该程序演示如何获取窗口的 句柄、类、标题（并可获取密码框中的密码） 以及 如何获得当前鼠标位置、如何使窗体总处于最顶端-The program demonstrates how to obtain the window handle, class, title (and access to the password box password), as well as how to obtain the current mouse position, how to form the total a