private void RemoveAdorner()
{
if (_adorner is null || _adornerLayer is null)
{
return;
}
if (_adornerDragDrop != null)
{
ControlAdornerDragDrop.Detach(_adornerDragDrop);
_adornerDragDrop = null;
}
if (_adornerResizing != null)
{
ResizingAdorner.Detach(_adornerResizing);
_adornerResizing = null;
}
_adornerLayer.Remove(_adorner);
_adorner.Child = null;
_adorner = null;
_adornerLayer = null;
RegisterBeingMovedOut();
}
private void UpdateResizingAdorner()
{
if (IsOpen && (ResizeMode == ResizeMode.CanResize || ResizeMode == ResizeMode.CanResizeWithGrip))
{
if (_adornerResizing == null && _adorner != null)
{
_adornerResizing = ResizingAdorner.Attach(this);
}
}
else
{
if (_adornerResizing != null)
{
ResizingAdorner.Detach(_adornerResizing);
_adornerResizing = null;
}
}
}