By default, the menu, its submenus, and the submenus of a C1Menu control remains open even when a user clicks outside of the menu. The only way users can close the menu is by clicking the C1Menu control. However, you can change this behavior by enabling the automatic closing feature, which will allow users to close menus by clicking outside of the menu control's boundaries. To turn on automatic closing, set the AutoClose property to True.
To enable automatic closing, use one of the following methods: