只有下面这几种格式没有你所说的tx格式
PlainAnsiText = 1
InternalFormat = 2,
HTMLFormat = 4,
RichTextFormat = 8,
PlainText = 16,
InternalUnicodeFormat = 32,
MSWord = 64,
XMLFormat = 128,
CascadingStylesheet = 256,
AdobePDF = 512,
WordprocessingML = 1024,
AdobePDFA = 2048,
All = 4095,
另外修改右键菜单的方法我已经找到了,在这个事件里面修改 textControl1_TextContextMenuOpening |