Protected Overrides Sub OnMouseLeftButtonDown( _
   ByVal e As MouseButtonEventArgs _
) 

Dim instance As UXGridViewGroupBoxItem
Dim e As MouseButtonEventArgs
 
instance.OnMouseLeftButtonDown(e)

protected override void OnMouseLeftButtonDown( 
   MouseButtonEventArgs e
)

protected procedure OnMouseLeftButtonDown( 
    e: MouseButtonEventArgs
); override; 

protected override function OnMouseLeftButtonDown( 
   e : MouseButtonEventArgs
);

protected: void OnMouseLeftButtonDown( 
   MouseButtonEventArgs* e
) override 

protected:
void OnMouseLeftButtonDown( 
   MouseButtonEventArgs^ e
) override