private void tvWorkitems_Expanding(object sender, TreeViewAdvEventArgs e)
{
if (!IsHandleCreated)
{
return;
}
Invoke(new Action(() => waitCursor.Show()));
}
public void Run(Action task, Action onComplete, Action <Exception> onError = null)
{
worker.DoWork += (sender, e) => task.Invoke();
worker.RunWorkerCompleted += (sender, e) => {
if (e.Error != null && onError != null)
{
onError.Invoke(e.Error);
}
onComplete.Invoke();
waitCursor.Hide();
};
waitCursor.Show();
worker.RunWorkerAsync();
}
/// <summary>
/// This is synchronous projection of <see cref="BackgroundTaskRunner.Run"/>
/// </summary>
public void Run(Action task, Action onComplete, Action <Exception> onError = null)
{
waitCursor.Show();
Exception exception = null;
try {
task.Invoke();
} catch (Exception ex) {
exception = ex;
}
if (onError != null && exception != null)
{
onError.Invoke(exception);
}
onComplete.Invoke();
waitCursor.Hide();
}
