PushEvent about go-sdl HOT 3 OPEN

func PushEvent(event Event) bool {
    var p cast
    switch ev := event.(type) {
        case ActiveEvent: p = cast(&ev)
        case KeyboardEvent: p = cast(&ev)
        case MouseMotionEvent: p = cast(&ev)
        case MouseButtonEvent: p = cast(&ev)
        case JoyAxisEvent: p = cast(&ev)
        case JoyBallEvent: p = cast(&ev)
        case JoyHatEvent: p = cast(&ev)
        case JoyButtonEvent: p = cast(&ev)
        case ResizeEvent: p = cast(&ev)
        case ExposeEvent: p = cast(&ev)
        case QuitEvent: p = cast(&ev)
        case UserEvent: p = cast(&ev)
        case SysWMEvent: p = cast(&ev)
        default: panic(fmt.Errorf("Unknown event type: %T", event))
    }
    ret := C.SDL_PushEvent((*C.SDL_Event)(p))
    return ret != 0
}