利用HOOK技术，截获所有消息，并进行判断，如果是回车或空格按键消息，就将其屏蔽。 在VC中利用ADO访问数据库。-HOOK technology intercepts all messages, and to judge if it is a carriage return or space key messages will shield. Access the database using ADO in VC.

孙鑫老师讲解的钩子程序源码及相关资料，内含ppt讲解内容，详细讲解了hook和数据库访问的原理，是很好的学习资料-SUN Xin teachers explain the the hook program source code and related information, containing ppt to explain the content and explain in detail the principles of the hook and database access is