Rolling 0.97.3

Remove merengue GSK_RENDERER var to enable GL client rendering.

.gitignore

@@ -3,7 +3,7 @@
 __pycache__
 .flatpak-builder
 .catalogs
-.lib
+.local
 .lc_messages
 .vscode
 .env.local
@@ -17,6 +17,7 @@ cambalache/app.gresource
 cambalache/config.py
 cambalache/merengue/config.py
 cambalache/merengue/merengue
+subprojects/casilda
 tools/CmbUtils-3.0.gir
 tools/CmbUtils-3.0.typelib
 tools/CmbUtils-4.0.gir

CHANGELOG.md

@@ -0,0 +1,323 @@
+# Changelog
+
+This documents user relevant changes which are also included in
+data/ar.xjuan.Cambalache.metainfo.xml.in, closed issues from
+(Gitlab)[https://gitlab.gnome.org/jpu/cambalache/-/issues/] and 
+packaging changes like new dependencies or build system changes.
+
+Cambalache used even/odd minor numbers to differentiate between stable and
+development releases.
+
+
+## 0.96.0
+
+ - Add GResource support
+ - Add internal children support
+ - New project format
+ - Save directly to .ui files
+ - Show directory structure in navigation
+ - Unified import dialog for all file types
+ - Add Finnish translation. Erwinjitsu
+ - Use AdwAboutDialog lo-vely
+ - Add action child type to GtkDialog
+
+### Packaging changes
+
+ - pygobject-3.0 dependency bumped to 3.52 which depends on the new gi repository from GLib
+ - libcambalacheprivate-[3|4] and its typelib are now installed under libdir/cambalache
+ - libcmbcatalogutils-[3|4] and its typelib are now installed under libdir/cmb_catalog_gen
+ - Gtk 3, Handy, webkit2gtk and webkitgtk are now optional dependencies
+
+### Issues
+
+ - #253 "Error updating UI 1: gtk-builder-error-quark: .:8:1 Invalid object type 'AdwApplicationWindow' (6)"
+ - #145 "Consider Cambalache to manage resource description file for building the resource bundle"
+ - #54 "Add support for internal children"
+ - #255 "Unable to open files via the UI in a KDE Plasma session"
+ - #260 "Wrong default for Swap setting in signals"
+ - #259 "Install private shared libraries in sub directories of the main library path"
+ - #263 "Translatable setting resets when label field is empty"
+ - #264 "Error undoing removal of parent GtkGrid"
+ - #266 "Error "Unknown internal child: entry (6)" with particular GTK 3 UI file"
+ - #265 "GtkButtonBox shows too many buttons"
+ - #267 "Make drag'n'drop of top-level more intuitive"
+ - #269 "Failed to display some element of a validated ui file"
+ - #272 "Background of compositor does not change colors, when adwaita colors are changed"
+ - #273 "GtkComboBoxText items gets their translatable property removed"
+
+## 0.94.0
+
+2024-11-25 - Accessibility release
+
+ - Gtk 4 and Gtk 3 accessibility support
+ - Support property subclass override defaults
+ - AdwDialog placeholder support
+ - Improved object description in hierarchy
+ - Lots of bug fixes and minor UI improvements
+
+### Issues
+
+ - #252 "Workspace process error / "Error updating UI 1: gtk-builder-error-quark: .:185:38 Object with ID reset not found (13)" with specific UI file"
+ - #251 "GTK 3 message dialog from specific .ui file rendered incorrectly"
+ - #250 "Error trying to import specific (LibreOffice) GTK 3 .ui file: "'NoneType has no attribute 'type_id'""
+ - #240 "Do not show cryptic paths for imported ui files (flatpak)"
+ - #202 "cambalache crashes when using"
+ - #203 "AdwActionRow : wrong default for activatable property"
+ - #241 "Handle adding widgets in empty workspace"
+ - #234 "Hold <alt> to create object in place is not clear"
+ - #242 "Support quit via Ctrl + Q"
+ - #239 "Preview feature is not clear"
+ - #235 "Remember last saved / open location"
+ - #236 "`Import` menu operation is not clear"
+ - #233 "Widget tree is confusing"
+ - #137 "Add accessibility support"
+ - #232 "Crashes when restarting workspace"
+
+## 0.92.0
+
+2024-09-27 - Adwaita + Casilda release
+
+ - Support 3rd party libraries
+ - Improved Drag&Drop support
+ - Streamline headerbar
+ - Replaced widget hierarchy treeview with column view
+ - New custom wayland compositor for workspace
+ - Improve workspace performance
+ - Fix window ordering
+ - Enable workspace animations
+ - Basic port to Adwaita
+ - Support new desktop dark style
+ - Many thanks to emersion, kennylevinsen, vyivel and the wlroots community for their support and awesome project
+ 
+### Packaging changes
+
+ - New dependency on [casilda 0.2.0](https://gitlab.gnome.org/jpu/casilda)
+   Used for workspace compositor, depends on wlroots 0.18
+ - New python tool cmb-catalog-gen
+ - New shared library cmbcatalogutils-[3|4] used by cmb-catalog-gen
+   This library is built twice once linked with Gtk 3 and one with Gtk 4
+ - Depends on Gtk 4.16 and Adwaita 1.6
+
+### Issues
+
+ - #231 "Workspace will crash with inserting Some Adw objects"
+ - #230 "Exporting byte data messes encoding (libxml)"
+ - #227 "Add casilda as meson subproject" (sid)
+ - #220 "BUG: Typing cursor for style classes always in the front of style entries."
+ - #222 "cannot create instance of abstract (non-instantiatable) type 'GtkWidget'"
+ - #223 "Cannot add widgets to GtkSizeGroup"
+ - #225 "Cambalache crashes"
+ - #219 "Move existing widgets / hierarchy sections into property fields"
+ - #224 "GtkPicture:file property does not work out of the box"
+ - #11 "Support 3rd party libraries"
+ - #216 "Cambalache 0.90.2 Segment faults"
+ - #213 "Cannot open .ui file created using Gnome Builder"
+ - #215 "Port UI to LibAdwaita"
+
+
+## 0.90.4 
+
+2024-03-29 - Gtk 4 port
+
+ - Migrate main application to Gtk 4
+ - Update widget catalogs to SDK 46
+ - Add support for child custom fragments
+ - Add add parent context menu action
+ - Mark AdwSplitButton.dropdown-tooltip translatable. (Danial Behzadi)
+ - Bumped version to 0.90 to better indicate we are close to version 1.0
+ - Add WebKitWebContext class
+ - Add brand colors
+
+### Issues
+
+ - #184 "Headerbar save button not enabled when "translatable" checkbox's state is changed"
+ - #207 "Adding or changing data to signal doesn't activate 'Save' button"
+ - #212 "[Feature] add parent"
+ - #199 "Copy and pasting messes references between widgets"
+ - #196 "postinstall.py is trying to modify files in prefix."
+ - #201 "AdwToolbarView needs special child types"
+ - #220 "BUG: Typing cursor for style classes always in the front of style entries."
+
+
+## 0.16.0 
+
+2023-09-24: GNOME 45 Release!
+
+ - Bump SDK dependency to SDK 45
+ - Add support for types and properties added in SDK 45
+ - Marked various missing translatable properties
+
+### Issues
+
+ - #190 "Missing translatable property for Gtk.ColumnViewColumn.title"
+ - #190 "Unassigned local variable"
+
+
+## 0.14.0 
+
+2023-09-07: GMenu release!
+
+ - Add GMenu support
+ - Add UI requirements edit support
+ - Add Swedish translation. Anders Jonsson
+ - Updated Italian translation. Lorenzo Capalbo
+ - Show deprecated and not available warnings for Objects, properties and signals
+ - Output minimum required library version instead of latest one
+ - Fix output for templates with inline object properties
+ - Various optimizations and bug fixes
+ - Bump test coverage to 66%
+
+### Issues
+
+ - #185 "Unable to import certain files converted from GTK3 to GTK4""
+ - #177 "Panel is not derivable"
+ - #173 "Cambalache 0.12.0 can't open 0.10.3 project"
+
+
+## 0.12.0 
+
+2023-06-16: New Features release!
+
+ - User Templates: use your templates anywhere in your project
+ - Workspace CSS support: see your CSS changes live
+ - GtkBuildable Custom Tags: support for styles, items, etc
+ - Property Bindings: bind your property to any source property
+ - XML Fragments: add any xml to any object or UI as a fallback
+ - Preview mode: hide placeholders in workspace
+ - WebKit support: new widget catalog available
+ - External objects references support
+ - Add support for GdkPixbuf, GListModel and GListStore types
+ - Add missing child type attributes to Gtk4 GtkActionBar (B. Teeuwen)
+ - Added French Translation (rene-coty)
+
+### Issues
+
+ - #121 "Adding handy fails silently without libhandy installed"
+ - #113 "Add button/toggle to disable the placeholders and make the window look like it would look as an app"
+ - #123 "Export should be more user-friendly"
+ - #130 "GtkAboutDialog missing properties"
+ - #135 "List of string properties that should be translatable in Adw"
+ - #136 "Can't build via Flatpak"
+ - #138 "libadwaita widgets aren't categorized"
+ - #122 "Handy widgets not correctly categorized."
+ - #96 "Window resize itself when cut content of notebook tab and go to first tab"
+ - #101 "Right clicking after deselcting button, brokes mouse input"
+ - #120 "Box doesn't remove empty space"
+ - #147 "The "Close" button doesn't close the "About" dialog."
+ - #146 "Scrolling a properties pane conflicts with mousewheel handling of property widgets"
+ - #143 "Support for nested files"
+ - #148 "bug: preview display"
+ - #156 "GDK_BACKEND leaks to workspace process"
+ - #154 "GtkPaned: for properties to be set consistently, need to use start-child and end-child instead of child
+ - #160 "Faster prototyping"
+ - #166 "Allow external Widget or/and from another ui template"
+ - #163 "Add named object to Gtk.Stack"
+ - #170 "Support for actions (GtkActionable, menu models)"
+ - #169 "[main] GtkOrientable is missing in GtkBox properties (maybe in others too)"
+ - #167 "Gtk*Selection models are missing the model property"
+ - #168 "Is there a way to add string items to a GtkStringList?"
+ - #171 "Extended support for inline objects"
+ - #172 "Certain Adw widgets are not availabe (AdwEntryRow)"
+
+
+## 0.10.0 
+
+2022-06-15: 3rd party libs release!
+
+ - Add Adwaita and Handy library support
+ - Add inline object properties support (only Gtk 4)
+ - Add special child type support (GtkWindow title widget)
+ - Improve clipboard functionality
+ - Add support for reordering children position
+ - Add/Improve worspace support for GtkMenu, GtkNotebook, GtkPopover, GtkStack, GtkAssistant, GtkListBox, GtkMenuItem and GtkCenterBox
+ - New property editors for icon name and color properties
+ - Add support for GdkPixbuf, Pango, Gio, Gdk and Gsk flags/enums types
+ - Add Ukrainian translation (Volodymyr M. Lisivka)
+ - Add Italian translation (capaz)
+ - Add Dutch translation (Gert)
+
+### Issues
+
+ - #47 "Proper ui file(which compile properly), fails to open in cambalache and show error"
+ - #79 "Change column/row count of GtkBox and GtkGrid"
+ - #81 "No way to add rows to GtkListBox"
+ - #68 "Trouble with GtkHeaderBar"
+ - #82 "Can't change x and y values of widgets in Gtk4 when using GtkFixed"
+ - #62 "Many widget-specific properties appear to be missing"
+ - #83 "Gettext domain is not initialized properly"
+ - #66 "Allow adding new items directly in tree view instead of (only) through preview view"
+ - #86 "Automatically restart merengue when merengue crashes"
+ - #89 "Error `AttributeError: 'NoneType' object has no attribute 'info'` when deleting UI file"
+ - #90 "Cambalache fails to import valid glade/ui files"
+ - #75 "How to use GtkStack"
+ - #78 "How to use GTKAssistant"
+ - #63 "Allow automatically exporting on save (or make it easier to do so)"
+ - #91 "Unable to export"
+ - #85 "Provide icon selection for Button / Image"
+ - #92 "'Debug Project Data' does nothing"
+ - #9 "Support for libadwaita and libhandy"
+ - #59 "Reordering children in a parent"
+ - #100 "Signals get broken"
+ - #105 "Child layout properties not available when parent is a subclass (AdwHeaderBar)"
+ - #102 "Popovers are not visible"
+ - #104 "Error when trying to add children to buttonbox"
+ - #98 "No way to add tab in Notebook"
+ - #108 "Popovers stay on scene after deleting file which contains them"
+ - #109 "Cambalache adds to container GtkRecentChooserMenu even if prints that this won't happen"
+ - #110 "Screen flashing when creating GBinding"
+ - #116 "Error when trying to click at Notebook content"
+ - #117 "Error `'NoneType' object has no attribute 'props'` when changing notebook tab"
+ - #115 "Cannot copy/paste widget"
+ - #69 "Undo and redo operations don't always match up"
+
+
+## 0.8.0 
+
+2021-12-09: UX improvements Release!
+
+ - New Type chooser bar
+ - Workspace placeholder support
+ - Translatable properties support (Philipp Unger)
+ - Clipboard actions support (Copy, Paste, Cut)
+ - Better unsupported features report
+ - New Matrix channel #cambalache:gnome.org
+ - You can now also support Cambalache on Liberapay
+
+### Issues
+
+ - #22: Gtk.AboutDialog: license bug
+ - #10: Export widgets layout data packed in GtkGrid
+ - #23: Better appdata summary
+ - #25: Error about target version mismatch
+ - #29: Error opening project
+ - #27: Needs a better icon
+ - #31: Newest ver (git) doesn't display loaded UI
+ - #34: Translations aren't working in the interactive tour
+ - #35: Interactive tour isn't working anymore
+ - #30: Gtk types listed in Cambalache
+ - #36: Can't build Flatpak after the update of the german translation
+ - #38: Add translatable metadata to CmbPropertyInfo
+ - #37: Add support for translatable properties
+ - #39: Save window state (Philipp Unger)
+ - #41: Add clipboard support
+ - #33: No context menu on left pane, the "project view"
+
+
+## 0.7.0 
+
+2021-08-08: New translations release!
+
+ - Add Czech translation. Vojtěch Perník
+ - Add German translation. PhilProg
+ - Add x-cambalache mimetype with icon
+
+
+## 0.6.0 
+
+2021-07-21: First public release!
+
+ - Suport for both Gtk 3 and 4 versions
+ - Import and export multiple UI at once
+ - Support plain (no custom tags) GtkBuilder features 
+ - Undo / Redo stack
+ - LGPL version 2.1

Dockerfile

@@ -1,23 +1,28 @@
 FROM debian:sid-slim
 
 RUN apt-get update && apt-get install -y \
-	python3-gi \
+	desktop-file-utils \
+	gettext \
+	gir1.2-adw-1 \
 	gir1.2-gtk-3.0 \
 	gir1.2-gtk-4.0 \
-	gir1.2-gtksource-4 \
+	gir1.2-gtksource-5 \
 	gir1.2-handy-1 \
-	gir1.2-adw-1 \
 	gir1.2-webkit2-4.1 \
 	gir1.2-webkit-6.0 \
-	python3-lxml \
+	git \
-	meson \
+	libadwaita-1-dev \
-	ninja-build \
+	libgirepository-1.0-dev \
 	libgtk-3-dev \
 	libgtk-4-dev \
 	libhandy-1-dev \
-	libadwaita-1-dev \
+	libwlroots-dev \
-	gettext \
+	meson \
-	desktop-file-utils
+	ninja-build \
+	python3-gi \
+	python3-lxml \
+	python-gi-dev
+
 
 RUN useradd -ms /bin/bash discepolo
 ENV DISPLAY :0
@@ -25,13 +30,31 @@ ENV DISPLAY :0
 RUN mkdir -p /src/build
 
 COPY . /src/
+WORKDIR /src
+
+RUN git clone -b 0.18 https://gitlab.freedesktop.org/wlroots/wlroots.git && \
+	cd wlroots && \
+	meson setup build/  && \
+	ninja -C build/ && \
+	ninja -C build/ install
+
 WORKDIR /src/build
 
-RUN meson --prefix=/usr
+RUN meson --prefix=/usr && ninja && ninja install
-RUN ninja
-RUN ninja install
 
 RUN rm -rf /src
 
+RUN apt-get remove -y \
+	git \
+	libadwaita-1-dev \
+	libgirepository-1.0-dev \
+	libgtk-3-dev \
+	libgtk-4-dev \
+	libhandy-1-dev \
+	libwlroots-dev \
+	meson \
+	ninja-build \
+	python-gi-dev
+
 USER discepolo
 ENTRYPOINT ["/bin/sh", "-c", "$0 \"$@\"", "cambalache"]

Makefile

@@ -1,4 +1,7 @@
 repo: ar.xjuan.Cambalache.json .git/objects
+	flatpak remote-add --user --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
+	flatpak install --noninteractive --user flathub org.gnome.Sdk//48
+	flatpak install --noninteractive --user flathub org.gnome.Platform//48
 	flatpak-builder --force-clean --repo=repo build ar.xjuan.Cambalache.json
 
 cambalache.flatpak: repo

README.md

@@ -1,12 +1,12 @@
 ![Cambalache](cambalache/app/images/logo-horizontal.svg)
 
-Cambalache is a new RAD tool for Gtk 4 and 3 with a clear MVC design and data model first philosophy.
+Cambalache is a RAD tool for Gtk 4 and 3 with a clear MVC design and data model first philosophy.
 This translates to a wide feature coverage with minimal/none developer intervention for basic support.
 
 ![Data Model Diagram](datamodel.svg)
 
 To support multiple Gtk versions it renders the workspace out of process using
-the Gdk broadway backend.
+a custom wayland compositor widget based on wlroots.
 
 ![Merengue Diagram](merengue.svg)
 
@@ -28,26 +28,39 @@ Source code lives on GNOME gitlab [here](https://gitlab.gnome.org/jpu/cambalache
 
 * Python 3 - Cambalache is written in Python
 * [Meson](http://mesonbuild.com) build system
-* [GTK](http://www.gtk.org) 3 and 4 with broadway backend enabled
+* [GTK](http://www.gtk.org) 3 and 4
 * python-gi - Python GTK bindings
 * python3-lxml - Python libxml2 bindings
-* WebkitGTK - Webview for workspace
+* [casilda](https://gitlab.gnome.org/jpu/casilda) - Workspace custom compositor
 
-## Running from sources
+## Flathub
 
-To run it without installing use run-dev.py script, it will automatically compile
+Flathub is the place to get and distribute apps for all of desktop Linux.
-resources and create extra files needed to run.
+It is powered by Flatpak, allowing Flathub apps to run on almost any Linux 
+distribution.
 
-`./run-dev.py`
+Instructions on how to install flatpak can be found [here](https://flatpak.org/setup/).
 
-The minimum requirements are Gtk 3 and lxml, Gtk 4 is only needed to have a functional Gtk 4 workspace.
+You can get the official build [here](https://flathub.org/apps/details/ar.xjuan.Cambalache)
+
+Use the following to install:
+```
+flatpak remote-add --user --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+flatpak install --user flathub ar.xjuan.Cambalache
+```
 
 ## Flatpak
 
-The preferred way to run Cambalache is using flatpak.
+Use the following commands to install build dependencies:
-Instructions on how to install flatpak can be found [here](https://flatpak.org/setup/).
+
+```
+flatpak remote-add --user --if-not-exists gnome-nightly https://nightly.gnome.org/gnome-nightly.flatpakrepo
+flatpak install --user org.gnome.Sdk//master
+flatpak install --user org.gnome.Platform//master
+```
 
 Build your bundle with the following commands
+
 ```
 flatpak-builder --force-clean --repo=repo build ar.xjuan.Cambalache.json
 flatpak build-bundle repo cambalache.flatpak ar.xjuan.Cambalache
@@ -61,14 +74,9 @@ make install
 
 Will create the flatpak repository, then the bundle and install it
 
-## Flathub
+Run as:
-
-You can get Cambalache prebuilt bundles [here](https://flathub.org/apps/details/ar.xjuan.Cambalache)
-
-Use the following to install:
 ```
-flatpak remote-add --user --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
+flatpak run --user ar.xjuan.Cambalache//master
-flatpak install --user flathub ar.xjuan.Cambalache
 ```
 
 ## Manual installation
@@ -76,20 +84,20 @@ flatpak install --user flathub ar.xjuan.Cambalache
 This is a regular meson package and can be installed the usual way.
 
 ```
-# Create build directory and configure project
+# Configure project in _build directory
-mkdir _build && cd _build
+meson setup --wipe --prefix=~/.local _build .
-meson --prefix=~/.local
 
-# Build and install
+# Build and install in ~/.local
-ninja
+ninja -C _build install
-ninja install
 ```
-To run it from .local/ you might need to setup PYTHONPATH and GI_TYPELIB_PATH env variable depending
+
-on your distribution defaults
+To run it from .local/ you might need to setup a few env variable depending on your distribution
 
 ```
 export PYTHONPATH=~/.local/lib/python3/dist-packages/
+export LD_LIBRARY_PATH=~/.local/lib/x86_64-linux-gnu/
 export GI_TYPELIB_PATH=~/.local/lib/x86_64-linux-gnu/girepository-1.0/
+cambalache
 ```
 
 ## Docker
@@ -102,20 +110,52 @@ Build the image with:
 docker build -t cambalache .
 ```
 
-On linux, enable localhost connections to your X server and run with:
+On linux you can run it on wayland with:
+
+```
+docker run \
+    -e XDG_RUNTIME_DIR=/tmp \
+    -e WAYLAND_DISPLAY=$WAYLAND_DISPLAY \
+    -v $XDG_RUNTIME_DIR/$WAYLAND_DISPLAY:/tmp/$WAYLAND_DISPLAY  \
+    --user=$(id -u):$(id -g) \
+    cambalache
+```
+
+or on X server with:
 ```
 xhost +local:
 docker run -v /tmp/.X11-unix:/tmp/.X11-unix cambalache
 ```
 
+NOTE: There is no official support for Docker, please use Flatpak if possible.
+
 ## MS Windows
 
 Instructions to run in MS Windows are [here](README.win.md)
 
+NOTE: There is no official support for Windows yet, these instruction should be
+taken with a grain of salt as they might not work on all Windows versions or
+be obsolete.
+
 ## MacOS
 
 Instructions to run in MacOS are [here](README.mac.md)
 
+NOTE: There is no official support for MacOS yet, these instruction should be
+taken with a grain of salt as they might not work on all MacOS versions or
+be obsolete.
+
+## Running from sources
+
+To run it without installing use run-dev.sh script, it will automatically compile
+cambalache under .local directoy and set up all environment variables needed to
+run the app from the source directory. (Follow manual installation to ensure 
+you have everything needed)
+
+`./run-dev.py`
+
+This is meant for Cambalache development only.
+
 ## Contributing
 
 If you are interested in contributing you can open an issue [here](https://gitlab.gnome.org/jpu/cambalache/-/issues)
@@ -146,10 +186,11 @@ like all these [people](./SUPPORTERS.md) did.
  - ~8% commission fee
  - ~8% payment processing fee
 
-## Tools
+## cmb-catalog-gen
 
- - cambalache-db:
+This tool is used to generate Cambalache catalogs from Gir files.
-   Generate Data Model from Gir files
 
- - db-codegen:
+A catalog is a XML file with all the necessary data for Cambalache to produce
-   Generate GObject classes from DB tables
+UI files with widgets from a particular library, this includes the different
+GTypes, with their properties, signals and everything else except
+the actual object implementations.

SUPPORTERS.md

@@ -1,22 +1,26 @@
 # Cambalache supporters
 
-Many thanks to all the people that suppport the project
+Many thanks to all the people that support the project
 
  -  Stephan McCormick
  -  Willo Vincent
  -  Javier Jardón
+ -  Franz Gratzer
+ -  David
  -  Sonny Piers
  -  Patrick Griffis
- -  David
- -  Luis Barron
- -  Michel Fodje
- -  Platon workaccount
  -  Aemilia Scott
+ -  Jonathan K.
+ -  Luis Barron
+ -  Mitch 4J
+ -  JustRyan
+ -  Platon workaccount
+ -  ~1826340
+ -  Mula Gabriel
  -  Felipe Borges
  -  Johannes Deutsch
- -  Jonathan K.
  -  Patrick
  -  2 kojix
- -  Coleman 
+ -  Coleman
- -  Shogo Takata
  -  Muasim
+ -  Shogo Takata

TODO.md

@@ -1,15 +0,0 @@
-## Project:
- 
- - GResource
-
-
-## GtkBuilder missing features:
-
- - Internal children
-   - <child internal-child="name">
- 
- - GtkWidget
-   - <action-widgets>
-       <action-widget response="">value</action-widget>
-     </action-widgets>
-

ar.xjuan.Cambalache.json

@@ -1,9 +1,9 @@
 {
     "app-id" : "ar.xjuan.Cambalache",
     "runtime" : "org.gnome.Platform",
-    "runtime-version" : "46",
+    "runtime-version" : "48",
     "sdk" : "org.gnome.Sdk",
-    "separate-locales": false,
+    "separate-locales" : false,
     "command" : "cambalache",
     "finish-args" : [
         "--share=ipc",
@@ -26,16 +26,65 @@
     ],
     "modules" : [
         {
-            "name": "python3-lxml",
+            "name" : "python3-lxml",
-            "buildsystem": "simple",
+            "buildsystem" : "simple",
-            "build-commands": [
+            "build-commands" : [
                 "pip3 install --exists-action=i --ignore-installed --no-index --find-links=\"file://${PWD}\" --prefix=${FLATPAK_DEST} \"lxml\" --no-build-isolation"
             ],
-            "sources": [
+            "sources" : [
                 {
-                    "type": "file",
+                    "type" : "file",
-                    "url": "https://files.pythonhosted.org/packages/30/39/7305428d1c4f28282a4f5bdbef24e0f905d351f34cf351ceb131f5cddf78/lxml-4.9.3.tar.gz",
+                    "url" : "https://files.pythonhosted.org/packages/80/61/d3dc048cd6c7be6fe45b80cedcbdd4326ba4d550375f266d9f4246d0f4bc/lxml-5.3.2.tar.gz",
-                    "sha256": "48628bd53a426c9eb9bc066a923acaa0878d1e86129fd5359aee99285f4eed9c"
+                    "sha256" : "773947d0ed809ddad824b7b14467e1a481b8976e87278ac4a730c2f7c7fcddc1"
+                }
+            ]
+        },
+        {
+            "name" : "libseat",
+            "buildsystem" : "meson",
+            "config-opts" : [
+                "-Dserver=disabled",
+                "-Dman-pages=disabled"
+            ],
+            "sources" : [
+                {
+                    "type" : "archive",
+                    "url" : "https://git.sr.ht/~kennylevinsen/seatd/archive/0.8.0.tar.gz",
+                    "sha256" : "a562a44ee33ccb20954a1c1ec9a90ecb2db7a07ad6b18d0ac904328efbcf65a0",
+                    "x-checker-data" : {
+                        "type" : "anitya",
+                        "project-id" : 234932,
+                        "stable-only" : true,
+                        "url-template" : "https://git.sr.ht/~kennylevinsen/seatd/archive/$version.tar.gz"
+                    }
+                }
+            ]
+        },
+        {
+            "name" : "wlroots",
+            "builddir" : true,
+            "buildsystem" : "meson",
+            "config-opts" : [],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://gitlab.freedesktop.org/wlroots/wlroots.git",
+                    "tag" : "0.18.1",
+                    "commit" : "5bc39071d173301eb8b2cd652c711075526dfbd9"
+                }
+            ]
+        },
+        {
+            "name" : "casilda",
+            "builddir" : true,
+            "buildsystem" : "meson",
+            "config-opts" : [],
+            "sources" : [
+                {
+                    "type" : "git",
+                    "url" : "https://gitlab.gnome.org/jpu/casilda.git",
+                    "tag" : "0.9.0",
+                    "commit" : "4f7b1be321cf76832b12bda11fd91897257377e2"
                 }
             ]
         },
@@ -47,9 +96,15 @@
                 {
                     "type" : "git",
                     "path" : ".",
-                    "branch": "HEAD"
+                    "branch" : "HEAD"
                 }
+            ],
+            "config-opts" : [
+                "--libdir=lib"
             ]
         }
-    ]
+    ],
+    "build-options" : {
+        "env" : {        }
+    }
 }

cambalache/__init__.py

@@ -19,6 +19,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 import gi
@@ -28,10 +30,12 @@ import builtins
 
 from . import config
 
+gi.require_version("GIRepository", "3.0")
 gi.require_version("Gdk", "4.0")
 gi.require_version("Gtk", "4.0")
 gi.require_version("GtkSource", "5")
 gi.require_version("WebKit", "6.0")
+gi.require_version('Adw', '1')
 
 # Ensure _() builtin
 if "_" not in builtins.__dict__:
@@ -46,8 +50,6 @@ if "N_" not in builtins.__dict__:
 # noqa: E402,E401
 from gi.repository import Gio, Gdk, Gtk
 
-# This will print an error and exit if there is no display available
-Gtk.init()
 
 resource = Gio.Resource.load(os.path.join(config.pkgdatadir, "cambalache.gresource"))
 resource._register()
@@ -55,8 +57,10 @@ resource._register()
 provider = Gtk.CssProvider()
 provider.load_from_resource("/ar/xjuan/Cambalache/cambalache.css")
 display = Gdk.Display.get_default()
-Gtk.StyleContext.add_provider_for_display(display, provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
+Gtk.StyleContext.add_provider_for_display(display, provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION - 1)
-Gtk.IconTheme.get_for_display(display).add_resource_path("/ar/xjuan/Cambalache/icons")
+
+# FIXME: this is needed in flatpak for icons to work
+Gtk.IconTheme.get_for_display(display).add_search_path("/app/share/icons")
 
 
 def getLogger(name):
@@ -66,15 +70,17 @@ def getLogger(name):
     ch.setFormatter(formatter)
 
     logger = logging.getLogger(name)
-    logger.setLevel(os.environ.get("MERENGUE_LOGLEVEL", "WARNING").upper())
+    logger.setLevel(os.environ.get("CAMBALACHE_LOGLEVEL", "WARNING").upper())
     logger.addHandler(ch)
 
     return logger
 
 
+from .cmb_objects_base import CmbBaseObject
 from .cmb_css import CmbCSS
 from .cmb_ui import CmbUI
 from .cmb_object import CmbObject
+from .cmb_gresource import CmbGResource
 
 # from .cmb_object_data import CmbObjectData
 from .cmb_property import CmbProperty
@@ -83,14 +89,19 @@ from .cmb_layout_property import CmbLayoutProperty
 from .cmb_type_info import CmbTypeInfo
 from .cmb_project import CmbProject
 
+from .cmb_db_inspector import CmbDBInspector
 from .cmb_view import CmbView
-from .cmb_tree_view import CmbTreeView
+from .cmb_list_view import CmbListView
+from .cmb_notification import notification_center, CmbNotification, CmbNotificationCenter
+from .cmb_notification_list_view import CmbNotificationListView
 from .cmb_object_editor import CmbObjectEditor
 from .cmb_signal_editor import CmbSignalEditor
 from .cmb_ui_editor import CmbUIEditor
 from .cmb_ui_requires_editor import CmbUIRequiresEditor
 from .cmb_css_editor import CmbCSSEditor
+from .cmb_gresource_editor import CmbGResourceEditor
 from .cmb_fragment_editor import CmbFragmentEditor
+from .cmb_accessible_editor import CmbAccessibleEditor
 from .cmb_type_chooser import CmbTypeChooser
 from .cmb_type_chooser_widget import CmbTypeChooserWidget
 from .cmb_type_chooser_popover import CmbTypeChooserPopover

cambalache/app/__init__.py

@@ -19,6 +19,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 

cambalache/app/app.gresource.xml

@@ -1,6 +1,8 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
 <gresources>
   <gresource prefix="/ar/xjuan/Cambalache/app">
+    <file>metainfo.xml</file>
     <file>SUPPORTERS.md</file>
     <file>cmb_window.ui</file>
     <file>cmb_shortcuts.ui</file>

cambalache/app/cambalache.css

@@ -38,7 +38,25 @@ window.cmb-window label.message {
   background-color: rgba(0, 0, 0, .6);
 }
 
-window.cmb-window.dark label.message {
+window.cmb-window list.notifications {
+  margin: 1em 2em;
+  border-radius: 1em;
+  border:  1px solid  var(--secondary-sidebar-border-color);
+}
+
+window.cmb-window list.notifications > row {
+  padding: 1ex;
+}
+
+window.cmb-window list.notifications > row:last-child {
+  border-width: 0;
+}
+
+window.cmb-window list.notifications row > revealer > box > box:last-child {
+  padding: 0 1em;
+}
+
+window.cmb-window.dark .message {
   color: black;
   background-color: rgba(255, 255, 255, .6);
 }
@@ -68,7 +86,9 @@ popover.cmb-tutor image {
 button.cmb-tutor-highlight,
 modelbutton.cmb-tutor-highlight,
 buttonbox.cmb-tutor-highlight > button,
+menubutton.cmb-tutor-highlight > button,
 stackswitcher.cmb-tutor-highlight > button,
+stack.cmb-tutor-highlight,
 entry.cmb-tutor-highlight,
 treeview.cmb-tutor-highlight,
 box.cmb-tutor-highlight,
@@ -87,11 +107,14 @@ CmbTypeChooser {
 
 CmbUIEditor,
 CmbFragmentEditor,
-CmbObjectEditor {
+CmbObjectEditor,
+CmbAccessibleEditor {
   padding: 0 4px 4px 4px;
 }
 
 CmbCSSEditor,
+CmbGResourceEditor,
+CmbGResourceFileEditor,
 stackswitcher.property-pane {
   padding: 4px;
 }
@@ -111,3 +134,7 @@ image.icon-size-32 {
 image.icon-size-64 {
   -gtk-icon-size: 64px;
 }
+
+windowtitle.changed {
+  font-style: italic;
+}

cambalache/app/cambalache.in

@@ -21,6 +21,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 import sys

cambalache/app/cmb_application.py

@@ -20,91 +20,59 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 import sys
+import gi
 
-from gi.repository import GLib, Gdk, Gtk, Gio
+gi.require_version('Adw', '1')
+from gi.repository import GLib, Gdk, Gtk, Gio, Adw
 
 from .cmb_window import CmbWindow
-from cambalache import CmbProject, config, _
+from cambalache import CmbProject, utils, config, _
 
 basedir = os.path.dirname(__file__) or "."
 
 
-class CmbApplication(Gtk.Application):
+class CmbApplication(Adw.Application):
     def __init__(self):
         super().__init__(application_id="ar.xjuan.Cambalache", flags=Gio.ApplicationFlags.HANDLES_OPEN)
 
         self.add_main_option("version", b"v", GLib.OptionFlags.NONE, GLib.OptionArg.NONE, _("Print version"), None)
 
-        self.add_main_option("export-all", b"E", GLib.OptionFlags.NONE, GLib.OptionArg.FILENAME, _("Export project"), None)
+        self.add_main_option(
+            "export-all", b"E", GLib.OptionFlags.NONE, GLib.OptionArg.FILENAME, _("Deprecated: Export project"), None
+        )
 
-    def __add_window(self):
+    def add_new_window(self):
         window = CmbWindow(application=self)
-        window.connect("open-project", self.__on_open_project)
-
         window.connect("close-request", self.__on_window_close_request)
+        window.connect("project-closed", self.__on_window_project_closed)
         self.add_window(window)
         return window
 
-    def open_project(self, path, target_tk=None, uiname=None):
+    def open_project(self, path, target_tk=None):
         window = None
 
         for win in self.get_windows():
-            if win.project is not None and win.project.filename == path:
+            if win.project and win.project.filename == path:
                 window = win
 
         if window is None:
-            window = self.__add_window()
+            window = self.add_new_window()
             if path is not None:
-                window.open_project(path, target_tk=target_tk, uiname=uiname)
+                window.open_project(path, target_tk=target_tk)
 
         window.present()
 
     def import_file(self, path):
-        window = self.__add_window() if self.props.active_window is None else self.props.active_window
+        window = self.add_new_window() if self.props.active_window is None else self.props.active_window
         window.import_file(path)
         window.present()
 
-    def do_open(self, files, nfiles, hint):
+    def check_can_quit(self, window=None):
-        for file in files:
-            path = file.get_path()
-
-            content_type, uncertain = Gio.content_type_guess(path, None)
-            if uncertain:
-                with open(path, "rb") as fd:
-                    data = fd.read(1024)
-                content_type, uncertain = Gio.content_type_guess(path, data)
-
-            if content_type == "application/x-cambalache-project":
-                self.open_project(path)
-            elif content_type in ["application/x-gtk-builder", "application/x-glade"]:
-                self.import_file(path)
-
-    def do_startup(self):
-        Gtk.Application.do_startup(self)
-
-        for action in ["quit"]:
-            gaction = Gio.SimpleAction.new(action, None)
-            gaction.connect("activate", getattr(self, f"_on_{action}_activate"))
-            self.add_action(gaction)
-
-        provider = Gtk.CssProvider()
-        provider.load_from_resource("/ar/xjuan/Cambalache/app/cambalache.css")
-        Gtk.StyleContext.add_provider_for_display(Gdk.Display.get_default(), provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
-
-    def do_activate(self):
-        if self.props.active_window is None:
-            self.open_project(None)
-
-    def __on_open_project(self, window, filename, target_tk, uiname):
-        if window.project is None:
-            window.open_project(filename, target_tk, uiname)
-        else:
-            self.open_project(filename, target_tk, uiname)
-
-    def __check_can_quit(self, window=None):
         windows = self.__get_windows() if window is None else [window]
         unsaved_windows = []
         windows2save = []
@@ -130,26 +98,8 @@ class CmbApplication(Gtk.Application):
             return
 
         # Create Dialog
-        text = _("Save changes before closing?")
+        window = windows[0]
-        dialog = Gtk.MessageDialog(
+        dialog = window._close_project_dialog_new()
-            transient_for=windows[0],
-            message_type=Gtk.MessageType.QUESTION,
-            text=f"<b><big>{text}</big></b>",
-            use_markup=True,
-            modal=True,
-        )
-
-        # Add buttons
-        dialog.add_buttons(
-            _("Close without Saving"),
-            Gtk.ResponseType.CLOSE,
-            _("Cancel"),
-            Gtk.ResponseType.CANCEL,
-            _("Save"),
-            Gtk.ResponseType.ACCEPT,
-        )
-
-        dialog.set_default_response(Gtk.ResponseType.ACCEPT)
 
         if unsaved_windows_len > 1 or unsaved_windows[0].project.filename is None:
             # Add checkbox for each unsaved project
@@ -214,28 +164,96 @@ class CmbApplication(Gtk.Application):
         return retval
 
     def __on_window_close_request(self, window):
-        self.__check_can_quit(window)
+        self.check_can_quit(window)
         return True
 
+    def __on_window_project_closed(self, window):
+        windows = self.__get_windows()
+
+        if len(windows) > 1:
+            self.remove_window(window)
+            window.destroy()
+
+    # Action handlers
+    def _on_quit_activate(self, action, data):
+        self.check_can_quit()
+
+    def _on_open_activate(self, action, data):
+        filename, target_tk = data.unpack()
+
+        # FIXME: use nullable parameter
+        target_tk = target_tk if target_tk else None
+        filename = filename if filename else None
+
+        window = self.props.active_window
+
+        if window and window.project is None:
+            window.open_project(filename, target_tk)
+        else:
+            self.open_project(filename, target_tk)
+
+    def _on_new_activate(self, action, data):
+        target_tk, filename, uipath = data.unpack()
+
+        # FIXME: use nullable parameter
+        target_tk = target_tk if target_tk else None
+        filename = filename if filename else None
+        uipath = uipath if uipath else None
+
+        window = self.props.active_window
+
+        if window is None or window.project is not None:
+            window = self.add_new_window()
+
+        window.create_project(target_tk, filename, uipath)
+        window.present()
+
+    # GApplication interface
+    def do_open(self, files, nfiles, hint):
+        for file in files:
+            path = file.get_path()
+            content_type = utils.content_type_guess(path)
+
+            if content_type == "application/x-cambalache-project":
+                self.open_project(path)
+            elif content_type in ["application/x-gtk-builder", "application/x-glade"]:
+                self.import_file(path)
+
+    def do_startup(self):
+        Adw.Application.do_startup(self)
+
+        for action, accelerators, parameter_type in [
+            ("quit", ["<Primary>q"], None),
+            ("open", None, "(ss)"),
+            ("new", None, "(sss)"),
+        ]:
+            gaction = Gio.SimpleAction.new(action, GLib.VariantType.new(parameter_type) if parameter_type else None)
+            gaction.connect("activate", getattr(self, f"_on_{action}_activate"))
+            self.add_action(gaction)
+            if accelerators:
+                self.set_accels_for_action(f"app.{action}", accelerators)
+
+        provider = Gtk.CssProvider()
+        provider.load_from_resource("/ar/xjuan/Cambalache/app/cambalache.css")
+        Gtk.StyleContext.add_provider_for_display(Gdk.Display.get_default(), provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
+
+    def do_activate(self):
+        if self.props.active_window is None:
+            self.open_project(None)
+
     def do_window_removed(self, window):
         windows = self.__get_windows()
 
         if len(windows) == 0:
             self.activate_action("quit")
 
-    def _on_quit_activate(self, action, data):
-        self.__check_can_quit()
-
     def do_handle_local_options(self, options):
         if options.contains("version"):
             print(config.VERSION)
             return 0
 
         if options.contains("export-all"):
-            filename = options.lookup_value("export-all")
+            print("Export has been deprecated and does nothing. Every UI file is updated on project save.")
-            filename = "".join([chr(c) for c in filename.unpack()])
-            project = CmbProject(filename=filename)
-            project.export()
             return 0
 
         return -1

cambalache/app/cmb_scrolled_window.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import Gtk
 

cambalache/app/cmb_shortcuts.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_shortcuts.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <object class="GtkShortcutsWindow" id="shortcuts">
     <property name="section-name">shortcuts</property>
@@ -14,32 +15,56 @@
             <property name="view">shortcuts</property>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;n</property>
+                <property name="accelerator">&lt;primary&gt;n</property>
                 <property name="title" translatable="yes">Create new project</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;o</property>
+                <property name="accelerator">&lt;primary&gt;o</property>
                 <property name="title" translatable="yes">Open a project</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;w</property>
+                <property name="accelerator">&lt;primary&gt;i</property>
+                <property name="title" translatable="yes">Import file</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="accelerator">&lt;primary&gt;s</property>
+                <property name="title" translatable="yes">Save project</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="accelerator">&lt;primary&gt;&lt;shift&gt;s</property>
+                <property name="title" translatable="yes">Save project as</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="accelerator">&lt;primary&gt;w</property>
                 <property name="title" translatable="yes">Close the project</property>
               </object>
             </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkShortcutsGroup">
+            <property name="title" translatable="yes">General</property>
+            <property name="view">general</property>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;s</property>
+                <property name="accelerator">&lt;primary&gt;question</property>
-                <property name="title" translatable="yes">Save the project</property>
+                <property name="title" translatable="yes">Keyboard Shortcuts</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;e</property>
+                <property name="accelerator">&lt;primary&gt;q</property>
-                <property name="title" translatable="yes">Save and Export</property>
+                <property name="title" translatable="yes">Quit application</property>
               </object>
             </child>
           </object>
@@ -50,25 +75,31 @@
             <property name="view">shortcuts</property>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;Insert</property>
+                <property name="accelerator">Delete</property>
+                <property name="title" translatable="yes">Delete object</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkShortcutsShortcut">
+                <property name="accelerator">&lt;primary&gt;Insert</property>
                 <property name="title" translatable="yes">Add  slot/column</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;Delete</property>
+                <property name="accelerator">&lt;primary&gt;Delete</property>
                 <property name="title" translatable="yes">Remove slot/column</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;&lt;shift&gt;Insert</property>
+                <property name="accelerator">&lt;primary&gt;&lt;shift&gt;Insert</property>
                 <property name="title" translatable="yes">Add row</property>
               </object>
             </child>
             <child>
               <object class="GtkShortcutsShortcut">
-                <property name="accelerator">&lt;Control&gt;&lt;shift&gt;Delete</property>
+                <property name="accelerator">&lt;primary&gt;&lt;shift&gt;Delete</property>
                 <property name="title" translatable="yes">Remove row</property>
               </object>
             </child>

cambalache/app/cmb_tutor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 # Based on glade-intro.c (C) 2017-2018 Juan Pablo Ugarte
 #
 

cambalache/app/cmb_tutorial.py

@@ -20,25 +20,33 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from .cmb_tutor import CmbTutorPosition
 from cambalache import _
 
 intro = [
     (_("Hi, I will show you around Cambalache"), "intro_button", 5),
-    (_("You can open a project"), "open_button", 3),
+    (_("You can open a project and find recently used"), "open_button", 5),
-    (
-        _("find recently used"),
-        "recent_button",
-        2,
-    ),
-    (_("or create a new one"), "new_button", 4),
     (_("Common actions like Undo"), "undo_button", 4),
     (_("Redo"), "redo_button", 2),
-    (_("Add new UI file"), "add_button", 3),
+    (_("and Add new UI are directly accessible in the headerbar"), "add_button", 3),
-    (_("and Save are directly accessible in the headerbar"), "cmb_save_button", 6),
+    (_("together with the main menu"), "menu_button", 3),
-    (_("just like Save As"), "save_as_button", 2),
+    (
-    (_("and the main menu"), "menu_button", 3, "menu_button"),
+        _("Where you can create a new project"),
+        _("New Project"),
+        5,
+        None,
+        CmbTutorPosition.LEFT,
+    ),
+    (
+        _("Import UI files"),
+        _("Import"),
+        3,
+        None,
+        CmbTutorPosition.LEFT,
+    ),
     (_("Create a project to continue"), "intro_button", 2, "add-project"),
     (_("Great!"), "intro_button", 2),
     (
@@ -64,13 +72,6 @@ intro = [
     (_("Try adding a grid"), "intro_button", 3, "add-grid"),
     (_("and a button"), "intro_button", 3, "add-button"),
     (_("Quite easy! Isn't it?"), "intro_button", 3),
-    (
-        _("Once you finish, you can export all UI files to xml here"),
-        _("Export all"),
-        5,
-        "main-menu",
-        CmbTutorPosition.LEFT,
-    ),
     (
         _("If you have any question, contact us on Matrix!"),
         _("Contact"),

cambalache/app/meson.build

@@ -9,7 +9,7 @@ gnome.compile_resources('app',
 
 conf = configuration_data()
 conf.set('VERSION', meson.project_version())
-conf.set('PYTHON', python_bin.path())
+conf.set('PYTHON', python_bin.full_path())
 conf.set('localedir', localedir)
 conf.set('pkgdatadir', pkgdatadir)
 

cambalache/app/metainfo.xml

@@ -0,0 +1 @@
+../../data/ar.xjuan.Cambalache.metainfo.xml.in

cambalache/cambalache.cmb

@@ -0,0 +1,290 @@
+<?xml version='1.0' encoding='UTF-8' standalone='no'?>
+<!DOCTYPE cambalache-project SYSTEM "cambalache-project.dtd">
+<!-- Created with Cambalache 0.97.1 -->
+<cambalache-project version="0.96.0" target_tk="gtk-4.0">
+  <gresources filename="cambalache.gresource.xml" sha256="fdcf4cd517493f548aa4b4fe206ff7762cee9cdda7ec5a85a718b46eb1c4731b"/>
+  <gresources filename="app/app.gresource.xml" sha256="3684aa78fce08d8e81d0907317214aeb179c5aea091dd0df405476b43e286941"/>
+  <css filename="cambalache.css" priority="400" is_global="1"/>
+  <css filename="app/cambalache.css" is_global="0"/>
+  <ui template-class="CmbChildTypeComboBox">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbChildTypeComboBox -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbChildTypeComboBox" parent="GtkComboBox"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbColorEntry">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbColorEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbColorEntry" parent="GtkBox"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbEntry">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbEntry" parent="GtkEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbEnumComboBox">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbEnumComboBox -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbEnumComboBox" parent="GtkComboBox"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbFileEntry">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbFileEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbFileEntry" parent="GtkEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbFlagsEntry">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbFlagsEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbFlagsEntry" parent="GtkEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbIconNameEntry">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbIconNameEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbIconNameEntry" parent="GtkEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbObjectChooser">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbObjectChooser -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbObjectChooser" parent="GtkEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbSourceView">
+    <property id="lang" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbSourceView -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbSourceView" parent="GtkTextView"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbSpinButton">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbSpinButton -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbSpinButton" parent="GtkSpinButton"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbSwitch">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbSwitch -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbSwitch" parent="GtkSwitch"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTextBuffer">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbTextBuffer -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbTextBuffer" parent="GtkTextBuffer"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTextView">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbTextView -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbTextView" parent="GtkScrolledWindow"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbToplevelChooser">
+    <property id="derivable-only" type-id="gboolean" disable-inline-object="0" required="0" disabled="0"/>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbToplevelChooser -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbToplevelChooser" parent="GtkComboBox"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTranslatablePopover">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbTranslatablePopover -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbTranslatablePopover" parent="GtkPopover"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTranslatableWidget" filename="control/cmb_translatable_widget.ui" sha256="b3178157210f93308b92d99f933cb8d04f2de0278ad75680c7460e2c520b1684"/>
+  <ui template-class="CasildaCompositor">
+    <signal id="context-menu"/>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbCompositor -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CasildaCompositor" parent="GtkDrawingArea"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTypeChooserPopover">
+    <property id="category" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="derived-type-id" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="parent-type-id" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="show-categories" type-id="gboolean" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="uncategorized-only" type-id="gboolean" disable-inline-object="0" required="0" disabled="0"/>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbTypeChooserPopover -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbTypeChooserPopover" parent="GtkPopover"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbAccessibleEditor">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbAccessibleEditor -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbAccessibleEditor" parent="GtkGrid"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbUIRequiresEditor">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbUIRequiresEditor -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbUIRequiresEditor" parent="GtkGrid"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbScrolledWindow">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbScrolledWindow -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbScrolledWindow" parent="GtkScrolledWindow"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbObjectEditor">
+    <property id="lang" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="layout" type-id="gboolean" disable-inline-object="0" required="0" disabled="0"/>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbObjectEditor -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbObjectEditor" parent="GtkBox"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbListView">
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbListView -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbListView" parent="GtkListView"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbTypeChooserWidget" filename="cmb_type_chooser_widget.ui" sha256="15dedacc452656abdb9d245ec876370705c610422201213d944c1f6329c5c8f6"/>
+  <ui template-class="CmbSignalEditor" filename="cmb_signal_editor.ui" sha256="df7ca002e39a3a8e16a7334e48d8b1a7847972b0a3f5213f71ba154a70194a1d"/>
+  <ui template-class="CmbObjectDataEditor" filename="cmb_object_data_editor.ui" sha256="4a590fc58d66e781f731134214a9fdeefabd8b8c11edcc50f6530cac81f796d1"/>
+  <ui template-class="CmbContextMenu" filename="cmb_context_menu.ui" sha256="81eba3adf715348a5c03ef4cbc151eebd5d9aa8b5a14c5968232f68a61ae573c"/>
+  <ui template-class="CmbDBInspector" filename="cmb_db_inspector.ui" sha256="4451cdb08d24bd4a802ea692c0ebb4ef46af13152984c0b435d29bf4eb7dab55"/>
+  <ui filename="app/cmb_shortcuts.ui" sha256="d7ac37fd2430788a9e210ed4bc84dcfeba5609bdcc801afb192bfd900c7a8883"/>
+  <ui template-class="CmbFileButton" filename="control/cmb_file_button.ui" sha256="f859b4f85d7c80c1fef69b68ebb9129423d9c72fdb38d304132784f7361cbbfd">
+    <property id="dialog-title" type-id="gchararray" disable-inline-object="0" required="0" disabled="0"/>
+    <property id="use-open" type-id="gboolean" disable-inline-object="0" required="0" disabled="0"/>
+  </ui>
+  <ui template-class="CmbNotificationListView" filename="cmb_notification_list_view.ui" sha256="13622645038ef2aaa154f74cd300f9c0fa0dccf69d45d6c9376f9034e6ee57fb"/>
+  <ui template-class="CmbVersionNotificationView" filename="cmb_version_notification_view.ui" sha256="9a3ced46b90eb7e425d1c345853c4e8e908870c61c75475f7e20ce3c9ee8cec6"/>
+  <ui template-class="CmbMessageNotificationView" filename="cmb_message_notification_view.ui" sha256="debeffd184e225d82ed29ac590654b8160363e8d5606366dc8acb3ff9840fee3"/>
+  <ui template-class="CmbPollNotificationView" filename="cmb_poll_notification_view.ui" sha256="8f47a1e503b85eb5ac3ac54962a40fc2237588e1216afba859a3016a1dcfc121"/>
+  <ui template-class="CmbPollOptionCheck" filename="cmb_poll_option_check.ui" sha256="aa433f201dc1863f3727e1baa2c4cc239192a1ae4c53553de69d529ba2cc6fed"/>
+  <ui template-class="CmbNotificationListRow" filename="cmb_notification_list_row.ui" sha256="5ef66fcc24e10d40a91ff0eada84f6aa8a595e368961364d98fde1800755edfc"/>
+  <ui template-class="CmbPixbufEntry">
+    <requires>CmbFileEntry</requires>
+    <content><![CDATA[<interface>
+  <!-- interface-name CmbPixbufEntry -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <template class="CmbPixbufEntry" parent="CmbFileEntry"/>
+</interface>
+]]></content>
+  </ui>
+  <ui template-class="CmbFragmentEditor" filename="cmb_fragment_editor.ui" sha256="0c2de873c689cd60558a835a39edaf4e1d5e68ef3afeb157628e13fd57282057">
+    <requires>CmbSourceView</requires>
+  </ui>
+  <ui template-class="CmbTypeChooser" filename="cmb_type_chooser.ui" sha256="1b4be880ede6d6d6e88e452418c435640d91f5f61cad97b3f82f44429247e5e6">
+    <requires>CmbTypeChooserPopover</requires>
+    <signal id="chooser-popdown"/>
+    <signal id="chooser-popup"/>
+    <signal id="type-selected"/>
+  </ui>
+  <ui template-class="CmbView" filename="cmb_view.ui" sha256="6b9251d30d6e4751b8b04b2af923eec9a8f00d590a322d96bf080fb200b58424">
+    <requires>CasildaCompositor</requires>
+    <requires>CmbSourceView</requires>
+    <requires>CmbDBInspector</requires>
+    <signal id="placeholder-activated"/>
+    <signal id="placeholder-selected"/>
+  </ui>
+  <ui template-class="CmbGResourceEditor" filename="cmb_gresource_editor.ui" sha256="2050887ef1c45facb6ebff14500214bb035e6808ca61d2a7d661e696d79026ca">
+    <requires>CmbFileButton</requires>
+    <requires>CmbEntry</requires>
+  </ui>
+  <ui template-class="CmbCSSEditor" filename="cmb_css_editor.ui" sha256="6f39c9cb2f112dac9da415322792a717b8c0a80845dcbb2edacd7695388cba63">
+    <requires>CmbFileButton</requires>
+    <requires>CmbSourceView</requires>
+  </ui>
+  <ui template-class="CmbUIEditor" filename="cmb_ui_editor.ui" sha256="70e272e2c6c499a5424c6019154cd8338d9edde1fa111ad592a1c104019bb7ee">
+    <requires>CmbTextBuffer</requires>
+    <requires>CmbFileButton</requires>
+    <requires>CmbEntry</requires>
+    <requires>CmbToplevelChooser</requires>
+  </ui>
+  <ui template-class="CmbWindow" filename="app/cmb_window.ui" sha256="df07e3e03b88f9b097ad7d65efa15923d339db83b9d4a7c015a312a71f8c9685">
+    <requires>CmbNotificationListView</requires>
+    <requires>CmbScrolledWindow</requires>
+    <requires>CmbObjectEditor</requires>
+    <requires>CmbSignalEditor</requires>
+    <requires>CmbAccessibleEditor</requires>
+    <requires>CmbFragmentEditor</requires>
+    <requires>CmbUIEditor</requires>
+    <requires>CmbUIRequiresEditor</requires>
+    <requires>CmbCSSEditor</requires>
+    <requires>CmbGResourceEditor</requires>
+    <requires>CmbTypeChooser</requires>
+    <requires>CmbView</requires>
+    <requires>CmbSourceView</requires>
+    <requires>CmbListView</requires>
+    <css-provider>app/cambalache.css</css-provider>
+  </ui>
+</cambalache-project>

cambalache/cambalache.css

@@ -40,6 +40,16 @@ CmbPropertyLabel.hidden:hover > box > image  {
   opacity: 1;
 }
 
+popover.cmb-binding-popover button.close,
+list.notifications button.close {
+  padding: unset;
+  margin: unset;
+  border: unset;
+  border-radius: 50%;
+  min-width: 20px;
+  min-height: 20px;
+}
+
 CmbPropertyLabel {
   min-width:unset;
   min-height: unset;
@@ -51,6 +61,22 @@ CmbPropertyLabel {
   outline: unset;
 }
 
+CmbPropertyLabel > box > label {
+  padding: 2px 4px;
+}
+
+CmbPropertyLabel:focus > box > label {
+/*
+  FIXME: use focus_border_color
+  $focus_border_color: if($variant == 'light', transparentize($selected_bg_color, 0.5), transparentize($selected_bg_color, 0.3));
+ */
+  outline-color: color-mix(in srgb, var(--accent-bg-color) 60%, transparent);
+  outline-offset: -2px;
+  outline-width: 2px;
+  outline-style: solid;
+  border-radius: 6px;
+}
+
 CmbPropertyLabel.modified > box > label {
   font-style: italic;
 }
@@ -58,3 +84,48 @@ CmbPropertyLabel.modified > box > label {
 CmbPropertyLabel.warning > box > label {
   text-decoration: underline wavy @warning_color;
 }
+
+listview.cmb-list-view {
+ background-color: @theme_bg_color;
+}
+
+listview.cmb-list-view > row {
+  padding: 2px 8px;
+  min-height: 30px;
+}
+
+listview.cmb-list-view > row:drop(active):not(.drop-after):not(.drop-before) {
+  outline: 2px solid color-mix(in srgb, @theme_bg_color 80%, black);
+  outline-offset: -4px;
+}
+
+listview.cmb-list-view > row.drop-before:drop(active) {
+  border: 0;
+  border-radius: 0;
+  border-top: 2px solid color-mix(in srgb, @theme_bg_color 80%, black);
+  margin-top: -2px;
+}
+
+listview.cmb-list-view > row.drop-after:drop(active) {
+  border: 0;
+  border-radius: 0;
+  border-bottom: 2px solid color-mix(in srgb, @theme_bg_color 80%, black);
+  margin-bottom: 0;
+}
+
+listview.cmb-list-view > row > treeexpander.cmb-path  > expander {
+  -gtk-icon-source: -gtk-icontheme("folder-symbolic");
+}
+
+listview.cmb-list-view > row > treeexpander.cmb-path  > expander:checked {
+  -gtk-icon-source: -gtk-icontheme("folder-open-symbolic");
+}
+
+listview.cmb-list-view > row > treeexpander.cmb-unsaved-path  > expander {
+  -gtk-icon-source: -gtk-icontheme("view-list-symbolic");
+}
+
+button.compact {
+  padding: 2px 4px;
+  font-weight: normal;
+}

cambalache/cambalache.gresource.xml

@@ -1,21 +1,31 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
 <gresources>
   <gresource prefix="/ar/xjuan/Cambalache">
-    <file>control/cmb_translatable_widget.ui</file>
+    <file>cambalache.css</file>
-    <file>db/cmb_base.sql</file>
-    <file>db/cmb_project.sql</file>
-    <file>db/cmb_history.sql</file>
-    <file>cmb_view.ui</file>
     <file>cmb_context_menu.ui</file>
+    <file>cmb_css_editor.ui</file>
+    <file>cmb_db_inspector.ui</file>
+    <file>cmb_fragment_editor.ui</file>
+    <file>cmb_gresource_editor.ui</file>
+    <file>cmb_notification_list_view.ui</file>
+    <file>cmb_version_notification_view.ui</file>
+    <file>cmb_message_notification_view.ui</file>
+    <file>cmb_poll_option_check.ui</file>
+    <file>cmb_poll_notification_view.ui</file>
+    <file>cmb_object_data_editor.ui</file>
+    <file>cmb_signal_editor.ui</file>
     <file>cmb_type_chooser.ui</file>
     <file>cmb_type_chooser_widget.ui</file>
     <file>cmb_ui_editor.ui</file>
-    <file>cmb_css_editor.ui</file>
+    <file>cmb_view.ui</file>
-    <file>cmb_fragment_editor.ui</file>
+    <file>control/cmb_file_button.ui</file>
-    <file>cmb_object_data_editor.ui</file>
+    <file>control/cmb_translatable_widget.ui</file>
-    <file>cmb_signal_editor.ui</file>
+    <file>db/cmb_base.sql</file>
-    <file>cambalache.css</file>
+    <file>db/cmb_history.sql</file>
-    <file>icons/scalable/actions/bind-symbolic.svg</file>
+    <file>db/cmb_project.sql</file>
     <file>icons/scalable/actions/binded-symbolic.svg</file>
+    <file>icons/scalable/actions/bind-symbolic.svg</file>
+    <file>cmb_notification_list_row.ui</file>
   </gresource>
 </gresources>

cambalache/cmb_accessible_editor.py

@@ -0,0 +1,236 @@
+#
+# CmbAccessibleEditor - Cambalache Accessible Editor
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gtk
+
+from .cmb_object import CmbObject
+from .control import cmb_create_editor, CmbEnumComboBox
+from .cmb_property_label import CmbPropertyLabel
+from . import utils, _
+
+
+class CmbAccessibleEditor(Gtk.Box):
+    __gtype_name__ = "CmbAccessibleEditor"
+
+    def __init__(self, **kwargs):
+        self.__object = None
+        self.__bindings = []
+        self.__accessibility_metadata = None
+        self.__role_filter_model = None
+
+        super().__init__(**kwargs)
+
+        self.props.orientation = Gtk.Orientation.VERTICAL
+
+        self.__role_box = Gtk.Box(spacing=6)
+        self.__role_box.append(Gtk.Label(label="accessible-role"))
+        self.__role_combobox = CmbEnumComboBox()
+        self.__role_box.append(self.__role_combobox)
+
+        self.append(self.__role_box)
+
+        self.__box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
+        self.append(self.__box)
+
+    def bind_property(self, *args):
+        binding = GObject.Object.bind_property(*args)
+        self.__bindings.append(binding)
+        return binding
+
+    def __on_expander_expanded(self, expander, pspec, revealer):
+        expanded = expander.props.expanded
+
+        if expanded:
+            revealer.props.transition_type = Gtk.RevealerTransitionType.SLIDE_DOWN
+        else:
+            revealer.props.transition_type = Gtk.RevealerTransitionType.SLIDE_UP
+
+        revealer.props.reveal_child = expanded
+
+    def __update_view(self):
+        for child in utils.widget_get_children(self.__box):
+            self.__box.remove(child)
+
+        if self.__object is None or not self.__object.info.is_a("GtkWidget"):
+            return
+
+        obj = self.__object
+
+        if obj.project.target_tk == "gtk-4.0":
+            if not self.__object.info.is_a("GtkWidget"):
+                self.__role_box.hide()
+                return
+
+            self.__role_box.show()
+
+            prop = self.__object.properties_dict["accessible-role"]
+            if prop.value in ["none", "presentation"]:
+                # No need to set properties if role none or presentation
+                return
+
+            role_data = self.__object.project.db.accessibility_metadata.get(prop.value, None)
+            if role_data:
+                role_properties = role_data["properties"]
+                role_states = role_data["states"]
+            else:
+                role_properties = None
+                role_states = None
+
+            a11y_data = [
+                ("CmbAccessibleProperty", _("Properties"), len("cmb-a11y-properties"), role_properties),
+                ("CmbAccessibleState", _("States"), len("cmb-a11y-states"), role_states),
+                ("CmbAccessibleRelation", _("Relations"), None, None),
+            ]
+        else:
+            type_actions = self.__object.project.db.accessibility_metadata.get(obj.type_id, [])
+
+            a11y_data = [
+                ("CmbAccessibleAction", _("Actions"), len("cmb-a11y-actions"), type_actions),
+                ("CmbAccessibleProperty", _("Properties"), None, None),
+                ("CmbAccessibleRelation", _("Relations"), None, None),
+            ]
+            self.__role_box.hide()
+
+        properties = obj.properties_dict
+
+        for owner_id, title, prefix_len, allowed_ids in a11y_data:
+            info = obj.project.type_info.get(owner_id, None)
+
+            if info is None:
+                continue
+
+            # Editor count
+            i = 0
+
+            # Grid for all editors
+            grid = Gtk.Grid(hexpand=True, row_spacing=4, column_spacing=4)
+
+            # Accessible iface properties
+            for property_id in info.properties:
+                # Ignore properties or status not for this role
+                if prefix_len and allowed_ids is not None and property_id[prefix_len:] not in allowed_ids:
+                    continue
+
+                prop = properties.get(property_id, None)
+
+                if prop is None or prop.info is None:
+                    continue
+
+                editor = cmb_create_editor(prop.project, prop.info.type_id, prop=prop)
+
+                if editor is None:
+                    return None, None
+
+                self.bind_property(
+                    prop,
+                    "value",
+                    editor,
+                    "cmb-value",
+                    GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
+                )
+
+                label = CmbPropertyLabel(prop=prop, bindable=False)
+                grid.attach(label, 0, i, 1, 1)
+                grid.attach(editor, 1, i, 1, 1)
+                i += 1
+
+            if i == 0:
+                continue
+
+            # Create expander/revealer to pack editor grid
+            expander = Gtk.Expander(label=f"<b>{title}</b>", use_markup=True, expanded=True)
+            revealer = Gtk.Revealer(reveal_child=True)
+            expander.connect("notify::expanded", self.__on_expander_expanded, revealer)
+            revealer.set_child(grid)
+            self.__box.append(expander)
+            self.__box.append(revealer)
+
+        self.show()
+
+    def __on_object_property_changed_notify(self, obj, prop):
+        if prop.property_id == "accessible-role":
+            self.__update_view()
+
+    def __visible_func(self, model, iter, data):
+        if self.__accessibility_metadata is None:
+            return False
+
+        name, nick, value = model[iter]
+
+        role_data = self.__accessibility_metadata.get(nick, None)
+        if role_data:
+            # Ignore abstract roles
+            if nick != "none" and role_data.get("is_abstract", False):
+                return False
+
+        return True
+
+    @GObject.Property(type=CmbObject)
+    def object(self):
+        return self.__object
+
+    @object.setter
+    def _set_object(self, obj):
+        if obj == self.__object:
+            return
+
+        if self.__object and self.__object.info.is_a("GtkWidget"):
+            self.__object.disconnect_by_func(self.__on_object_property_changed_notify)
+            self.__role_combobox.props.model = None
+            self.__accessibility_metadata = None
+
+        for binding in self.__bindings:
+            binding.unbind()
+
+        self.__bindings = []
+        self.__object = obj
+
+        if self.__object and self.__object.info.is_a("GtkWidget"):
+            self.__object.connect("property-changed", self.__on_object_property_changed_notify)
+
+            self.__accessibility_metadata = self.__object.project.db.accessibility_metadata
+            a11y_info = self.__object.project.type_info.get("GtkAccessibleRole", None)
+
+            if a11y_info:
+                a11y_info = self.__object.project.type_info.get("GtkAccessibleRole", None)
+
+                self.__role_filter_model = Gtk.TreeModelFilter(child_model=a11y_info.enum)
+                self.__role_filter_model.set_visible_func(self.__visible_func)
+                self.__role_combobox.info = a11y_info
+                self.__role_combobox.props.model = self.__role_filter_model
+
+                prop = self.__object.properties_dict.get("accessible-role", None)
+                self.bind_property(
+                        prop,
+                        "value",
+                        self.__role_combobox,
+                        "cmb-value",
+                        GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
+                    )
+
+        self.__update_view()
+
+
+Gtk.WidgetClass.set_css_name(CmbAccessibleEditor, "CmbAccessibleEditor")

cambalache/cmb_base.py

@@ -20,12 +20,15 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject
 
 
 class CmbBase(GObject.GObject):
     project = GObject.Property(type=GObject.GObject, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    display_name = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)

cambalache/cmb_blueprint.py

@@ -0,0 +1,86 @@
+#
+# Blueprint compiler integration functions
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import io
+
+try:
+    import blueprintcompiler as bp
+    from blueprintcompiler import parser, tokenizer
+    from blueprintcompiler.decompiler import decompile_string
+    from blueprintcompiler.outputs import XmlOutput
+except Exception:
+    bp = None
+
+
+class CmbBlueprintError(Exception):
+    def __init__(self, message, errors=[]):
+        super().__init__(message)
+        self.errors = errors
+
+
+class CmbBlueprintUnsupportedError(CmbBlueprintError):
+    pass
+
+
+class CmbBlueprintMissingError(CmbBlueprintError):
+    def __init__(self):
+        super().__init__("blueprintcompiler is not available")
+
+
+def cmb_blueprint_decompile(data: str) -> str:
+    if bp is None:
+        raise CmbBlueprintMissingError()
+
+    try:
+        retval = decompile_string(data)
+    except bp.decompiler.UnsupportedError as e:
+        raise CmbBlueprintUnsupportedError(str(e))
+    except Exception as e:
+        raise CmbBlueprintError(str(e))
+
+    return retval
+
+
+def cmb_blueprint_compile(data: str) -> str:
+    if bp is None:
+        raise CmbBlueprintMissingError()
+
+    tokens = tokenizer.tokenize(data)
+    ast, errors, warnings = parser.parse(tokens)
+
+    if errors:
+        f = io.StringIO("")
+        errors.pretty_print("temp", data, f)
+        f.seek(0)
+        raise CmbBlueprintError(f.read(), errors=errors)
+
+    if ast is None:
+        raise CmbBlueprintError("AST is None")
+
+    # Ignore warnings
+
+    retval = XmlOutput().emit(ast)
+    return retval.encode()
+

cambalache/cmb_context_menu.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 
@@ -69,6 +71,10 @@ class CmbContextMenu(Gtk.PopoverMenu):
                 "GtkAligment",
                 "GtkEventBox"
             ]
+        else:
+            types += [
+                "GtkGraphicsOffload",
+            ]
 
         self.add_submenu.remove_all()
 

cambalache/cmb_context_menu.ui

@@ -1,9 +1,10 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_context_menu.ui -->
-  <requires lib="gtk" version="4.0"/>
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gio" version="2.0"/>
+  <requires lib="gtk" version="4.0"/>
   <menu id="menu_model">
     <section>
       <item>

cambalache/cmb_css.py

@@ -20,9 +20,14 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
+
 from gi.repository import GObject, Gio
+
+from .cmb_path import CmbPath
 from .cmb_objects_base import CmbBaseCSS
 from cambalache import _
 
@@ -32,6 +37,7 @@ class CmbCSS(CmbBaseCSS):
         "file-changed": (GObject.SignalFlags.RUN_FIRST, None, ()),
     }
 
+    path_parent = GObject.Property(type=CmbPath, flags=GObject.ParamFlags.READWRITE)
     css = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
 
     def __init__(self, **kwargs):
@@ -51,8 +57,13 @@ class CmbCSS(CmbBaseCSS):
         if pspec.name == "filename":
             self.load_css()
 
-    def get_display_name(self):
+    @classmethod
-        return self.filename if self.filename else _("Unnamed CSS {css_id}").format(css_id=self.css_id)
+    def get_display_name(cls, css_id, filename):
+        return os.path.basename(filename) if filename else _("Unnamed CSS {css_id}").format(css_id=css_id)
+
+    @GObject.Property(type=str)
+    def display_name(self):
+        return CmbCSS.get_display_name(self.css_id, self.filename)
 
     @GObject.Property(type=int)
     def priority(self):

cambalache/cmb_css_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 from cambalache import utils, _
@@ -79,6 +81,7 @@ class CmbCSSEditor(Gtk.Grid):
             self.set_sensitive(False)
             return
 
+        self.filename.dirname = obj.project.dirname
         self.set_sensitive(True)
 
         for field, target in self.fields:
@@ -105,10 +108,6 @@ class CmbCSSEditor(Gtk.Grid):
         self.__update_provider_for()
         self.__update_ui_button_label()
 
-    @Gtk.Template.Callback("on_remove_button_clicked")
-    def __on_remove_button_clicked(self, button):
-        self.emit("remove-css")
-
     @Gtk.Template.Callback("on_save_button_clicked")
     def __on_save_button_clicked(self, button):
         self._object.save_css()
@@ -136,7 +135,7 @@ class CmbCSSEditor(Gtk.Grid):
         # Generate a check button for each UI
         for ui in ui_list:
             check = Gtk.CheckButton(
-                label=ui.get_display_name(), active=ui.ui_id in provider_for, halign=Gtk.Align.START, visible=True
+                label=ui.display_name, active=ui.ui_id in provider_for, halign=Gtk.Align.START, visible=True
             )
             check.connect("toggled", self.__on_check_button_toggled, ui)
             self.ui_box.append(check)

cambalache/cmb_css_editor.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_css_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <template class="CmbCSSEditor" parent="GtkGrid">
     <property name="column-spacing">3</property>
@@ -38,11 +39,8 @@
       </object>
     </child>
     <child>
-      <object class="CmbEntry" id="filename">
+      <object class="CmbFileButton" id="filename">
-        <property name="can-focus">True</property>
         <property name="hexpand">True</property>
-        <property name="placeholder-text" translatable="yes">&lt;file name relative to project&gt;</property>
-        <property name="visible">True</property>
         <layout>
           <property name="column">1</property>
           <property name="row">0</property>
@@ -110,20 +108,6 @@
     <child>
       <object class="GtkBox">
         <property name="spacing">4</property>
-        <child>
-          <object class="GtkButton" id="remove_button">
-            <property name="focusable">1</property>
-            <!-- <property name="tooltip-text" translatable="1">Remove CSS file from project</property> -->
-            <property name="halign">start</property>
-            <property name="valign">end</property>
-            <signal name="clicked" handler="on_remove_button_clicked"/>
-            <child>
-              <object class="GtkImage">
-                <property name="icon-name">app-remove-symbolic</property>
-              </object>
-            </child>
-          </object>
-        </child>
         <child>
           <object class="GtkLabel">
             <property name="halign">center</property>
@@ -189,7 +173,6 @@
                     </child>
                   </object>
                 </child>
-                <!-- Custom object fragments -->
               </object>
             </child>
             <child>

cambalache/cmb_db_inspector.py

@@ -0,0 +1,294 @@
+#
+# CmbDBInspector
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GLib, GObject, Gio, Gtk
+from cambalache import CmbProject
+
+
+class CmbDBTable(GObject.Object):
+    def __init__(self, **kwargs):
+        self.__properties = {}
+        super().__init__(**kwargs)
+
+    def do_get_property(self, prop):
+        # TODO: read from DB directly
+        if not prop.name.startswith("cmb-int-") and prop.name not in self.__properties_set__:
+            raise AttributeError('unknown property %s' % prop.name)
+        return self.__properties[prop.name]
+
+    def do_set_property(self, prop, value):
+        # TODO: only store PK values when using DB
+        if not prop.name.startswith("cmb-int-") and prop.name not in self.__properties_set__:
+            raise AttributeError('unknown property %s' % prop.name)
+        self.__properties[prop.name] = value
+        self.notify(prop.name)
+
+
+class CmbDBStore(GObject.GObject, Gio.ListModel):
+    __gtype_name__ = 'CmbDBStore'
+
+    project = GObject.Property(type=CmbProject, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    def __init__(self, ItemClass, **kwargs):
+        super().__init__(**kwargs)
+
+        self.__item_class = ItemClass
+        self.__history_index = None
+        self._objects = []
+
+    def do_get_item(self, position):
+        self.__check_refresh()
+        return self._objects[position] if position < len(self._objects) else None
+
+    def do_get_item_type(self):
+        return self.__item_class
+
+    def do_get_n_items(self):
+        self.__check_refresh()
+        return len(self._objects)
+
+    def __check_refresh(self):
+        history_index = self.project.history_index
+
+        # Nothing to update if history did not changed
+        if history_index == self.__history_index:
+            return
+
+        ItemClass = self.__item_class
+        properties = ItemClass.__properties__
+        int_properties = ItemClass.__int_properties__
+        table = ItemClass.__table__
+        needs_update = False
+
+        # Basic optimization, only update if something changed in this table
+        # TODO: this could be optimized more by check command to know exactly which row changed
+        if self.__history_index is None or table.startswith("history") or table in ["global", "__profile__"]:
+            needs_update = True
+        else:
+            change_table = table[7:] if table.startswith("history_") else table
+
+            # TODO: detect command compression
+            for row in self.project.db.execute(
+                "SELECT table_name FROM history WHERE history_id >= ? ORDER BY history_id;", (self.__history_index, )
+            ):
+                table_name, = row
+                if table_name == change_table:
+                    needs_update = True
+                    break
+
+        self.__history_index = history_index
+
+        if not needs_update:
+            return
+
+        # Emit signal to clear model
+        n_items = len(self._objects)
+        if n_items:
+            self._objects = []
+            self.items_changed(0, n_items, 0)
+
+        if len(ItemClass.__pk__):
+            pk_columns = ",".join(ItemClass.__pk__)
+        else:
+            pk_columns = "rowid"
+
+        for row in self.project.db.execute(f"SELECT * FROM {table} ORDER BY {pk_columns};"):
+            item = ItemClass()
+            for i, val in enumerate(row):
+                property_id = properties[i]
+                if property_id in int_properties:
+                    item.set_property(f"cmb-int-{property_id}", val if val is not None else 0)
+                item.set_property(property_id, val)
+
+            self._objects.append(item)
+
+        # Emit signal to populate model
+        self.items_changed(0, 0, len(self._objects))
+
+
+class TableView(Gtk.ColumnView):
+    project = GObject.Property(type=CmbProject, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    def __init__(self, ItemClass, **kwargs):
+        super().__init__(**kwargs)
+
+        self.props.show_row_separators = True
+        self.props.show_column_separators = True
+        self.props.reorderable = False
+        self.__model = None
+        self.__filter_model = None
+        self.__item_class = ItemClass
+
+        for property_id in ItemClass.__properties__:
+            factory = Gtk.SignalListItemFactory()
+            factory.connect("setup", self._on_factory_setup)
+            factory.connect("bind", self._on_factory_bind, property_id)
+            factory.connect("unbind", self._on_factory_unbind)
+
+            col = Gtk.ColumnViewColumn(title=property_id, factory=factory)
+
+            if property_id in ItemClass.__int_properties__:
+                property_expression = Gtk.PropertyExpression.new(ItemClass, None, f"cmb-int-{property_id}")
+                sorter = Gtk.NumericSorter()
+            else:
+                property_expression = Gtk.PropertyExpression.new(ItemClass, None, property_id)
+                sorter = Gtk.StringSorter()
+                col.props.resizable = True
+                col.props.expand = True
+
+            sorter.set_expression(property_expression)
+            col.set_sorter(sorter)
+            self.append_column(col)
+
+        # TODO: keep track of project changes only while we are showing this model
+        self.connect("map", self.__on_map)
+        self.project.connect("changed", self.__on_project_changed)
+
+    def __update_label(self, item, label, property_id):
+        val = str(item.get_property(property_id))
+        label.set_text(val if val else "")
+
+    def __on_item_notify(self, item, pspec, label):
+        self.__update_label(item, label, pspec.name)
+
+    def _on_factory_setup(self, factory, list_item):
+        label = Gtk.Inscription()
+        list_item.set_child(label)
+
+    def _on_factory_bind(self, factory, list_item, property_id):
+        label = list_item.get_child()
+        item = list_item.get_item()
+
+        self.__update_label(item, label, property_id)
+        item.connect(f"notify::{property_id}", self.__on_item_notify, label)
+
+    def _on_factory_unbind(self, factory, list_item):
+        item = list_item.get_item()
+        item.disconnect_by_func(self.__on_item_notify)
+
+    def __on_map(self, w):
+        # Trigger check refresh
+        if self.__model is not None:
+            self.__model.get_n_items()
+            return
+
+        # Load model when widget is shown
+        self.__model = CmbDBStore(self.__item_class, project=self.project)
+        self.__filter_model = Gtk.SortListModel(model=self.__model, sorter=self.get_sorter())
+        self.set_model(Gtk.NoSelection(model=self.__filter_model))
+
+    def __on_project_changed(self, project):
+        # Trigger check refresh
+        if self.__model is not None and self.is_visible():
+            self.__model.get_n_items()
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_db_inspector.ui")
+class CmbDBInspector(Gtk.Box):
+    __gtype_name__ = "CmbDBInspector"
+
+    stack = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        self.__project = None
+        self.__table_classes = None
+        super().__init__(**kwargs)
+
+        self.connect("map", self.__on_map)
+
+    @GObject.Property(type=CmbProject)
+    def project(self):
+        return self.__project
+
+    @project.setter
+    def _set_project(self, project):
+        self.__project = project
+
+    def __init_tables(self):
+        db = self.project.db
+        self.__table_classes = {}
+
+        for row in db.execute("SELECT name FROM sqlite_master WHERE type='table' ORDER BY name;"):
+            table, = row
+
+            if table.startswith("sqlite_"):
+                continue
+
+            klass = self.__class_from_table(table)
+            self.__table_classes[table] = klass
+
+    def _metadata_from_table(self, table):
+        db = self.project.db
+        properties = []
+        gproperties = {}
+        int_properties = set()
+        pk_list = []
+
+        for row in db.execute(f"PRAGMA table_info({table});"):
+            col = row[1]
+            col_type = row[2]
+            pk = row[5]
+
+            name = col.replace("_", "-")
+            properties.append(name)
+            if col_type == "INTEGER":
+                int_properties.add(name)
+                gproperties[f"cmb-int-{name}"] = (int, "", "", GLib.MININT, GLib.MAXINT, 0, GObject.ParamFlags.READWRITE)
+
+            gproperties[name] = (str, "", "", None, GObject.ParamFlags.READWRITE)
+
+            if pk:
+                pk_list.append(col)
+
+        return properties, gproperties, int_properties, pk_list
+
+    def __class_from_table(self, table):
+        class_name = f"CmbDBTable_{table}"
+        properties, gproperties, int_properties, pk = self._metadata_from_table(table)
+        klass = type(class_name, (CmbDBTable,), dict(
+            __table__=table,
+            __gproperties__=gproperties,
+            __properties__=properties,
+            __properties_set__=set(properties),
+            __int_properties__=int_properties,
+            __pk__=pk)
+        )
+        return klass
+
+    def __populate_stack(self):
+        for table, klass in self.__table_classes.items():
+            sw = Gtk.ScrolledWindow(
+                hexpand=True,
+                vexpand=True,
+                propagate_natural_width=True,
+                propagate_natural_height=True)
+            view = TableView(klass, project=self.__project)
+            sw.set_child(view)
+            self.stack.add_titled(sw, table, table)
+
+    def __on_map(self, w):
+        if self.__table_classes is None and self.__project is not None:
+            self.__init_tables()
+            self.__populate_stack()

cambalache/cmb_db_inspector.ui

@@ -0,0 +1,21 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_db_inspector.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbDBInspector" parent="GtkBox">
+    <child>
+      <object class="GtkStackSidebar">
+        <property name="stack">stack</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkStack" id="stack">
+        <property name="halign">start</property>
+        <property name="transition-type">crossfade</property>
+        <property name="valign">start</property>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_db_migration.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 
 def ensure_columns_for_0_7_5(table, data):
@@ -37,24 +39,24 @@ def migrate_table_data_to_0_7_5(c, table, data):
     if table == "object":
         c.execute(
             """
-            UPDATE object SET position=new.position - 1
+            UPDATE temp.object SET position=new.position - 1
             FROM (
                 SELECT row_number() OVER (PARTITION BY parent_id ORDER BY object_id) position, ui_id, object_id
-                FROM object
+                FROM temp.object
                 WHERE parent_id IS NOT NULL
             ) AS new
-            WHERE object.ui_id=new.ui_id AND object.object_id=new.object_id;
+            WHERE temp.object.ui_id=new.ui_id AND temp.object.object_id=new.object_id;
             """
         )
         c.execute(
             """
-            UPDATE object SET position=new.position - 1
+            UPDATE temp.object SET position=new.position - 1
             FROM (
                 SELECT row_number() OVER (PARTITION BY ui_id ORDER BY object_id) position, ui_id, object_id
-                FROM object
+                FROM temp.object
                 WHERE parent_id IS NULL
             ) AS new
-            WHERE object.ui_id=new.ui_id AND object.object_id=new.object_id;
+            WHERE temp.object.ui_id=new.ui_id AND temp.object.object_id=new.object_id;
             """
         )
 
@@ -72,9 +74,9 @@ def migrate_table_data_to_0_9_0(c, table, data):
         # Remove all object properties with a 0 as value
         c.execute(
             """
-            DELETE FROM object_property AS op
+            DELETE FROM temp.object_property AS op
             WHERE value = 0 AND
-                (SELECT property_id FROM property WHERE owner_id=op.owner_id AND property_id=op.property_id AND is_object)
+                (SELECT property_id FROM temp.property WHERE owner_id=op.owner_id AND property_id=op.property_id AND is_object)
             IS NOT NULL;
             """
         )
@@ -116,9 +118,9 @@ def migrate_table_data_to_0_17_3(c, table, data):
     if table in ["object_property", "object_layout_property", "object_data"]:
         c.executescript(
             f"""
-            UPDATE {table} SET translatable=1
+            UPDATE temp.{table} SET translatable=1
             WHERE translatable IS NOT NULL AND lower(translatable) IN (1, 'y', 'yes', 't', 'true');
-            UPDATE {table} SET translatable=NULL
+            UPDATE temp.{table} SET translatable=NULL
             WHERE translatable IS NOT NULL AND translatable != 1;
             """
         )
@@ -127,8 +129,35 @@ def migrate_table_data_to_0_17_3(c, table, data):
         for prop in ["swap", "after"]:
             c.executescript(
                 f"""
-                UPDATE object_signal SET {prop}=1
+                UPDATE temp.object_signal SET {prop}=1
                 WHERE {prop} IS NOT NULL AND lower({prop}) IN (1, 'y', 'yes', 't', 'true');
-                UPDATE object_signal SET {prop}=NULL WHERE {prop} IS NOT NULL AND after != 1;
+                UPDATE temp.object_signal SET {prop}=NULL WHERE {prop} IS NOT NULL AND after != 1;
                 """
             )
+
+
+def migrate_table_data_to_0_91_3(c, table, data):
+    # Ensure every object has a position
+    if table == "object":
+        c.execute(
+            """
+            UPDATE temp.object SET position=new.position - 1
+            FROM (
+                SELECT row_number() OVER (PARTITION BY ui_id, parent_id ORDER BY position, object_id) position, ui_id, object_id
+                FROM temp.object
+                WHERE parent_id IS NOT NULL
+            ) AS new
+            WHERE temp.object.ui_id=new.ui_id AND temp.object.object_id=new.object_id;
+            """
+        )
+        c.execute(
+            """
+            UPDATE temp.object SET position=new.position - 1
+            FROM (
+                SELECT row_number() OVER (PARTITION BY ui_id ORDER BY object_id) position, ui_id, object_id
+                FROM temp.object
+                WHERE parent_id IS NULL
+            ) AS new
+            WHERE temp.object.ui_id=new.ui_id AND temp.object.object_id=new.object_id;
+            """
+        )

cambalache/cmb_db_profile.py

@@ -0,0 +1,112 @@
+import os
+import time
+import inspect
+import sqlite3
+
+
+class CmbProfileConnection(sqlite3.Connection):
+    def __init__(self, path, **kwargs):
+        super().__init__(path, **kwargs)
+
+        self.executescript(
+            """
+            CREATE TABLE IF NOT EXISTS __profile__ (
+                id INTEGER PRIMARY KEY AUTOINCREMENT,
+                query TEXT NOT NULL,
+                plan TEXT,
+                executions INTEGER NOT NULL DEFAULT 1,
+                total_time INTEGER NOT NULL DEFAULT 0,
+                average_time INTEGER NOT NULL DEFAULT 0,
+                min_time INTEGER NOT NULL DEFAULT 0,
+                max_time INTEGER NOT NULL DEFAULT 0,
+                callers JSONB
+            );
+            """
+        )
+
+        # Striped querys PK dictionary
+        self._querys = {}
+
+        # Populate querys
+        for row in super().execute("SELECT id, query FROM __profile__;"):
+            id, query = row
+            self._querys[query] = id
+
+    def cursor(self):
+        return super(CmbProfileConnection, self).cursor(CmbProfileCursor)
+
+    def execute(self, *args):
+        start = time.monotonic_ns()
+        retval = super().execute(*args)
+        self.log_query(time.monotonic_ns() - start, *args)
+        return retval
+
+    def log_query(self, exec_time, *args):
+        query = args[0].strip()
+
+        if query.startswith("CREATE") or query.startswith("PRAGMA"):
+            return
+
+        caller = inspect.getframeinfo(inspect.stack()[2][0])
+        file = os.path.basename(caller.filename).removesuffix('.py')
+        function = caller.function
+        # Use a different dot to avoid json syntax error
+        caller_id = f"{file}․{function}:{caller.lineno}"
+
+        if file == "cmb_db" and function == "execute":
+            caller = inspect.getframeinfo(inspect.stack()[3][0])
+            file = os.path.basename(caller.filename).removesuffix('.py')
+            caller_id = f"{file}․{caller.function}:{caller.lineno} {caller_id}"
+
+        # Convert from nano seconds to micro seconds
+        exec_time = int(exec_time / 1000)
+        pk_id = self._querys.get(query, None)
+
+        if pk_id is None:
+            # Get query plan
+            if len(args) > 1:
+                c = super().execute(f"EXPLAIN QUERY PLAN {query}", args[1])
+            else:
+                c = super().execute(f"EXPLAIN QUERY PLAN {query}")
+
+            # Convert plan to a string
+            plan = []
+            for row in c:
+                plan.append(" ".join(str(row)))
+            plan = "\n".join(plan)
+
+            # Create new query entry in profile table
+            c = super().execute(
+                """
+                INSERT INTO __profile__(query, plan, total_time, average_time, min_time, max_time, callers)
+                VALUES(?, ?, ?, ?, ?, ?, json(?))
+                RETURNING id;
+                """,
+                (query, plan, exec_time, exec_time, exec_time, exec_time, f"""{{"{caller_id}": 1}}""")
+            )
+            pk_id = c.fetchone()[0]
+            self._querys[query] = pk_id
+        else:
+            # Increment number of executions of this query
+            super().execute(
+                f"""
+                UPDATE __profile__
+                SET
+                    executions=executions+1,
+                    total_time=total_time+?,
+                    average_time=total_time/executions,
+                    min_time=min(min_time, ?),
+                    max_time=max(max_time, ?),
+                    callers=json_set(callers, '$.{caller_id}', callers->'$.{caller_id}' + 1)
+                WHERE id=?;
+                """,
+                (exec_time, exec_time, exec_time, pk_id)
+            )
+
+
+class CmbProfileCursor(sqlite3.Cursor):
+    def execute(self, *args):
+        start = time.monotonic_ns()
+        retval = super().execute(*args)
+        self.connection.log_query(time.monotonic_ns() - start, *args)
+        return retval

cambalache/cmb_fragment_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 from .cmb_object import CmbObject
@@ -68,7 +70,7 @@ class CmbFragmentEditor(Gtk.Box):
         self.__bindings.append(binding)
 
         # Only objects have child fragments
-        if type(obj) is CmbObject and obj.parent is not None:
+        if type(obj) is CmbObject and obj.parent:
             binding = GObject.Object.bind_property(
                 obj,
                 "custom-child-fragment",

cambalache/cmb_fragment_editor.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_fragment_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <template class="CmbFragmentEditor" parent="GtkBox">
     <property name="orientation">vertical</property>

cambalache/cmb_gresource.py

@@ -0,0 +1,151 @@
+#
+# Cambalache GResource wrapper
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gio
+
+from .cmb_path import CmbPath
+from .cmb_objects_base import CmbBaseGResource
+from .cmb_list_error import CmbListError
+from cambalache import _
+
+
+class CmbGResource(CmbBaseGResource, Gio.ListModel):
+
+    path_parent = GObject.Property(type=CmbPath, flags=GObject.ParamFlags.READWRITE)
+
+    def __init__(self, **kwargs):
+        self._last_known = None
+
+        super().__init__(**kwargs)
+
+        self.connect("notify", self.__on_notify)
+
+    def __bool__(self):
+        return True
+
+    def __str__(self):
+        return f"CmbGResource<{self.resource_type}> id={self.gresource_id}"
+
+    def __on_notify(self, obj, pspec):
+        resource_type = self.resource_type
+
+        if (resource_type == "gresources" and pspec.name == "gresources-filename") or \
+           (resource_type == "gresource" and pspec.name == "gresource-prefix") or \
+           (resource_type == "file" and pspec.name == "file-filename"):
+            obj.notify("display-name")
+
+        self.project._gresource_changed(self, pspec.name)
+
+    @GObject.Property(type=CmbBaseGResource)
+    def parent(self):
+        if self.resource_type in ["gresource", "file"]:
+            return self.project.get_gresource_by_id(self.parent_id)
+
+        return None
+
+    @GObject.Property(type=CmbBaseGResource)
+    def gresources_bundle(self):
+        resource_type = self.resource_type
+        if resource_type == "gresource":
+            return self.parent
+        elif resource_type == "file":
+            return self.parent.parent
+
+        return self
+
+    @GObject.Property(type=str)
+    def display_name(self):
+        resource_type = self.resource_type
+
+        if resource_type == "gresources":
+            gresources_filename = self.gresources_filename
+            if gresources_filename:
+                basename, relpath = self.project._get_basename_relpath(self.gresources_filename)
+                return basename
+
+            return _("Unnamed GResource {id}").format(id=self.gresource_id)
+        elif resource_type == "gresource":
+            gresource_prefix = self.gresource_prefix
+            return gresource_prefix if gresource_prefix else _("Unprefixed resource {id}").format(id=self.gresource_id)
+        elif resource_type == "file":
+            file_filename = self.file_filename
+            return file_filename if file_filename else _("Unnamed file {id}").format(id=self.gresource_id)
+
+    # GListModel helpers
+    def _save_last_known_parent_and_position(self):
+        self._last_known = (self.parent, self.position)
+
+    def _update_new_parent(self):
+        parent = self.parent
+        position = self.position
+
+        # Emit GListModel signal to update model
+        if parent:
+            parent.items_changed(position, 0, 1)
+            parent.notify("n-items")
+
+        self._last_known = None
+
+    def _remove_from_old_parent(self):
+        if self._last_known is None:
+            return
+
+        parent, position = self._last_known
+
+        # Emit GListModel signal to update model
+        if parent:
+            parent.items_changed(position, 1, 0)
+            parent.notify("n-items")
+
+        self._last_known = None
+
+    # GListModel iface
+    def do_get_item(self, position):
+        gresource_id = self.gresource_id
+        key = self.db_get(
+            "SELECT gresource_id FROM gresource WHERE parent_id=? AND position=?;",
+            (gresource_id, position)
+        )
+
+        if key is not None:
+            return self.project.get_gresource_by_id(key)
+
+        # This should not happen
+        return CmbListError()
+
+    def do_get_item_type(self):
+        return CmbBaseGResource
+
+    @GObject.Property(type=int)
+    def n_items(self):
+        if self.resource_type in ["gresources", "gresource"]:
+            retval = self.db_get("SELECT COUNT(gresource_id) FROM gresource WHERE parent_id=?;", (self.gresource_id, ))
+            return retval if retval is not None else 0
+        else:
+            return 0
+
+    def do_get_n_items(self):
+        return self.n_items
+

cambalache/cmb_gresource_editor.py

@@ -0,0 +1,117 @@
+#
+# CmbGResourceEditor - Cambalache GResource Editor
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gtk
+
+from .cmb_gresource import CmbGResource
+from cambalache import getLogger
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_gresource_editor.ui")
+class CmbGResourceEditor(Gtk.Box):
+    __gtype_name__ = "CmbGResourceEditor"
+
+    stack = Gtk.Template.Child()
+
+    gresources_filename = Gtk.Template.Child()
+    gresource_prefix = Gtk.Template.Child()
+    file_filename = Gtk.Template.Child()
+    file_compressed = Gtk.Template.Child()
+    file_preprocess = Gtk.Template.Child()
+    file_alias = Gtk.Template.Child()
+
+    fields = [
+        ("gresources", "gresources_filename", "cmb-value"),
+        ("gresource", "gresource_prefix", "cmb-value"),
+        ("file", "file_filename", "cmb-value"),
+        ("file", "file_compressed", "active"),
+        ("file", "file_preprocess", "cmb-value"),
+        ("file", "file_alias", "cmb-value"),
+    ]
+
+    def __init__(self, **kwargs):
+        self._object = None
+        self._bindings = []
+
+        super().__init__(**kwargs)
+
+    @GObject.Property(type=CmbGResource)
+    def object(self):
+        return self._object
+
+    @object.setter
+    def _set_object(self, obj):
+        if obj == self._object:
+            return
+
+        for binding in self._bindings:
+            binding.unbind()
+
+        self._bindings = []
+        self._object = obj
+
+        if obj is None:
+            self.set_sensitive(False)
+            for for_type, field, target in self.fields:
+                widget = getattr(self, field)
+                target_prop = getattr(widget, target)
+
+                if isinstance(target_prop, int):
+                    setattr(widget, target, 0)
+                else:
+                    setattr(widget, target, None)
+            return
+
+        resource_type = obj.resource_type
+        self.set_sensitive(True)
+        self.stack.set_visible_child_name(resource_type)
+        self.gresources_filename.dirname = obj.project.dirname
+        self.file_filename.dirname = obj.project.dirname
+
+        for for_type, field, target in self.fields:
+            if resource_type != for_type:
+                continue
+
+            binding = GObject.Object.bind_property(
+                obj,
+                field,
+                getattr(self, field),
+                target,
+                GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
+            )
+            self._bindings.append(binding)
+
+    @Gtk.Template.Callback("on_add_gresource_button_clicked")
+    def __on_add_gresource_button_clicked(self, button):
+        self._object.project.add_gresource("gresource", parent_id=self._object.gresource_id)
+
+    @Gtk.Template.Callback("on_add_file_button_clicked")
+    def __on_add_file_button_clicked(self, button):
+        self._object.project.add_gresource("file", parent_id=self._object.gresource_id)
+
+
+Gtk.WidgetClass.set_css_name(CmbGResourceEditor, "CmbGResourceEditor")

cambalache/cmb_gresource_editor.ui

@@ -0,0 +1,241 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_gresource_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
+  <requires lib="gtk" version="4.12"/>
+  <template class="CmbGResourceEditor" parent="GtkBox">
+    <child>
+      <object class="GtkStack" id="stack">
+        <property name="transition-type">crossfade</property>
+        <child>
+          <object class="GtkStackPage">
+            <property name="child">
+              <object class="GtkGrid">
+                <property name="column-spacing">4</property>
+                <property name="row-spacing">4</property>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">end</property>
+                    <property name="label" translatable="yes">Filename</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">0</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="CmbFileButton" id="gresources_filename">
+                    <property name="hexpand">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="row">0</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">end</property>
+                    <property name="label" translatable="yes">Add</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="column-span">1</property>
+                      <property name="row">1</property>
+                      <property name="row-span">1</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="label" translatable="yes">* This resource file need to be compiled and loaded at runtime</property>
+                    <property name="valign">end</property>
+                    <property name="vexpand">True</property>
+                    <property name="wrap">True</property>
+                    <property name="xalign">0.0</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="column-span">2</property>
+                      <property name="row">2</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkButton" id="add_gresource_button">
+                    <property name="halign">start</property>
+                    <property name="label">GResource</property>
+                    <signal name="clicked" handler="on_add_gresource_button_clicked"/>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="column-span">1</property>
+                      <property name="row">1</property>
+                      <property name="row-span">1</property>
+                    </layout>
+                  </object>
+                </child>
+              </object>
+            </property>
+            <property name="name">gresources</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkStackPage">
+            <property name="child">
+              <object class="GtkGrid">
+                <property name="column-spacing">4</property>
+                <property name="row-spacing">4</property>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">Prefix</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">0</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="CmbEntry" id="gresource_prefix">
+                    <property name="hexpand">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="row">0</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="label" translatable="yes">* Files defined inside this will be available at gresource://prefix</property>
+                    <property name="valign">end</property>
+                    <property name="vexpand">True</property>
+                    <property name="wrap">True</property>
+                    <property name="xalign">0.0</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="column-span">2</property>
+                      <property name="row">2</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="label" translatable="yes">Add</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="column-span">1</property>
+                      <property name="row">1</property>
+                      <property name="row-span">1</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkButton" id="add_file_button">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">file</property>
+                    <signal name="clicked" handler="on_add_file_button_clicked"/>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="column-span">1</property>
+                      <property name="row">1</property>
+                      <property name="row-span">1</property>
+                    </layout>
+                  </object>
+                </child>
+              </object>
+            </property>
+            <property name="name">gresource</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkStackPage">
+            <property name="child">
+              <object class="GtkGrid">
+                <property name="column-spacing">4</property>
+                <property name="row-spacing">4</property>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">Filename</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">0</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">Compressed</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">1</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">Preprocess</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">2</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkLabel">
+                    <property name="halign">start</property>
+                    <property name="label" translatable="yes">Alias</property>
+                    <layout>
+                      <property name="column">0</property>
+                      <property name="row">3</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkSwitch" id="file_compressed">
+                    <property name="halign">start</property>
+                    <property name="hexpand">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="row">1</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="CmbEntry" id="file_preprocess">
+                    <property name="hexpand">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="row">2</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="CmbEntry" id="file_alias">
+                    <property name="hexpand">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="row">3</property>
+                    </layout>
+                  </object>
+                </child>
+                <child>
+                  <object class="CmbFileButton" id="file_filename">
+                    <property name="use-open">True</property>
+                    <layout>
+                      <property name="column">1</property>
+                      <property name="column-span">1</property>
+                      <property name="row">0</property>
+                      <property name="row-span">1</property>
+                    </layout>
+                  </object>
+                </child>
+              </object>
+            </property>
+            <property name="name">file</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_layout_property.py

@@ -20,10 +20,13 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject
 
-from .cmb_objects_base import CmbBaseLayoutProperty, CmbPropertyInfo
+from .cmb_objects_base import CmbBaseLayoutProperty
+from .cmb_property_info import CmbPropertyInfo
 from . import utils
 
 
@@ -32,9 +35,7 @@ class CmbLayoutProperty(CmbBaseLayoutProperty):
     info = GObject.Property(type=CmbPropertyInfo, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
 
     def __init__(self, **kwargs):
-        self.__on_init = True
         super().__init__(**kwargs)
-        self.__on_init = False
         self.version_warning = None
 
         owner_info = self.project.type_info.get(self.info.owner_id, None)
@@ -105,13 +106,6 @@ class CmbLayoutProperty(CmbBaseLayoutProperty):
                     (self.ui_id, self.object_id, self.child_id, self.owner_id, self.property_id, value),
                 )
 
-        # Update object position if this is a position property
-        if self.info.is_position:
-            self.object.position = int(value) if value else 0
-
-        if not self.__on_init:
-            self.object._layout_property_changed(self)
-
         c.close()
 
     def _update_version_warning(self):

cambalache/cmb_library_info.py

@@ -20,11 +20,16 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
+from gi.repository import GObject
 from .cmb_objects_base import CmbBaseLibraryInfo
 
 
 class CmbLibraryInfo(CmbBaseLibraryInfo):
+    third_party = GObject.Property(type=bool, default=False, flags=GObject.ParamFlags.READWRITE)
+
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
 

cambalache/cmb_list_error.py

@@ -1,7 +1,7 @@
 #
-# CmbListStore - Cambalache List Store
+# Cambalache GListModel error item
 #
-# Copyright (C) 2021  Juan Pablo Ugarte
+# Copyright (C) 2024  Juan Pablo Ugarte
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -20,27 +20,23 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
-from gi.repository import GObject, Gtk
+from gi.repository import GObject
+from .cmb_base import CmbBase
 
 
-class CmbListStore(Gtk.ListStore):
+# This class is used by GListModel implementations when they do not know which item to return
-    __gtype_name__ = "CmbListStore"
+class CmbListError(CmbBase):
-
-    table = GObject.Property(type=str)
-    query = GObject.Property(type=str)
-    project = GObject.Property(type=GObject.GObject)
-
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
 
-        data = self.project._get_table_data(self.table)
+    @GObject.Property(type=str)
-        self.set_column_types(data["types"])
+    def display_name(self):
-        self.__populate()
+        return "list error"
 
-    def __populate(self):
+    @GObject.Property(type=int)
-        c = self.project.db.cursor()
+    def n_items(self):
-        for row in c.execute(self.query):
+        return 0
-            self.append(row)
 
-        c.close()

cambalache/cmb_list_view.py

@@ -0,0 +1,260 @@
+#
+# CmbColumnView
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GLib, GObject, Gdk, Gtk
+
+from .cmb_ui import CmbUI
+from .cmb_object import CmbObject
+from .cmb_gresource import CmbGResource
+from .cmb_context_menu import CmbContextMenu
+from .cmb_path import CmbPath
+from .cmb_project import CmbProject
+from .cmb_tree_expander import CmbTreeExpander
+
+
+class CmbListView(Gtk.ListView):
+    __gtype_name__ = "CmbListView"
+
+    def __init__(self, **kwargs):
+        self.__project = None
+        self.__tree_model = None
+        self.__in_selection_change = False
+        self.single_selection = Gtk.SingleSelection()
+
+        super().__init__(**kwargs)
+
+        self.props.has_tooltip = True
+        self.props.hexpand = True
+
+        factory = Gtk.SignalListItemFactory()
+        factory.connect("setup", self._on_factory_setup)
+        factory.connect("bind", self._on_factory_bind)
+        factory.connect("unbind", self._on_factory_unbind)
+        self.props.factory = factory
+
+        self.single_selection.connect("notify::selected-item", self.__on_selected_item_notify)
+        self.set_model(self.single_selection)
+
+        gesture = Gtk.GestureClick(button=Gdk.BUTTON_SECONDARY)
+        gesture.connect("pressed", self.__on_button_press)
+        self.add_controller(gesture)
+
+        self.connect("activate", self.__on_activate)
+
+        self.add_css_class("navigation-sidebar")
+        self.add_css_class("cmb-list-view")
+
+    def __on_button_press(self, gesture, npress, x, y):
+        expander = self.__get_tree_expander(x, y)
+
+        if expander is None or npress != 1:
+            return False
+
+        # Select row at x,y
+        list_row = expander.get_list_row()
+        self.single_selection.set_selected(list_row.get_position())
+
+        menu = CmbContextMenu()
+
+        if self.__project:
+            menu.target_tk = self.__project.target_tk
+
+        menu.set_parent(self)
+        menu.popup_at(x, y)
+        return True
+
+    def __get_path_parent(self, obj):
+        if isinstance(obj, CmbObject):
+            parent = obj.parent
+            return parent if parent else obj.ui
+        elif isinstance(obj, CmbGResource):
+            return obj.path_parent if obj.resource_type == "gresources" else obj.parent
+        elif isinstance(obj, CmbProject):
+            return None
+
+        return obj.path_parent
+
+    def __get_object_ancestors(self, obj):
+        ancestors = set()
+
+        parent = self.__get_path_parent(obj)
+        while parent:
+            ancestors.add(parent)
+            parent = self.__get_path_parent(parent)
+
+        return ancestors
+
+    def __object_ancestor_expand(self, obj):
+        ancestors = self.__get_object_ancestors(obj)
+        i = 0
+
+        # Iterate over tree model
+        # NOTE: only visible/expanded rows are returned
+        list_row = self.__tree_model.get_row(i)
+        while list_row:
+            item = list_row.get_item()
+
+            # Return position if we reached the object row
+            if item == obj:
+                return i
+            elif item in ancestors:
+                # Expand row if its part of the hierarchy
+                list_row.set_expanded(True)
+
+            i += 1
+            list_row = self.__tree_model.get_row(i)
+
+        return None
+
+    def __on_project_selection_changed(self, p):
+        list_row = self.single_selection.get_selected_item()
+        current_selection = [list_row.get_item()] if list_row else []
+        selection = self.__project.get_selection()
+
+        if selection == current_selection:
+            return
+
+        self.__in_selection_change = True
+
+        if len(selection) > 0:
+            position = self.__object_ancestor_expand(selection[0])
+            if position is not None:
+                self.single_selection.select_item(position, True)
+            else:
+                self.single_selection.unselect_all()
+        else:
+            self.single_selection.unselect_all()
+
+        self.__in_selection_change = False
+
+    @GObject.Property(type=CmbProject)
+    def project(self):
+        return self.__project
+
+    @project.setter
+    def _set_project(self, project):
+        if self.__project:
+            self.__project.disconnect_by_func(self.__on_project_selection_changed)
+
+        self.__project = project
+
+        if project:
+            self.__tree_model = Gtk.TreeListModel.new(
+                project,
+                False,
+                False,
+                self.__tree_model_create_func,
+                None
+            )
+            self.single_selection.props.model = self.__tree_model
+            self.__project.connect("selection-changed", self.__on_project_selection_changed)
+        else:
+            self.single_selection.props.model = None
+
+    def __tree_model_create_func(self, item, data):
+        if isinstance(item, CmbObject):
+            return item
+        elif isinstance(item, CmbUI):
+            return item
+        elif isinstance(item, CmbGResource):
+            return item
+        elif isinstance(item, CmbPath):
+            return item
+
+        return None
+
+    def __on_selected_item_notify(self, single_selection, pspec):
+        if self.__in_selection_change or self.__project is None:
+            return
+
+        list_item = single_selection.get_selected_item()
+        position = single_selection.get_selected()
+
+        if list_item is None:
+            self.__project.set_selection([])
+            return
+
+        item = list_item.get_item()
+        self.activate_action("list.activate-item", GLib.Variant("u", position))
+
+        if item and not isinstance(item, CmbPath):
+            item = list_item.get_item()
+            self.__project.set_selection([item])
+        else:
+            self.__project.set_selection([])
+
+    def _on_factory_setup(self, factory, list_item):
+        expander = CmbTreeExpander()
+        list_item.set_child(expander)
+
+    def _on_factory_bind(self, factory, list_item):
+        row = list_item.get_item()
+        expander = list_item.get_child()
+        expander.set_list_row(row)
+        expander.update_bind()
+
+    def _on_factory_unbind(self, factory, list_item):
+        expander = list_item.get_child()
+        expander.clear_bind()
+
+    def __get_tree_expander(self, x, y):
+        pick = self.pick(x, y, Gtk.PickFlags.DEFAULT)
+
+        if pick is None:
+            return None
+
+        if isinstance(pick, Gtk.TreeExpander):
+            return pick
+
+        child = pick.get_first_child()
+
+        if child and isinstance(child, Gtk.TreeExpander):
+            return child
+
+        parent = pick.props.parent
+        if parent and isinstance(parent, Gtk.TreeExpander):
+            return parent
+
+        return None
+
+    def __on_activate(self, column_view, position):
+        item = self.__tree_model.get_item(position)
+        item.set_expanded(not item.get_expanded())
+
+    def do_query_tooltip(self, x, y, keyboard_mode, tooltip):
+        expander = self.__get_tree_expander(x, y)
+
+        if expander is None:
+            return False
+
+        obj = expander.get_item()
+
+        if isinstance(obj, CmbObject):
+            msg = obj.version_warning
+            if msg:
+                tooltip.set_text(msg)
+                return True
+
+        return False

cambalache/cmb_message_notification_view.py

@@ -0,0 +1,50 @@
+#
+# CmbMessageNotificationView
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from cambalache import getLogger
+from gi.repository import GObject, Gtk
+from .cmb_notification import CmbMessageNotification
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_message_notification_view.ui")
+class CmbMessageNotificationView(Gtk.Box):
+    __gtype_name__ = "CmbMessageNotificationView"
+
+    notification = GObject.Property(
+        type=CmbMessageNotification, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY
+    )
+
+    # Message
+    title_label = Gtk.Template.Child()
+    message_label = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        notification = self.notification
+        self.title_label.props.label = f"<b>{notification.title}</b>"
+        self.message_label.props.label = notification.message

cambalache/cmb_message_notification_view.ui

@@ -0,0 +1,22 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_message_notification_view.ui -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbMessageNotificationView" parent="GtkBox">
+    <property name="orientation">vertical</property>
+    <property name="spacing">6</property>
+    <child>
+      <object class="GtkLabel" id="title_label">
+        <property name="halign">start</property>
+        <property name="use-markup">True</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkLabel" id="message_label">
+        <property name="halign">start</property>
+        <property name="use-markup">True</property>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_notification.py

@@ -0,0 +1,378 @@
+#
+# Cambalache notification system
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import os
+import json
+import threading
+import http.client
+import time
+import platform
+
+from uuid import uuid4
+from urllib.parse import urlparse
+from .config import VERSION
+from gi.repository import GObject, GLib, Gio, Gdk, Gtk, Adw, HarfBuzz
+from cambalache import getLogger
+from . import utils
+
+logger = getLogger(__name__)
+
+
+class CmbBaseData(GObject.GObject):
+    def __init__(self, **kwargs):
+        for prop in self.list_properties():
+            name = prop.name.replace("-", "_")
+
+            if name not in kwargs:
+                continue
+
+            value = kwargs[name]
+
+            if isinstance(value, dict) and prop.value_type in GTYPE_PTYHON:
+                Klass = GTYPE_PTYHON[prop.value_type]
+                kwargs[name] = Klass(**value)
+
+        super().__init__(**kwargs)
+
+    def dict(self):
+        retval = {}
+
+        for prop in self.list_properties():
+            name = prop.name.replace("-", "_")
+
+            value = self.get_property(prop.name)
+
+            if prop.value_type in GTYPE_PTYHON:
+                retval[name] = value.dict() if value else None
+            elif not isinstance(value, GObject.Object):
+                retval[name] = value
+
+        return retval
+
+
+class CmbPollData(CmbBaseData):
+    id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    title = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    description = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    options = GObject.Property(type=object, flags=GObject.ParamFlags.READWRITE)
+    allowed_votes = GObject.Property(type=int, default=1, flags=GObject.ParamFlags.READWRITE)
+    start_date = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+    end_date = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+
+
+class CmbPollResult(CmbBaseData):
+    votes = GObject.Property(type=object, flags=GObject.ParamFlags.READWRITE)
+    total = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+
+
+GTYPE_PTYHON = {CmbPollData.__gtype__: CmbPollData, CmbPollResult.__gtype__: CmbPollResult}
+
+
+class CmbNotification(CmbBaseData):
+    center = GObject.Property(type=GObject.Object, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    type = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    start_date = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+    end_date = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+
+
+class CmbVersionNotification(CmbNotification):
+    version = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    release_notes = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    read_more_url = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+
+
+class CmbMessageNotification(CmbNotification):
+    title = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    message = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+
+
+class CmbPollNotification(CmbNotification):
+    poll = GObject.Property(type=CmbPollData, flags=GObject.ParamFlags.READWRITE)
+    results = GObject.Property(type=CmbPollResult, flags=GObject.ParamFlags.READWRITE)
+    my_votes = GObject.Property(type=object, flags=GObject.ParamFlags.READWRITE)
+
+
+class CmbNotificationCenter(GObject.GObject):
+    __gsignals__ = {
+        "new-notification": (GObject.SignalFlags.RUN_FIRST, None, (CmbNotification,)),
+    }
+
+    # Settings
+    enabled = GObject.Property(type=bool, default=True, flags=GObject.ParamFlags.READWRITE)
+    uuid = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    next_request = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE)
+    notifications = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+
+    store = GObject.Property(type=Gio.ListStore, flags=GObject.ParamFlags.READWRITE)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        self.retry_interval = 2
+        self.user_agent = self.__get_user_agent()
+        self.store = Gio.ListStore(item_type=CmbNotification)
+        self.settings = Gio.Settings(schema_id="ar.xjuan.Cambalache.notification")
+
+        for prop in ["enabled", "uuid", "next-request", "notifications"]:
+            self.settings.bind(prop, self, prop.replace("-", "_"), Gio.SettingsBindFlags.DEFAULT)
+
+        # Disable notifications if settings backend is ephemeral
+        if GObject.type_name(Gio.SettingsBackend.get_default()) == "GMemorySettingsBackend":
+            logger.info("Disabling notifications")
+            self.enabled = False
+
+        self.__load_notifications()
+
+        backend = urlparse(os.environ.get("CMB_NOTIFICATION_URL", "https://xjuan.ar:1934"))
+        self.REQUEST_INTERVAL = 4 if backend.hostname == "localhost" else 24 * 60 * 60
+
+        if backend.scheme == "https":
+            logger.info(f"Backend: {backend.scheme}://{backend.hostname}:{backend.port}")
+            self.connection = http.client.HTTPSConnection(backend.hostname, backend.port, timeout=8)
+        else:
+            self.connection = None
+            logger.warning(f"{backend.scheme} is not supported, only HTTPS")
+            return
+
+        # Ensure we have a UUID
+        if not self.uuid:
+            self.uuid = str(uuid4())
+
+        logger.info(f"User Agent: {self.user_agent}")
+        logger.info(f"UUID: {self.uuid}")
+
+        self._get_notification()
+
+    def __get_container(self):
+        if "FLATPAK_ID" in os.environ:
+            return "flatpak"
+        elif "APPIMAGE" in os.environ:
+            return "appimage"
+        elif "SNAP" in os.environ:
+            return "snap"
+        return None
+
+    def __get_user_agent(self):
+        u = platform.uname()
+        platform_strings = []
+        table = str.maketrans({",": "\\,"})
+
+        if u.system == "Linux":
+            release = platform.freedesktop_os_release()
+            system = f"Linux {release['ID']}"
+
+            if "VERSION_ID" in release:
+                system += f" {release['VERSION_ID']}"
+            if "VERSION_CODENAME" in release:
+                system += f" {release['VERSION_CODENAME']}"
+        else:
+            system = u.system
+
+        display_type = GObject.type_name(Gdk.Display.get_default())
+        backend = display_type.removeprefix("Gdk").removesuffix("Display")
+        lang = HarfBuzz.language_to_string(HarfBuzz.language_get_default())
+        extra = []
+
+        # Container type
+        container = self.__get_container()
+        if container:
+            extra.append(f"container {container}")
+
+        # GSettings backend
+        settings_backend = Gio.SettingsBackend.get_default()
+        gsettings_backend = GObject.type_name(settings_backend).removesuffix("SettingsBackend")
+
+        for name, lib in [("GLib", GLib), ("Gtk", Gtk), ("Adw", Adw)]:
+            extra.append(f"{name} {lib.MAJOR_VERSION}.{lib.MINOR_VERSION}.{lib.MICRO_VERSION}")
+
+        # Ignore node name as that is private and irrelevant information
+        for string in [system, u.release, u.version, u.machine, backend, gsettings_backend]:
+            if not string:
+                continue
+            platform_strings.append(string.translate(table))
+
+        return f"Cambalache/{VERSION} ({', '.join(platform_strings)}; {'; '.join(extra)}; {lang})"
+
+    def __load_notifications(self):
+        self.store.remove_all()
+
+        if not self.notifications:
+            return
+
+        notifications = json.loads(self.notifications)
+        now = utils.utcnow()
+
+        for data in notifications:
+            if "end_date" in data and now > data["end_date"]:
+                continue
+
+            self.store.append(self.__notification_from_dict(data))
+
+    def __save_notifications(self):
+        notifications = []
+
+        for notification in self.store:
+            notifications.append(notification.dict())
+
+        # Store in GSettings
+        self.notifications = json.dumps(notifications, indent=2, sort_keys=True)
+
+    def __notification_from_dict(self, data):
+        ntype = data.get("type", None)
+
+        if ntype == "version":
+            return CmbVersionNotification(center=self, **data)
+        elif ntype == "message":
+            return CmbMessageNotification(center=self, **data)
+        elif ntype == "poll":
+            return CmbPollNotification(center=self, **data)
+
+    def __get_notification_idle(self, data):
+        logger.debug(f"Got notification response {json.dumps(data, indent=2, sort_keys=True)}")
+
+        if "notification" in data:
+            notification = self.__notification_from_dict(data["notification"])
+            self.store.insert(0, notification)
+            self.__save_notifications()
+            self.emit("new-notification", notification)
+
+        now = int(time.time())
+        self.next_request = now + self.REQUEST_INTERVAL
+        self._get_notification()
+
+        return GLib.SOURCE_REMOVE
+
+    def __get_notification_thread(self):
+        headers = {
+            "User-Agent": self.user_agent,
+            "x-cambalache-uuid": self.uuid,
+        }
+
+        try:
+            logger.info(f"GET /notification {headers=}")
+
+            self.connection.request("GET", "/notification", headers=headers)
+            response = self.connection.getresponse()
+            assert response.status == 200
+
+            # Reset retry interval
+            self.retry_interval = 8
+
+            data = response.read().decode()
+
+            logger.info(f"response={data}")
+
+            if data:
+                GLib.idle_add(self.__get_notification_idle, json.loads(data))
+        except Exception as e:
+            # If it fails we just wait a bit before retrying
+            self.retry_interval *= 2
+            self.retry_interval = min(self.retry_interval, 256)
+
+            logger.info(f"Request error {e}, retrying in {self.retry_interval}s")
+            GLib.timeout_add_seconds(self.retry_interval, self._get_notification)
+
+        self.connection.close()
+
+    def __run_in_thread(self, function, *args, **kwargs):
+        if not self.connection:
+            logger.warning("No connection defined")
+            return
+
+        if not self.enabled:
+            logger.info("Notifications disabled")
+            return
+
+        thread = threading.Thread(target=function, args=args, kwargs=kwargs, daemon=True)
+        thread.start()
+
+    def _get_notification(self):
+        now = int(time.time())
+
+        if now >= self.next_request:
+            self.__run_in_thread(self.__get_notification_thread)
+        else:
+            GLib.timeout_add_seconds(self.next_request - now, self._get_notification)
+
+    def __poll_vote_idle(self, data):
+        logger.debug(f"Got vote response {data}")
+
+        poll_uuid = data["uuid"]
+        results = data["results"]
+
+        for notification in self.store:
+            if isinstance(notification, CmbPollNotification) and notification.poll.id == poll_uuid:
+                notification.results = CmbPollResult(**results)
+                self.__save_notifications()
+                break
+        return GLib.SOURCE_REMOVE
+
+    def __poll_vote_exception_idle(self, poll_uuid):
+        for notification in self.store:
+            if isinstance(notification, CmbPollNotification) and notification.poll.id == poll_uuid:
+                notification.my_votes = []
+                break
+        return GLib.SOURCE_REMOVE
+
+    def __poll_vote_thread(self, method, poll_uuid, votes=None):
+        headers = {"User-Agent": self.user_agent, "x-cambalache-uuid": self.uuid, "Content-type": "application/json"}
+
+        try:
+            payload = json.dumps({"votes": votes}) if method == "POST" else None
+            self.connection.request(method, f"/poll/{poll_uuid}", payload, headers)
+            response = self.connection.getresponse()
+            assert response.status == 200
+
+            data = response.read().decode()
+            GLib.idle_add(self.__poll_vote_idle, json.loads(data))
+        except Exception as e:
+            logger.warning(f"Error voting {e}")
+            GLib.idle_add(self.__poll_vote_exception_idle, poll_uuid)
+
+        self.connection.close()
+
+    def poll_vote(self, notification: CmbPollNotification, votes: list[int]):
+        if self.uuid is None:
+            return
+
+        notification.my_votes = votes
+
+        self.__run_in_thread(self.__poll_vote_thread, "POST", notification.poll.id, votes)
+
+    def poll_refresh_results(self, notification: CmbPollNotification):
+        if self.uuid is None:
+            return
+
+        self.__run_in_thread(self.__poll_vote_thread, "GET", notification.poll.id)
+
+    def remove(self, notification: CmbNotification):
+        valid, position = self.store.find(notification)
+        if valid:
+            self.store.remove(position)
+            self.__save_notifications()
+
+
+notification_center = CmbNotificationCenter()

cambalache/cmb_notification_list_row.py

@@ -0,0 +1,60 @@
+#
+# CmbNotificationListRow
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import datetime
+
+from cambalache import getLogger
+from gi.repository import GObject, Gtk
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_notification_list_row.ui")
+class CmbNotificationListRow(Gtk.ListBoxRow):
+    __gtype_name__ = "CmbNotificationListRow"
+
+    view = GObject.Property(type=Gtk.Widget, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    box = Gtk.Template.Child()
+    date_label = Gtk.Template.Child()
+    close_button = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.props.activatable = False
+
+        notification = self.view.notification
+        start_date = datetime.datetime.utcfromtimestamp(notification.start_date).strftime("%x")
+        self.date_label.set_label(f"<small>{start_date}</small>")
+        self.box.append(self.view)
+
+    @Gtk.Template.Callback("on_map")
+    def __on_map(self, w):
+        self.props.child.props.reveal_child = True
+
+    @Gtk.Template.Callback("on_close_button_clicked")
+    def __on_close_button_clicked(self, button):
+        notification = self.view.notification
+        notification.center.remove(notification)

cambalache/cmb_notification_list_row.ui

@@ -0,0 +1,42 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_notification_list_row.ui -->
+  <requires lib="gtk" version="4.12"/>
+  <template class="CmbNotificationListRow" parent="GtkListBoxRow">
+    <signal name="map" handler="on_map"/>
+    <child>
+      <object class="GtkRevealer">
+        <child>
+          <object class="GtkBox" id="box">
+            <property name="orientation">vertical</property>
+            <child>
+              <object class="GtkBox">
+                <property name="spacing">4</property>
+                <property name="vexpand-set">True</property>
+                <child>
+                  <object class="GtkLabel" id="date_label">
+                    <property name="halign">end</property>
+                    <property name="hexpand">True</property>
+                    <property name="use-markup">True</property>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkButton" id="close_button">
+                    <property name="icon-name">window-close-symbolic</property>
+                    <signal name="clicked" handler="on_close_button_clicked"/>
+                    <style>
+                      <class name="flat"/>
+                      <class name="compact"/>
+                      <class name="close"/>
+                    </style>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_notification_list_view.py

@@ -0,0 +1,67 @@
+#
+# CmbNotificationListView
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from cambalache import getLogger
+from gi.repository import GObject, Gtk
+from .cmb_version_notification_view import CmbVersionNotificationView
+from .cmb_message_notification_view import CmbMessageNotificationView
+from .cmb_poll_notification_view import CmbPollNotificationView
+from .cmb_notification_list_row import CmbNotificationListRow
+from .cmb_notification import CmbNotificationCenter, CmbVersionNotification, CmbMessageNotification, CmbPollNotification
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_notification_list_view.ui")
+class CmbNotificationListView(Gtk.Box):
+    __gtype_name__ = "CmbNotificationListView"
+
+    notification_center = GObject.Property(type=CmbNotificationCenter, flags=GObject.ParamFlags.READWRITE)
+
+    list_box = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.connect("notify::notification-center", self.__on_notification_center_notify)
+
+    def __on_notification_center_notify(self, obj, pspec):
+        self.list_box.bind_model(self.notification_center.store, self.__create_widget_func)
+        GObject.Object.bind_property(
+            self.notification_center.store,
+            "n-items",
+            self.list_box,
+            "visible",
+            GObject.BindingFlags.SYNC_CREATE,
+        )
+
+    def __create_widget_func(self, item):
+        if isinstance(item, CmbVersionNotification):
+            view = CmbVersionNotificationView(notification=item)
+        elif isinstance(item, CmbMessageNotification):
+            view = CmbMessageNotificationView(notification=item)
+        elif isinstance(item, CmbPollNotification):
+            view = CmbPollNotificationView(notification=item)
+
+        return CmbNotificationListRow(view=view)

cambalache/cmb_notification_list_view.ui

@@ -0,0 +1,26 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_notification_list_view.ui -->
+  <requires lib="gtk" version="4.6"/>
+  <template class="CmbNotificationListView" parent="GtkBox">
+    <property name="hexpand">True</property>
+    <child>
+      <object class="GtkScrolledWindow">
+        <property name="hexpand">True</property>
+        <property name="propagate-natural-height">True</property>
+        <property name="propagate-natural-width">True</property>
+        <child>
+          <object class="GtkListBox" id="list_box">
+            <property name="activate-on-single-click">False</property>
+            <property name="selection-mode">none</property>
+            <property name="show-separators">True</property>
+            <style>
+              <class name="notifications"/>
+            </style>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_object.py

@@ -20,22 +20,26 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
-from gi.repository import GObject
+from gi.repository import GObject, Gio
 
+from .cmb_list_error import CmbListError
 from .cmb_objects_base import CmbBaseObject, CmbSignal
 from .cmb_property import CmbProperty
 from .cmb_layout_property import CmbLayoutProperty
 from .cmb_object_data import CmbObjectData
 from .cmb_type_info import CmbTypeInfo
 from .cmb_ui import CmbUI
+from .constants import GMENU_SECTION_TYPE,  GMENU_SUBMENU_TYPE, GMENU_ITEM_TYPE
 from . import utils
 from cambalache import getLogger, _
 
 logger = getLogger(__name__)
 
 
-class CmbObject(CmbBaseObject):
+class CmbObject(CmbBaseObject, Gio.ListModel):
     info = GObject.Property(type=CmbTypeInfo, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
 
     __gsignals__ = {
@@ -46,20 +50,23 @@ class CmbObject(CmbBaseObject):
         "signal-changed": (GObject.SignalFlags.RUN_FIRST, None, (CmbSignal,)),
         "data-added": (GObject.SignalFlags.RUN_FIRST, None, (CmbObjectData,)),
         "data-removed": (GObject.SignalFlags.RUN_FIRST, None, (CmbObjectData,)),
+        "child-reordered": (GObject.SignalFlags.RUN_FIRST, None, (CmbBaseObject, int, int)),
     }
 
     def __init__(self, **kwargs):
-        self.properties = []
+        self.__properties = None
-        self.properties_dict = {}
+        self.__properties_dict = None
-        self.layout = []
+        self.__layout = None
-        self.layout_dict = {}
+        self.__layout_dict = None
-        self.signals = []
+        self.__signals = None
-        self.signals_dict = {}
+        self.__signals_dict = None
-        self.data = []
+        self.__data = None
-        self.data_dict = {}
+        self.__data_dict = None
-        self.position_layout_property = None
         self.inline_property_id = None
         self.version_warning = None
+        self.__is_template = False
+
+        self._last_known = None
 
         super().__init__(**kwargs)
 
@@ -68,26 +75,79 @@ class CmbObject(CmbBaseObject):
         if self.project is None:
             return
 
-        # Append object to project automatically
+        self.__update_inline_property_id()
-        self.project._append_object(self)
-
-        self.__populate_properties()
-        self.__populate_layout_properties()
-        self.__populate_signals()
-        self.__populate_data()
         self.__update_version_warning()
+        self.ui.connect("notify", self._on_ui_notify)
         self.ui.connect("library-changed", self._on_ui_library_changed)
 
+    def __bool__(self):
+        # Override Truth Value Testing to ensure that CmbObject objects evaluates to True even if it does not have children
+        return True
+
     def __str__(self):
-        return f"CmbObject<{self.type_id}> {self.ui_id}:{self.object_id}"
+        return f"CmbObject<{self.display_name_type}> {self.ui_id}:{self.object_id}"
+
+    @property
+    def properties(self):
+        self.__populate_properties()
+        return self.__properties
+
+    @property
+    def properties_dict(self):
+        self.__populate_properties()
+        return self.__properties_dict
+
+    @property
+    def layout(self):
+        self.__populate_layout()
+        return self.__layout
+
+    @property
+    def layout_dict(self):
+        self.__populate_layout()
+        return self.__layout_dict
+
+    @property
+    def signals(self):
+        self.__populate_signals()
+        return self.__signals
+
+    @property
+    def signals_dict(self):
+        self.__populate_signals()
+        return self.__signals_dict
+
+    @property
+    def data(self):
+        self.__populate_data()
+        return self.__data
+
+    @property
+    def data_dict(self):
+        self.__populate_data()
+        return self.__data_dict
+
+    def __update_inline_property_id(self):
+        ui_id = self.ui_id
+        object_id = self.object_id
+        parent_id = self.parent_id
+
+        if parent_id:
+            # Set which parent property makes a reference to this inline object
+            row = self.project.db.execute(
+                "SELECT property_id FROM object_property WHERE ui_id=? AND inline_object_id=?;", (ui_id, object_id)
+            ).fetchone()
+            self.inline_property_id = row[0] if row else None
 
     def __populate_type_properties(self, name):
         property_info = self.project.get_type_properties(name)
         if property_info is None:
             return
 
-        for property_name in property_info:
+        for property_name, info in property_info.items():
-            info = property_info[property_name]
+            # Check if this property was already installed by a derived class
+            if property_name in self.__properties_dict:
+                continue
 
             prop = CmbProperty(
                 object=self,
@@ -100,16 +160,31 @@ class CmbObject(CmbBaseObject):
             )
 
             # List of property
-            self.properties.append(prop)
+            self.__properties.append(prop)
 
             # Dictionary of properties
-            self.properties_dict[property_name] = prop
+            self.__properties_dict[property_name] = prop
 
     def __populate_properties(self):
+        if self.__properties is not None:
+            return
+        self.__properties = []
+        self.__properties_dict = {}
+
         self.__populate_type_properties(self.type_id)
         for parent_id in self.info.hierarchy:
             self.__populate_type_properties(parent_id)
 
+            # Add accessible properties for GtkWidgets
+            if parent_id == "GtkWidget":
+                for accessible_id in [
+                    "CmbAccessibleProperty",
+                    "CmbAccessibleRelation",
+                    "CmbAccessibleState",
+                    "CmbAccessibleAction"
+                ]:
+                    self.__populate_type_properties(accessible_id)
+
     def __populate_layout_properties_from_type(self, name):
         property_info = self.project.get_type_properties(name)
         if property_info is None:
@@ -131,14 +206,10 @@ class CmbObject(CmbBaseObject):
                 info=info,
             )
 
-            # Keep a reference to the position layout property
+            self.__layout.append(prop)
-            if info.is_position:
-                self.position_layout_property = prop
-
-            self.layout.append(prop)
 
             # Dictionary of properties
-            self.layout_dict[property_name] = prop
+            self.__layout_dict[property_name] = prop
 
     def _property_changed(self, prop):
         self.emit("property-changed", prop)
@@ -150,8 +221,9 @@ class CmbObject(CmbBaseObject):
         self.project._object_layout_property_changed(parent, self, prop)
 
     def __add_signal_object(self, signal):
-        self.signals.append(signal)
+        self.__populate_signals()
-        self.signals_dict[signal.signal_pk] = signal
+        self.__signals.append(signal)
+        self.__signals_dict[signal.signal_pk] = signal
         self.emit("signal-added", signal)
         self.project._object_signal_added(self, signal)
 
@@ -162,11 +234,11 @@ class CmbObject(CmbBaseObject):
         self.project._object_signal_changed(self, signal)
 
     def __add_data_object(self, data):
-        if data in self.data:
+        if data.get_id_string() in self.data_dict:
             return
 
-        self.data.append(data)
+        self.__data.append(data)
-        self.data_dict[data.get_id_string()] = data
+        self.__data_dict[data.get_id_string()] = data
         self.emit("data-added", data)
         self.project._object_data_added(self, data)
 
@@ -177,6 +249,11 @@ class CmbObject(CmbBaseObject):
         self.project._object_changed(self, pspec.name)
 
     def __populate_signals(self):
+        if self.__signals is not None:
+            return
+        self.__signals = []
+        self.__signals_dict = {}
+
         c = self.project.db.cursor()
 
         # Populate signals
@@ -184,6 +261,11 @@ class CmbObject(CmbBaseObject):
             self.__add_signal_object(CmbSignal.from_row(self.project, *row))
 
     def __populate_data(self):
+        if self.__data is not None:
+            return
+        self.__data = []
+        self.__data_dict = {}
+
         c = self.project.db.cursor()
 
         # Populate data
@@ -197,13 +279,17 @@ class CmbObject(CmbBaseObject):
         parent_id = self.parent_id
 
         # FIXME: delete is anything is set?
-        self.layout = []
+        self.__layout = []
-        self.layout_dict = {}
+        self.__layout_dict = {}
 
         if parent_id > 0:
-            # FIXME: what about parent layout properties?
             parent = self.project.get_object_by_id(self.ui_id, parent_id)
-            self.__populate_layout_properties_from_type(f"{parent.type_id}LayoutChild")
+            for owner_id in [parent.type_id] + parent.info.hierarchy:
+                self.__populate_layout_properties_from_type(f"{owner_id}LayoutChild")
+
+    def __populate_layout(self):
+        if self.__layout is None:
+            self.__populate_layout_properties()
 
     @GObject.Property(type=int)
     def parent_id(self):
@@ -218,15 +304,42 @@ class CmbObject(CmbBaseObject):
 
     @parent_id.setter
     def _set_parent_id(self, value):
-        self.db_set(
+        new_parent_id = value if value != 0 else None
-            "UPDATE object SET parent_id=? WHERE (ui_id, object_id) IS (?, ?);",
+        old_parent_id = self.parent_id if self.parent_id != 0 else None
-            (
+
-                self.ui_id,
+        if old_parent_id == new_parent_id:
-                self.object_id,
+            return
-            ),
+
-            value if value != 0 else None,
+        # Save old parent and position
+        self._save_last_known_parent_and_position()
+
+        project = self.project
+        ui_id = self.ui_id
+        object_id = self.object_id
+
+        if new_parent_id is None:
+            new_position = self.db_get(
+                "SELECT MAX(position)+1 FROM object WHERE ui_id=? AND parent_id IS NULL",
+                (ui_id, )
+            )
+        else:
+            new_position = self.db_get(
+                "SELECT MAX(position)+1 FROM object WHERE ui_id=? AND parent_id=?",
+                (ui_id, new_parent_id)
+            )
+
+        project.db.execute(
+            "UPDATE object SET parent_id=?, position=? WHERE ui_id=? AND object_id=?;",
+            (new_parent_id, new_position or 0, ui_id, object_id)
         )
 
+        # Update children positions in old parent
+        project.db.update_children_position(ui_id, old_parent_id)
+
+        # Update GListModel
+        self._remove_from_old_parent()
+        self._update_new_parent()
+
         self.__populate_layout_properties()
 
     @GObject.Property(type=CmbUI)
@@ -287,8 +400,8 @@ class CmbObject(CmbBaseObject):
             )
 
     def _remove_signal(self, signal):
-        self.signals.remove(signal)
+        self.__signals.remove(signal)
-        del self.signals_dict[signal.signal_pk]
+        del self.__signals_dict[signal.signal_pk]
 
         self.emit("signal-removed", signal)
         self.project._object_signal_removed(self, signal)
@@ -333,23 +446,29 @@ class CmbObject(CmbBaseObject):
             return self._add_data(owner_id, data_id, id, info=taginfo)
 
     def _remove_data(self, data):
-        if data not in self.data:
+        if data.get_id_string() not in self.data_dict:
             return
 
-        self.data.remove(data)
+        self.__data.remove(data)
-        del self.data_dict[data.get_id_string()]
+        del self.__data_dict[data.get_id_string()]
 
         self.emit("data-removed", data)
         self.project._object_data_removed(self, data)
 
     def remove_data(self, data):
         try:
-            assert data in self.data
+            assert data.get_id_string() in self.data_dict
+
+            self.project.history_push(
+                _("Remove {key} from {name}").format(key=data.info.key, name=self.display_name_type)
+            )
+
             self.project.db.execute(
                 "DELETE FROM object_data WHERE ui_id=? AND object_id=? AND owner_id=? AND data_id=? AND id=?;",
                 (self.ui_id, self.object_id, data.owner_id, data.data_id, data.id),
             )
             self.project.db.commit()
+            self.project.history_pop()
         except Exception as e:
             logger.warning(f"{self} Error removing data {data}: {e}")
             return False
@@ -366,45 +485,76 @@ class CmbObject(CmbBaseObject):
             logger.warning(f"{child} is not children of {self}")
             return
 
+        old_position = child.position
+        old_list_position = child.list_position
+        if old_position == position:
+            return
+
         name = child.name if child.name is not None else child.type_id
         self.project.history_push(
-            _("Reorder object {name} from position {old} to {new}").format(name=name, old=child.position, new=position)
+            _("Reorder object {name} from position {old} to {new}").format(name=name, old=old_position, new=position)
         )
 
-        children = []
+        db = self.project.db
 
-        # Get children in order
+        # Consider this children
-        c = self.project.db.cursor()
+        #
-        for row in c.execute(
+        # label   0
-            """
+        # button  1
-            SELECT object_id, position
+        # entry   2
-            FROM object
+        # switch  3
-            WHERE ui_id=? AND parent_id=? AND internal IS NULL AND object_id!=? AND object_id NOT IN
+        # toggle  4
-                 (SELECT inline_object_id FROM object_property WHERE inline_object_id IS NOT NULL AND ui_id=? AND object_id=?)
-            ORDER BY position;
-            """,
-            (self.ui_id, self.object_id, child.object_id, self.ui_id, self.object_id),
-        ):
-            child_id, child_position = row
 
-            obj = self.project.get_object_by_id(self.ui_id, child_id)
+        # Disable check so we can set position temporally to -1
-            if obj:
+        db.ignore_check_constraints = True
-                children.append(obj)
+        db.execute("UPDATE object SET position=-1 WHERE ui_id=? AND object_id=?;", (self.ui_id, child.object_id))
 
-        # Insert child in new position
+        # Make room for new position
-        children.insert(position, child)
+        for select_stmt, update_stmt in [
+            (
+                """
+                SELECT ui_id, object_id
+                FROM object
+                WHERE ui_id=? AND parent_id=? AND position <= ? AND position > ?
+                ORDER BY position ASC
+                """,
+                "UPDATE object SET position=position - 1 WHERE ui_id=? AND object_id=?;"
+            ),
+            (
+                """
+                SELECT ui_id, object_id
+                FROM object
+                WHERE ui_id=? AND parent_id=? AND position >= ? AND position < ?
+                ORDER BY position DESC
+                """,
+                "UPDATE object SET position=position + 1 WHERE ui_id=? AND object_id=?;"
+            ),
+        ]:
+            for row in db.execute(select_stmt, (self.ui_id, self.object_id, position, old_position)):
+                db.execute(update_stmt, tuple(row))
 
-        # Update all positions
+        # Set new position
-        for pos, obj in enumerate(children):
+        db.execute("UPDATE object SET position=? WHERE ui_id=? AND object_id=?;", (position, self.ui_id, child.object_id))
-            # Sync layout property
+
-            if obj.position_layout_property:
+        db.ignore_check_constraints = False
-                obj.position_layout_property.value = pos
+
-            else:
+        list_position = child.list_position
-                # Or object position
+
-                obj.position = pos
+        self.project._ignore_selection = True
+        # Emit GListModel signals
+        if position < old_position:
+            self.items_changed(list_position, 0, 1)
+            self.items_changed(old_list_position+1, 1, 0)
+        else:
+            if old_list_position != list_position:
+                self.items_changed(old_list_position, 1, 0)
+                self.items_changed(list_position, 0, 1)
+
+        self.project._ignore_selection = False
 
-        c.close()
         self.project.history_pop()
+        self.emit("child-reordered", child, old_position, position)
+        self.project._object_child_reordered(self, child, old_position, position)
 
     def clear_properties(self):
         c = self.project.db.cursor()
@@ -426,22 +576,171 @@ class CmbObject(CmbBaseObject):
         c.close()
 
         for prop_id in properties:
-            prop = self.properties_dict[prop_id]
+            prop = self.__properties_dict[prop_id]
             prop.notify("value")
             self._property_changed(prop)
 
-    def get_display_name(self):
+    @GObject.Property(type=str)
-        return self.name if self.name is not None else self.type_id
+    def display_name_type(self):
+        return f"{self.type_id} {self.name}" if self.name else self.type_id
+
+    @GObject.Property(type=str)
+    def display_name(self):
+        name = self.name or ""
+        type_id = self.type_id
+        parent_id = self.parent_id
+
+        if type_id in [GMENU_SECTION_TYPE, GMENU_SUBMENU_TYPE, GMENU_ITEM_TYPE]:
+            prop = self.properties_dict["label"]
+            label = prop.value or ""
+            display_name = f"{type_id} <i>{label}</i>"
+        elif not parent_id and self.ui.template_id == self.object_id:
+            # Translators: This is used for Template classes in the object tree
+            display_name = _("{name} (template)").format(name=name)
+        else:
+            inline_prop = self.inline_property_id
+            internal = self.internal
+            if inline_prop:
+                display_name = f"{type_id} <b>{inline_prop}</b> <i>{name}</i>"
+            elif internal:
+                display_name = f"{type_id} <b>{internal}</b> <i>{name}</i>"
+            else:
+                display_name = f"{type_id} <i>{name}</i>"
+
+        if self.version_warning:
+            return f'<span underline="error">{display_name}</span>'
+        else:
+            return display_name
 
     def __update_version_warning(self):
         target = self.ui.get_target(self.info.library_id)
         self.version_warning = utils.get_version_warning(target, self.info.version, self.info.deprecated_version, self.type_id)
 
+    def _on_ui_notify(self, obj, pspec):
+        property_id = pspec.name
+
+        if property_id == "template-id":
+            was_template = self.__is_template
+            self.__is_template = obj.template_id == self.object_id
+
+            if was_template or self.__is_template:
+                self.notify("display-name")
+                self.notify("display-name-type")
+
     def _on_ui_library_changed(self, ui, library_id):
         self.__update_version_warning()
 
+        self.__populate_properties()
+        self.__populate_layout()
+
         # Update properties directly, to avoid having to connect too many times to this signal
-        for props in [self.properties, self.layout]:
+        for props in [self.__properties, self.__layout]:
             for prop in props:
                 if prop.library_id == library_id:
                     prop._update_version_warning()
+
+    # GListModel helpers
+    def _save_last_known_parent_and_position(self):
+        self._last_known = (self.parent, self.list_position)
+
+    def _update_new_parent(self):
+        parent = self.parent
+        position = self.list_position
+
+        # Emit GListModel signal to update model
+        if parent:
+            parent.items_changed(position, 0, 1)
+            parent.notify("n-items")
+        else:
+            ui = self.ui
+            ui.items_changed(position, 0, 1)
+            ui.notify("n-items")
+
+        self._last_known = None
+
+    def _remove_from_old_parent(self):
+        if self._last_known is None:
+            return
+
+        parent, position = self._last_known
+
+        # Emit GListModel signal to update model
+        if parent:
+            parent.items_changed(position, 1, 0)
+            parent.notify("n-items")
+        else:
+            ui = self.ui
+            ui.items_changed(position, 1, 0)
+            ui.notify("n-items")
+
+        self._last_known = None
+
+    @GObject.Property(type=int)
+    def list_position(self):
+        ui_id = self.ui_id
+
+        if self.parent_id:
+            retval = self.db_get(
+                """
+                SELECT rownum-1
+                FROM (
+                    SELECT ROW_NUMBER() OVER (ORDER BY position ASC) rownum, object_id
+                    FROM object
+                    WHERE ui_id=? AND parent_id=?
+                )
+                WHERE object_id=?;
+                """,
+                (ui_id, self.parent_id, self.object_id)
+            )
+        else:
+            retval = self.db_get(
+                """
+                SELECT rownum-1
+                FROM (
+                    SELECT ROW_NUMBER() OVER (ORDER BY position ASC) rownum, object_id
+                    FROM object
+                    WHERE ui_id=? AND parent_id IS NULL
+                )
+                WHERE object_id=?;
+                """,
+                (ui_id, self.object_id)
+            )
+
+        return retval
+
+    # GListModel iface
+    def do_get_item(self, position):
+        ui_id = self.ui_id
+
+        # This query should use index object_ui_id_parent_id_position_idx
+        retval = self.db_get(
+            """
+            SELECT object_id
+            FROM (
+                SELECT ROW_NUMBER() OVER (ORDER BY position ASC) rownum, object_id
+                FROM object
+                WHERE ui_id=? AND parent_id=?
+            )
+            WHERE rownum=?;
+            """,
+            (ui_id, self.object_id, position+1)
+        )
+        if retval is not None:
+            return self.project.get_object_by_id(ui_id, retval)
+
+        # This should not happen
+        return CmbListError()
+
+    def do_get_item_type(self):
+        return CmbBaseObject
+
+    @GObject.Property(type=int)
+    def n_items(self):
+        if self.project is None:
+            return 0
+
+        retval = self.db_get("SELECT COUNT(object_id) FROM object WHERE ui_id=? AND parent_id=?;", (self.ui_id, self.object_id))
+        return retval if retval is not None else 0
+
+    def do_get_n_items(self):
+        return self.n_items

cambalache/cmb_object_data.py

@@ -20,12 +20,14 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject
 
 from .cmb_objects_base import CmbBaseObjectData
 from .cmb_type_info import CmbTypeDataInfo
-from cambalache import getLogger
+from cambalache import getLogger, _
 
 logger = getLogger(__name__)
 
@@ -59,9 +61,6 @@ class CmbObjectData(CmbBaseObjectData):
         if self.object is None:
             self.object = self.project.get_object_by_id(self.ui_id, self.object_id)
 
-        if self.parent_id is not None and self.parent is None:
-            self.parent = self.object.data_dict.get(f"{self.owner_id}.{self.parent_id}", None)
-
         self.__populate_children()
         self.connect("notify", self._on_notify)
 
@@ -176,6 +175,7 @@ class CmbObjectData(CmbBaseObjectData):
             (self.ui_id, self.object_id, self.owner_id, self.id),
         ):
             obj = CmbObjectData.from_row(self.project, *row)
+            obj.parent = self
             self.__add_child(obj)
 
     def add_data(self, data_key, value=None, comment=None):
@@ -194,11 +194,17 @@ class CmbObjectData(CmbBaseObjectData):
     def remove_data(self, data):
         try:
             assert data in self.children
+
+            self.project.history_push(
+                _("Remove {key} from {name}").format(key=data.info.key, name=self.object.display_name_type)
+            )
+
             self.project.db.execute(
                 "DELETE FROM object_data WHERE ui_id=? AND object_id=? AND owner_id=? AND data_id=? AND id=?;",
                 (self.ui_id, self.object_id, data.owner_id, data.data_id, data.id),
             )
             self.project.db.commit()
+            self.project.history_pop()
         except Exception as e:
             logger.warning(f"{self} Error removing data {data}: {e}")
             return False

cambalache/cmb_object_data_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 
@@ -29,6 +31,12 @@ from .control import cmb_create_editor
 from cambalache import _
 
 
+# Everyone knows that debugging is twice as hard as writing a program in the first place.
+# So if you’re as clever as you can be when you write it, how will you ever debug it?
+# -- Brian Kernighan, 1974
+#
+# TODO: rewrite this!
+
 @Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_object_data_editor.ui")
 class CmbObjectDataEditor(Gtk.Box):
     __gtype_name__ = "CmbObjectDataEditor"
@@ -67,7 +75,7 @@ class CmbObjectDataEditor(Gtk.Box):
     def __on_remove_clicked(self, button):
         if self.info:
             self.object.remove_data(self.__data)
-        else:
+        elif self.__data:
             self.__data.parent.remove_data(self.__data)
 
     @GObject.Property(type=GObject.Object)
@@ -115,7 +123,11 @@ class CmbObjectDataEditor(Gtk.Box):
 
         editor = self.__arg_editors.get(key, None)
         if editor:
-            editor.cmb_value = self.data.get_arg(key)
+            val = self.data.get_arg(key)
+
+            # Only update if there is a change
+            if val != editor.cmb_value:
+                editor.cmb_value = val
 
     def __on_data_data_added(self, parent, data):
         self.__add_data_editor(data)
@@ -132,8 +144,7 @@ class CmbObjectDataEditor(Gtk.Box):
             self.__update_view()
 
     def __on_data_removed(self, obj, data):
-        if self.object and self.info:
+        self.__remove_data_editor(data)
-            self.__remove_data_editor(data)
 
     def __ensure_object_data(self, history_message):
         if self.data:
@@ -239,7 +250,7 @@ class CmbObjectDataEditor(Gtk.Box):
 
         # Value
         if info.type_id:
-            editor = cmb_create_editor(project, info.type_id, data=self.data)
+            editor = cmb_create_editor(project, info.type_id, data=self.data, parent=self.object)
             self.__value_editor = editor
 
             if self.data:
@@ -259,7 +270,7 @@ class CmbObjectDataEditor(Gtk.Box):
         for arg in info.args:
             arg_info = info.args[arg]
 
-            editor = cmb_create_editor(project, arg_info.type_id)
+            editor = cmb_create_editor(project, arg_info.type_id, parent=self.object)
             self.__arg_editors[arg_info.key] = editor
 
             # Initialize value

cambalache/cmb_object_data_editor.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_object_data_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <template class="CmbObjectDataEditor" parent="GtkBox">
     <property name="orientation">vertical</property>
@@ -69,7 +70,6 @@
       <object class="GtkGrid" id="grid">
         <property name="column-spacing">4</property>
         <property name="row-spacing">4</property>
-        <property name="vexpand">1</property>
       </object>
     </child>
   </template>

cambalache/cmb_object_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 
@@ -41,11 +43,17 @@ class CmbObjectEditor(Gtk.Box):
         self.__object = None
         self.__id_label = None
         self.__template_switch = None
+        self.__bindings = []
 
         super().__init__(**kwargs)
 
         self.props.orientation = Gtk.Orientation.VERTICAL
 
+    def bind_property(self, *args):
+        binding = GObject.Object.bind_property(*args)
+        self.__bindings.append(binding)
+        return binding
+
     def __create_id_editor(self):
         grid = Gtk.Grid(hexpand=True, row_spacing=4, column_spacing=4)
 
@@ -54,7 +62,7 @@ class CmbObjectEditor(Gtk.Box):
 
         # Id/Class entry
         entry = CmbEntry()
-        GObject.Object.bind_property(
+        self.bind_property(
             self.__object,
             "name",
             entry,
@@ -66,7 +74,7 @@ class CmbObjectEditor(Gtk.Box):
         grid.attach(entry, 1, 0, 1, 1)
 
         # Template check
-        if self.__object and not self.__object.parent_id:
+        if self.__object and self.__object.parent_id == 0:
             is_template = self.__object.object_id == self.__object.ui.template_id
             tooltip_text = _("Switch between object and template")
             derivable = self.__object.info.derivable
@@ -129,7 +137,7 @@ class CmbObjectEditor(Gtk.Box):
 
         combo = CmbChildTypeComboBox(object=self.__object)
 
-        GObject.Object.bind_property(
+        self.bind_property(
             self.__object,
             "type",
             combo,
@@ -207,12 +215,16 @@ It has to be exposed by your application with GtkBuilder expose_object method."
                 if prop is None or prop.info is None:
                     continue
 
+                # Only show properties in the class they where originally defined
+                if prop.info.original_owner_id is not None and owner_id != prop.info.original_owner_id:
+                    continue
+
                 editor = cmb_create_editor(prop.project, prop.info.type_id, prop=prop)
 
                 if editor is None:
                     continue
 
-                GObject.Object.bind_property(
+                self.bind_property(
                     prop,
                     "value",
                     editor,
@@ -225,7 +237,10 @@ It has to be exposed by your application with GtkBuilder expose_object method."
                 else:
                     label = CmbPropertyLabel(prop=prop, bindable=not is_builtin)
 
-                # Keep a dict of labels
+                if prop.info.disabled:
+                    for w in [editor, label]:
+                        w.set_tooltip_text(_("This property is disabled for {type_id}").format(type_id=obj.type_id))
+                        w.props.sensitive = False
 
                 grid.attach(label, 0, i, 1, 1)
                 grid.attach(editor, 1, i, 1, 1)
@@ -245,7 +260,7 @@ It has to be exposed by your application with GtkBuilder expose_object method."
                     hexpand=True,
                     object=obj,
                     data=data,
-                    info=None if data else info.data[data_key],
+                    info=info.data[data_key],
                 )
 
                 grid.attach(editor, 0, i, 2, 1)
@@ -286,11 +301,16 @@ It has to be exposed by your application with GtkBuilder expose_object method."
             self.__object.disconnect_by_func(self.__on_object_notify)
             self.__object.ui.disconnect_by_func(self.__on_object_ui_notify)
 
+        for binding in self.__bindings:
+            binding.unbind()
+
+        self.__bindings = []
+
         self.__object = obj
 
         if obj:
-            self.__object.connect("notify", self.__on_object_notify)
+            obj.connect("notify", self.__on_object_notify)
-            self.__object.ui.connect("notify", self.__on_object_ui_notify)
+            obj.ui.connect("notify", self.__on_object_ui_notify)
 
         self.__update_view()
 

cambalache/cmb_objects_base.py

@@ -3,7 +3,7 @@
 #
 # Cambalache Base Object wrappers
 #
-# Copyright (C) 2021-2022  Juan Pablo Ugarte
+# Copyright (C) 2021-2024  Juan Pablo Ugarte
 #
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
@@ -22,6 +22,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject
 from .cmb_base import CmbBase
@@ -55,8 +57,8 @@ class CmbBaseLibraryInfo(CmbBase):
         )
 
 
-class CmbPropertyInfo(CmbBase):
+class CmbBasePropertyInfo(CmbBase):
-    __gtype_name__ = "CmbPropertyInfo"
+    __gtype_name__ = "CmbBasePropertyInfo"
 
     owner_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
     property_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
@@ -81,13 +83,15 @@ class CmbPropertyInfo(CmbBase):
     disable_inline_object = GObject.Property(
         type=bool, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, default=False
     )
-    is_position = GObject.Property(
+    deprecated = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
-        type=bool, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, default=False
-    )
     required = GObject.Property(
         type=bool, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, default=False
     )
     workspace_default = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    original_owner_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    disabled = GObject.Property(
+        type=bool, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY, default=False
+    )
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
@@ -109,9 +113,11 @@ class CmbPropertyInfo(CmbBase):
         deprecated_version,
         translatable,
         disable_inline_object,
-        is_position,
+        deprecated,
         required,
         workspace_default,
+        original_owner_id,
+        disabled,
     ):
         return cls(
             project=project,
@@ -128,9 +134,11 @@ class CmbPropertyInfo(CmbBase):
             deprecated_version=deprecated_version,
             translatable=translatable,
             disable_inline_object=disable_inline_object,
-            is_position=is_position,
+            deprecated=deprecated,
             required=required,
             workspace_default=workspace_default,
+            original_owner_id=original_owner_id,
+            disabled=disabled,
         )
 
 
@@ -277,6 +285,30 @@ class CmbTypeChildInfo(CmbBase):
         )
 
 
+class CmbBaseTypeInternalChildInfo(CmbBase):
+    __gtype_name__ = "CmbBaseTypeInternalChildInfo"
+
+    type_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    internal_child_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    internal_parent_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    internal_type = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    creation_property_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    @classmethod
+    def from_row(cls, project, type_id, internal_child_id, internal_parent_id, internal_type, creation_property_id):
+        return cls(
+            project=project,
+            type_id=type_id,
+            internal_child_id=internal_child_id,
+            internal_parent_id=internal_parent_id,
+            internal_type=internal_type,
+            creation_property_id=creation_property_id,
+        )
+
+
 class CmbBaseUI(CmbBase):
     __gtype_name__ = "CmbBaseUI"
 
@@ -421,6 +453,97 @@ class CmbBaseCSS(CmbBase):
         self.db_set("UPDATE css SET is_global=? WHERE (css_id) IS (?);", (self.css_id,), value)
 
 
+class CmbBaseGResource(CmbBase):
+    __gtype_name__ = "CmbBaseGResource"
+
+    gresource_id = GObject.Property(type=int, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    resource_type = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    @classmethod
+    def from_row(
+        cls,
+        project,
+        gresource_id,
+        resource_type,
+        parent_id,
+        position,
+        gresources_filename,
+        gresource_prefix,
+        file_filename,
+        file_compressed,
+        file_preprocess,
+        file_alias,
+    ):
+        return cls(project=project, gresource_id=gresource_id)
+
+    @GObject.Property(type=int)
+    def parent_id(self):
+        return self.db_get("SELECT parent_id FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @parent_id.setter
+    def _set_parent_id(self, value):
+        self.db_set("UPDATE gresource SET parent_id=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=int)
+    def position(self):
+        return self.db_get("SELECT position FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @position.setter
+    def _set_position(self, value):
+        self.db_set("UPDATE gresource SET position=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=str)
+    def gresources_filename(self):
+        return self.db_get("SELECT gresources_filename FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @gresources_filename.setter
+    def _set_gresources_filename(self, value):
+        self.db_set("UPDATE gresource SET gresources_filename=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=str)
+    def gresource_prefix(self):
+        return self.db_get("SELECT gresource_prefix FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @gresource_prefix.setter
+    def _set_gresource_prefix(self, value):
+        self.db_set("UPDATE gresource SET gresource_prefix=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=str)
+    def file_filename(self):
+        return self.db_get("SELECT file_filename FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @file_filename.setter
+    def _set_file_filename(self, value):
+        self.db_set("UPDATE gresource SET file_filename=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=bool, default=False)
+    def file_compressed(self):
+        return self.db_get("SELECT file_compressed FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @file_compressed.setter
+    def _set_file_compressed(self, value):
+        self.db_set("UPDATE gresource SET file_compressed=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=str)
+    def file_preprocess(self):
+        return self.db_get("SELECT file_preprocess FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @file_preprocess.setter
+    def _set_file_preprocess(self, value):
+        self.db_set("UPDATE gresource SET file_preprocess=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+    @GObject.Property(type=str)
+    def file_alias(self):
+        return self.db_get("SELECT file_alias FROM gresource WHERE (gresource_id) IS (?);", (self.gresource_id,))
+
+    @file_alias.setter
+    def _set_file_alias(self, value):
+        self.db_set("UPDATE gresource SET file_alias=? WHERE (gresource_id) IS (?);", (self.gresource_id,), value)
+
+
 class CmbBaseProperty(CmbBase):
     __gtype_name__ = "CmbBaseProperty"
 

cambalache/cmb_path.py

@@ -0,0 +1,118 @@
+#
+# CmbPath
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gio
+
+from .cmb_base import CmbBase
+from cambalache import _, getLogger
+
+logger = getLogger(__name__)
+
+
+class CmbPath(CmbBase, Gio.ListModel):
+    __gtype_name__ = "CmbPath"
+
+    path_parent = GObject.Property(type=CmbBase, flags=GObject.ParamFlags.READWRITE)
+    path = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        # GListModel
+        self.__items = []
+        self.__path_items = {}
+
+    def __bool__(self):
+        return True
+
+    def __str__(self):
+        return f"CmbPath<{self.path}>"
+
+    @GObject.Property(type=str)
+    def display_name(self):
+        return self.path or _("{n} unsaved files").format(n=self.n_items)
+
+    def get_path_item(self, directory):
+        return self.__path_items.get(directory, None)
+
+    def add_item(self, item):
+        if item in self.__items:
+            return
+
+        display_name = item.display_name
+        is_path = isinstance(item, CmbPath)
+
+        if is_path:
+            self.__path_items[item.path] = item
+
+        i = 0
+        for list_item in self.__items:
+            if is_path:
+                if not isinstance(list_item, CmbPath):
+                    break
+
+                if display_name < list_item.display_name:
+                    break
+            elif not isinstance(list_item, CmbPath) and display_name < list_item.display_name:
+                break
+
+            i += 1
+
+        item.path_parent = self
+        self.__items.insert(i, item)
+        self.items_changed(i, 0, 1)
+
+        if not self.path:
+            self.notify("display-name")
+
+    def remove_item(self, item):
+        if item not in self.__items:
+            return
+
+        if isinstance(item, CmbPath) and item.path in self.__path_items:
+            del self.__path_items[item.path]
+
+        item.path_parent = None
+        i = self.__items.index(item)
+        self.__items.pop(i)
+        self.items_changed(i, 1, 0)
+
+        if not self.path:
+            self.notify("display-name")
+
+    # GListModel iface
+    @GObject.Property(type=int)
+    def n_items(self):
+        return len(self.__items)
+
+    def do_get_item(self, position):
+        return self.__items[position] if position < len(self.__items) else None
+
+    def do_get_item_type(self):
+        return CmbBase
+
+    def do_get_n_items(self):
+        return self.n_items
+

cambalache/cmb_poll_notification_view.py

@@ -0,0 +1,142 @@
+#
+# CmbPollNotificationView
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import datetime
+
+from cambalache import _, getLogger
+from gi.repository import GObject, Gtk
+from . import utils
+from .cmb_notification import CmbPollNotification
+from .cmb_poll_option_check import CmbPollOptionCheck
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_poll_notification_view.ui")
+class CmbPollNotificationView(Gtk.Box):
+    __gtype_name__ = "CmbPollNotificationView"
+
+    notification = GObject.Property(
+        type=CmbPollNotification, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY
+    )
+
+    # Poll
+    title_label = Gtk.Template.Child()
+    description_label = Gtk.Template.Child()
+    option_box = Gtk.Template.Child()
+    total_label = Gtk.Template.Child()
+    end_date_label = Gtk.Template.Child()
+    refresh_button = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        self.__option_checks = []
+        self.__updating = False
+        super().__init__(**kwargs)
+
+        notification = self.notification
+        poll = notification.poll
+        active = utils.utcnow() < poll.end_date
+
+        self.title_label.props.label = f"<b>{poll.title}</b>"
+        self.description_label.props.label = poll.description
+
+        close_msg = _("<small>• Closes on {date}</small>") if active else _("<small>• Closed on {date}</small>")
+        end_date = datetime.datetime.fromtimestamp(poll.end_date)
+        self.end_date_label.props.label = close_msg.format(date=end_date.strftime("%x"))
+        self.end_date_label.props.tooltip_text = end_date.strftime("%c")
+
+        first_check = None
+        n_option = 0
+        for option in poll.options:
+            button = CmbPollOptionCheck(option=option, sensitive=active)
+
+            if poll.allowed_votes == 1:
+                if first_check is None:
+                    first_check = button
+                else:
+                    button.set_group(first_check)
+
+            button.connect("toggled", self.__on_check_button_toggled, n_option)
+
+            self.__option_checks.append(button)
+            self.option_box.append(button)
+            n_option += 1
+
+        self.__update_results()
+        notification.connect("notify", self.__on_poll_notify)
+
+    def __on_check_button_toggled(self, button, n_option):
+        allowed_votes = self.notification.poll.allowed_votes
+
+        if self.__updating or (allowed_votes == 1 and not button.props.active):
+            return
+
+        votes = []
+        for i, check in enumerate(self.__option_checks):
+            if check.props.active:
+                votes.append(i)
+
+        if allowed_votes > 1:
+            not_done = len(votes) < allowed_votes
+            for i, check in enumerate(self.__option_checks):
+                if not_done:
+                    check.set_sensitive(True)
+                elif not check.props.active:
+                    check.set_sensitive(False)
+
+        self.notification.center.poll_vote(self.notification, votes)
+
+    def __on_poll_notify(self, notification, pspec):
+        if pspec.name in ["my-votes", "results"]:
+            self.__update_results()
+
+    def __update_results(self):
+        notification = self.notification
+        results = notification.results
+        my_votes = notification.my_votes
+
+        if not results or not my_votes:
+            self.total_label.props.label = ""
+            for check in self.__option_checks:
+                check.fraction = -1
+            return
+
+        self.__updating = True
+
+        votes = results.votes
+        total = results.total
+
+        for i, check in enumerate(self.__option_checks):
+            check.set_active(i in my_votes)
+            check.fraction = votes[i] / total if total else 0
+
+        self.total_label.props.label = _("<small>• {total} vote</small>").format(total=results.total)
+
+        self.__updating = False
+
+    @Gtk.Template.Callback("on_refresh_button_clicked")
+    def __on_refresh_button_clicked(self, button):
+        self.notification.center.poll_refresh_results(self.notification)
+

cambalache/cmb_poll_notification_view.ui

@@ -0,0 +1,64 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_poll_notification_view.ui -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbPollNotificationView" parent="GtkBox">
+    <property name="orientation">vertical</property>
+    <property name="spacing">6</property>
+    <child>
+      <object class="GtkLabel" id="title_label">
+        <property name="halign">start</property>
+        <property name="use-markup">True</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkLabel" id="description_label">
+        <property name="halign">start</property>
+        <property name="use-markup">True</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox" id="option_box">
+        <property name="orientation">vertical</property>
+        <property name="spacing">4</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox">
+        <property name="spacing">4</property>
+        <property name="vexpand-set">True</property>
+        <child>
+          <object class="GtkButton" id="refresh_button">
+            <property name="child">
+              <object class="GtkLabel">
+                <property name="label">&lt;small&gt;Refresh&lt;/small&gt;</property>
+                <property name="use-markup">True</property>
+              </object>
+            </property>
+            <signal name="clicked" handler="on_refresh_button_clicked"/>
+            <style>
+              <class name="flat"/>
+              <class name="compact"/>
+              <class name="link"/>
+              <class name="text-button"/>
+            </style>
+          </object>
+        </child>
+        <child>
+          <object class="GtkLabel" id="total_label">
+            <property name="use-markup">True</property>
+            <style>
+              <class name="link"/>
+            </style>
+          </object>
+        </child>
+        <child>
+          <object class="GtkLabel" id="end_date_label">
+            <property name="use-markup">True</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_poll_option_check.py

@@ -0,0 +1,76 @@
+#
+# CmbPollOptionCheck
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from cambalache import getLogger
+from gi.repository import GLib, GObject, Gtk
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_poll_option_check.ui")
+class CmbPollOptionCheck(Gtk.CheckButton):
+    __gtype_name__ = "CmbPollOptionCheck"
+
+    label = Gtk.Template.Child()
+    bar = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        self.__fraction = None
+        self.__tick_id = None
+        super().__init__(**kwargs)
+
+    @GObject.Property(type=str)
+    def option(self):
+        return self.label.props.label
+
+    @option.setter
+    def _set_option(self, option):
+        self.label.props.label = option
+
+    @GObject.Property(type=float)
+    def fraction(self):
+        return self.__fraction
+
+    @fraction.setter
+    def _set_fraction(self, fraction):
+        self.__fraction = fraction
+
+        if fraction < 0:
+            self.bar.props.visible = False
+        else:
+            self.bar.props.visible = True
+            if self.__tick_id is None:
+                self.__tick_id = self.add_tick_callback(self.__update_fraction)
+
+    def __update_fraction(self, widget, frame_clock):
+        if self.bar.props.fraction < self.__fraction:
+            self.bar.props.fraction = min(self.__fraction, self.bar.props.fraction + 0.08)
+        elif self.bar.props.fraction > self.__fraction:
+            self.bar.props.fraction = max(self.__fraction, self.bar.props.fraction - 0.08)
+        else:
+            self.__tick_id = None
+            return GLib.SOURCE_REMOVE
+
+        return GLib.SOURCE_CONTINUE

cambalache/cmb_poll_option_check.ui

@@ -0,0 +1,23 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name r.ui -->
+  <requires lib="gtk" version="4.0"/>
+  <template class="CmbPollOptionCheck" parent="GtkCheckButton">
+    <child>
+      <object class="GtkBox">
+        <property name="hexpand">True</property>
+        <property name="orientation">vertical</property>
+        <property name="valign">center</property>
+        <child>
+          <object class="GtkLabel" id="label">
+            <property name="halign">start</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkProgressBar" id="bar"/>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_property.py

@@ -20,11 +20,17 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject
 
-from .cmb_objects_base import CmbBaseProperty, CmbPropertyInfo
+from .cmb_objects_base import CmbBaseProperty
+from .cmb_property_info import CmbPropertyInfo
 from . import utils
+from cambalache import _, getLogger
+
+logger = getLogger(__name__)
 
 
 class CmbProperty(CmbBaseProperty):
@@ -60,9 +66,96 @@ class CmbProperty(CmbBaseProperty):
 
     @value.setter
     def _set_value(self, value):
-        self.__update_values(value, self.bind_property)
+        self.__update_values(value, self.translatable, self.translation_context, self.translation_comments, self.bind_property)
 
-    def __update_values(self, value, bind_property):
+    @GObject.Property(type=bool, default=False)
+    def translatable(self):
+        return super().translatable
+
+    @translatable.setter
+    def _set_translatable(self, value):
+        self.__update_values(self.value, value, self.translation_context, self.translation_comments, self.bind_property)
+
+    @GObject.Property(type=str)
+    def translation_context(self):
+        return self.db_get(
+            "SELECT translation_context FROM object_property WHERE (ui_id, object_id, owner_id, property_id) IS (?, ?, ?, ?);",
+            (
+                self.ui_id,
+                self.object_id,
+                self.owner_id,
+                self.property_id,
+            ),
+        )
+
+    @translation_context.setter
+    def _set_translation_context(self, value):
+        self.__update_values(self.value, self.translatable, value, self.translation_comments, self.bind_property)
+
+    @GObject.Property(type=str)
+    def translation_comments(self):
+        return self.db_get(
+            "SELECT translation_comments FROM object_property WHERE (ui_id, object_id, owner_id, property_id) IS (?, ?, ?, ?);",
+            (
+                self.ui_id,
+                self.object_id,
+                self.owner_id,
+                self.property_id,
+            ),
+        )
+
+    @translation_comments.setter
+    def _set_translation_comments(self, value):
+        self.__update_values(self.value, self.translatable, self.translation_context, value, self.bind_property)
+
+    def reset(self):
+        if self.info.internal_child:
+            self.project.history_push(_("Unset {obj} {prop} {prop_type}").format(**self.__get_msgs()))
+
+        self.project.db.execute(
+            "DELETE FROM object_property WHERE ui_id=? AND object_id=? AND owner_id=? AND property_id=?;",
+            (self.ui_id, self.object_id, self.owner_id, self.property_id),
+        )
+        self.__update_internal_child()
+
+        if self.info.internal_child:
+            self.project.history_pop()
+
+    def __update_internal_child(self):
+        internal_info = self.info.internal_child
+        if internal_info and internal_info.internal_parent_id:
+            logger.warning("Adding an internal child within an internal child automatically is not implemented")
+            return
+        elif internal_info is None:
+            return
+
+        value = self.value
+        child_id = self.db_get(
+            "SELECT object_id FROM object WHERE ui_id=? AND parent_id=? AND internal=?",
+            (self.ui_id, self.object_id, internal_info.internal_child_id)
+        )
+
+        if value and not child_id:
+            self.project.add_object(
+                self.ui_id,
+                internal_info.internal_type,
+                parent_id=self.object_id,
+                internal=internal_info.internal_child_id
+            )
+        elif child_id:
+            internal_child = self.project.get_object_by_id(self.ui_id, child_id)
+            if internal_child:
+                self.project.remove_object(internal_child, allow_internal_removal=True)
+
+    def __get_msgs(self, value=None):
+        return {
+            "obj": self.object.display_name_type,
+            "prop": self.property_id,
+            "prop_type": _("property"),
+            "value": str(value)
+        }
+
+    def __update_values(self, value, translatable, translation_context, translation_comments, bind_property):
         c = self.project.db.cursor()
 
         bind_source_id, bind_owner_id, bind_property_id = (None, None, None)
@@ -72,18 +165,22 @@ class CmbProperty(CmbBaseProperty):
             bind_property_id = bind_property.property_id
 
         if (
-            value is None or value == self.info.default_value or (self.info.is_object and value == 0)
+            (value is None or value == self.info.default_value or (self.info.is_object and value == 0)) and
-        ) and bind_property is None:
+            bind_property is None and
-            c.execute(
+            not translatable and
-                "DELETE FROM object_property WHERE ui_id=? AND object_id=? AND owner_id=? AND property_id=?;",
+            translation_context is None and
-                (self.ui_id, self.object_id, self.owner_id, self.property_id),
+            translation_comments is None
-            )
+        ):
+            self.reset()
         else:
             if (
-                value is None
+                value == self.value and
-                and bind_source_id == self.bind_source_id
+                translatable == self.translatable and
-                and bind_owner_id == self.bind_owner_id
+                translation_context == self.translation_context and
-                and bind_property_id == self.bind_property_id
+                translation_comments == self.translation_comments and
+                bind_source_id == self.bind_source_id and
+                bind_owner_id == self.bind_owner_id and
+                bind_property_id == self.bind_property_id
             ):
                 return
 
@@ -94,14 +191,23 @@ class CmbProperty(CmbBaseProperty):
             )
 
             if count:
+                if self.info.internal_child:
+                    self.project.history_push(_("Update {obj} {prop} {prop_type} to {value}").format(**self.__get_msgs(value)))
+
                 c.execute(
                     """
                     UPDATE object_property
-                    SET value=?, bind_source_id=?, bind_owner_id=?, bind_property_id=?
+                    SET
+                      value=?,
+                      translatable=?, translation_context=?, translation_comments=?,
+                      bind_source_id=?, bind_owner_id=?, bind_property_id=?
                     WHERE ui_id=? AND object_id=? AND owner_id=? AND property_id=?;
                     """,
                     (
                         value,
+                        translatable,
+                        translation_context,
+                        translation_comments,
                         bind_source_id,
                         bind_owner_id,
                         bind_property_id,
@@ -112,11 +218,19 @@ class CmbProperty(CmbBaseProperty):
                     ),
                 )
             else:
+                if self.info.internal_child:
+                    self.project.history_push(_("Set {obj} {prop} {prop_type} to {value}").format(**self.__get_msgs(value)))
+
                 c.execute(
                     """
                     INSERT INTO object_property
-                        (ui_id, object_id, owner_id, property_id, value, bind_source_id, bind_owner_id, bind_property_id)
+                        (
-                    VALUES (?, ?, ?, ?, ?, ?, ?, ?);
+                          ui_id, object_id, owner_id, property_id,
+                          value,
+                          translatable, translation_context, translation_comments,
+                          bind_source_id, bind_owner_id, bind_property_id
+                        )
+                    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);
                     """,
                     (
                         self.ui_id,
@@ -124,12 +238,20 @@ class CmbProperty(CmbBaseProperty):
                         self.owner_id,
                         self.property_id,
                         value,
+                        translatable,
+                        translation_context,
+                        translation_comments,
                         bind_source_id,
                         bind_owner_id,
                         bind_property_id,
                     ),
                 )
 
+            self.__update_internal_child()
+
+            if self.info.internal_child:
+                self.project.history_pop()
+
         if self._init is False:
             self.object._property_changed(self)
 
@@ -156,11 +278,22 @@ class CmbProperty(CmbBaseProperty):
 
     @bind_property.setter
     def _set_bind_property(self, bind_property):
-        self.__update_values(self.value, bind_property)
+        self.__update_values(self.value, self.translatable, self.translation_context, self.translation_comments, bind_property)
         self.project._object_property_binding_changed(self.object, self)
 
     def _update_version_warning(self):
         target = self.object.ui.get_target(self.library_id)
-        self.version_warning = utils.get_version_warning(
+        warning = utils.get_version_warning(
             target, self.info.version, self.info.deprecated_version, self.property_id
-        )
+        ) or ""
+
+        if self.project.target_tk == "gtk-4.0" and self.info.type_id == "GFile":
+            target = self.object.ui.get_target("gtk")
+            if target is not None:
+                version = utils.parse_version(target)
+                if version is None or utils.version_cmp(version, (4, 16, 0)) < 0:
+                    if len(warning):
+                        warning += "\n"
+                    warning += _("Warning: GFile uri needs to be absolute for Gtk < 4.16")
+
+        self.version_warning = warning if len(warning) else None

cambalache/cmb_property_info.py

@@ -0,0 +1,66 @@
+#
+# Cambalache Property Type Info wrapper
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject
+from .cmb_objects_base import CmbBasePropertyInfo
+
+from cambalache import getLogger
+
+logger = getLogger(__name__)
+
+
+class CmbPropertyInfo(CmbBasePropertyInfo):
+    internal_child = GObject.Property(type=GObject.GObject, flags=GObject.ParamFlags.READWRITE)
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        self.is_a11y = CmbPropertyInfo.type_is_accessible(self.owner_id)
+        self.a11y_property_id = CmbPropertyInfo.accessible_property_remove_prefix(self.owner_id, self.property_id)
+
+    @classmethod
+    def type_is_accessible(cls, owner_id):
+        return owner_id in [
+            "CmbAccessibleProperty",
+            "CmbAccessibleRelation",
+            "CmbAccessibleState",
+            "CmbAccessibleAction"
+        ]
+
+    @classmethod
+    def accessible_property_remove_prefix(cls, owner_id, property_id):
+        prefix = {
+                "CmbAccessibleProperty": "cmb-a11y-property-",
+                "CmbAccessibleRelation": "cmb-a11y-relation-",
+                "CmbAccessibleState": "cmb-a11y-state-",
+                "CmbAccessibleAction": "cmb-a11y-action-"
+            }.get(owner_id, None)
+
+        if prefix is None:
+            return None
+
+        # A11y property name without prefix
+        return property_id.removeprefix(prefix)
+

cambalache/cmb_property_label.py

@@ -20,14 +20,17 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 
 from .cmb_object import CmbObject
 from .cmb_property import CmbProperty
 from .cmb_layout_property import CmbLayoutProperty
-from .cmb_objects_base import CmbPropertyInfo
+from .cmb_property_info import CmbPropertyInfo
 from .control import CmbObjectChooser, CmbFlagsEntry
+from cambalache import _
 
 
 class CmbPropertyLabel(Gtk.Button):
@@ -46,15 +49,17 @@ class CmbPropertyLabel(Gtk.Button):
             raise Exception("CmbPropertyLabel requires prop or layout_prop to be set")
             return
 
-        self.label = Gtk.Label(xalign=0, visible=True)
+        self.props.focus_on_click = False
-        box = Gtk.Box(visible=True)
+        self.label = Gtk.Label(halign=Gtk.Align.START, valign=Gtk.Align.CENTER)
+        box = Gtk.Box()
 
         # Update label status
         if self.prop:
-            self.bind_icon = Gtk.Image(icon_size=Gtk.IconSize.NORMAL, visible=True)
+            self.bind_icon = Gtk.Image(icon_size=Gtk.IconSize.NORMAL)
             box.append(self.bind_icon)
 
-            self.label.props.label = self.prop.property_id
+            # A11y properties are prefixed to avoid clashes, do not show prefix here
+            self.label.props.label = self.prop.info.a11y_property_id if self.prop.info.is_a11y else self.prop.property_id
 
             self.__update_property_label()
             self.prop.connect("notify::value", lambda o, p: self.__update_property_label())
@@ -123,13 +128,23 @@ class CmbPropertyLabel(Gtk.Button):
         self.__update_property_label()
         popover.popdown()
 
+    def __on_close_clicked(self, button, popover):
+        popover.popdown()
+
     def __on_bind_button_clicked(self, button):
-        popover = Gtk.Popover(position=Gtk.PositionType.LEFT)
+        popover = Gtk.Popover(position=Gtk.PositionType.LEFT, css_classes=["cmb-binding-popover"])
         popover.set_parent(self)
 
-        grid = Gtk.Grid(hexpand=True, row_spacing=4, column_spacing=4, visible=True)
+        label = Gtk.Label(label="<b>Property Binding</b>", use_markup=True, halign=Gtk.Align.START, hexpand=True)
+        close = Gtk.Button(icon_name="window-close-symbolic", halign=Gtk.Align.END, css_classes=["close"])
+        close.connect("clicked", self.__on_close_clicked, popover)
 
-        grid.attach(Gtk.Label(label="<b>Property Binding</b>", use_markup=True, visible=True, xalign=0), 0, 0, 2, 1)
+        box = Gtk.Box(hexpand=True)
+        box.append(label)
+        box.append(close)
+
+        grid = Gtk.Grid(hexpand=True, row_spacing=6, column_spacing=6)
+        grid.attach(box, 0, 0, 2, 1)
 
         # Get bind property to initialize inputs
         bind_source, bind_property = self.__find_bind_source_property(self.prop.bind_source_id, self.prop.bind_property_id)
@@ -159,18 +174,16 @@ class CmbPropertyLabel(Gtk.Button):
 
         i = 1
         for prop_label, editor in [("source", object_editor), ("property", property_editor), ("flags", flags_editor)]:
-            editor.props.visible = True
+            label = Gtk.Label(label=prop_label, xalign=0)
-
-            label = Gtk.Label(label=prop_label, xalign=0, visible=True)
 
             grid.attach(label, 0, i, 1, 1)
             grid.attach(editor, 1, i, 1, 1)
             i += 1
 
-        clear = Gtk.Button(label="Clear", visible=True, halign=Gtk.Align.END)
+        clear = Gtk.Button(label=_("Clear"), halign=Gtk.Align.END)
         clear.connect("clicked", self.__on_clear_clicked, popover)
-
         grid.attach(clear, 0, i, 2, 1)
+
         object_editor.grab_focus()
 
         popover.set_child(grid)
@@ -210,6 +223,9 @@ class CmbPropertyChooser(Gtk.ComboBoxText):
         for prop in sorted(self.object.properties, key=lambda p: p.property_id):
             info = prop.info
 
+            if info.is_a11y:
+                continue
+
             # Ignore construct only properties
             if info.construct_only:
                 continue

cambalache/cmb_signal_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk, Pango
 
@@ -76,7 +78,7 @@ class CmbSignalEditor(Gtk.Box):
 
     @object.setter
     def _set_object(self, obj):
-        if self._object is not None:
+        if self._object:
             self.treestore.clear()
             self._object.disconnect_by_func(self.__on_signal_added)
             self._object.disconnect_by_func(self.__on_signal_removed)
@@ -84,7 +86,7 @@ class CmbSignalEditor(Gtk.Box):
 
         self._object = obj
 
-        if obj is not None:
+        if obj:
             self.__populate_treestore()
             self._object.connect("signal-added", self.__on_signal_added)
             self._object.connect("signal-removed", self.__on_signal_removed)
@@ -136,13 +138,17 @@ class CmbSignalEditor(Gtk.Box):
                 if data_obj:
                     signal.user_data = data_obj.object_id
                     name = data_obj.name
+                    signal.swap = True
                 else:
                     signal.user_data = 0
+                    signal.swap = False
+                    self.treestore[iter_][Col.SWAP.value] = signal.swap
                     name = ""
 
                 self.treestore[iter_][Col.USER_DATA.value] = name
             else:
                 signal.user_data = 0
+                signal.swap = False
                 self.treestore[iter_][Col.USER_DATA.value] = ""
 
     @Gtk.Template.Callback("on_swap_toggled")
@@ -240,7 +246,7 @@ class CmbSignalEditor(Gtk.Box):
         signal_id = tree_model[iter_][Col.SIGNAL_ID.value]
         warning = tree_model[iter_][Col.WARNING_MESSAGE.value]
 
-        if info is not None and info.detailed:
+        if info and info.detailed:
             detail = tree_model[iter_][Col.DETAIL.value]
             signal = tree_model[iter_][Col.SIGNAL.value]
 

cambalache/cmb_signal_editor.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_signal_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <object class="GtkEntryCompletion" id="handler_entrycompletion">
     <child>
@@ -36,9 +37,6 @@
             <property name="focusable">1</property>
             <property name="model">treestore</property>
             <property name="tooltip-column">9</property>
-            <child internal-child="selection">
-              <object class="GtkTreeSelection"/>
-            </child>
             <child>
               <object class="GtkTreeViewColumn" id="signal_id_column">
                 <property name="min-width">64</property>

cambalache/cmb_tree_expander.py

@@ -0,0 +1,266 @@
+#
+# CmbTreeExpander
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gdk, Gtk, Graphene
+
+from .cmb_ui import CmbUI
+from .cmb_object import CmbObject
+from .cmb_css import CmbCSS
+from .cmb_path import CmbPath
+from cambalache import _
+
+
+class CmbTreeExpander(Gtk.TreeExpander):
+    __gtype_name__ = "CmbTreeExpander"
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.__project = None
+        self.__drop_before = None
+
+        self.label = Gtk.Inscription(hexpand=True)
+        self.set_child(self.label)
+
+        self.__parent = None
+        self.__drag_source = None
+        self.__drop_target = None
+
+    def update_bind(self):
+        item = self.props.item
+
+        self.__parent = self.props.parent
+        # Drag source
+        self.__drag_source = Gtk.DragSource()
+        self.__drag_source.connect("prepare", self.__on_drag_prepare)
+        self.__drag_source.connect("drag-begin", self.__on_drag_begin)
+        self.__parent.add_controller(self.__drag_source)
+
+        # Drop target
+        self.__drop_target = Gtk.DropTarget.new(type=GObject.TYPE_NONE, actions=Gdk.DragAction.COPY)
+        self.__drop_target.set_gtypes([CmbObject, CmbUI])
+        self.__drop_target.connect("accept", self.__on_drop_accept)
+        self.__drop_target.connect("motion", self.__on_drop_motion)
+        self.__drop_target.connect("drop", self.__on_drop_drop)
+        self.__parent.add_controller(self.__drop_target)
+
+        # Handle label
+        self.__update_label(item)
+        item.connect("notify::display-name", self.__on_item_display_name_notify)
+
+        self.__project = item.project
+
+        if isinstance(item, CmbCSS):
+            self.props.hide_expander = True
+            return
+        elif isinstance(item, CmbPath):
+            self.props.hide_expander = False
+            self.add_css_class("cmb-path" if item.path else "cmb-unsaved-path")
+            return
+
+        self.props.hide_expander = item.props.n_items == 0
+        item.connect("notify::n-items", self.__on_item_n_items_notify)
+
+    def clear_bind(self):
+        item = self.props.item
+
+        if self.__parent:
+            self.__parent.remove_controller(self.__drag_source)
+            self.__parent.remove_controller(self.__drop_target)
+            self.__parent = None
+            self.__drag_source = None
+            self.__drop_target = None
+
+        self.remove_css_class("cmb-path")
+        self.remove_css_class("cmb-unsaved-path")
+
+        item.disconnect_by_func(self.__on_item_display_name_notify)
+
+        if isinstance(item, CmbCSS) or isinstance(item, CmbPath):
+            return
+
+        item.disconnect_by_func(self.__on_item_n_items_notify)
+
+    def __on_item_n_items_notify(self, item, pspec):
+        self.props.hide_expander = item.props.n_items == 0
+
+    def __on_item_display_name_notify(self, item, pspec):
+        self.__update_label(item)
+
+    def __update_label(self, item):
+        self.label.set_markup(item.props.display_name or "")
+
+    # Drop target callbacks
+    def __get_drop_before(self, widget, x, y):
+        h = widget.get_height()
+
+        if y < h/4:
+            return True
+
+        if y > h * 0.8:
+            return False
+
+        return None
+
+    def __on_object_drop_accept(self, drop, item):
+        origin_item = drop.get_drag()._item
+
+        if origin_item == item:
+            return None
+
+        if not isinstance(item, CmbObject):
+            return None
+
+        # Ignore if its the same parent
+        if origin_item.parent_id == item.object_id:
+            return None
+
+        return origin_item
+
+    def __on_drop_accept(self, target, drop):
+        item = self.props.item
+        origin_item = drop.get_drag()._item
+
+        if isinstance(item, CmbObject):
+            origin_item = self.__on_object_drop_accept(drop, item)
+
+            self.__drop_before = None
+
+            if origin_item is None or item.parent is None:
+                return False
+
+            return self.__project._check_can_add(origin_item.type_id, item.parent.type_id)
+        elif isinstance(item, CmbUI):
+            if origin_item == item:
+                return False
+
+            # Ignore if its the same UI and item is already a toplevel
+            if origin_item.ui_id == item.ui_id and origin_item.parent_id is None:
+                return False
+
+            return True
+
+    def __on_drop_motion(self, target, x, y):
+        item = self.props.item
+
+        if isinstance(item, CmbObject):
+            row_widget = target.get_widget()
+
+            drop_before = self.__get_drop_before(row_widget, x, y)
+
+            if self.__drop_before == drop_before:
+                return Gdk.DragAction.COPY
+
+            row_widget.remove_css_class("drop-before")
+            row_widget.remove_css_class("drop-after")
+
+            self.__drop_before = drop_before
+
+            if drop_before is not None:
+                row_widget.add_css_class("drop-before" if drop_before else "drop-after")
+
+        return Gdk.DragAction.COPY
+
+    def __on_drop_drop(self, target, origin_item, x, y):
+        row_widget = target.get_widget()
+        item = self.props.item
+
+        if isinstance(item, CmbObject):
+            drop_before = self.__get_drop_before(row_widget, x, y)
+
+            if drop_before is None:
+                # TODO: handle dragging from one UI to another
+                if origin_item.ui_id != item.ui_id:
+                    return
+
+                if origin_item.parent_id != item.object_id:
+                    self.__project.history_push(
+                        _("Move {name} to {target}").format(name=origin_item.display_name, target=item.display_name)
+                    )
+                    origin_item.parent_id = item.object_id
+                    self.__project.history_pop()
+
+                return
+
+            if origin_item.parent_id != item.parent_id:
+                if drop_before:
+                    msg = _("Move {name} before {target}").format(name=origin_item.display_name, target=item.display_name)
+                else:
+                    msg = _("Move {name} after {target}").format(name=origin_item.display_name, target=item.display_name)
+
+                self.__project.history_push(msg)
+
+                origin_item.parent_id = item.parent_id
+            else:
+                msg = None
+
+            parent = item.parent
+
+            origin_position = origin_item.position
+            target_position = item.position
+
+            if origin_position > target_position:
+                if drop_before:
+                    position = item.position
+                else:
+                    position = item.position + 1
+            else:
+                if drop_before:
+                    position = item.position - 1
+                else:
+                    position = item.position
+
+            parent.reorder_child(origin_item, position)
+
+            if msg:
+                self.__project.history_pop()
+
+            self.__project.set_selection([origin_item])
+        elif isinstance(item, CmbUI):
+            if origin_item.ui_id == item.ui_id:
+                self.__project.history_push(_("Move {name} as toplevel").format(name=origin_item.display_name))
+                origin_item.parent_id = 0
+                self.__project.history_pop()
+            else:
+                # TODO: Use copy/paste to move across UI files
+                pass
+
+    # Drag Source callbacks
+    def __on_drag_prepare(self, drag_source, x, y):
+        item = self.props.item
+
+        # Only CmbObject start a drag
+        if not isinstance(item, CmbObject):
+            return None
+
+        self.__drag_point = Graphene.Point()
+        self.__drag_point.x = x
+        self.__drag_point.y = y
+        return Gdk.ContentProvider.new_for_value(self.props.item)
+
+    def __on_drag_begin(self, drag_source, drag):
+        drag._item = self.props.item
+        valid, p = self.__parent.compute_point(self.label, self.__drag_point)
+        if valid:
+            drag_source.set_icon(Gtk.WidgetPaintable.new(self.label), p.x, p.y)

cambalache/cmb_tree_view.py

@@ -1,163 +0,0 @@
-#
-# CmbTreeView - Cambalache Tree View
-#
-# Copyright (C) 2021-2024  Juan Pablo Ugarte
-#
-# This library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Lesser General Public
-# License as published by the Free Software Foundation;
-# version 2.1 of the License.
-#
-# library is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-# Lesser General Public License for more details.
-#
-# You should have received a copy of the GNU Lesser General Public
-# License along with this library; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
-#
-# Authors:
-#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
-#
-
-from gi.repository import Gtk, Pango
-
-from .cmb_object import CmbObject
-from .cmb_context_menu import CmbContextMenu
-from cambalache import _
-
-
-class CmbTreeView(Gtk.TreeView):
-    __gtype_name__ = "CmbTreeView"
-
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
-        self.props.has_tooltip = True
-
-        self._project = None
-        self._selection = self.get_selection()
-        self.__in_selection_change = False
-        self._selection.connect("changed", self.__on_selection_changed)
-        self.set_headers_visible(False)
-
-        renderer = Gtk.CellRendererText()
-        column = Gtk.TreeViewColumn("Object(Type)", renderer)
-        column.set_cell_data_func(renderer, self.__name_cell_data_func, None)
-        self.append_column(column)
-
-        self.connect("notify::model", self.__on_model_notify)
-        self.connect("row-activated", self.__on_row_activated)
-
-        gesture = Gtk.GestureClick(button=3)
-        gesture.connect("pressed", self.__on_button_press)
-        self.add_controller(gesture)
-
-        self.set_reorderable(True)
-
-    def __on_button_press(self, widget, npress, x, y):
-        retval = self.get_path_at_pos(x, y)
-
-        if retval is None:
-            return False
-
-        path, col, xx, yy = retval
-        self.get_selection().select_path(path)
-
-        menu = CmbContextMenu()
-
-        if self._project is not None:
-            menu.target_tk = self._project.target_tk
-
-        # Use parent instead of self to avoid warning and focus not working properly
-        # (run-dev.py:188589): Gtk-CRITICAL **: 16:45:12.790: gtk_css_node_insert_after: assertion 'previous_sibling == NULL ||
-        # previous_sibling->parent == parent' failed
-        menu.set_parent(self.props.parent)
-        menu.popup_at(x, y)
-
-        return True
-
-    def __name_cell_data_func(self, column, cell, model, iter_, data):
-        obj = model.get_value(iter_, 0)
-        msg = None
-
-        if type(obj) is CmbObject:
-            inline_prop = obj.inline_property_id
-            inline_prop = f"<b>{inline_prop}</b> " if inline_prop else ""
-            name = f"{obj.name} " if obj.name else ""
-            extra = _("(template)") if not obj.parent_id and obj.ui.template_id == obj.object_id else obj.type_id
-            msg = obj.version_warning
-
-            text = f"{inline_prop}{name}<i>{extra}</i>"
-        else:
-            text = f"<b>{obj.get_display_name()}</b>"
-
-        cell.set_property("markup", text)
-        cell.set_property("underline", Pango.Underline.ERROR if msg else Pango.Underline.NONE)
-
-    def __on_project_ui_library_changed(self, project, ui, library_id):
-        self.queue_draw()
-
-    def __on_model_notify(self, treeview, pspec):
-        if self._project is not None:
-            self._project.disconnect_by_func(self.__on_project_selection_changed)
-            self._project.disconnect_by_func(self.__on_project_ui_library_changed)
-
-        self._project = self.props.model
-
-        if self._project:
-            self._project.connect("selection-changed", self.__on_project_selection_changed)
-            self._project.connect("ui-library-changed", self.__on_project_ui_library_changed)
-
-    def __on_row_activated(self, view, path, column):
-        if self.row_expanded(path):
-            self.collapse_row(path)
-        else:
-            self.expand_row(path, True)
-
-    def __on_project_selection_changed(self, p):
-        project, _iter = self._selection.get_selected()
-        current = [project.get_value(_iter, 0)] if _iter is not None else []
-        selection = project.get_selection()
-
-        if selection == current:
-            return
-
-        self.__in_selection_change = True
-
-        if len(selection) > 0:
-            obj = selection[0]
-            _iter = project.get_iter_from_object(obj)
-            path = project.get_path(_iter)
-            self.expand_to_path(path)
-            self._selection.select_iter(_iter)
-        else:
-            self._selection.unselect_all()
-
-        self.__in_selection_change = False
-
-    def __on_selection_changed(self, selection):
-        if self.__in_selection_change:
-            return
-
-        project, _iter = selection.get_selected()
-
-        if _iter is not None:
-            obj = project.get_value(_iter, 0)
-            project.set_selection([obj])
-
-    def do_query_tooltip(self, x, y, keyboard_mode, tooltip):
-        retval, model, path, iter_ = self.get_tooltip_context(x, y, keyboard_mode)
-
-        if not retval:
-            return False
-
-        obj = model.get_value(iter_, 0)
-
-        if type(obj) is CmbObject:
-            msg = obj.version_warning
-            if msg:
-                tooltip.set_text(msg)
-                return True
-
-        return False

cambalache/cmb_type_chooser.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 

cambalache/cmb_type_chooser.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_type_chooser.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <object class="CmbTypeChooserPopover" id="all">
     <property name="show-categories">True</property>

cambalache/cmb_type_chooser_popover.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 

cambalache/cmb_type_chooser_widget.py

@@ -20,8 +20,10 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
-from gi.repository import GObject, Gtk
+from gi.repository import GLib, GObject, Gio, Gtk
 
 from .cmb_project import CmbProject
 from .cmb_type_info import CmbTypeInfo
@@ -46,13 +48,12 @@ class CmbTypeChooserWidget(Gtk.Box):
     derived_type_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
 
     scrolledwindow = Gtk.Template.Child()
-    treeview = Gtk.Template.Child()
+    listview = Gtk.Template.Child()
 
     def __init__(self, **kwargs):
         self.__project = None
-        self.__model = None
         self._search_text = ""
-        self._filter = None
+        self.__model = None
 
         super().__init__(**kwargs)
 
@@ -92,10 +93,6 @@ class CmbTypeChooserWidget(Gtk.Box):
 
         return retval
 
-    def __store_append_info(self, store, info):
-        if store:
-            store.append([info.type_id, info.type_id.lower(), info, True])
-
     def __model_from_project(self, project):
         if project is None:
             return None
@@ -111,7 +108,12 @@ class CmbTypeChooserWidget(Gtk.Box):
         order = {"toplevel": 0, "layout": 1, "control": 2, "display": 3, "model": 4}
 
         # type_id, type_id.lower(), CmbTypeInfo, sensitive
-        store = Gtk.ListStore(str, str, CmbTypeInfo, bool)
+        store = Gio.ListStore()
+
+        custom_filter = Gtk.CustomFilter()
+        custom_filter.set_filter_func(self.__custom_filter_func, None)
+        filter_model = Gtk.FilterListModel(model=store, filter=custom_filter)
+
         infos = []
 
         for key in project.type_info:
@@ -133,15 +135,15 @@ class CmbTypeChooserWidget(Gtk.Box):
             if show_categories and last_category != i.category:
                 last_category = i.category
                 category = categories.get(i.category, _("Others"))
-                store.append([f"<i>▾ {category}</i>", "", None, False])
+                store.append(CmbTypeInfo(type_id=f"<i><b>▾ {category}</b></i>"))
 
-            self.__store_append_info(store, i)
+            store.append(i)
 
         # Special case External object type
         if show_categories or self.uncategorized_only:
-            self.__store_append_info(store, project.type_info[constants.EXTERNAL_TYPE])
+            store.append(project.type_info[constants.EXTERNAL_TYPE])
 
-        return store
+        return filter_model
 
     @GObject.Property(type=CmbProject)
     def project(self):
@@ -149,24 +151,18 @@ class CmbTypeChooserWidget(Gtk.Box):
 
     @project.setter
     def _set_project(self, project):
-        if self.__project is not None:
+        if self.__project:
             self.__project.disconnect_by_func(self.__on_type_info_added)
             self.__project.disconnect_by_func(self.__on_type_info_removed)
-            self.__project.disconnect_by_func(self.__on_type_info_changed)
 
         self.__project = project
 
         self.__model = self.__model_from_project(project)
-        self._filter = Gtk.TreeModelFilter(child_model=self.__model) if self.__model else None
+        self.listview.set_model(Gtk.NoSelection(model=self.__model))
-        if self._filter:
-            self._filter.set_visible_func(self.__visible_func)
 
-        self.treeview.props.model = self._filter
+        if project:
-
-        if project is not None:
             project.connect("type-info-added", self.__on_type_info_added)
             project.connect("type-info-removed", self.__on_type_info_removed)
-            project.connect("type-info-changed", self.__on_type_info_changed)
 
     @Gtk.Template.Callback("on_searchentry_activate")
     def __on_searchentry_activate(self, entry):
@@ -179,61 +175,34 @@ class CmbTypeChooserWidget(Gtk.Box):
     @Gtk.Template.Callback("on_searchentry_search_changed")
     def __on_searchentry_search_changed(self, entry):
         self._search_text = entry.props.text.lower()
-        self._filter.refilter()
+        self.__model.props.filter.changed(Gtk.FilterChange.DIFFERENT)
 
-    @Gtk.Template.Callback("on_treeview_row_activated")
+    @Gtk.Template.Callback("on_listview_activate")
-    def __on_treeview_row_activated(self, treeview, path, column):
+    def __on_listview_activate(self, listview, position):
-        model = treeview.props.model
+        info = self.__model.get_item(position)
-        info = model[model.get_iter(path)][2]
 
-        if info is not None:
+        if info is not None and info.project:
             self.emit("type-selected", info)
 
-    def __visible_func(self, model, iter, data):
+    def __custom_filter_func(self, info, data):
-        type_id, type_id_lower, info, sensitive = model[iter]
+        return info.type_id.lower().find(self._search_text) >= 0
-
-        # Always show categories if we are not searching
-        if self._search_text == "" and info is None:
-            return True
-
-        return type_id_lower.find(self._search_text) >= 0
 
     def __on_type_info_added(self, project, info):
         if self.__model is None:
             return
 
         # Append new type info
-        # TODO: insert in order
         if self.__type_info_should_append(info):
-            self.__store_append_info(self.__model, info)
+            self.__model.props.model.insert_sorted(info, lambda a, b, d: GLib.strcmp0(a.type_id, b.type_id), None)
 
     def __on_type_info_removed(self, project, info):
         if self.__model is None:
             return
 
         # Find info and remove it from model
-        for row in self.__model:
+        found, position = self.__model.props.model.find(info)
-            if info == row[2]:
+        if found:
-                self.__model.remove(row.iter)
+            self.__model.props.model.remove(position)
-
-    def __on_type_info_changed(self, project, info):
-        if self.__model is None:
-            return
-
-        info_row = None
-
-        # Find info and update it from model
-        for row in self.__model:
-            if info == row[2]:
-                info_row = row
-                break
-
-        if info_row is None:
-            return
-
-        # Update Type Name
-        info_row[0] = info.type_id
-        info_row[1] = info.type_id.lower()
 
 
 Gtk.WidgetClass.set_css_name(CmbTypeChooserWidget, "CmbTypeChooserWidget")

cambalache/cmb_type_chooser_widget.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_type_chooser_widget.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <template class="CmbTypeChooserWidget" parent="GtkBox">
     <property name="orientation">vertical</property>
@@ -14,34 +15,37 @@
     </child>
     <child>
       <object class="GtkScrolledWindow" id="scrolledwindow">
-        <property name="child">
+        <property name="hexpand">True</property>
-          <object class="GtkTreeView" id="treeview">
+        <property name="propagate-natural-height">True</property>
-            <property name="activate-on-single-click">1</property>
+        <property name="propagate-natural-width">True</property>
-            <property name="enable-search">0</property>
+        <property name="vexpand">True</property>
-            <property name="headers-visible">0</property>
+        <child>
-            <signal name="row-activated" handler="on_treeview_row_activated"/>
+          <object class="GtkListView" id="listview">
-            <child internal-child="selection">
+            <property name="factory">
-              <object class="GtkTreeSelection" id="treeview-selection"/>
+              <object class="GtkBuilderListItemFactory">
-            </child>
+                <property name="bytes"><![CDATA[<?xml version='1.0' encoding='UTF-8'?>
-            <child>
+<interface>
-              <object class="GtkTreeViewColumn" id="column_adaptor">
+  <template class="GtkListItem" parent="GObject">
-                <child>
+    <property name="child">
-                  <object class="GtkCellRendererText" id="adaptor_cell"/>
+      <object class="GtkInscription">
-                  <!-- Custom child fragments -->
+        <binding name="markup">
-                  <attributes>
+          <lookup name="type_id" type="CmbTypeInfo">
-                    <attribute name="markup">0</attribute>
+            <lookup name="item">GtkListItem</lookup>
-                    <attribute name="sensitive">3</attribute>
+          </lookup>
-                  </attributes>
+        </binding>
-                </child>
+      </object>
+    </property>
+  </template>
+</interface>]]></property>
               </object>
-            </child>
+            </property>
+            <property name="hexpand">True</property>
+            <property name="orientation">vertical</property>
+            <property name="single-click-activate">True</property>
+            <property name="vexpand">True</property>
+            <signal name="activate" handler="on_listview_activate"/>
           </object>
-        </property>
+        </child>
-        <property name="hscrollbar-policy">never</property>
-        <property name="min-content-height">256</property>
-        <property name="propagate-natural-height">1</property>
-        <property name="propagate-natural-width">1</property>
-        <property name="window-placement">bottom-left</property>
       </object>
     </child>
   </template>

cambalache/cmb_type_info.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 
@@ -27,13 +29,18 @@ from .cmb_objects_base import (
     CmbBaseTypeInfo,
     CmbBaseTypeDataInfo,
     CmbBaseTypeDataArgInfo,
+    CmbBaseTypeInternalChildInfo,
     CmbTypeChildInfo,
-    CmbPropertyInfo,
     CmbSignalInfo,
 )
+from .cmb_property_info import CmbPropertyInfo
 
 from .constants import EXTERNAL_TYPE, GMENU_TYPE, GMENU_SECTION_TYPE, GMENU_SUBMENU_TYPE, GMENU_ITEM_TYPE
 
+from cambalache import getLogger
+
+logger = getLogger(__name__)
+
 
 class CmbTypeDataArgInfo(CmbBaseTypeDataArgInfo):
     def __init__(self, **kwargs):
@@ -53,19 +60,33 @@ class CmbTypeDataInfo(CmbBaseTypeDataInfo):
         return f"CmbTypeDataArgInfo<{self.owner_id}>::{self.key}"
 
 
+class CmbTypeInternalChildInfo(CmbBaseTypeInternalChildInfo):
+    def __init__(self, **kwargs):
+        self.children = {}
+        super().__init__(**kwargs)
+
+    def __str__(self):
+        return f"CmbTypeInternalChildInfo<{self.type_id}>::{self.internal_child_id}"
+
+
 class CmbTypeInfo(CmbBaseTypeInfo):
+    __gtype_name__ = "CmbTypeInfo"
+
     type_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT)
     parent_id = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT)
     parent = GObject.Property(type=GObject.Object, flags=GObject.ParamFlags.READWRITE)
 
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
+        if self.project is None:
+            return
 
         self.hierarchy = self.__init_hierarchy()
         self.interfaces = self.__init_interfaces()
         self.properties = self.__init_properties_signals(CmbPropertyInfo, "property")
         self.signals = self.__init_properties_signals(CmbSignalInfo, "signal")
         self.data = self.__init_data()
+        self.internal_children = self.__init_internal_children()
         self.child_constraint, self.child_type_shortcuts = self.__init_child_constraint()
 
         if self.parent_id == "enum":
@@ -134,7 +155,7 @@ class CmbTypeInfo(CmbBaseTypeInfo):
 
         c = self.project.db.cursor()
         for row in c.execute(f"SELECT * FROM {table} WHERE owner_id=? ORDER BY {table}_id;", (self.type_id,)):
-            retval[row[1]] = Klass.from_row(self, *row)
+            retval[row[1]] = Klass.from_row(self.project, *row)
 
         c.close()
         return retval
@@ -143,14 +164,14 @@ class CmbTypeInfo(CmbBaseTypeInfo):
         args = {}
         children = {}
         parent_id = parent_id if parent_id is not None else 0
-        retval = CmbTypeDataInfo.from_row(self, owner_id, data_id, parent_id, key, type_id, translatable)
+        retval = CmbTypeDataInfo.from_row(self.project, owner_id, data_id, parent_id, key, type_id, translatable)
 
         c = self.project.db.cursor()
 
         # Collect Arguments
         for row in c.execute("SELECT * FROM type_data_arg WHERE owner_id=? AND data_id=?;", (owner_id, data_id)):
             _key = row[2]
-            args[_key] = CmbTypeDataArgInfo.from_row(self, *row)
+            args[_key] = CmbTypeDataArgInfo.from_row(self.project, *row)
 
         # Recurse children
         for row in c.execute("SELECT * FROM type_data WHERE owner_id=? AND parent_id=?;", (owner_id, data_id)):
@@ -177,6 +198,52 @@ class CmbTypeInfo(CmbBaseTypeInfo):
         c.close()
         return retval
 
+    def __type_get_internal_child(self, type_id, internal_child_id, internal_parent_id, internal_type, creation_property_id):
+        retval = CmbTypeInternalChildInfo.from_row(
+            self.project,
+            type_id,
+            internal_child_id,
+            internal_parent_id,
+            internal_type,
+            creation_property_id
+        )
+        children = {}
+
+        c = self.project.db.cursor()
+
+        # Recurse children
+        for row in c.execute(
+            "SELECT * FROM type_internal_child WHERE type_id=? AND internal_parent_id=?;",
+            (type_id, internal_child_id)
+        ):
+            key = row[1]
+            children[key] = self.__type_get_internal_child(*row)
+
+        c.close()
+
+        retval.children = children
+
+        # Internal child back reference in property
+        if creation_property_id:
+            if creation_property_id in self.properties:
+                self.properties[creation_property_id].internal_child = retval
+
+        return retval
+
+    def __init_internal_children(self):
+        retval = {}
+
+        c = self.project.db.cursor()
+        for row in c.execute(
+            "SELECT * FROM type_internal_child WHERE type_id=? AND internal_parent_id IS NULL ORDER BY internal_child_id;",
+            (self.type_id,)
+        ):
+            key = row[1]
+            retval[key] = self.__type_get_internal_child(*row)
+
+        c.close()
+        return retval
+
     def __init_child_constraint(self):
         retval = {}
         shortcuts = []
@@ -214,7 +281,7 @@ class CmbTypeInfo(CmbBaseTypeInfo):
         retval = Gtk.ListStore(GObject.TYPE_STRING, GObject.TYPE_STRING, GObject.TYPE_INT)
 
         c = self.project.db.cursor()
-        for row in c.execute(f"SELECT name, nick, value FROM type_{name} WHERE type_id=?", (self.type_id,)):
+        for row in c.execute(f"SELECT name, nick, value FROM type_{name} WHERE type_id=? ORDER BY nick;", (self.type_id,)):
             retval.append(row)
 
         c.close()
@@ -263,3 +330,48 @@ class CmbTypeInfo(CmbBaseTypeInfo):
             parent = parent.parent
 
         return False
+
+    def enum_get_value_as_string(self, value, use_nick=True):
+        if self.parent_id != "enum":
+            return None
+
+        for row in self.enum:
+            enum_name, enum_nick, enum_value = row
+
+            # Always use nick as value
+            if value == enum_name or value == enum_nick or value == str(enum_value):
+                return enum_nick if use_nick else enum_value
+
+        return None
+
+    def flags_get_value_as_string(self, value):
+        if self.parent_id != "flags":
+            return None
+
+        value_type = type(value)
+        tokens = None
+
+        if value_type == str:
+            if value.isnumeric():
+                value = int(value)
+                value_type = int
+            else:
+                tokens = [t.strip() for t in value.split("|")]
+        elif value_type != int:
+            logger.warning(f"Unhandled value type {value_type} {value}")
+            return None
+
+        flags = []
+
+        for row in self.flags:
+            flag_name, flag_nick, flag_value = row
+
+            if value_type == str:
+                # Always use nick as value
+                if flag_name in tokens or flag_nick in tokens:
+                    flags.append(flag_nick)
+            else:
+                if flag_value & value:
+                    flags.append(flag_nick)
+
+        return "|".join(flags)

cambalache/cmb_ui.py

@@ -20,25 +20,39 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
-from gi.repository import GObject
+import os
+from gi.repository import GObject, Gio
 
-from .cmb_objects_base import CmbBaseUI
+from .cmb_path import CmbPath
+from .cmb_list_error import CmbListError
+from .cmb_objects_base import CmbBaseUI, CmbBaseObject
 from cambalache import getLogger, _
 
 logger = getLogger(__name__)
 
 
-class CmbUI(CmbBaseUI):
+class CmbUI(CmbBaseUI, Gio.ListModel):
     __gsignals__ = {
         "library-changed": (GObject.SignalFlags.RUN_FIRST, None, (str,)),
     }
 
+    path_parent = GObject.Property(type=CmbPath, flags=GObject.ParamFlags.READWRITE)
+
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
 
         self.connect("notify", self.__on_notify)
 
+    def __bool__(self):
+        # Override Truth Value Testing to ensure that CmbUI objects evaluates to True even if it does not have children objects
+        return True
+
+    def __str__(self):
+        return f"CmbUI<{self.display_name}>"
+
     @GObject.Property(type=int)
     def template_id(self):
         retval = self.db_get("SELECT template_id FROM ui WHERE (ui_id) IS (?);", (self.ui_id,))
@@ -51,6 +65,10 @@ class CmbUI(CmbBaseUI):
     def __on_notify(self, obj, pspec):
         self.project._ui_changed(self, pspec.name)
 
+        # Update display name if one of the following properties changed
+        if pspec.name in ["filename", "template-id"]:
+            self.notify("display-name")
+
     def list_libraries(self):
         retval = {}
 
@@ -114,18 +132,21 @@ class CmbUI(CmbBaseUI):
 
         c.close()
 
-    def get_display_name(self):
+    @classmethod
-        if self.filename:
+    def get_display_name(cls, ui_id, filename):
-            return self.filename
+        return os.path.basename(filename) if filename else _("Unnamed {ui_id}").format(ui_id=ui_id)
 
+    @GObject.Property(type=str)
+    def display_name(self):
+        filename = self.filename
         template_id = self.template_id
 
-        if template_id:
+        if filename is None and template_id:
             template = self.project.get_object_by_id(self.ui_id, template_id)
-            if template is not None:
+            if template:
                 return template.name
 
-        return _("Unnamed {ui_id}").format(ui_id=self.ui_id)
+        return CmbUI.get_display_name(self.ui_id, filename)
 
     def __get_infered_target(self, library_id):
         ui_id = self.ui_id
@@ -165,3 +186,37 @@ class CmbUI(CmbBaseUI):
                 return info.min_version
 
         return target
+
+    # GListModel iface
+    def do_get_item(self, position):
+        ui_id = self.ui_id
+
+        # This query should use auto index from UNIQUE constraint
+        retval = self.db_get(
+            """
+            SELECT object_id
+            FROM (
+                SELECT ROW_NUMBER() OVER (ORDER BY position ASC) rownum, object_id
+                FROM object
+                WHERE ui_id=? AND parent_id IS NULL
+            )
+            WHERE rownum=?;
+            """,
+            (ui_id, position+1)
+        )
+        if retval is not None:
+            return self.project.get_object_by_id(ui_id, retval)
+
+        # This should not happen
+        return CmbListError()
+
+    def do_get_item_type(self):
+        return CmbBaseObject
+
+    @GObject.Property(type=int)
+    def n_items(self):
+        retval = self.db_get("SELECT COUNT(object_id) FROM object WHERE ui_id=? AND parent_id IS NULL;", (self.ui_id,))
+        return retval if retval is not None else 0
+
+    def do_get_n_items(self):
+        return self.n_items

cambalache/cmb_ui_editor.py

@@ -20,9 +20,14 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import os
 
 from gi.repository import GObject, Gtk
 
+from cambalache import _
 from .cmb_ui import CmbUI
 
 
@@ -31,6 +36,7 @@ class CmbUIEditor(Gtk.Grid):
     __gtype_name__ = "CmbUIEditor"
 
     filename = Gtk.Template.Child()
+    format = Gtk.Template.Child()
     template_id = Gtk.Template.Child()
     description = Gtk.Template.Child()
     copyright = Gtk.Template.Child()
@@ -52,9 +58,6 @@ class CmbUIEditor(Gtk.Grid):
 
     @object.setter
     def _set_object(self, obj):
-        if obj == self._object:
-            return
-
         for binding in self._bindings:
             binding.unbind()
 
@@ -75,10 +78,17 @@ class CmbUIEditor(Gtk.Grid):
 
         self.set_sensitive(True)
         self.template_id.object = obj
+        self.filename.dirname = obj.project.dirname
+
+        # Set some default name
+        self.filename.unnamed_filename = _("unnamed.ui")
+        if not obj.filename and obj.template_id:
+            template = obj.project.get_object_by_id(obj.ui_id, obj.template_id)
+            if template:
+                self.filename.unnamed_filename = f"{template.name}.ui".lower()
 
         for field in self.fields:
-            binding = GObject.Object.bind_property(
+            binding = obj.bind_property(
-                obj,
                 field,
                 getattr(self, field),
                 "cmb-value",
@@ -86,37 +96,42 @@ class CmbUIEditor(Gtk.Grid):
             )
             self._bindings.append(binding)
 
-    @Gtk.Template.Callback("on_remove_button_clicked")
+        if obj.project.target_tk == "gtk-4.0":
-    def __on_remove_button_clicked(self, button):
+            self.filename.mime_types = "application/x-gtk-builder;text/x-blueprint"
-        self.emit("remove-ui")
 
-    @Gtk.Template.Callback("on_export_button_clicked")
+            # filename -> format
-    def __on_export_button_clicked(self, button):
+            binding = obj.bind_property(
-        self.emit("export-ui")
+                "filename",
+                self.format,
+                "selected",
+                GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
+                transform_to=self.__filename_to_format,
+                transform_from=self.__format_to_filename,
+                user_data=obj
+            )
+            self._bindings.append(binding)
 
-    @GObject.Signal(
+            self.format.show()
-        flags=GObject.SignalFlags.RUN_LAST,
+            self.format.set_sensitive(bool(obj.filename))
-        return_type=bool,
+        else:
-        arg_types=(),
+            self.filename.mime_types = "application/x-gtk-builder;application/x-glade"
-        accumulator=GObject.signal_accumulator_true_handled,
+            self.format.hide()
-    )
-    def export_ui(self):
-        if self.object:
-            self.object.project.export_ui(self.object)
 
-        return True
+    def __filename_to_format(self, binding, source_value, ui):
+        if not source_value:
+            self.format.props.sensitive = False
+            return 0
+        self.format.props.sensitive = True
 
-    @GObject.Signal(
+        return 1 if source_value.endswith(".blp") else 0
-        flags=GObject.SignalFlags.RUN_LAST,
-        return_type=bool,
-        arg_types=(),
-        accumulator=GObject.signal_accumulator_true_handled,
-    )
-    def remove_ui(self):
-        if self.object:
-            self.object.project.remove_ui(self.object)
 
-        return True
+    def __format_to_filename(self, binding, target_value, ui):
+        if not ui.filename:
+            self.format.props.sensitive = False
+            return None
+        self.format.props.sensitive = True
+
+        return os.path.splitext(ui.filename)[0] + (".blp" if target_value == 1 else ".ui")
 
 
 Gtk.WidgetClass.set_css_name(CmbUIEditor, "CmbUIEditor")

cambalache/cmb_ui_editor.ui

@@ -1,7 +1,8 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.97.1 -->
 <interface>
   <!-- interface-name cmb_ui_editor.ui -->
+  <!-- interface-copyright Juan Pablo Ugarte -->
   <requires lib="gtk" version="4.0"/>
   <object class="CmbTextBuffer" id="authors"/>
   <object class="CmbTextBuffer" id="comment"/>
@@ -26,7 +27,7 @@
         <property name="label" translatable="yes">Description:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">2</property>
+          <property name="row">3</property>
         </layout>
       </object>
     </child>
@@ -36,7 +37,7 @@
         <property name="label" translatable="yes">Copyright:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">3</property>
+          <property name="row">4</property>
         </layout>
       </object>
     </child>
@@ -46,7 +47,7 @@
         <property name="label" translatable="yes">Authors:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">4</property>
+          <property name="row">5</property>
         </layout>
       </object>
     </child>
@@ -56,16 +57,13 @@
         <property name="label" translatable="yes">Domain:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">5</property>
+          <property name="row">6</property>
         </layout>
       </object>
     </child>
     <child>
-      <object class="CmbEntry" id="filename">
+      <object class="CmbFileButton" id="filename">
-        <property name="can-focus">True</property>
         <property name="hexpand">True</property>
-        <property name="placeholder-text" translatable="yes">&lt;file name relative to project&gt;</property>
-        <property name="visible">True</property>
         <layout>
           <property name="column">1</property>
           <property name="row">0</property>
@@ -80,7 +78,7 @@
         <property name="visible">True</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">5</property>
+          <property name="row">6</property>
         </layout>
       </object>
     </child>
@@ -97,7 +95,7 @@
         <property name="min-content-height">96</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">2</property>
+          <property name="row">3</property>
         </layout>
       </object>
     </child>
@@ -114,7 +112,7 @@
         <property name="min-content-height">96</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">4</property>
+          <property name="row">5</property>
         </layout>
       </object>
     </child>
@@ -126,7 +124,7 @@
         <property name="visible">True</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">1</property>
+          <property name="row">2</property>
         </layout>
       </object>
     </child>
@@ -136,45 +134,7 @@
         <property name="label" translatable="yes">Template:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">1</property>
+          <property name="row">2</property>
-        </layout>
-      </object>
-    </child>
-    <child>
-      <object class="GtkBox">
-        <property name="spacing">4</property>
-        <property name="valign">end</property>
-        <property name="vexpand">1</property>
-        <child>
-          <object class="GtkButton" id="remove_button">
-            <property name="focusable">1</property>
-            <property name="receives-default">1</property>
-            <signal name="clicked" handler="on_remove_button_clicked"/>
-            <child>
-              <object class="GtkImage">
-                <property name="icon-name">app-remove-symbolic</property>
-              </object>
-            </child>
-          </object>
-        </child>
-        <child>
-          <object class="GtkButton" id="export_button">
-            <property name="focusable">1</property>
-            <property name="halign">end</property>
-            <property name="hexpand">True</property>
-            <property name="label" translatable="yes">Export</property>
-            <property name="receives-default">1</property>
-            <property name="tooltip-text" translatable="yes">Export</property>
-            <signal name="clicked" handler="on_export_button_clicked"/>
-            <style>
-              <class name="suggested-action"/>
-            </style>
-          </object>
-        </child>
-        <layout>
-          <property name="column">0</property>
-          <property name="column-span">2</property>
-          <property name="row">7</property>
         </layout>
       </object>
     </child>
@@ -191,7 +151,7 @@
         <property name="min-content-height">96</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">3</property>
+          <property name="row">4</property>
         </layout>
       </object>
     </child>
@@ -201,7 +161,7 @@
         <property name="label" translatable="yes">Comment:</property>
         <layout>
           <property name="column">0</property>
-          <property name="row">6</property>
+          <property name="row">7</property>
         </layout>
       </object>
     </child>
@@ -218,7 +178,34 @@
         <property name="min-content-height">96</property>
         <layout>
           <property name="column">1</property>
-          <property name="row">6</property>
+          <property name="row">7</property>
+        </layout>
+      </object>
+    </child>
+    <child>
+      <object class="GtkLabel">
+        <property name="halign">start</property>
+        <property name="label" translatable="yes">Format:</property>
+        <layout>
+          <property name="column">0</property>
+          <property name="row">1</property>
+        </layout>
+      </object>
+    </child>
+    <child>
+      <object class="GtkDropDown" id="format">
+        <property name="halign">start</property>
+        <property name="model">
+          <object class="GtkStringList">
+            <property name="strings">Gtk Builder
+Blueprint</property>
+          </object>
+        </property>
+        <layout>
+          <property name="column">1</property>
+          <property name="column-span">1</property>
+          <property name="row">1</property>
+          <property name="row-span">1</property>
         </layout>
       </object>
     </child>

cambalache/cmb_ui_requires_editor.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 

cambalache/cmb_version_notification_view.py

@@ -0,0 +1,57 @@
+#
+# CmbVersionNotificationView
+#
+# Copyright (C) 2025  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from cambalache import _, getLogger
+from gi.repository import GObject, Gtk
+from .cmb_notification import CmbVersionNotification
+
+logger = getLogger(__name__)
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_version_notification_view.ui")
+class CmbVersionNotificationView(Gtk.Box):
+    __gtype_name__ = "CmbVersionNotificationView"
+
+    notification = GObject.Property(
+        type=CmbVersionNotification, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY
+    )
+
+    # Version
+    version_label = Gtk.Template.Child()
+    release_notes_label = Gtk.Template.Child()
+    read_more_button = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        notification = self.notification
+        self.version_label.props.label = _("<b>Version {version} is available</b>").format(version=notification.version)
+        self.release_notes_label.props.label = notification.release_notes
+
+        if notification.read_more_url:
+            self.read_more_button.props.uri = notification.read_more_url
+            self.read_more_button.show()
+        else:
+            self.read_more_button.hide()

cambalache/cmb_version_notification_view.ui

@@ -0,0 +1,50 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_version_notification_view.ui -->
+  <requires lib="gtk" version="4.12"/>
+  <template class="CmbVersionNotificationView" parent="GtkBox">
+    <property name="orientation">vertical</property>
+    <property name="spacing">6</property>
+    <child>
+      <object class="GtkLabel" id="version_label">
+        <property name="halign">start</property>
+        <property name="use-markup">True</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkLabel" id="release_notes_label">
+        <property name="halign">start</property>
+        <property name="lines">16</property>
+        <property name="max-width-chars">32</property>
+        <property name="use-markup">True</property>
+        <property name="valign">start</property>
+        <property name="vexpand">True</property>
+      </object>
+    </child>
+    <child>
+      <object class="GtkBox">
+        <property name="spacing">4</property>
+        <property name="valign">end</property>
+        <child>
+          <object class="GtkLinkButton" id="read_more_button">
+            <property name="label" translatable="yes">Read more...</property>
+            <property name="uri">https://blogs.gnome.org/xjuan/</property>
+            <style>
+              <class name="compact"/>
+            </style>
+          </object>
+        </child>
+        <child>
+          <object class="GtkLinkButton" id="download_button">
+            <property name="label" translatable="yes">Get it on Flathub</property>
+            <property name="uri">https://flathub.org/apps/ar.xjuan.Cambalache</property>
+            <style>
+              <class name="compact"/>
+            </style>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/cmb_view.py

@@ -20,66 +20,157 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
+import gi
 import os
 import json
-import socket
 import time
+import fcntl
+import stat
+import atexit
+import shutil
 
-from gi.repository import GObject, GLib, Gtk, WebKit
+gi.require_version('Casilda', '0.1')
+from gi.repository import GObject, GLib, Gio, Gdk, Gtk, Casilda
 
 from . import config
 from .cmb_ui import CmbUI
 from .cmb_object import CmbObject
 from .cmb_context_menu import CmbContextMenu
+from cambalache.cmb_blueprint import cmb_blueprint_decompile
 from . import utils
-from cambalache import getLogger, _
+from cambalache import getLogger, _, N_
 
 logger = getLogger(__name__)
 
 basedir = os.path.dirname(__file__) or "."
 
-GObject.type_ensure(WebKit.Settings.__gtype__)
+GObject.type_ensure(Casilda.Compositor.__gtype__)
-GObject.type_ensure(WebKit.WebView.__gtype__)
 
 
-class CmbProcess(GObject.Object):
+class CmbMerengueProcess(GObject.Object):
     __gsignals__ = {
-        "stdout": (GObject.SignalFlags.RUN_LAST, bool, (GLib.IOCondition,)),
+        "handle-command": (GObject.SignalFlags.RUN_LAST, None, (str,)),
         "exit": (GObject.SignalFlags.RUN_LAST, None, ()),
     }
 
-    file = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    gtk_version = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    merengue_started = GObject.Property(type=bool, default=False, flags=GObject.ParamFlags.READWRITE)
 
     def __init__(self, **kwargs):
+        self.__command_queue = []
+        self.__file = os.path.join(config.merenguedir, "merengue", "merengue")
+        self.__command_in = None
+        self.__on_command_in_source = None
+        self.__connection = None
+        self.__pid = 0
+        self.__wayland_display = None
+        self.__command_socket = None
+        self.__service = None
+
         super().__init__(**kwargs)
 
-        self.pid = 0
+    @GObject.Property(type=str)
-        self.stdin = None
+    def wayland_display(self):
-        self.stdout = None
+        return self.__wayland_display
 
-    def stop(self):
+    @wayland_display.setter
-        if self.stdin:
+    def _set_wayland_display(self, wayland_display):
-            self.stdin.shutdown(False)
+        self.cleanup()
-            self.stdin = None
 
-        if self.stdout:
+        self.__wayland_display = wayland_display
-            self.stdout.shutdown(False)
-            self.stdout = None
 
-        if self.pid:
+        if wayland_display is None:
-            try:
-                GLib.spawn_close_pid(self.pid)
-                os.kill(self.pid, 9)
-            except Exception as e:
-                logger.warning(f"Error stopping {self.file} {e}")
-
-            self.pid = 0
-
-    def run(self, args, env={}):
-        if self.file is None or self.pid > 0:
             return
 
+        # Create socket address object
+        dirname = os.path.dirname(wayland_display)
+        self.__command_socket = os.path.join(dirname, "merengue.sock")
+        socket_addr = Gio.UnixSocketAddress.new(self.__command_socket)
+
+        # Lock Socket
+        GLib.mkdir_with_parents(dirname, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
+        lockfd = os.open(f"{self.__command_socket}.lock",
+                         os.O_CREAT | os.O_CLOEXEC | os.O_RDWR,
+                         stat.S_IRUSR | stat.S_IWUSR)
+        if lockfd < 0:
+            logger.warning(f"Can not open lockfile for {self.__command_socket}, check permissions")
+            return
+
+        try:
+            fcntl.flock(lockfd, fcntl.LOCK_EX | fcntl.LOCK_NB)
+        except Exception as e:
+            logger.warning(f"Can not lock lockfile for {self.__command_socket}, is it used by another compositor? {e}")
+            return
+
+        # Create socket listener and add address
+        self.__service = Gio.SocketService()
+        self.__service.add_address(socket_addr,
+                                   Gio.SocketType.STREAM,
+                                   Gio.SocketProtocol.DEFAULT,
+                                   None)
+        self.__service.connect("incoming", self.__on_service_incoming)
+        self.__service.start()
+
+        try:
+            os.lstat(self.__command_socket)
+        except Exception as e:
+            logger.warning(f"Can not stat file {self.__command_socket} {e}")
+
+        socket_addr = None
+
+    @GObject.Property(type=int)
+    def pid(self):
+        return self.__pid
+
+    def cleanup(self):
+        self.stop()
+        if self.__command_socket:
+            os.unlink(self.__command_socket)
+            os.unlink(f"{self.__command_socket}.lock")
+        if self.__service:
+            self.__service.start()
+            self.__service = None
+
+    def __on_command_in(self, channel, condition):
+        if condition == GLib.IOCondition.HUP or self.__command_in is None:
+            self.stop()
+            return GLib.SOURCE_REMOVE
+
+        payload = self.__command_in.readline()
+        if payload is not None and payload != "":
+            self.emit("handle-command", payload)
+
+        return GLib.SOURCE_CONTINUE
+
+    def __on_service_incoming(self, service, connection, source_object):
+        self.__connection = connection
+
+        self.__command_in = GLib.IOChannel.unix_new(self.__connection.props.input_stream.get_fd())
+        id = GLib.io_add_watch(self.__command_in,
+                               GLib.PRIORITY_DEFAULT_IDLE,
+                               GLib.IOCondition.IN | GLib.IOCondition.HUP,
+                               self.__on_command_in)
+        self.__on_command_in_source = id
+
+        # Consume pending command queue
+        for cmd, payload in self.__command_queue:
+            self.__socket_write_command(cmd, payload)
+
+        self.__command_queue = []
+
+    def start(self):
+        if self.__file is None or self.__pid > 0:
+            return
+
+        env = json.loads(os.environ.get("MERENGUE_DEV_ENV", "{}"))
+        env = env | {
+            "GDK_BACKEND": "wayland",
+            "WAYLAND_DISPLAY": self.wayland_display,
+        }
+
         envp = [f"{var}={val}" for var, val in os.environ.items() if var not in env]
 
         # Append extra vars
@@ -87,27 +178,82 @@ class CmbProcess(GObject.Object):
             envp.append(f"{var}={env[var]}")
 
         pid, stdin, stdout, stderr = GLib.spawn_async(
-            [self.file] + args,
+            [self.__file, self.gtk_version, self.__command_socket],
             envp=envp,
             flags=GLib.SpawnFlags.DO_NOT_REAP_CHILD,
-            standard_input=True,
-            standard_output=True,
         )
-        self.pid = pid
-
-        self.stdin = GLib.IOChannel.unix_new(stdin)
-        self.stdout = GLib.IOChannel.unix_new(stdout)
-
-        GLib.io_add_watch(self.stdout, GLib.PRIORITY_DEFAULT_IDLE, GLib.IOCondition.IN | GLib.IOCondition.HUP, self.__on_stdout)
 
+        self.__pid = pid
         GLib.child_watch_add(GLib.PRIORITY_DEFAULT_IDLE, pid, self.__on_exit, None)
 
-    def __on_exit(self, pid, status, data):
+    def __cleanup(self):
-        self.stop()
+        self.merengue_started = False
-        self.emit("exit")
 
-    def __on_stdout(self, channel, condition):
+        if self.__on_command_in_source:
-        return self.emit("stdout", condition)
+            GLib.source_remove(self.__on_command_in_source)
+            self.__on_command_in_source = None
+
+        if self.__command_in:
+            self.__command_in = None
+
+        if self.__connection:
+            self.__connection.close()
+            self.__connection = None
+
+    def stop(self):
+        self.__cleanup()
+
+        if self.__pid:
+            try:
+                GLib.spawn_close_pid(self.__pid)
+                os.kill(self.__pid, 9)
+            except Exception as e:
+                logger.warning(f"Error stopping {self.__file} {e}")
+            finally:
+                self.__pid = 0
+
+    def write_command(self, command, payload=None, args=None):
+        cmd = {"command": command}
+
+        if payload is not None:
+            # Encode to binary first, before calculating lenght
+            payload = payload.encode()
+            cmd["payload_length"] = len(payload)
+            logger.debug(f"write_command {command} {len(payload)}")
+
+        if args is not None:
+            cmd["args"] = args
+
+        # Queue command while we are not connected
+        if self.__connection is None:
+            self.__command_queue.append((cmd, payload))
+            return
+
+        self.__socket_write_command(cmd, payload)
+
+    def __socket_write_command(self, cmd, payload=None):
+        # Send command in one line as json
+        output_stream = self.__connection.props.output_stream
+
+        def write_data(data):
+            total_bytes = len(data)
+            total_sent = 0
+            while total_sent < total_bytes:
+                total_sent += output_stream.write(data[total_sent:])
+
+        write_data(json.dumps(cmd).encode())
+        write_data(b"\n")
+
+        if payload is not None:
+            write_data(payload)
+
+        # Flush
+        output_stream.flush()
+
+    def __on_exit(self, pid, status, data):
+        self.__cleanup()
+        self.__pid = 0
+        self.emit("exit")
 
 
 @Gtk.Template(resource_path="/ar/xjuan/Cambalache/cmb_view.ui")
@@ -119,112 +265,106 @@ class CmbView(Gtk.Box):
         "placeholder-activated": (GObject.SignalFlags.RUN_LAST, None, (int, int, object, int, str)),
     }
 
+    show_merengue = GObject.Property(type=bool, default=False, flags=GObject.ParamFlags.READWRITE)
     preview = GObject.Property(type=bool, default=False, flags=GObject.ParamFlags.READWRITE)
 
     stack = Gtk.Template.Child()
-    webview = Gtk.Template.Child()
+    compositor = Gtk.Template.Child()
+    compositor_offload = Gtk.Template.Child()
+    compositor_box = Gtk.Template.Child()
+    error_box = Gtk.Template.Child()
+    error_message = Gtk.Template.Child()
     text_view = Gtk.Template.Child()
+    db_inspector = Gtk.Template.Child()
 
     def __init__(self, **kwargs):
         self.__project = None
-        self.__restart_project = None
+        self.__ui = None
-        self.__ui_id = 0
         self.__theme = None
-        self.__dark = False
 
         self.menu = self.__create_context_menu()
 
         super().__init__(**kwargs)
 
-        self.__merengue_bin = os.path.join(config.merenguedir, "merengue", "merengue")
+        self.__click_gesture = Gtk.GestureClick(
-        self.__broadwayd_bin = GLib.find_program_in_path("broadwayd")
+            propagation_phase=Gtk.PropagationPhase.CAPTURE,
-        self.__gtk4_broadwayd_bin = GLib.find_program_in_path("gtk4-broadwayd")
+            button=3
+        )
+        self.__click_gesture.connect("pressed", self.__on_click_gesture_pressed)
+        self.compositor_box.add_controller(self.__click_gesture)
 
-        self.webview.connect("load-changed", self.__on_load_changed)
+        self.__merengue = CmbMerengueProcess(wayland_display=self.compositor.props.socket)
-
+        self.__merengue.connect("exit", self.__on_process_exit)
-        self.__merengue = None
-        self.__broadwayd = None
-        self.__port = None
         self.__merengue_last_exit = None
 
-        if self.__broadwayd_bin is None:
-            logger.warning("broadwayd not found, Gtk 3 workspace wont work.")
-
-        if self.__gtk4_broadwayd_bin is None:
-            logger.warning("gtk4-broadwayd not found, Gtk 4 workspace wont work.")
-
         self.connect("notify::preview", self.__on_preview_notify)
 
-    def do_destroy(self):
+        # Ensure we delete all socket files when exiting
-        if self.__merengue:
+        atexit.register(self.__atexit)
-            self.__merengue_command("quit")
 
-        if self.__broadwayd:
+    @Gtk.Template.Callback("on_restart_button_clicked")
-            self.__broadwayd.stop()
+    def __on_restart_button_clicked(self, button):
+        self.restart_workspace()
 
-    def __evaluate_js(self, script):
+    def __atexit(self):
-        self.webview.evaluate_javascript(script, -1, None, None, None, None, None, None)
+        dirname = os.path.dirname(self.compositor.props.socket)
+
+        self.__merengue_command("quit")
+        self.__merengue.cleanup()
+
+        if os.path.exists(dirname):
+            shutil.rmtree(dirname)
+
+    def __set_dark_mode(self, dark):
+        valid, bg_color = self.get_style_context().lookup_color('theme_bg_color')
+        if valid:
+            self.compositor.props.bg_color = bg_color
+
+        return GLib.SOURCE_REMOVE
 
     def _set_dark_mode(self, dark):
-        self.__dark = dark
+        # This needs to be called in an idle because theme_bg_color has not changed at this point
-        self.__evaluate_js(f"document.body.style.background = '{'#222' if dark else 'inherit'}';")
+        GLib.idle_add(self.__set_dark_mode, dark)
-
-    def __on_load_changed(self, webview, event):
-        if event != WebKit.LoadEvent.FINISHED:
-            return
-
-        self._set_dark_mode(self.__dark)
-
-        # Disable alert() function used when broadwayd get disconnected
-        # Monkey pat ch setupDocument() to avoid disabling document.oncontextmenu
-        self.__evaluate_js(
-            """
-window.alert = function (message) {
-    console.log (message);
-}
-
-window.merengueSetupDocument = setupDocument;
-
-window.setupDocument = function (document) {
-    var cb = oncontextmenu
-    merengueSetupDocument(document);
-    document.oncontextmenu = cb;
-}
-"""
-        )
 
     def __merengue_command(self, command, payload=None, args=None):
-        if self.__merengue is None or self.__merengue.stdin is None:
+        if self.__merengue.merengue_started:
-            return
+            self.__merengue.write_command(command, payload, args)
-
-        cmd = {"command": command, "payload": payload is not None}
-
-        if args is not None:
-            cmd["args"] = args
-
-        # Send command in one line as json
-        self.__merengue.stdin.write(json.dumps(cmd))
-        self.__merengue.stdin.write("\n")
-
-        if payload is not None:
-            self.__merengue.stdin.write(GLib.strescape(payload))
-            self.__merengue.stdin.write("\n")
-
-        # Flush
-        self.__merengue.stdin.flush()
 
     def __get_ui_xml(self, ui_id, merengue=False):
+        if self.show_merengue:
+            merengue = True
+
         return self.__project.db.tostring(ui_id, merengue=merengue)
 
     def __update_view(self):
-        if self.__project is not None and self.__ui_id > 0:
+        if self.__project and self.__ui:
             if self.stack.props.visible_child_name == "ui_xml":
-                ui = self.__get_ui_xml(self.__ui_id)
+                ui_source = self.__get_ui_xml(self.__ui.ui_id)
-                self.text_view.buffer.set_text(ui)
+
+                if self.__ui.filename and self.__ui.filename.endswith(".blp"):
+                    try:
+                        ui_source = cmb_blueprint_decompile(ui_source)
+                        self.text_view.lang = "blueprint"
+                    except Exception as e:
+                        ui_source = _("Error exporting project")
+                        ui_source += "\n"
+                        ui_source += N_(
+                            "blueprintcompiler encounter the following error:",
+                            "blueprintcompiler encounter the following errors:",
+                            len(e.errors)
+                        )
+                        ui_source += "\n"
+                        ui_source += str(e)
+                        self.text_view.lang = ""
+                        # TODO: forward error to parent to show to user
+                else:
+                    self.text_view.lang = "xml"
+
+                self.text_view.buffer.set_text(ui_source)
             return
 
         self.text_view.buffer.set_text("")
-        self.__ui_id = 0
+        self.__ui = None
 
     def __get_ui_dirname(self, ui_id):
         dirname = GLib.get_home_dir()
@@ -243,7 +383,7 @@ window.setupDocument = function (document) {
         return dirname
 
     def __merengue_update_ui(self, ui_id):
-        ui = self.__get_ui_xml(ui_id, merengue=True)
+        ui = self.__get_ui_xml(ui_id, merengue=True) if ui_id else None
         toplevels = self.__project.db.get_toplevels(ui_id)
         selection = self.__project.get_selection()
         objects = self.__get_selection_objects(selection, ui_id)
@@ -277,7 +417,13 @@ window.setupDocument = function (document) {
             self.__merengue_update_ui(obj.ui_id)
 
     def __on_object_property_changed(self, project, obj, prop):
-        if obj.info.workspace_type is None and prop.info.construct_only:
+        info = prop.info
+
+        # FIXME: implement new merengue command for updating a11y props
+        if info.is_a11y:
+            return
+
+        if obj.info.workspace_type is None and info.construct_only:
             self.__merengue_update_ui(obj.ui_id)
             return
 
@@ -322,21 +468,27 @@ window.setupDocument = function (document) {
         if len(selection) > 0:
             obj = selection[0]
 
-            if type(obj) not in [CmbUI, CmbObject]:
+            if isinstance(obj, CmbUI):
+                ui = obj
+            elif isinstance(obj, CmbObject):
+                ui = obj.ui
+            else:
                 return
 
             ui_id = obj.ui_id
 
-            if self.__ui_id != ui_id:
+            if self.__ui != ui:
-                self.__ui_id = ui_id
+                self.__ui = ui
-                self.__merengue_update_ui(ui_id)
+                self.__merengue_update_ui(ui.ui_id)
 
-            objects = self.__get_selection_objects(selection, ui_id)
+            objects = self.__get_selection_objects(selection, ui.ui_id)
             self.__merengue_command("selection_changed", args={"ui_id": ui_id, "selection": objects})
         else:
-            self.__ui_id = 0
+            self.__ui = None
             self.__merengue_update_ui(0)
 
+        self.__update_view()
+
     def __on_css_added(self, project, obj):
         if self.project.filename and obj.filename:
             dirname = os.path.dirname(self.project.filename)
@@ -379,13 +531,26 @@ window.setupDocument = function (document) {
     def __on_object_data_arg_changed(self, project, data, value):
         self.__merengue_update_ui(data.ui_id)
 
+    def __on_object_child_reordered(self, project, obj, child, old_position, new_position):
+        self.__merengue_update_ui(obj.ui_id)
+
+    def __set_error_message(self, message):
+        if message:
+            self.error_message.props.label = message
+            self.compositor_offload.set_visible(False)
+            self.error_box.set_visible(True)
+        else:
+            self.error_message.props.label = ""
+            self.compositor_offload.set_visible(True)
+            self.error_box.set_visible(False)
+
     @GObject.Property(type=GObject.GObject)
     def project(self):
         return self.__project
 
     @project.setter
     def _set_project(self, project):
-        if self.__project is not None:
+        if self.__project:
             self.__project.disconnect_by_func(self.__on_changed)
             self.__project.disconnect_by_func(self.__on_ui_changed)
             self.__project.disconnect_by_func(self.__on_object_added)
@@ -398,19 +563,20 @@ window.setupDocument = function (document) {
             self.__project.disconnect_by_func(self.__on_object_data_removed)
             self.__project.disconnect_by_func(self.__on_object_data_data_removed)
             self.__project.disconnect_by_func(self.__on_object_data_arg_changed)
+            self.__project.disconnect_by_func(self.__on_object_child_reordered)
             self.__project.disconnect_by_func(self.__on_project_selection_changed)
-            self.__merengue.disconnect_by_func(self.__on_merengue_stdout)
             self.__project.disconnect_by_func(self.__on_css_added)
             self.__project.disconnect_by_func(self.__on_css_removed)
             self.__project.disconnect_by_func(self.__on_css_changed)
+            self.__merengue.disconnect_by_func(self.__on_merengue_handle_command)
             self.__merengue.stop()
-            self.__broadwayd.stop()
 
         self.__project = project
+        self.db_inspector.project = project
 
         self.__update_view()
 
-        if project is not None:
+        if project:
             project.connect("changed", self.__on_changed)
             project.connect("ui-changed", self.__on_ui_changed)
             project.connect("object-added", self.__on_object_added)
@@ -423,28 +589,25 @@ window.setupDocument = function (document) {
             project.connect("object-data-removed", self.__on_object_data_removed)
             project.connect("object-data-data-removed", self.__on_object_data_data_removed)
             project.connect("object-data-arg-changed", self.__on_object_data_arg_changed)
+            project.connect("object-child-reordered", self.__on_object_child_reordered)
             project.connect("selection-changed", self.__on_project_selection_changed)
             project.connect("css-added", self.__on_css_added)
             project.connect("css-removed", self.__on_css_removed)
             project.connect("css-changed", self.__on_css_changed)
+            self.__merengue.connect("handle-command", self.__on_merengue_handle_command)
 
-            self.__merengue = CmbProcess(file=self.__merengue_bin)
+            # Run view process
-            self.__merengue.connect("stdout", self.__on_merengue_stdout)
+            if project.target_tk == "gtk+-3.0":
-            self.__merengue.connect("exit", self.__on_process_exit)
+                self.__merengue.gtk_version = "3.0"
+            elif project.target_tk == "gtk-4.0":
+                self.__merengue.gtk_version = "4.0"
 
-            self.__broadwayd_check(self.__project.target_tk)
+            # Clear any error
-
+            self.__set_error_message(None)
-            broadwayd = self.__gtk4_broadwayd_bin if self.__project.target_tk == "gtk-4.0" else self.__broadwayd_bin
+            self.__merengue.start()
-            self.__broadwayd = CmbProcess(file=broadwayd)
-            self.__broadwayd.connect("stdout", self.__on_broadwayd_stdout)
-            self.__broadwayd.connect("exit", self.__on_process_exit)
-
-            self.__port = self.__find_free_port()
-            display = self.__port - 8080
-            self.__broadwayd.run([f":{display}"])
 
             # Update css themes
-            self.menu.target_tk = self.__project.target_tk
+            self.menu.target_tk = project.target_tk
 
     @GObject.Property(type=str)
     def gtk_theme(self):
@@ -455,40 +618,24 @@ window.setupDocument = function (document) {
         self.__theme = theme
         self.__merengue_command("gtk_settings_set", args={"property": "gtk-theme-name", "value": theme})
 
-    @Gtk.Template.Callback("on_context_menu")
+    def __on_click_gesture_pressed(self, gesture, n_press, x, y):
-    def __on_context_menu(self, webview, menu, hit_test_result):
+        if gesture.get_current_button() == 3:
-        self.menu.popup_at(*utils.get_pointer(self))
+            self.menu.popup_at(x, y)
-        return True
-
-    def __webview_set_msg(self, msg):
-        self.webview.load_html(
-            f"""
-            <html>
-              <body>
-                <h3 style="white-space: pre; text-align: center; margin-top: 45vh; opacity: 50%">{msg}</h3>
-              </body>
-            </html>
-            """
-        )
-
-    def __broadwayd_check(self, target_tk):
-        bin = None
-
-        if target_tk == "gtk-4.0" and self.__gtk4_broadwayd_bin is None:
-            bin = "gtk4-broadwayd"
-        if target_tk == "gtk+-3.0" and self.__broadwayd_bin is None:
-            bin = "broadwayd"
-
-        if bin is not None:
-            self.__webview_set_msg(_("Workspace not available\n{bin} executable not found").format(bin=bin))
 
     def inspect(self):
         self.stack.props.visible_child_name = "ui_xml"
         self.__update_view()
 
     def restart_workspace(self):
-        self.__restart_project = self.__project
+        # Clear last exit timestamp
-        self.project = None
+        self.__merengue_last_exit = None
+
+        if self.__merengue.pid:
+            # Let __on_process_exit() restart Merengue
+            self.__merengue.stop()
+        else:
+            self.__set_error_message(None)
+            self.__merengue.start()
 
     def __create_context_menu(self):
         retval = CmbContextMenu(enable_theme=True)
@@ -500,22 +647,17 @@ window.setupDocument = function (document) {
         return retval
 
     def __on_process_exit(self, process):
-        if process == self.__merengue:
+        if self.__merengue_last_exit is None:
-            if self.__merengue_last_exit is None:
+            self.__merengue_last_exit = time.monotonic()
-                self.__merengue_last_exit = time.monotonic()
-            else:
-                if (time.monotonic() - self.__merengue_last_exit) < 1:
-                    self.__webview_set_msg(_("Workspace process error\nStopping auto restart"))
-                    self.__merengue_last_exit = None
-                    return
-
-        if self.__broadwayd.pid == 0 and self.__merengue.pid == 0:
-            self.project = self.__restart_project
-            self.__restart_project = None
-            self.__ui_id = 0
         else:
-            self.__restart_project = self.__project
+            # Stop auto restart if Merengue exited less than 2 seconds ago
-            self.project = None
+            if (time.monotonic() - self.__merengue_last_exit) < 2:
+                self.__set_error_message(_("Workspace process error\nStopping auto restart"))
+                self.__merengue_last_exit = None
+                return
+
+        self.__ui = None
+        self.__merengue.start()
 
     def __command_selection_changed(self, selection):
         objects = []
@@ -530,8 +672,11 @@ window.setupDocument = function (document) {
         if self.project is None:
             return
 
-        for id in self.project.library_info:
+        for id, info in self.project.library_info.items():
-            info = self.project.library_info[id]
+            # Only load 3rd party libraries, Gtk ones are already loaded
+            if not info.third_party:
+                continue
+
             self.__merengue_command(
                 "load_namespace",
                 args={
@@ -550,109 +695,50 @@ window.setupDocument = function (document) {
         for css in providers:
             self.__on_css_added(self.project, css)
 
-    def __on_merengue_stdout(self, process, condition):
+    def __on_merengue_handle_command(self, merengue, payload):
-        if condition == GLib.IOCondition.HUP:
-            self.__merengue.stop()
-            return GLib.SOURCE_REMOVE
-
-        if self.__merengue.stdout is None:
-            return GLib.SOURCE_REMOVE
-
-        retval = self.__merengue.stdout.readline()
-        cmd = None
-
         try:
-            cmd = json.loads(retval)
+            cmd = json.loads(payload)
             command = cmd.get("command", None)
             args = cmd.get("args", {})
-
-            if command == "selection_changed":
-                self.__command_selection_changed(**args)
-            elif command == "started":
-                self.__merengue_command("gtk_settings_get", args={"property": "gtk-theme-name"})
-
-                self.__load_namespaces()
-
-                self.__load_css_providers()
-
-                self.__on_project_selection_changed(self.__project)
-            elif command == "placeholder_selected":
-                self.emit(
-                    "placeholder-selected",
-                    args["ui_id"],
-                    args["object_id"],
-                    args["layout"],
-                    args["position"],
-                    args["child_type"],
-                )
-            elif command == "placeholder_activated":
-                self.emit(
-                    "placeholder-activated",
-                    args["ui_id"],
-                    args["object_id"],
-                    args["layout"],
-                    args["position"],
-                    args["child_type"],
-                )
-            elif command == "gtk_settings_get":
-                if args["property"] == "gtk-theme-name":
-                    self.__theme = args["value"]
-                    self.notify("gtk_theme")
-
         except Exception as e:
-            logger.warning(f"Merenge output error: {e}")
+            logger.warning(f"Merengue command error: {e}")
             self.__merengue.stop()
-            return GLib.SOURCE_REMOVE
+            return
 
-        return GLib.SOURCE_CONTINUE
+        if command == "selection_changed":
+            self.__command_selection_changed(**args)
+        elif command == "started":
+            self.__merengue.merengue_started = True
+            self.__merengue_command("gtk_settings_get", args={"property": "gtk-theme-name"})
 
-    def __on_broadwayd_stdout(self, process, condition):
+            self.__load_namespaces()
-        if condition == GLib.IOCondition.HUP:
-            self.__broadwayd.stop()
-            return GLib.SOURCE_REMOVE
 
-        if self.__broadwayd.stdout is None:
+            self.__load_css_providers()
-            return GLib.SOURCE_REMOVE
 
-        status, retval, length, terminator = self.__broadwayd.stdout.read_line()
+            self.__ui = None
-        # path = retval.replace("Listening on ", "").strip()
+            self.__on_project_selection_changed(self.__project)
-
+        elif command == "placeholder_selected":
-        # Run view process
+            self.emit(
-        if self.__project.target_tk == "gtk+-3.0":
+                "placeholder-selected",
-            version = "3.0"
+                args["ui_id"],
-        elif self.__project.target_tk == "gtk-4.0":
+                args["object_id"],
-            version = "4.0"
+                args["layout"],
-
+                args["position"],
-        display = self.__port - 8080
+                args["child_type"],
-
+            )
-        env = json.loads(os.environ.get("MERENGUE_DEV_ENV", "{}"))
+        elif command == "placeholder_activated":
-        self.__merengue.run(
+            self.emit(
-            [version],
+                "placeholder-activated",
-            env
+                args["ui_id"],
-            | {
+                args["object_id"],
-                "GDK_BACKEND": "broadway",
+                args["layout"],
-                # 'GTK_DEBUG': 'interactive',
+                args["position"],
-                "BROADWAY_DISPLAY": f":{display}",
+                args["child_type"],
-            },
+            )
-        )
+        elif command == "gtk_settings_get":
-
+            if args["property"] == "gtk-theme-name":
-        # Load broadway desktop
+                self.__theme = args["value"]
-        self.webview.load_uri(f"http://127.0.0.1:{self.__port}")
+                self.notify("gtk_theme")
-
-        self.__broadwayd.stdout.shutdown(False)
-        self.__broadwayd.stdout = None
-        return GLib.SOURCE_REMOVE
-
-    def __find_free_port(self):
-        for port in range(8080, 8180):
-            s = socket.socket()
-            retval = s.connect_ex(("127.0.0.1", port))
-            s.close()
-
-            if retval != 0:
-                return port
-
-        return 0
 
     def __add_remove_placeholder(self, command, modifier):
         if self.project is None:
@@ -673,3 +759,4 @@ window.setupDocument = function (document) {
 
 
 Gtk.WidgetClass.set_css_name(CmbView, "CmbView")
+

cambalache/cmb_view.ui

@@ -1,18 +1,9 @@
 <?xml version='1.0' encoding='UTF-8'?>
-<!-- Created with Cambalache 0.17.3 -->
+<!-- Created with Cambalache 0.95.0 -->
 <interface>
   <!-- interface-name cmb_view.ui -->
-  <requires lib="gtk" version="4.0"/>
+  <!-- interface-copyright Juan Pablo Ugarte -->
-  <requires lib="webkitgtk" version="6.0"/>
+  <requires lib="gtk" version="4.14"/>
-  <object class="WebKitSettings" id="settings">
-    <property name="enable-fullscreen">False</property>
-    <property name="enable-html5-database">False</property>
-    <property name="enable-html5-local-storage">False</property>
-    <property name="enable-media">False</property>
-    <property name="enable-webaudio">False</property>
-    <property name="media-playback-allows-inline">False</property>
-    <property name="user-agent">Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0 Safari/605.1.15</property>
-  </object>
   <template class="CmbView" parent="GtkBox">
     <child>
       <object class="GtkStack" id="stack">
@@ -22,11 +13,45 @@
         <child>
           <object class="GtkStackPage">
             <property name="child">
-              <object class="WebKitWebView" id="webview">
+              <object class="GtkBox" id="compositor_box">
-                <property name="can-focus">True</property>
+                <child>
-                <property name="settings">settings</property>
+                  <object class="GtkGraphicsOffload" id="compositor_offload">
-                <property name="visible">True</property>
+                    <property name="child">
-                <signal name="context-menu" handler="on_context_menu"/>
+                      <object class="CasildaCompositor" id="compositor">
+                        <property name="hexpand">True</property>
+                        <property name="vexpand">True</property>
+                      </object>
+                    </property>
+                    <property name="hexpand">True</property>
+                    <property name="vexpand">True</property>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkBox" id="error_box">
+                    <property name="hexpand">True</property>
+                    <property name="orientation">vertical</property>
+                    <property name="spacing">4</property>
+                    <property name="vexpand">True</property>
+                    <property name="visible">False</property>
+                    <child>
+                      <object class="GtkLabel" id="error_message">
+                        <property name="hexpand">True</property>
+                        <property name="justify">center</property>
+                        <property name="vexpand">True</property>
+                        <property name="yalign">0.7</property>
+                      </object>
+                    </child>
+                    <child>
+                      <object class="GtkButton" id="restart_button">
+                        <property name="halign">center</property>
+                        <property name="label">Restart worspace</property>
+                        <property name="valign">start</property>
+                        <property name="vexpand">True</property>
+                        <signal name="clicked" handler="on_restart_button_clicked"/>
+                      </object>
+                    </child>
+                  </object>
+                </child>
               </object>
             </property>
             <property name="name">ui_view</property>
@@ -48,7 +73,6 @@
                         <property name="cursor-visible">False</property>
                         <property name="editable">False</property>
                         <property name="lang">xml</property>
-                        <property name="visible">True</property>
                       </object>
                     </child>
                   </object>
@@ -67,6 +91,30 @@
             <property name="title" translatable="yes">UI Definition</property>
           </object>
         </child>
+        <child>
+          <object class="GtkStackPage">
+            <property name="child">
+              <object class="GtkBox">
+                <property name="orientation">vertical</property>
+                <child>
+                  <object class="CmbDBInspector" id="db_inspector">
+                    <property name="vexpand">True</property>
+                  </object>
+                </child>
+                <child>
+                  <object class="GtkStackSwitcher">
+                    <property name="halign">center</property>
+                    <property name="margin-bottom">4</property>
+                    <property name="margin-top">4</property>
+                    <property name="stack">stack</property>
+                  </object>
+                </child>
+              </object>
+            </property>
+            <property name="name">data_model</property>
+            <property name="title" translatable="yes">Data Model</property>
+          </object>
+        </child>
       </object>
     </child>
   </template>

cambalache/config.py.in

@@ -1,5 +1,5 @@
 VERSION = '@VERSION@'
 FILE_FORMAT_VERSION = '@fileformatversion@'
 pkgdatadir = '@pkgdatadir@'
-catalogsdir = '@catalogsdir@'
 merenguedir = '@merenguedir@'
+catalogsdir = '@catalogsdir@'

cambalache/constants.py

@@ -19,6 +19,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 # This is the name used for external objects references. See gtk_builder_expose_object()
 # It is not a valid GType name on purpose since it will never be exported.

cambalache/control/__init__.py

@@ -19,9 +19,13 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
+from .cmb_boolean_undefined import CmbBooleanUndefined
 from .cmb_child_type_combo_box import CmbChildTypeComboBox
 from .cmb_entry import CmbEntry
+from .cmb_file_button import CmbFileButton
 from .cmb_file_entry import CmbFileEntry
 from .cmb_icon_name_entry import CmbIconNameEntry
 from .cmb_pixbuf_entry import CmbPixbufEntry
@@ -32,6 +36,7 @@ from .cmb_color_entry import CmbColorEntry
 from .cmb_enum_combo_box import CmbEnumComboBox
 from .cmb_flags_entry import CmbFlagsEntry
 from .cmb_object_chooser import CmbObjectChooser
+from .cmb_object_list_editor import CmbObjectListEditor
 from .cmb_source_view import CmbSourceView
 from .cmb_switch import CmbSwitch
 from .cmb_text_view import CmbTextView

cambalache/control/cmb_boolean_undefined.py

@@ -0,0 +1,78 @@
+#
+# CmbBooleanUndefined
+#
+# Copyright (C) 2024  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+from gi.repository import GObject, Gtk
+from cambalache import _
+
+
+class CmbBooleanUndefined(Gtk.Box):
+    __gtype_name__ = "CmbBooleanUndefined"
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+        self.__undefined = Gtk.CheckButton(label=_("undefined"))
+        self.__true = Gtk.CheckButton(label=_("true"), group=self.__undefined)
+        self.__false = Gtk.CheckButton(label=_("false"), group=self.__undefined)
+
+        for button in [self.__undefined, self.__true, self.__false]:
+            self.append(button)
+            button.connect("notify::active", self.__on_notify)
+
+    def __on_notify(self, obj, pspec):
+        self.notify("cmb-value")
+
+    @GObject.Property(type=str)
+    def cmb_value(self):
+        if self.__undefined.props.active:
+            return "undefined"
+        elif self.__true.props.active:
+            return "True"
+
+        return "False"
+
+    @cmb_value.setter
+    def _set_cmb_value(self, value):
+        if value is not None:
+            if type(value) is str:
+                val = value.lower()
+
+                if val == "undefined":
+                    self.__undefined.props.active = True
+                    return
+
+                if val in {"1", "t", "y", "true", "yes"}:
+                    active = True
+                else:
+                    active = False
+            else:
+                active = bool(value)
+
+            if active:
+                self.__true.props.active = True
+            else:
+                self.__false.props.active = True
+        else:
+            self.__undefined.active = True

cambalache/control/cmb_child_type_combo_box.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 

cambalache/control/cmb_color_entry.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import Gdk, GObject, Gtk, Pango
 

cambalache/control/cmb_create_editor.py

@@ -19,11 +19,14 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 import math
 
 from gi.repository import GLib, Gtk
+from .cmb_boolean_undefined import CmbBooleanUndefined
 from .cmb_entry import CmbEntry
 from .cmb_file_entry import CmbFileEntry
 from .cmb_icon_name_entry import CmbIconNameEntry
@@ -33,11 +36,12 @@ from .cmb_color_entry import CmbColorEntry
 from .cmb_enum_combo_box import CmbEnumComboBox
 from .cmb_flags_entry import CmbFlagsEntry
 from .cmb_object_chooser import CmbObjectChooser
+from .cmb_object_list_editor import CmbObjectListEditor
 from .cmb_switch import CmbSwitch
 from .cmb_text_view import CmbTextView
 
 
-def cmb_create_editor(project, type_id, prop=None, data=None):
+def cmb_create_editor(project, type_id, prop=None, data=None, parent=None):
     def get_min_max_for_type(type_id):
         if type_id == "gchar":
             return (GLib.MININT8, GLib.MAXINT8)
@@ -114,6 +118,8 @@ def cmb_create_editor(project, type_id, prop=None, data=None):
         adjustment = Gtk.Adjustment(lower=minimum, upper=maximum, step_increment=step_increment, page_increment=10)
 
         editor = CmbSpinButton(digits=digits, adjustment=adjustment)
+    elif type_id == "GBytes":
+        editor = CmbTextView(hexpand=True)
     elif type_id == "GStrv":
         editor = CmbTextView(hexpand=True)
     elif type_id == "GdkRGBA":
@@ -128,11 +134,31 @@ def cmb_create_editor(project, type_id, prop=None, data=None):
         editor = CmbIconNameEntry(hexpand=True, placeholder_text="<Icon Name>")
     elif type_id in ["GtkShortcutTrigger", "GtkShortcutAction"]:
         editor = CmbEntry(hexpand=True, placeholder_text=f"<{type_id}>")
+    elif type_id == "CmbBooleanUndefined":
+        editor = CmbBooleanUndefined()
+    elif type_id == "CmbAccessibleList":
+        editor = CmbObjectListEditor(
+            parent=prop.object if prop else parent,
+            type_id="GtkAccessible",
+        )
     elif info:
         if info.is_object or info.parent_id == "interface":
-            # TODO: replace prop with project and is_inline
+            if prop is None:
-            editor = CmbObjectChooser(parent=prop.object, prop=prop)
+                editor = CmbObjectChooser(
-        if info.parent_id == "enum":
+                    project=project,
+                    parent=parent,
+                    type_id=type_id,
+                )
+            else:
+                editor = CmbObjectChooser(
+                    project=project,
+                    parent=prop.object,
+                    is_inline=project.target_tk == "gtk-4.0" and not prop.info.disable_inline_object,
+                    inline_object_id=prop.inline_object_id,
+                    inline_property_id=prop.property_id,
+                    type_id=type_id,
+                )
+        elif info.parent_id == "enum":
             editor = CmbEnumComboBox(info=info)
         elif info.parent_id == "flags":
             editor = CmbFlagsEntry(info=info)

cambalache/control/cmb_entry.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 from .cmb_translatable_popover import CmbTranslatablePopover
@@ -52,4 +54,8 @@ class CmbEntry(Gtk.Entry):
 
     @cmb_value.setter
     def _set_cmb_value(self, value):
+        # We do not want to emit a change if there is none
+        if value == self.props.text:
+            return
+
         self.props.text = value if value is not None else ""

cambalache/control/cmb_enum_combo_box.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 from ..cmb_type_info import CmbTypeInfo
@@ -28,7 +30,7 @@ from ..cmb_type_info import CmbTypeInfo
 class CmbEnumComboBox(Gtk.ComboBox):
     __gtype_name__ = "CmbEnumComboBox"
 
-    info = GObject.Property(type=CmbTypeInfo, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    info = GObject.Property(type=CmbTypeInfo, flags=GObject.ParamFlags.READWRITE)
     text_column = GObject.Property(type=int, default=1, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
 
     def __init__(self, **kwargs):
@@ -40,7 +42,9 @@ class CmbEnumComboBox(Gtk.ComboBox):
         self.add_attribute(renderer_text, "text", self.text_column)
 
         self.props.id_column = self.text_column
-        self.props.model = self.info.enum
+
+        if self.info:
+            self.props.model = self.info.enum
 
     def __on_changed(self, obj):
         self.notify("cmb-value")
@@ -51,12 +55,13 @@ class CmbEnumComboBox(Gtk.ComboBox):
 
     @cmb_value.setter
     def _set_cmb_value(self, value):
+        if self.info is None:
+            return
+
         self.props.active_id = None
+        active_id = self.info.enum_get_value_as_string(value)
 
-        for row in self.info.enum:
+        if active_id == self.props.active_id:
-            enum_name = row[0]
+            return
-            enum_nick = row[1]
 
-            # Always use nick as value
+        self.props.active_id = active_id
-            if value == enum_name or value == enum_nick:
-                self.props.active_id = enum_nick

cambalache/control/cmb_file_button.py

@@ -0,0 +1,114 @@
+#
+# CmbFileButton
+#
+# Copyright (C) 2021-2023  Juan Pablo Ugarte
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation;
+# version 2.1 of the License.
+#
+# library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+#
+# Authors:
+#   Juan Pablo Ugarte <juanpablougarte@gmail.com>
+#
+# SPDX-License-Identifier: LGPL-2.1-only
+#
+
+import os
+
+from cambalache import _
+from gi.repository import GObject, Gio, Gtk
+
+
+@Gtk.Template(resource_path="/ar/xjuan/Cambalache/control/cmb_file_button.ui")
+class CmbFileButton(Gtk.Button):
+    __gtype_name__ = "CmbFileButton"
+
+    dirname = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    dialog_title = GObject.Property(type=str, default=_("Select filename"), flags=GObject.ParamFlags.READWRITE)
+    accept_label = GObject.Property(type=str, default=_("Select"), flags=GObject.ParamFlags.READWRITE)
+    unnamed_filename = GObject.Property(type=str, flags=GObject.ParamFlags.READWRITE)
+    use_open = GObject.Property(type=bool, default=False, flags=GObject.ParamFlags.READWRITE)
+
+    label = Gtk.Template.Child()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        self.__filename = None
+        self.__filters = None
+
+    @Gtk.Template.Callback("on_button_clicked")
+    def __on_button_clicked(self, button):
+        dialog = Gtk.FileDialog(
+            modal=True,
+            filters=self.__filters,
+            title=self.dialog_title,
+            accept_label=self.accept_label
+        )
+
+        if self.dirname is not None:
+            if self.__filename:
+                fullpath = os.path.join(self.dirname, self.__filename)
+
+                file = Gio.File.new_for_path(fullpath)
+                dialog.set_initial_file(file)
+
+                # See which filter matches the file info and use it as default
+                if file.query_exists(None):
+                    info = file.query_info(Gio.FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE, Gio.FileQueryInfoFlags.NONE, None)
+                    for filter in self.__filters:
+                        if filter.match(info):
+                            dialog.set_default_filter(filter)
+                            break
+            else:
+                dialog.set_initial_folder(Gio.File.new_for_path(self.dirname))
+                if self.unnamed_filename:
+                    dialog.set_initial_name(self.unnamed_filename)
+
+        def dialog_callback(dialog, res):
+            try:
+                file = dialog.open_finish(res) if self.use_open else dialog.save_finish(res)
+                self.cmb_value = os.path.relpath(file.get_path(), start=self.dirname)
+            except Exception:
+                pass
+
+        if self.use_open:
+            dialog.open(self.get_root(), None, dialog_callback)
+        else:
+            dialog.save(self.get_root(), None, dialog_callback)
+
+    @GObject.Property(type=str)
+    def cmb_value(self):
+        return self.__filename
+
+    @cmb_value.setter
+    def _set_cmb_value(self, value):
+        if value == self.__filename:
+            return
+
+        self.__filename = value if value is not None else ""
+        self.label.set_label(self.__filename)
+
+    @GObject.Property(type=str)
+    def mime_types(self):
+        if self.__filters:
+            return ";".join([f.props.mime_types for f in self.__filters])
+        return ""
+
+    @mime_types.setter
+    def _set_mime_types(self, value):
+        if value:
+            self.__filters = Gio.ListStore()
+            for mime in value.split(';'):
+                self.__filters.append(Gtk.FileFilter(mime_types=[mime]))
+        else:
+            self.__filters = None

cambalache/control/cmb_file_button.ui

@@ -0,0 +1,34 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Created with Cambalache 0.95.0 -->
+<interface>
+  <!-- interface-name cmb_file_button.ui -->
+  <requires lib="gtk" version="4.12"/>
+  <template class="CmbFileButton" parent="GtkButton">
+    <signal name="clicked" handler="on_button_clicked"/>
+    <child>
+      <object class="GtkBox">
+        <property name="spacing">4</property>
+        <child>
+          <object class="GtkImage" id="file_icon">
+            <property name="visible">False</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkLabel" id="label">
+            <property name="ellipsize">start</property>
+            <property name="halign">start</property>
+            <property name="hexpand">True</property>
+            <property name="label">(None)</property>
+            <property name="width-chars">8</property>
+            <property name="xalign">0.0</property>
+          </object>
+        </child>
+        <child>
+          <object class="GtkImage">
+            <property name="icon-name">folder-open-symbolic</property>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

cambalache/control/cmb_file_entry.py

@@ -20,11 +20,13 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 import os
 
 from cambalache import _
-from gi.repository import GObject, Gtk
+from gi.repository import GObject, Gio, Gtk
 
 
 class CmbFileEntry(Gtk.Entry):
@@ -35,7 +37,7 @@ class CmbFileEntry(Gtk.Entry):
     def __init__(self, **kwargs):
         super().__init__(**kwargs)
 
-        self.title = (_("Select File"),)
+        self.title = _("Select File")
         self.filter = None
         self.props.placeholder_text = "<GFile>"
         self.props.secondary_icon_name = "document-open-symbolic"
@@ -43,19 +45,24 @@ class CmbFileEntry(Gtk.Entry):
         self.connect("notify::text", self.__on_text_notify)
         self.connect("icon-press", self.__on_icon_pressed)
 
-    def __on_icon_pressed(self, widget, icon_pos, event):
+    def __on_icon_pressed(self, widget, icon_pos):
-        # Create Open Dialog
+        dialog = Gtk.FileDialog(
-        dialog = Gtk.FileChooserNative(
+            modal=True,
-            title=self.title, transient_for=self.get_toplevel(), action=Gtk.FileChooserAction.OPEN, filter=self.filter
+            title=self.title,
+            default_filter=self.filter,
         )
 
         if self.dirname is not None:
-            dialog.set_current_folder(self.dirname)
+            dialog.set_initial_folder(Gio.File.new_for_path(self.dirname))
 
-        if dialog.run() == Gtk.ResponseType.ACCEPT:
+        def dialog_callback(dialog, res):
-            self.props.text = os.path.relpath(dialog.get_filename(), start=self.dirname)
+            try:
+                file = dialog.open_finish(res)
+                self.props.text = os.path.relpath(file.get_path(), start=self.dirname)
+            except Exception:
+                pass
 
-        dialog.destroy()
+        dialog.open(self.get_root(), None, dialog_callback)
 
     def __on_text_notify(self, obj, pspec):
         self.notify("cmb-value")
@@ -66,4 +73,6 @@ class CmbFileEntry(Gtk.Entry):
 
     @cmb_value.setter
     def _set_cmb_value(self, value):
+        if value == self.props.text:
+            return
         self.props.text = value if value is not None else ""

cambalache/control/cmb_flags_entry.py

@@ -20,6 +20,8 @@
 # Authors:
 #   Juan Pablo Ugarte <juanpablougarte@gmail.com>
 #
+# SPDX-License-Identifier: LGPL-2.1-only
+#
 
 from gi.repository import GObject, Gtk
 from ..cmb_type_info import CmbTypeInfo
@@ -32,6 +34,7 @@ class CmbFlagsEntry(Gtk.Entry):
     id_column = GObject.Property(type=int, default=1, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
     text_column = GObject.Property(type=int, default=1, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
     value_column = GObject.Property(type=int, default=2, flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
+    separator = GObject.Property(type=str, default="|", flags=GObject.ParamFlags.READWRITE | GObject.ParamFlags.CONSTRUCT_ONLY)
 
     def __init__(self, **kwargs):
         self.flags = {}
@@ -82,7 +85,7 @@ class CmbFlagsEntry(Gtk.Entry):
         for row in self.info.flags:
             flag_id = row[self.id_column]
             if self.flags.get(flag_id, False):
-                retval = flag_id if retval is None else f"{retval} | {flag_id}"
+                retval = flag_id if retval is None else f"{retval} {self.separator} {flag_id}"
 
         return retval if retval is not None else ""
 
@@ -92,6 +95,9 @@ class CmbFlagsEntry(Gtk.Entry):
 
     @cmb_value.setter
     def _set_cmb_value(self, value):
+        if value == self.props.text:
+            return
+
         self.props.text = value if value is not None else ""
 
         self.flags = {}
@@ -99,7 +105,7 @@ class CmbFlagsEntry(Gtk.Entry):
             self._checks[check].props.active = False
 
         if value:
-            tokens = [t.strip() for t in value.split("|")]
+            tokens = [t.strip() for t in value.split(self.separator)]
 
             for row in self.info.flags:
                 flag_id = row[self.id_column]