Remove CRS on del key pressed

qgis · Apr 24, 2023 · 3852bd4 · 3852bd4
1 parent e5e65ec
commit 3852bd4
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diff --git a/python/gui/auto_generated/qgsprojectionselectiontreewidget.sip.in b/python/gui/auto_generated/qgsprojectionselectiontreewidget.sip.in
@@ -198,6 +198,9 @@ Emitted when the selection in the tree is changed from a valid selection to an i
     virtual void resizeEvent( QResizeEvent *event );
 
 
+    virtual bool eventFilter( QObject *obj, QEvent *ev );
+
+
 };
 
 /************************************************************************

diff --git a/src/gui/qgsprojectionselectiontreewidget.cpp b/src/gui/qgsprojectionselectiontreewidget.cpp
@@ -98,6 +98,9 @@ QgsProjectionSelectionTreeWidget::QgsProjectionSelectionTreeWidget( QWidget *par
     menu.exec( lstRecent->viewport()->mapToGlobal( pos ) );
   } );
 
+  // Install event fiter to catch delete key press on the recent crs list
+  lstRecent->installEventFilter( this );
+
   mRecentProjections = QgsCoordinateReferenceSystem::recentCoordinateReferenceSystems();
 
   mCheckBoxNoProjection->setHidden( true );
@@ -174,6 +177,25 @@ void QgsProjectionSelectionTreeWidget::showEvent( QShowEvent *event )
   mInitialized = true;
 }
 
+
+bool QgsProjectionSelectionTreeWidget::eventFilter( QObject *obj, QEvent *ev )
+{
+  if ( obj != lstRecent )
+    return false;
+
+  if ( ev->type() != QEvent::KeyPress )
+    return false;
+
+  QKeyEvent *keyEvent = static_cast<QKeyEvent *>( ev );
+  if ( keyEvent->matches( QKeySequence::Delete ) )
+  {
+    removeRecentCrsItem( lstRecent->currentItem() );
+    return true;
+  }
+
+  return false;
+}
+
 QString QgsProjectionSelectionTreeWidget::ogcWmsCrsFilterAsSqlExpression( QSet<QString> *crsFilter )
 {
   QString sqlExpression = QStringLiteral( "1" );           // it's "SQL" for "true"

diff --git a/src/gui/qgsprojectionselectiontreewidget.h b/src/gui/qgsprojectionselectiontreewidget.h
@@ -186,6 +186,9 @@ class GUI_EXPORT QgsProjectionSelectionTreeWidget : public QWidget, private Ui::
     // Used to manage column sizes
     void resizeEvent( QResizeEvent *event ) override;
 
+    // Used to catch key presses on the recent projections list
+    bool eventFilter( QObject *obj, QEvent *ev ) override;
+
   private:
 
     /**