public static void Execute(DockItem dockItem, DockPane pane, int index, DockItemShowMethod showMethod)
{
DockControl dockControl = pane.DockControl;
Debug.Assert(dockControl != null);
if (TestUndo(dockItem, dockControl))
{
dockControl.ExecuteCommand(new ShowAsTabbedCommand(dockItem, pane, index, showMethod));
}
else
{
dockItem.DoShowAsTabbed(pane, index, showMethod);
}
}
