这个例子演示了如何强制重画窗口某一区域.有时这是很需要的,例如当你使用LockWindowUpdate API 函数来加快某一控件的数据加载速度时. 新建一个工程,添加一个模块,代码如下: Private Type RECT Left As Long Top As Long Right As Long Bottom As Long End Type Private Type POINTAPI X As Long Y As Long End Type Private Declare Functio