表示快捷菜单
命名空间: System.Windows.Forms
程序集:
System.Windows.Forms（位于 System.Windows.Forms.dll）
System.Object
??System.MarshalByRefObject
????System.ComponentModel.Component
??????System.Windows.Forms.Control
????????System.Windows.Forms.ScrollableControl
??????????System.Windows.Forms.ToolStrip
????????????System.Windows.Forms.ToolStripDropDown
??????????????System.Windows.Forms.ToolStripDropDownMenu
????????????????System.Windows.Forms.ContextMenuStrip
ContextMenuStrip replaces ContextMenu.ContextMenuStrip 是用于取代ContextMenu。
原文：http://www.cnblogs.com/xinyf/p/5960791.html