public static AdornerCollection GetAdorners(DependencyObject d)
{
if (d.GetValue(AdornersProperty) is not AdornerCollection collection)
{
var fe = d as FrameworkElement ?? throw new Exception("sdf2 vv");
collection = new AdornerCollection(fe);
collection.CollectionChanged += Adorners_CollectionChanged;
d.SetValue(AdornersProperty, collection);
fe.DataContextChanged += AdornedFrameworkElement_DataContextChanged;
fe.Loaded += AdornedFrameworkElement_Loaded;
fe.Unloaded += AdornedFrameworkElement_Unloaded;
}
return(collection);
void AdornedFrameworkElement_Loaded(object sender, RoutedEventArgs args)
{
UpdateAdorner((FrameworkElement)sender);
}
void AdornedFrameworkElement_Unloaded(object sender, RoutedEventArgs args)
{
HideAdorner((FrameworkElement)sender);
}
}
public static void SetAdorners(DependencyObject d, AdornerCollection value)
{
d.SetValue(AdornersProperty, value);
}
