private static void ProgressChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
//Workaround for IsEnabled to not work correctly when Command state sets children of the progress control while progress is shown (thus content root is set to IsEnabled=false)
ProgressControl ProgressControl = (ProgressControl)d;
if (e.NewValue == null)
{
//Progress is hidden. Template sets the ISEnabled back, we have to refresh the Buttons & Hypelink states (see issue description above)
UIElement Content = ProgressControl.Template.FindName("Content", ProgressControl) as UIElement;
Content?.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, (Action) delegate { ProgressControl.Update(Content); });
}
else
{
//Progress is shown. Template will handle
}
}
private static void Update(UIElement element)
{
foreach (DependencyObject Child in element.GetVisualDescendantsDepthFirst <DependencyObject>())
{
if (Child is TextBlock)
{
foreach (Inline Inline in ((TextBlock)Child).Inlines)
{
if (Inline is InlineUIContainer)
{
ProgressControl.Update(((InlineUIContainer)Inline).Child);
}
Inline.InvalidateProperty(UIElement.IsEnabledProperty);
}
}
Child.InvalidateProperty(UIElement.IsEnabledProperty);
}
}