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Merge pull request #6627 from slarosa/cp_layer1
[FEATURE][needs-docs] Copy&Paste Group/Layers from a QGIS project to another
This commit is contained in:
Salvatore Larosa
GitHub
commit
330c2f70ce
@ -12,6 +12,7 @@
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class QgsMapLayer : QObject
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{
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%Docstring
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@ -1913,6 +1913,8 @@ void QgisApp::createActions()
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connect( mActionPasteAsNewMemoryVector, &QAction::triggered, this, [ = ] { pasteAsNewMemoryVector(); } );
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connect( mActionCopyStyle, &QAction::triggered, this, [ = ] { copyStyle(); } );
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connect( mActionPasteStyle, &QAction::triggered, this, [ = ] { pasteStyle(); } );
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connect( mActionCopyLayer, &QAction::triggered, this, &QgisApp::copyLayer );
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connect( mActionPasteLayer, &QAction::triggered, this, &QgisApp::pasteLayer );
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connect( mActionAddFeature, &QAction::triggered, this, &QgisApp::addFeature );
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connect( mActionCircularStringCurvePoint, &QAction::triggered, this, [ = ] { setMapTool( mMapTools.mCircularStringCurvePoint ); } );
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connect( mActionCircularStringRadius, &QAction::triggered, this, [ = ] { setMapTool( mMapTools.mCircularStringRadius ); } );
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@ -8539,12 +8541,6 @@ void QgisApp::copyStyle( QgsMapLayer *sourceLayer )
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}
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}
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/**
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\param destinationLayer The layer that the clipboard will be pasted to
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(defaults to the active layer on the legend)
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*/
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void QgisApp::pasteStyle( QgsMapLayer *destinationLayer )
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{
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QgsMapLayer *selectionLayer = destinationLayer ? destinationLayer : activeLayer();
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@ -8585,6 +8581,55 @@ void QgisApp::pasteStyle( QgsMapLayer *destinationLayer )
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}
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}
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void QgisApp::copyLayer()
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{
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QString errorMessage;
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QgsReadWriteContext readWriteContext;
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QDomDocument doc( QStringLiteral( "qgis-layer-definition" ) );
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bool saved = QgsLayerDefinition::exportLayerDefinition( doc, mLayerTreeView->selectedNodes(), errorMessage, readWriteContext );
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if ( !saved )
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{
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messageBar()->pushMessage( tr( "Error copying layer" ), errorMessage, Qgis::Warning );
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}
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// Copies data in text form as well, so the XML can be pasted into a text editor
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clipboard()->setData( QGSCLIPBOARD_MAPLAYER_MIME, doc.toByteArray(), doc.toString() );
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// Enables the paste menu element
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mActionPasteLayer->setEnabled( true );
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}
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void QgisApp::pasteLayer()
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{
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if ( clipboard()->hasFormat( QGSCLIPBOARD_MAPLAYER_MIME ) )
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{
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QDomDocument doc;
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QString errorMessage;
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QgsReadWriteContext readWriteContext;
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doc.setContent( clipboard()->data( QGSCLIPBOARD_MAPLAYER_MIME ) );
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QgsLayerTreeNode *currentNode = mLayerTreeView->currentNode();
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QgsLayerTreeGroup *root = nullptr;
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if ( QgsLayerTree::isGroup( currentNode ) )
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{
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root = QgsLayerTree::toGroup( currentNode );
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}
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else
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{
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root = QgsProject::instance()->layerTreeRoot();
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}
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bool loaded = QgsLayerDefinition::loadLayerDefinition( doc, QgsProject::instance(), root,
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errorMessage, readWriteContext );
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if ( !loaded )
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{
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messageBar()->pushMessage( tr( "Error pasting layer" ), errorMessage, Qgis::Warning );
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}
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}
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}
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void QgisApp::copyFeatures( QgsFeatureStore &featureStore )
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{
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clipboard()->replaceWithCopyOf( featureStore );
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@ -11575,6 +11620,8 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer *layer )
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mActionPasteFeatures->setEnabled( false );
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mActionCopyStyle->setEnabled( false );
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mActionPasteStyle->setEnabled( false );
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mActionCopyLayer->setEnabled( false );
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mActionPasteLayer->setEnabled( false );
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mUndoDock->widget()->setEnabled( false );
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mActionUndo->setEnabled( false );
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@ -11621,6 +11668,8 @@ void QgisApp::activateDeactivateLayerRelatedActions( QgsMapLayer *layer )
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mActionCopyStyle->setEnabled( true );
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mActionPasteStyle->setEnabled( clipboard()->hasFormat( QGSCLIPBOARD_STYLE_MIME ) );
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mActionCopyLayer->setEnabled( true );
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mActionPasteLayer->setEnabled( clipboard()->hasFormat( QGSCLIPBOARD_MAPLAYER_MIME ) );
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/***********Vector layers****************/
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if ( layer->type() == QgsMapLayer::VectorLayer )
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@ -826,6 +826,10 @@ class APP_EXPORT QgisApp : public QMainWindow, private Ui::MainWindow
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(defaults to the active layer on the legend)
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*/
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void pasteStyle( QgsMapLayer *destinationLayer = nullptr );
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//! copies group or layer on the clipboard
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void copyLayer();
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//! pastes group or layer from the clipboard to layer tree
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void pasteLayer();
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//! copies features to internal clipboard
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void copyFeatures( QgsFeatureStore &featureStore );
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@ -56,9 +56,15 @@ QMenu *QgsAppLayerTreeViewMenuProvider::createContextMenu()
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{
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// global menu
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menu->addAction( actions->actionAddGroup( menu ) );
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menu->addAction( QgsApplication::getThemeIcon( QStringLiteral( "/mActionExpandTree.svg" ) ), tr( "&Expand All" ), mView, SLOT( expandAll() ) );
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menu->addAction( QgsApplication::getThemeIcon( QStringLiteral( "/mActionCollapseTree.svg" ) ), tr( "&Collapse All" ), mView, SLOT( collapseAll() ) );
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menu->addSeparator();
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if ( QgisApp::instance()->clipboard()->hasFormat( QGSCLIPBOARD_MAPLAYER_MIME ) )
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{
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QAction *actionPasteLayerOrGroup = new QAction( QgsApplication::getThemeIcon( QStringLiteral( "/mActionEditPaste.svg" ) ), tr( "Paste Layer/Group" ), menu );
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connect( actionPasteLayerOrGroup, &QAction::triggered, QgisApp::instance(), &QgisApp::pasteLayer );
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menu->addAction( actionPasteLayerOrGroup );
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}
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// TODO: update drawing order
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}
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@ -92,6 +98,14 @@ QMenu *QgsAppLayerTreeViewMenuProvider::createContextMenu()
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menu->addAction( tr( "Paste Style" ), QgisApp::instance(), SLOT( applyStyleToGroup() ) );
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}
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menu->addAction( tr( "Copy Group" ), QgisApp::instance(), SLOT( copyLayer() ) );
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if ( QgisApp::instance()->clipboard()->hasFormat( QGSCLIPBOARD_MAPLAYER_MIME ) )
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{
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QAction *actionPasteLayerOrGroup = new QAction( tr( "Paste Layer/Group" ), menu );
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connect( actionPasteLayerOrGroup, &QAction::triggered, QgisApp::instance(), &QgisApp::pasteLayer );
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menu->addAction( actionPasteLayerOrGroup );
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}
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menu->addAction( tr( "Save As Layer Definition File…" ), QgisApp::instance(), SLOT( saveAsLayerDefinition() ) );
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menu->addAction( actions->actionAddGroup( menu ) );
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@ -207,6 +221,9 @@ QMenu *QgsAppLayerTreeViewMenuProvider::createContextMenu()
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}
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menu->addSeparator();
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QAction *actionCopyLayer = new QAction( tr( "Copy Layer" ), menu );
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connect( actionCopyLayer, &QAction::triggered, QgisApp::instance(), &QgisApp::copyLayer );
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menu->addAction( actionCopyLayer );
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if ( vlayer )
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{
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@ -48,6 +48,11 @@ class QDomDocument;
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class QKeyEvent;
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class QPainter;
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/*
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* Constants used to describe copy-paste MIME types
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*/
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#define QGSCLIPBOARD_MAPLAYER_MIME "application/qgis.maplayer"
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/**
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* \ingroup core
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* Base class for all map layer types.
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@ -17,7 +17,7 @@
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<x>0</x>
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<y>0</y>
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<width>1030</width>
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<height>28</height>
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<height>22</height>
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</rect>
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</property>
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<property name="toolTip">
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@ -173,6 +173,9 @@
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<addaction name="mActionCopyStyle"/>
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<addaction name="mActionPasteStyle"/>
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<addaction name="separator"/>
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<addaction name="mActionCopyLayer"/>
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<addaction name="mActionPasteLayer"/>
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<addaction name="separator"/>
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<addaction name="mActionOpenTable"/>
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<addaction name="mActionToggleEditing"/>
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<addaction name="mActionSaveLayerEdits"/>
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@ -2983,6 +2986,27 @@ Acts on currently active editable layer</string>
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<string>Revert Project to Saved version</string>
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</property>
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</action>
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<action name="mActionCopyLayer">
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<property name="icon">
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<iconset resource="../../images/images.qrc">
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<normaloff>:/images/themes/default/mActionEditCopy.svg</normaloff>:/images/themes/default/mActionEditCopy.svg</iconset>
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</property>
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<property name="text">
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<string>Copy Layer</string>
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</property>
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</action>
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<action name="mActionPasteLayer">
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<property name="icon">
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<iconset resource="../../images/images.qrc">
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<normaloff>:/images/themes/default/mActionEditPaste.svg</normaloff>:/images/themes/default/mActionEditPaste.svg</iconset>
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</property>
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<property name="text">
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<string>Paste Layer/Group</string>
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</property>
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<property name="toolTip">
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<string>Paste Layer/Group</string>
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</property>
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</action>
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</widget>
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<resources>
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<include location="../../images/images.qrc"/>
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