public static async UniTask OnInvokeAsync(this UnityEvent unityEvent, CancellationToken cancellationToken)
{
using (var handler = unityEvent.GetAsyncEventHandler(cancellationToken))
{
await handler.OnInvokeAsync();
}
}
public static async UniTask OnInvokeAsync(this UnityEvent unityEvent)
{
using (var handler = unityEvent.GetAsyncEventHandler())
{
await handler.OnInvokeAsync();
}
}
/// <summary>
/// イベントが発火するまで待機する
/// </summary>
private async UniTaskVoid MoveAsync(
UnityEvent unityEvent, CancellationToken token)
{
using (var asyncHandler = unityEvent.GetAsyncEventHandler(token))
{
// イベントが発火するまで待つ
await asyncHandler.OnInvokeAsync();
Debug.Log("Event received!");
}
}
private void Start()
{
// CancellationToken取得
var token = this.GetCancellationTokenOnDestroy();
// ButtonクリックのUnityEvent
UnityEvent clickEvent = _button.onClick;
// AsyncUnityEventHandlerをキャッシュ
_asyncUnityEventHandler = clickEvent.GetAsyncEventHandler(token);
MoveAsync(token).Forget();
}