Catrobat.IDE.WindowsShared.Utilities.BSemaphore.WaitOne C# (CSharp) Method

        public override bool WaitOne()
        {
            _ewh.WaitOne();
            OnSuccessfullWait();
            return true;
        }

        public static Task RunAsyncOnMainThread(Action action)
        {
            var semaphore = new BSemaphore(0, 1);

            ServiceLocator.DispatcherService.RunOnMainThread(async() =>
            {
                action.Invoke();
                semaphore.Release();
            });

            return(Task.Run(() => semaphore.WaitOne()));
        }