VB源码检测鼠标是否在窗体内部，或者已经移出了窗体，VB6.0测试鼠标是否在窗体里的小程序，输出坐标、显示是否在窗体里、判定能力。-VB source code to detect whether the mouse is within the form, or has been removed from the form, the VB6.0 test whether the mouse is in the form of small program, the output coordinates, the ability to determine whether in the form.