VB禁止用户复制文字，也不让粘贴文字，只要打开了本程序的“禁止复制”功能，连网页上的文字也不能复制，还有电脑上的其它复制操作都不能使用，即使复制成功，也不能粘贴，而且连键盘上的“PrtScr”屏幕抓图键也不能使用了，禁止粘贴功能时常是灰色不可用状态。-VB prohibit users to copy text or paste text, simply open the " Copy"　function is prohibited, even the text on the page can not be copied, the copy operation on the computer can not be used, even if the copy is successful, this program also can not paste, but even the " PrtScr"　on the keyboard, screen capture key can not be used to prohibit the paste function often is greyed state.