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glade/plugins/gtk+/glade-treeview-editor.c

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/*
* Copyright (C) 2008 Tristan Van Berkom.
*
* 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; either version 2.1 of
* the License, or (at your option) any later version.
*
* This 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Authors:
* Tristan Van Berkom <tvb@gnome.org>
*/
#include <config.h>
#include <gladeui/glade.h>
#include <glib/gi18n-lib.h>
#include <gdk/gdkkeysyms.h>
#include "glade-treeview-editor.h"
static void glade_tree_view_editor_finalize (GObject * object);
static void glade_tree_view_editor_editable_init (GladeEditableIface * iface);
static void glade_tree_view_editor_realize (GtkWidget * widget);
static void glade_tree_view_editor_grab_focus (GtkWidget * widget);
static GladeEditableIface *parent_editable_iface;
G_DEFINE_TYPE_WITH_CODE (GladeTreeViewEditor, glade_tree_view_editor, GTK_TYPE_BOX,
G_IMPLEMENT_INTERFACE (GLADE_TYPE_EDITABLE,
glade_tree_view_editor_editable_init));
static void
glade_tree_view_editor_class_init (GladeTreeViewEditorClass * klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->finalize = glade_tree_view_editor_finalize;
widget_class->realize = glade_tree_view_editor_realize;
widget_class->grab_focus = glade_tree_view_editor_grab_focus;
}
static void
glade_tree_view_editor_init (GladeTreeViewEditor * self)
{
gtk_orientable_set_orientation (GTK_ORIENTABLE (self),
GTK_ORIENTATION_HORIZONTAL);
}
static GladeWidget *
get_model_widget (GladeWidget * view)
{
GtkTreeModel *model = NULL;
GObject *object = glade_widget_get_object (view);
if (GTK_IS_TREE_VIEW (object))
model = gtk_tree_view_get_model (GTK_TREE_VIEW (object));
else if (GTK_IS_ICON_VIEW (object))
model = gtk_icon_view_get_model (GTK_ICON_VIEW (object));
else if (GTK_IS_COMBO_BOX (object))
model = gtk_combo_box_get_model (GTK_COMBO_BOX (object));
if (model)
return glade_widget_get_from_gobject (model);
return NULL;
}
static void
glade_tree_view_editor_load (GladeEditable * editable, GladeWidget * widget)
{
GladeTreeViewEditor *view_editor = GLADE_TREE_VIEW_EDITOR (editable);
GladeWidget *model_widget;
/* Chain up to default implementation */
parent_editable_iface->load (editable, widget);
/* load the embedded editable... */
if (view_editor->embed)
glade_editable_load (GLADE_EDITABLE (view_editor->embed), widget);
if (view_editor->embed_list_store && view_editor->embed_tree_store)
{
gtk_widget_hide (view_editor->no_model_message);
gtk_widget_hide (view_editor->embed_list_store);
gtk_widget_hide (view_editor->embed_tree_store);
glade_editable_load (GLADE_EDITABLE (view_editor->embed_list_store),
NULL);
glade_editable_load (GLADE_EDITABLE (view_editor->embed_tree_store),
NULL);
/* Finalize safe code here... */
if (widget && (model_widget = get_model_widget (widget)))
{
if (GTK_IS_LIST_STORE (glade_widget_get_object (model_widget)))
{
gtk_widget_show (view_editor->embed_list_store);
glade_editable_load (GLADE_EDITABLE
(view_editor->embed_list_store),
model_widget);
}
else if (GTK_IS_TREE_STORE (glade_widget_get_object (model_widget)))
{
gtk_widget_show (view_editor->embed_tree_store);
glade_editable_load (GLADE_EDITABLE
(view_editor->embed_tree_store),
model_widget);
}
else
gtk_widget_show (view_editor->no_model_message);
}
else
gtk_widget_show (view_editor->no_model_message);
}
}
static void
glade_tree_view_editor_set_show_name (GladeEditable * editable,
gboolean show_name)
{
GladeTreeViewEditor *view_editor = GLADE_TREE_VIEW_EDITOR (editable);
glade_editable_set_show_name (GLADE_EDITABLE (view_editor->embed), show_name);
}
static void
glade_tree_view_editor_editable_init (GladeEditableIface * iface)
{
parent_editable_iface = g_type_default_interface_peek (GLADE_TYPE_EDITABLE);
iface->load = glade_tree_view_editor_load;
iface->set_show_name = glade_tree_view_editor_set_show_name;
}
static void
glade_tree_view_editor_finalize (GObject * object)
{
GladeTreeViewEditor *view_editor = GLADE_TREE_VIEW_EDITOR (object);
view_editor->embed_tree_store = NULL;
view_editor->embed_list_store = NULL;
view_editor->embed = NULL;
glade_editable_load (GLADE_EDITABLE (object), NULL);
G_OBJECT_CLASS (glade_tree_view_editor_parent_class)->finalize (object);
}
static void
glade_tree_view_editor_realize (GtkWidget * widget)
{
GladeTreeViewEditor *view_editor = GLADE_TREE_VIEW_EDITOR (widget);
GladeWidget *gwidget = glade_editable_loaded_widget (GLADE_EDITABLE (view_editor));
GTK_WIDGET_CLASS (glade_tree_view_editor_parent_class)->realize (widget);
glade_editable_load (GLADE_EDITABLE (view_editor), gwidget);
}
static void
glade_tree_view_editor_grab_focus (GtkWidget * widget)
{
GladeTreeViewEditor *view_editor = GLADE_TREE_VIEW_EDITOR (widget);
gtk_widget_grab_focus (view_editor->embed);
}
GtkWidget *
glade_tree_view_editor_new (GladeWidgetAdaptor * adaptor, GladeEditable * embed)
{
GladeTreeViewEditor *view_editor;
GtkWidget *vbox, *separator;
gchar *str;
g_return_val_if_fail (GLADE_IS_WIDGET_ADAPTOR (adaptor), NULL);
g_return_val_if_fail (GLADE_IS_EDITABLE (embed), NULL);
view_editor = g_object_new (GLADE_TYPE_TREE_VIEW_EDITOR, NULL);
view_editor->embed = GTK_WIDGET (embed);
/* Pack the parent on the left... */
gtk_box_pack_start (GTK_BOX (view_editor), GTK_WIDGET (embed), TRUE, TRUE, 8);
separator = gtk_separator_new (GTK_ORIENTATION_VERTICAL);
gtk_box_pack_start (GTK_BOX (view_editor), separator, FALSE, FALSE, 0);
/* ...and the vbox with datastore/label on the right */
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_box_pack_start (GTK_BOX (view_editor), vbox, TRUE, TRUE, 8);
str = g_strdup_printf ("<b>%s</b>", _("Choose a Data Model and define some\n"
"columns in the data store first"));
view_editor->no_model_message = gtk_label_new (str);
gtk_label_set_use_markup (GTK_LABEL (view_editor->no_model_message), TRUE);
gtk_label_set_justify (GTK_LABEL (view_editor->no_model_message),
GTK_JUSTIFY_CENTER);
g_free (str);
gtk_box_pack_start (GTK_BOX (vbox), view_editor->no_model_message, TRUE, TRUE,
0);
view_editor->embed_list_store =
(GtkWidget *)
glade_widget_adaptor_create_editable (glade_widget_adaptor_get_by_type
(GTK_TYPE_LIST_STORE),
GLADE_PAGE_GENERAL);
glade_editable_set_show_name (GLADE_EDITABLE (view_editor->embed_list_store),
FALSE);
gtk_box_pack_start (GTK_BOX (vbox), view_editor->embed_list_store, TRUE, TRUE,
0);
view_editor->embed_tree_store =
(GtkWidget *)
glade_widget_adaptor_create_editable (glade_widget_adaptor_get_by_type
(GTK_TYPE_TREE_STORE),
GLADE_PAGE_GENERAL);
glade_editable_set_show_name (GLADE_EDITABLE (view_editor->embed_tree_store),
FALSE);
gtk_box_pack_start (GTK_BOX (vbox), view_editor->embed_tree_store, TRUE, TRUE,
0);
gtk_widget_show_all (GTK_WIDGET (view_editor));
return GTK_WIDGET (view_editor);
}
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