本实例通过一个钩子DLL实现了屏幕抓图的功能，它有一个缺陷，那就是只能保存整个屏幕图像，不过读者朋友可以在此基础上，实现屏幕任意区域的抓图功能，具体方法不再赘述，实现起来很容易的了，呵呵。-examples of the hook through a DLL screen in the screen function, it has a flaw, is that the only preservation of the entire screen image, but readers can be on this basis, screen arbitrary function in the region Previously, will not go into specific methods to achieve together very easy, huh .