* @return
*/
protected SDLEvent baseWaitEvent() {
int ret;
SDLEvent ret_event = null;
SDL_Event sdl_event = new SDL_Event();
Pointer holder = sdl_event.getPointer();
ret = SDLLibrary.INSTANCE.SDL_WaitEvent( holder );
if ( ret == 1 ) {
ret_event = SDLEvent.create( sdl_event );
} else if ( ret == 0 ) {