public int GetClientSize(int hwnd, out object width, out object height) { height = width = -1; switch (WindowsFormsApplication1.BaseData.SystemInfo.BindWindowsType) { case 1: //1是大漠2是AE { return(dm.GetClientSize(hwnd, out width, out height)); } case 2: { return(dm.GetClientSize(hwnd, out width, out height)); } default: return(0); } }