[layouts] Add context menu entries for "copy" and "delete" item to

items list panel right click menu

Refs #11581

Author: nyalldawson

python/gui/layout/qgslayoutview.sip

@@ -195,6 +195,14 @@ class QgsLayoutView: QGraphicsView
     void copySelectedItems( ClipboardOperation operation );
 %Docstring
  Cuts or copies the selected items, respecting the specified ``operation``.
+.. seealso:: copyItems()
+.. seealso:: pasteItems()
+%End
+
+    void copyItems( const QList< QgsLayoutItem * > &items, ClipboardOperation operation );
+%Docstring
+ Cuts or copies the a list of ``items``, respecting the specified ``operation``.
+.. seealso:: copySelectedItems()
 .. seealso:: pasteItems()
 %End
 
@@ -356,6 +364,13 @@ class QgsLayoutView: QGraphicsView
     void deleteSelectedItems();
 %Docstring
  Deletes all selected items.
+.. seealso:: deleteItems()
+%End
+
+    void deleteItems( const QList< QgsLayoutItem * > &items );
+%Docstring
+ Delete the specified ``items``.
+.. seealso:: deleteSelectedItems()
 %End
 
     void groupSelectedItems();

src/app/layout/qgslayoutitemslistview.cpp

@@ -17,7 +17,9 @@
 #include "qgslayout.h"
 #include "qgslayoutmodel.h"
 #include "qgslayoutdesignerdialog.h"
+#include "qgslayoutview.h"
 #include <QHeaderView>
+#include <QMouseEvent>
 
 QgsLayoutItemsListView::QgsLayoutItemsListView( QWidget *parent, QgsLayoutDesignerDialog *designer )
   : QTreeView( parent )
@@ -58,6 +60,20 @@ void QgsLayoutItemsListView::showContextMenu( QPoint point )
 
   QMenu *menu = new QMenu( this );
 
+  QAction *copyAction = new QAction( tr( "Copy Item" ), menu );
+  connect( copyAction, &QAction::triggered, this, [this, item]()
+  {
+    mDesigner->view()->copyItems( QList< QgsLayoutItem * >() << item, QgsLayoutView::ClipboardCopy );
+  } );
+  menu->addAction( copyAction );
+  QAction *deleteAction = new QAction( tr( "Delete Item" ), menu );
+  connect( deleteAction, &QAction::triggered, this, [this, item]()
+  {
+    mDesigner->view()->deleteItems( QList< QgsLayoutItem * >() << item );
+  } );
+  menu->addAction( deleteAction );
+  menu->addSeparator();
+
   QAction *itemPropertiesAction = new QAction( tr( "Item Properties…" ), menu );
   connect( itemPropertiesAction, &QAction::triggered, this, [this, item]()
   {

src/gui/layout/qgslayoutview.cpp

@@ -282,13 +282,17 @@ void QgsLayoutView::resizeSelectedItems( QgsLayoutAligner::Resize resize )
 
 void QgsLayoutView::copySelectedItems( QgsLayoutView::ClipboardOperation operation )
 {
-  const QList<QgsLayoutItem *> selectedItems = currentLayout()->selectedLayoutItems();
+  copyItems( currentLayout()->selectedLayoutItems(), operation );
+}
+
+void QgsLayoutView::copyItems( const QList<QgsLayoutItem *> &items, QgsLayoutView::ClipboardOperation operation )
+{
   QgsReadWriteContext context;
   QDomDocument doc;
   QDomElement documentElement = doc.createElement( QStringLiteral( "LayoutItemClipboard" ) );
   if ( operation == ClipboardCut )
     currentLayout()->undoStack()->beginMacro( tr( "Cut Items" ) );
-  for ( QgsLayoutItem *item : selectedItems )
+  for ( QgsLayoutItem *item : items )
   {
     // copy every child from a group
     if ( QgsLayoutItemGroup *itemGroup = qobject_cast<QgsLayoutItemGroup *>( item ) )
@@ -710,16 +714,14 @@ void QgsLayoutView::unlockAllItems()
 
 void QgsLayoutView::deleteSelectedItems()
 {
-  if ( !currentLayout() )
-  {
-    return;
-  }
-
-  const QList<QgsLayoutItem *> selectedItems = currentLayout()->selectedLayoutItems();
+  deleteItems( currentLayout()->selectedLayoutItems() );
+}
 
+void QgsLayoutView::deleteItems( const QList<QgsLayoutItem *> &items )
+{
   currentLayout()->undoStack()->beginMacro( tr( "Delete Items" ) );
   //delete selected items
-  for ( QgsLayoutItem *item : selectedItems )
+  for ( QgsLayoutItem *item : items )
   {
     currentLayout()->removeLayoutItem( item );
   }

src/gui/layout/qgslayoutview.h

@@ -225,10 +225,18 @@ class GUI_EXPORT QgsLayoutView: public QGraphicsView
 
     /**
      * Cuts or copies the selected items, respecting the specified \a operation.
+     * \see copyItems()
      * \see pasteItems()
      */
     void copySelectedItems( ClipboardOperation operation );
 
+    /**
+     * Cuts or copies the a list of \a items, respecting the specified \a operation.
+     * \see copySelectedItems()
+     * \see pasteItems()
+     */
+    void copyItems( const QList< QgsLayoutItem * > &items, ClipboardOperation operation );
+
     /**
      * Pastes items from clipboard, using the specified \a mode.
      *
@@ -396,9 +404,16 @@ class GUI_EXPORT QgsLayoutView: public QGraphicsView
 
     /**
      * Deletes all selected items.
+     * \see deleteItems()
      */
     void deleteSelectedItems();
 
+    /**
+     * Delete the specified \a items.
+     * \see deleteSelectedItems()
+     */
+    void deleteItems( const QList< QgsLayoutItem * > &items );
+
     /**
      * Groups all selected items.
      * \see ungroupSelectedItems()

tests/src/python/test_qgslayoutview.py

@@ -636,6 +636,36 @@ def testResize(self):
         self.assertEqual(item2.sizeWithUnits(), QgsLayoutSize(19, 19, QgsUnitTypes.LayoutMillimeters))
         self.assertEqual(item3.sizeWithUnits(), QgsLayoutSize(1.8, 1.8, QgsUnitTypes.LayoutCentimeters))
 
+    def testDeleteItems(self):
+        p = QgsProject()
+        l = QgsLayout(p)
+
+        # add some items
+        item1 = QgsLayoutItemLabel(l)
+        item1.setText('label 1')
+        l.addLayoutItem(item1)
+        item2 = QgsLayoutItemLabel(l)
+        item2.setText('label 2')
+        l.addLayoutItem(item2)
+        item3 = QgsLayoutItemLabel(l)
+        item3.setText('label 2')
+        l.addLayoutItem(item3)
+
+        view = QgsLayoutView()
+        view.setCurrentLayout(l)
+        count_before = len(l.items())
+        view.deleteSelectedItems()
+        self.assertEqual(len(l.items()), count_before)
+
+        item2.setSelected(True)
+        view.deleteSelectedItems()
+        self.assertEqual(len(l.items()), count_before - 1)
+        self.assertIn(item1, l.items())
+        self.assertIn(item3, l.items())
+        view.deleteItems([item3])
+        self.assertEqual(len(l.items()), count_before - 2)
+        self.assertIn(item1, l.items())
+
     def testCopyPaste(self):
         p = QgsProject()
         l = QgsLayout(p)
@@ -670,6 +700,16 @@ def testCopyPaste(self):
         self.assertIn(sip.cast(pasted[0], QgsLayoutItemLabel).text(), ('label 1', 'label 2'))
         self.assertIn(sip.cast(pasted[1], QgsLayoutItemLabel).text(), ('label 1', 'label 2'))
 
+        # copy specific item
+        view.copyItems([item2], QgsLayoutView.ClipboardCopy)
+        l2 = QgsLayout(p)
+        view2 = QgsLayoutView()
+        view2.setCurrentLayout(l2)
+        pasted = view2.pasteItems(QgsLayoutView.PasteModeCursor)
+        self.assertEqual(len(pasted), 1)
+        self.assertIn(pasted[0], l2.items())
+        self.assertEqual(sip.cast(pasted[0], QgsLayoutItemLabel).text(), 'label 2')
+
     def testCutPaste(self):
         p = QgsProject()
         l = QgsLayout(p)