全局钩子的一个例子，能截获CBT_Active消息，对该窗口的标题进行修改，对了解钩子有很好的作用,An example of the global hook that can intercept CBT_Active message, the title of the window changes to the understanding of the role of good hook

一个建立系统钩子的例子- An establishment system clasp example

基于全局的C#键盘鼠标钩子程序源码，已经demo过，没有问题-Based on the overall situation of the C# source code keyboard and mouse hook procedures have demo, and there is no problem