过去用 C++/MFC 开发程序时，常常为用户提供鼠标的右键单击功能，如今在 .NET 框架中使用 C#，也想在程序中提供鼠标右键单击功能，比如，在文本框、窗格、标签以及主窗口背景上使用鼠标右键。毕竟 C# 不是 C++/MFC，那么如何用 C# 处理-past C / MFC development process, often to provide users with the right-mouse click functions, Now.NET framework using C#, the procedure would also like to provide right-click functions, for example, in the text frame, pane, labeling and the main window background on the use of right-clicking. After all, C# instead of C / MFC, how to deal with C#