public void OnKeyDown(object sender, KeyEventArgs e) { ModifierKeys modifiers = Keyboard.Modifiers; switch (e.Key) { case Key.Escape: m_d3dInterop.OnCocos2dKeyEvent(Cocos2dKeyEvent.Escape); e.Handled = true; break; case Key.Back: m_d3dInterop.OnCocos2dKeyEvent(Cocos2dKeyEvent.Back); e.Handled = true; break; case Key.Enter: m_d3dInterop.OnCocos2dKeyEvent(Cocos2dKeyEvent.Enter); e.Handled = true; break; default: break; } }