protected virtual void OnPreviewDragDrop(RadDropEventArgs e)
{
EventHandler <RadDropEventArgs> eh = this.Events[PreviewDragDropEventKey] as EventHandler <RadDropEventArgs>;
if (eh != null)
{
eh(this, e);
}
}
protected virtual void OnPreviewDragDrop(RadDropEventArgs e)
{
EventHandler <RadDropEventArgs> eventHandler = this.Events[RadDragDropService.PreviewDragDropEventKey] as EventHandler <RadDropEventArgs>;
if (eventHandler == null)
{
return;
}
eventHandler((object)this, e);
}
protected override void Commit()
{
RadItem context = this.Context as RadItem;
context.Capture = false;
RadDropEventArgs e = new RadDropEventArgs((ISupportDrag)context, this.target, this.dropLocation);
this.OnPreviewDragDrop(e);
if (e.Handled)
{
return;
}
this.target.DragDrop(this.dropLocation, (ISupportDrag)context);
}
protected override void Commit()
{
RadItem draggedItem = this.Context as RadItem;
Debug.Assert(draggedItem != null, "Invalid drag instance");
draggedItem.Capture = false;
RadDropEventArgs args = new RadDropEventArgs(draggedItem, this.target, this.dropLocation);
this.OnPreviewDragDrop(args);
if (args.Handled)
{
return;
}
this.target.DragDrop(this.dropLocation, draggedItem);
}
