void InitializeDragOperation(ListBoxItem itemToDrag)
{
// Set some flags used during the drag operation.
this.IsDragInProgress = true;
this.canInitiateDrag = false;
// Let the ListBoxItem know that it is being dragged.
ListBoxItemDragState.SetIsBeingDragged(itemToDrag, true);
}
void FinishDragOperation(ListBoxItem draggedItem, AdornerLayer adornerLayer)
{
// Let the ListBoxItem know that it is not being dragged anymore.
ListBoxItemDragState.SetIsBeingDragged(draggedItem, false);
this.IsDragInProgress = false;
if (this.ItemUnderDragCursor != null)
{
this.ItemUnderDragCursor = null;
}
// Remove the drag adorner from the adorner layer.
if (adornerLayer != null)
{
adornerLayer.Remove(this.dragAdorner);
this.dragAdorner = null;
}
}
