说明：  这是一个SDK程序。本程序跟踪显示鼠标的坐标位置，同时，若有鼠标操作，可在窗口标题栏中显示操作信息，要是在窗口客户区中进行双击，就会在双击位置点上显示位置信息。此外，客户中还有两个位图，当鼠标移动到位图上时，就会改变为自己定义的光标。该程序适合Win32编程初学者，内含大量的中文注释。
(SDK This is a process. This program tracking shows the coordinates of the mouse position, and if the mouse operation, the window title bar shows operating information, if the window area for customers double-click, double-click will be the point location shown on the location information. In addition, customers there are two bitmap, when the mouse movement on the plan in place, they will change their definition of the cursor. The program suitable for beginners Win32 programming, with a lot of Chinese Notes.)