这是一个鼠标钩子的应用示例程序，该源程序是在C++Builder编程环境下编译通过，运行后可以的到鼠标指向的屏幕坐标位置。-This is a sample application of the mouse hook procedures, the source is in the C++ Builder programming environment to compile is passed, after running to the screen coordinates of the mou