// Creates or updates the dragged Adorner. private void ShowDraggedAdorner(Point currentPosition) { if (_draggedAdorner == null) { var adornerLayer = AdornerLayer.GetAdornerLayer(_sourceItemsControl); _draggedAdorner = new DraggedAdorner(_draggedData, GetDragDropTemplate(_sourceItemsControl), _sourceItemContainer, adornerLayer); } _draggedAdorner.SetPosition( currentPosition.X - _initialMousePosition.X + _initialMouseOffset.X, currentPosition.Y - _initialMousePosition.Y + _initialMouseOffset.Y); }
private void RemoveDraggedAdorner() { if (_draggedAdorner != null) { _draggedAdorner.Detach(); _draggedAdorner = null; } }