private static void OnLoadDetectionChanged(DependencyObject dpo, DependencyPropertyChangedEventArgs ev)
{
if ((bool)ev.NewValue == true)
{
SubTreeAdded?.Invoke(dpo, new EventArgs());
if (dpo is FrameworkElement)
{
(dpo as FrameworkElement).Loaded += LoadedEventHandler;
}
else if (dpo is FrameworkContentElement)
{
(dpo as FrameworkContentElement).Loaded += LoadedEventHandler;
}
Css.instance.UpdateElement(dpo);
}
else
{
SubTreeRemoved?.Invoke(dpo, new EventArgs());
if (dpo is FrameworkElement)
{
(dpo as FrameworkElement).Loaded -= LoadedEventHandler;
}
else if (dpo is FrameworkContentElement)
{
(dpo as FrameworkContentElement).Loaded -= LoadedEventHandler;
}
Css.instance.UnapplyMatchingStyles(dpo, null);
}
}
private static void RemoveChildInternal(Element element)
{
if (CanUnattachChild(element))
{
UnattachedChild(element);
SubTreeRemoved?.Invoke(element, new EventArgs());
}
}
private static void LoadedDetectionHelper_Unloaded(object sender, RoutedEventArgs e)
{
Debug.WriteLine("Removed (LoadedDetectionHelper_Unloaded)");
// (sender as FrameworkElement).Unloaded -= LoadedDetectionHelper_Unloaded;
Css.instance?.UnapplyMatchingStyles(sender as FrameworkElement, null);
SubTreeRemoved?.Invoke(sender, new EventArgs());
}
private static void OnLoadDetectionChanged(DependencyObject dpo, DependencyPropertyChangedEventArgs ev)
{
if ((dpo is TextBlock t) &&
t.Name == MarkupExtensionParser.MarkupParserHelperId)
{
return;
}
if ((bool)ev.NewValue == true)
{
SubTreeAdded?.Invoke(dpo, new EventArgs());
if (dpo is FrameworkElement)
{
(dpo as FrameworkElement).Loaded += LoadedEventHandler;
}
else if (dpo is FrameworkContentElement)
{
(dpo as FrameworkContentElement).Loaded += LoadedEventHandler;
}
}
else
{
SubTreeRemoved?.Invoke(dpo, new EventArgs());
if (dpo is FrameworkElement)
{
(dpo as FrameworkElement).Loaded -= LoadedEventHandler;
}
else if (dpo is FrameworkContentElement)
{
(dpo as FrameworkContentElement).Loaded -= LoadedEventHandler;
}
Css.instance?.UnapplyMatchingStyles(dpo, null);
}
}
private static void LoadedDetectionHelper_Unloaded(object sender, RoutedEventArgs e)
{
SubTreeRemoved?.Invoke(sender, new EventArgs());
Css.instance?.RemoveElement(sender as DependencyObject);
}
