System.Windows.Forms.MenuTracker.SelectItem C# (CSharp) Method

		void SelectItem (Menu menu, MenuItem item, bool execute)
		{
			MenuItem prev_item = CurrentMenu.SelectedItem;
			
			if (prev_item != item.Parent) {
				DeselectItem (prev_item);
				if ((CurrentMenu != menu) && (prev_item.Parent != item) && (prev_item.Parent is MenuItem)) {
					DeselectItem (prev_item.Parent as MenuItem);
				}
			}

			if (CurrentMenu != menu)
				CurrentMenu = menu;
			
			item.Selected = true;
			menu.InvalidateItem (item);
			
			if (((CurrentMenu == TopMenu) && execute) || ((CurrentMenu != TopMenu) && popup_active))
				item.PerformSelect ();

			if ((execute) && ((prev_item == null) || (item != prev_item.Parent)))
				ExecFocusedItem (menu, item);
		}