[FEATURE] Add select all, select none and invert selection to composer edit menu

Author: nyalldawson

src/app/composer/qgscomposer.cpp

@@ -234,6 +234,10 @@ QgsComposer::QgsComposer( QgisApp *qgis, const QString& title )
   editMenu->addAction( mActionPaste );
   //TODO : "Ctrl+Shift+V" is one way to paste in place, but on some platforms you can use Shift+Ins and F18
   editMenu->addAction( mActionPasteInPlace );
+  editMenu->addSeparator();
+  editMenu->addAction( mActionSelectAll );
+  editMenu->addAction( mActionDeselectAll );
+  editMenu->addAction( mActionInvertSelection );
 
   QMenu *viewMenu = menuBar()->addMenu( tr( "View" ) );
   viewMenu->addAction( mActionZoomIn );
@@ -1751,6 +1755,30 @@ void QgsComposer::on_mActionDeleteSelection_triggered()
   }
 }
 
+void QgsComposer::on_mActionSelectAll_triggered()
+{
+  if ( mView )
+  {
+    mView->selectAll();
+  }
+}
+
+void QgsComposer::on_mActionDeselectAll_triggered()
+{
+  if ( mView )
+  {
+    mView->selectNone();
+  }
+}
+
+void QgsComposer::on_mActionInvertSelection_triggered()
+{
+  if ( mView )
+  {
+    mView->selectInvert();
+  }
+}
+
 void QgsComposer::on_mActionRaiseItems_triggered()
 {
   if ( mComposition )

src/app/composer/qgscomposer.h

@@ -222,6 +222,15 @@ class QgsComposer: public QMainWindow, private Ui::QgsComposerBase
     //! Delete selected item(s)
     void on_mActionDeleteSelection_triggered();
 
+    //! Select all items
+    void on_mActionSelectAll_triggered();
+
+    //! Deselect all items
+    void on_mActionDeselectAll_triggered();
+
+    //! Invert selection
+    void on_mActionInvertSelection_triggered();
+
     //! Ungroup selected item group
     void on_mActionUngroupItems_triggered();
 

src/gui/qgscomposerview.cpp

@@ -38,6 +38,7 @@
 #include "qgscomposerattributetable.h"
 #include "qgslogger.h"
 #include "qgsaddremovemultiframecommand.h"
+#include "qgspaperitem.h"
 
 QgsComposerView::QgsComposerView( QWidget* parent, const char* name, Qt::WFlags f )
     : QGraphicsView( parent )
@@ -595,6 +596,77 @@ void QgsComposerView::deleteSelectedItems()
   }
 }
 
+void QgsComposerView::selectAll()
+{
+  if ( !composition() )
+  {
+    return;
+  }
+
+  //select all items in composer
+  QList<QGraphicsItem *> itemList = composition()->items();
+  QList<QGraphicsItem *>::iterator itemIt = itemList.begin();
+  for ( ; itemIt != itemList.end(); ++itemIt )
+  {
+    QgsComposerItem* mypItem = dynamic_cast<QgsComposerItem *>( *itemIt );
+    QgsPaperItem* paperItem = dynamic_cast<QgsPaperItem*>( *itemIt );
+    if ( mypItem && !paperItem )
+    {
+      if ( !mypItem->positionLock() )
+      {
+        mypItem->setSelected( true );
+      }
+      else
+      {
+        //deselect all locked items
+        mypItem->setSelected( false );
+      }
+      emit selectedItemChanged( mypItem );
+    }
+  }
+}
+
+void QgsComposerView::selectNone()
+{
+  if ( !composition() )
+  {
+    return;
+  }
+
+  composition()->clearSelection();
+}
+
+void QgsComposerView::selectInvert()
+{
+  if ( !composition() )
+  {
+    return;
+  }
+
+  //check all items in composer
+  QList<QGraphicsItem *> itemList = composition()->items();
+  QList<QGraphicsItem *>::iterator itemIt = itemList.begin();
+  for ( ; itemIt != itemList.end(); ++itemIt )
+  {
+    QgsComposerItem* mypItem = dynamic_cast<QgsComposerItem *>( *itemIt );
+    QgsPaperItem* paperItem = dynamic_cast<QgsPaperItem*>( *itemIt );
+    if ( mypItem && !paperItem )
+    {
+      //flip selected state for items (and deselect any locked items)
+      if ( mypItem->selected() || mypItem->positionLock() )
+      {
+
+        mypItem->setSelected( false );
+      }
+      else
+      {
+        mypItem->setSelected( true );
+        emit selectedItemChanged( mypItem );
+      }
+    }
+  }
+}
+
 void QgsComposerView::keyPressEvent( QKeyEvent * e )
 {
   if ( !composition() )

src/gui/qgscomposerview.h

@@ -104,6 +104,15 @@ class GUI_EXPORT QgsComposerView: public QGraphicsView
     /**Deletes selected items*/
     void deleteSelectedItems();
 
+    /**Selects all items*/
+    void selectAll();
+
+    /**Deselects all items*/
+    void selectNone();
+
+    /**Inverts current selection*/
+    void selectInvert();
+
     QgsComposerView::Tool currentTool() const {return mCurrentTool;}
     void setCurrentTool( QgsComposerView::Tool t ) {mCurrentTool = t;}
 

src/ui/qgscomposerbase.ui

@@ -458,7 +458,7 @@
     </iconset>
    </property>
    <property name="text">
-    <string>Undo</string>
+    <string>&amp;Undo</string>
    </property>
    <property name="toolTip">
     <string>Revert last change</string>
@@ -473,7 +473,7 @@
      <normaloff>:/images/themes/default/mActionRedo.png</normaloff>:/images/themes/default/mActionRedo.png</iconset>
    </property>
    <property name="text">
-    <string>Redo</string>
+    <string>&amp;Redo</string>
    </property>
    <property name="toolTip">
     <string>Restore last change</string>
@@ -614,7 +614,37 @@
    <property name="shortcut">
     <string>Del</string>
    </property>
-  </action>  
+  </action>
+  <action name="mActionDeselectAll">
+   <property name="text">
+    <string>De&amp;select All</string>
+   </property>
+   <property name="toolTip">
+    <string>Deselect all</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+Shift+A</string>
+   </property>
+  </action>
+  <action name="mActionSelectAll">
+   <property name="text">
+    <string>Select &amp;All</string>
+   </property>
+   <property name="toolTip">
+    <string>Select all items</string>
+   </property>
+   <property name="shortcut">
+    <string>Ctrl+A</string>
+   </property>
+  </action>
+  <action name="mActionInvertSelection">
+   <property name="text">
+    <string>&amp;Invert Selection</string>
+   </property>
+   <property name="toolTip">
+    <string>Invert selection</string>
+   </property>
+  </action>
  </widget>
  <resources>
   <include location="../../images/images.qrc"/>