class Menu : Play { override fun onKey(event: KeyEvent) { if (findInput("escape").matches(event) == true) { if (menuName.isBlank()) { quit() } else { startScene(menuName) } } } // Don't allow panning using right mouse dragging override fun onMouseMove( event : MouseEvent ) { } // Don't allow panning when the mouse is near the edge of the window. override fun edgePanning() { } }