获取UG窗口句柄。实现操作UG窗口最小化、最大化、关闭功能 intdoWork() { //UG窗口句柄 HWNDhwndUG=(HWND)UF_UI_get_default_parent(); uc1601("最小化UG窗口",1); SendMessage(hwndUG,WM_SYSCOMMAND,SC_MINIMIZE,0); uc1601("最大化UG窗口",1); SendMessage(hwndUG,WM_SYSCOMMAND,SC_MAXIMIZE,0); uc1601("关闭UG窗口",1); SendMessage(hwndUG,WM_SYSCOMMAND,S...