Hiding menu items is a way to control the user interface of your application and restrict user commands.
隐藏功能表项目是控制您的应用程序使用者介面和限制使用者命令的方式。
GUI designers' predilection for control is evident in applications that continually attempt to control user navigation by graying and blackening menu items or controls within an application.
设计者倾向于控制程序是显而易见的，在程序中通过使菜单项和控件变灰或变黑，不断的试图控制用户的走向。
The menu bar control does not need a name unless an application has more than one menu bar.
除非应用程序有一个以上的功能表列，否则功能表列控制项不需要名称。
The menu bar control does not need a name unless an application has more than one menu bar.
除非应用程序有一个以上的功能表列，否则功能表列控制项不需要名称。
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