VB中MoveWindow有什麽用處？

Private Declare Function MoveWindow Lib "user32" (ByVal hwnd As Long, _

ByVal x As Long, ByVal y As Long, ByVal nWidth As Long, ByVal nHeight As Long, _

ByVal bRepaint As Long) As Long 移動窗體。 MoveWindow 句柄,X, Y, 寬,高, True