java如何发送文本消息到wind

Question

java如何发送文本消息到wind

Answer 1

jna-platform-4.0.0.jar创建自定义Myuser32接口int SendMessage(HWND hWnd, int Msg, int wParam, String lParam);static Myuser32 INSTANCE = (Myuser32) Native.loadLibrary("user32",Myuser32.class, W32APIOptions.DEFAULT_OPTIONS);Myuser32库的实例发送接口函数获得user32库的实例static User32 user32 = User32.INSTANCE;static Myuser32 myuser32 = Myuser32.INSTANCE;（User32）用来查找窗口，（Myuser32）用来发送消息获取当前窗口句柄HWND h = user32.FindWindow(windowClass, title);windowClass：窗口类型；title：窗口标题；两个参数允许其中一个为null发送消息Send_Msg_Windows(h, msg);h：窗口句柄msg：待发送消息