public override void OnApplyTemplate()
{
base.OnApplyTemplate();
Dispatcher.BeginInvoke(new Action(() =>
{
_cancelButton = Template?.FindName("PART_CancelButton", this) as Button;
TemplateApplied?.Invoke(this, new EventArgs());
}), DispatcherPriority.Loaded);
}
private static void OnTemplateApplied(object sender, RoutedEventArgs e)
{
TemplateApplied?.Invoke(sender, (TemplateAppliedEventArgs)e);
}