Breaking News: Grepper is joining You.com. Read the official announcement!

csharp stop awaited method cancellation token

Joe Scheiman answered on January 5, 2023 Popularity 1/10 Helpfulness 1/10

answer csharp stop awaited method cancellation token

csharp stop awaited method cancellation token

Comment

CancellationTokenSource cts;

private async void ScreenTap(object sender, System.Windows.Input.GestureEventArgs e)
{
  if (cts == null)
  {
    cts = new CancellationTokenSource();
    try
    {
      await DoSomethingAsync(cts.Token);
    }
    catch (OperationCanceledException)
    {
    }
    finally
    {
      cts = null;
    }
  }
  else
  {
    cts.Cancel();
    cts = null;
  }
}

private async Task DoSomethingAsync(CancellationToken token) 
{
  playing = true;
  for (int i = 0; ; count++)
  {
    token.ThrowIfCancellationRequested();
    await doingsomethingAsync(text, token);
  }
  playing = false;
}

Popularity 1/10 Helpfulness 1/10 Language csharp

Source: stackoverflow.com

Tags: c# cancellation-token

Link to this answer
Share Copy Link