private void OnTextToSourceValueConversionFailed(object sender, RoutedEventArgs e)
{
if (AdornerStoryboard != null && adorner != null)
{
adorner.State = HighlightAdornerState.Visible;
// Show visual indicator it has failed.
AdornerStoryboard.Begin(adorner);
}
}
private void OnTextToSourceValueConversionFailed(object sender, RoutedEventArgs e)
{
if (textBoxAndAdorners != null && AdornerStoryboard != null)
{
var adorner = textBoxAndAdorners.FirstOrDefault(x => x.TextBox == sender).Adorner;
if (adorner != null)
{
adorner.State = HighlightAdornerState.Visible;
// Show visual indicator it has failed.
AdornerStoryboard.Begin(adorner);
}
}
}
protected override void OnDetaching()
{
base.OnDetaching();
AssociatedObject.Validating -= OnValidating;
AssociatedObject.TextToSourceValueConversionFailed -= OnTextToSourceValueConversionFailed;
if (adorner != null)
{
if (AdornerStoryboard != null)
{
AdornerStoryboard.Remove(adorner);
}
AdornerLayer.GetAdornerLayer(AssociatedObject)?.Remove(adorner);
}
}
protected override void OnDetaching()
{
base.OnDetaching();
AssociatedObject.Loaded -= OnAssociatedObjectLoaded;
var textBoxes = AssociatedObject.FindVisualChildrenOfType <TextBoxBase>();
textBoxes.ForEach(x =>
{
x.Validating -= OnValidating;
x.TextToSourceValueConversionFailed -= OnTextToSourceValueConversionFailed;
});
if (textBoxAndAdorners != null)
{
if (AdornerStoryboard != null)
{
textBoxAndAdorners.ForEach(tba => AdornerStoryboard.Remove(tba.Adorner));
}
textBoxAndAdorners.ForEach(tba => AdornerLayer.GetAdornerLayer(tba.TextBox)?.Remove(tba.Adorner));
textBoxAndAdorners = null;
}
}
