protected override void OnVisualParentChanged(DependencyObject oldParent)
{
base.OnVisualParentChanged(oldParent);
FieldValueProviderCollection providers = VisualTree.FindFieldValueProviderCollection(this);
if (providers != null)
{
VisualTree.WithFieldDefinitionContainer(this, definition => providers.Add(definition.Identifier, this));
}
}
private void TryRegisterSelf()
{
if (!isAdded)
{
FieldValueProviderCollection collection = VisualTree.FindFieldValueProviderCollection(this);
if (collection != null)
{
collection.Add(Definition.Identifier, this);
isAdded = true;
}
}
}
public static void SetValueProviderCollection(DependencyObject obj, FieldValueProviderCollection value)
{
obj.SetValue(ValueProviderCollectionProperty, value);
}
