Dispatch commands from menus for real

Change-Id: I01997caa22e14c1350bd83100edb74397ebab5d7

vcl/inc/qt5/Qt5Menu.hxx

@@ -42,6 +42,7 @@ public:
     virtual void                SetSubMenu( SalMenuItem* pSalMenuItem, SalMenu* pSubMenu, unsigned nPos ) override;
     virtual void                SetFrame( const SalFrame* pFrame ) override;
     const Qt5Frame*             GetFrame() const;
+    Qt5Menu*                    GetTopLevel();
     virtual void                CheckItem( unsigned nPos, bool bCheck ) override;
     virtual void                EnableItem( unsigned nPos, bool bEnable ) override;
     virtual void                ShowItem( unsigned nPos, bool bShow ) override;
@@ -56,7 +57,7 @@ public:
     Qt5MenuItem*                GetItemAtPos( unsigned nPos ) { return maItems[ nPos ]; }
 
 private slots:
-    void DispatchCommand();
+    void DispatchCommand( Qt5MenuItem* pQItem );
 };
 
 class Qt5MenuItem : public SalMenuItem

vcl/qt5/Qt5Menu.cxx

@@ -114,7 +114,8 @@ void Qt5Menu::DoFullMenuUpdate( Menu* pMenuBar, QMenu* pParentMenu )
                     // leaf menu
                     QAction *pAction = pQMenu->addAction( toQString(aText) );
                     pAction->setShortcut( toQString( nAccelKey.GetName(GetFrame()->GetWindow()) ) );
-                    connect( pAction, &QAction::triggered, this, &Qt5Menu::DispatchCommand );
+                    connect( pAction, &QAction::triggered, this,
+                             [this, pSalMenuItem]{ DispatchCommand(pSalMenuItem); } );
                 }
             }
         }
@@ -156,6 +157,14 @@ void Qt5Menu::GetSystemMenuData( SystemMenuData* pData )
 {
 }
 
+Qt5Menu* Qt5Menu::GetTopLevel()
+{
+    Qt5Menu *pMenu = this;
+    while (pMenu->mpParentSalMenu)
+        pMenu = pMenu->mpParentSalMenu;
+    return pMenu;
+}
+
 const Qt5Frame* Qt5Menu::GetFrame() const
 {
     SolarMutexGuard aGuard;
@@ -165,9 +174,15 @@ const Qt5Frame* Qt5Menu::GetFrame() const
     return pMenu ? pMenu->mpFrame : nullptr;
 }
 
-void Qt5Menu::DispatchCommand()
+void Qt5Menu::DispatchCommand( Qt5MenuItem *pQItem )
 {
-    SAL_WARN("vcl.qt5", "menu triggered");
+    if ( pQItem )
+    {
+        Qt5Menu* pSalMenu = pQItem->mpParentMenu;
+        Qt5Menu* pTopLevel = pSalMenu->GetTopLevel();
+        pTopLevel->GetMenu()->HandleMenuCommandEvent(pSalMenu->GetMenu(), pQItem->mnId);
+        SAL_WARN("vcl.qt5", "menu triggered " << pQItem->mnId );
+    }
 }
 
 void Qt5Menu::NativeItemText( OUString& rItemText )