Open context menu for MainWindow

Task-Number: QTCREATORBUG-2406
Reviewed-by: hjk

src/libs/utils/fancymainwindow.cpp

@@ -33,6 +33,7 @@
 #include <QtCore/QHash>
 
 #include <QtGui/QAction>
+#include <QtGui/QContextMenuEvent>
 #include <QtGui/QMenu>
 #include <QtGui/QDockWidget>
 #include <QtCore/QSettings>
@@ -179,6 +180,13 @@ void FancyMainWindow::showEvent(QShowEvent *event)
     handleVisibilityChanged(true);
 }
 
+void FancyMainWindow::contextMenuEvent(QContextMenuEvent *event)
+{
+    QMenu *menu = createPopupMenu();
+    menu->exec(event->globalPos());
+    delete menu;
+}
+
 void FancyMainWindow::handleVisibilityChanged(bool visible)
 {
     d->m_handleDockVisibilityChanges = false;

src/libs/utils/fancymainwindow.h

@@ -92,7 +92,7 @@ public slots:
 protected:
     void hideEvent(QHideEvent *event);
     void showEvent(QShowEvent *event);
-
+    void contextMenuEvent(QContextMenuEvent *event);
 private slots:
     void onDockActionTriggered();
     void onDockVisibilityChange(bool);

src/plugins/debugger/debuggermainwindow.cpp

@@ -67,7 +67,7 @@ QMenu* DebuggerMainWindow::createPopupMenu()
     const QList<QDockWidget* > dockwidgets = m_uiSwitcher->i_mw_dockWidgets();
 
     if (!dockwidgets.isEmpty()) {
-        menu = new QMenu(this);
+        menu = FancyMainWindow::createPopupMenu();
 
         foreach (QDockWidget *dockWidget, dockwidgets) {
             if (dockWidget->parentWidget() == this)