public IntPtr create(WindowEventListener obj)
 {
     handle = GCHandle.Alloc(obj);
     return(NativeWindowListener_Create(windowMovedCallback, windowResizedCallback, windowClosingCallback, windowClosedCallback, windowFocusChangeCallback, GCHandle.ToIntPtr(handle)));
 }
 public static void removeWindowEventListener(RenderWindow window, WindowEventListener listener)
 {
     WindowEventUtilities_removeWindowEventListener(window.OgreRenderTarget, listener.OgreListener);
 }