C#模拟QQ发送消息

非QQ协议发送消息, 而是使用桌面qq, 然后程序模拟windows按键, 使用qq发送消息. 可以改为Cosole平台, OWIN接收信息, 给个人或群发送聊天信息.

程序流程:1.聊天内容复制到剪切板 2.遍历QQ窗口找到指定窗口 3.发送激活窗口命令, 模拟发送Ctrl+V, Ctrl+回车

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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Windows.Forms;
 
namespace 发送QQ消息
{
    class Global
    {
        public static string ChatWindowName = "";
        #region bVk参数 常量定义
 
        public const byte vbKeyLButton = 0x1;    // 鼠标左键
        public const byte vbKeyRButton = 0x2;    // 鼠标右键
        public const byte vbKeyCancel = 0x3;     // CANCEL 键
        public const byte vbKeyMButton = 0x4;    // 鼠标中键
        public const byte vbKeyBack = 0x8;       // BACKSPACE 键
        public const byte vbKeyTab = 0x9;        // TAB 键
        public const byte vbKeyClear = 0xC;      // CLEAR 键
        public const byte vbKeyReturn = 0xD;     // ENTER 键
        public const byte vbKeyShift = 0x10;     // SHIFT 键
        public const byte vbKeyControl = 0x11;   // CTRL 键
        public const byte vbKeyAlt = 18;         // Alt 键  (键码18)
        public const byte vbKeyMenu = 0x12;      // MENU 键
        public const byte vbKeyPause = 0x13;     // PAUSE 键
        public const byte vbKeyCapital = 0x14;   // CAPS LOCK 键
        public const byte vbKeyEscape = 0x1B;    // ESC 键
        public const byte vbKeySpace = 0x20;     // SPACEBAR 键
        public const byte vbKeyPageUp = 0x21;    // PAGE UP 键
        public const byte vbKeyEnd = 0x23;       // End 键
        public const byte vbKeyHome = 0x24;      // HOME 键
        public const byte vbKeyLeft = 0x25;      // LEFT ARROW 键
        public const byte vbKeyUp = 0x26;        // UP ARROW 键
        public const byte vbKeyRight = 0x27;     // RIGHT ARROW 键
        public const byte vbKeyDown = 0x28;      // DOWN ARROW 键
        public const byte vbKeySelect = 0x29;    // Select 键
        public const byte vbKeyPrint = 0x2A;     // PRINT SCREEN 键
        public const byte vbKeyExecute = 0x2B;   // EXECUTE 键
        public const byte vbKeySnapshot = 0x2C;  // SNAPSHOT 键
        public const byte vbKeyDelete = 0x2E;    // Delete 键
        public const byte vbKeyHelp = 0x2F;      // HELP 键
        public const byte vbKeyNumlock = 0x90;   // NUM LOCK 键
 
        //常用键 字母键A到Z
        public const byte vbKeyA = 65;
        public const byte vbKeyB = 66;
        public const byte vbKeyC = 67;
        public const byte vbKeyD = 68;
        public const byte vbKeyE = 69;
        public const byte vbKeyF = 70;
        public const byte vbKeyG = 71;
        public const byte vbKeyH = 72;
        public const byte vbKeyI = 73;
        public const byte vbKeyJ = 74;
        public const byte vbKeyK = 75;
        public const byte vbKeyL = 76;
        public const byte vbKeyM = 77;
        public const byte vbKeyN = 78;
        public const byte vbKeyO = 79;
        public const byte vbKeyP = 80;
        public const byte vbKeyQ = 81;
        public const byte vbKeyR = 82;
        public const byte vbKeyS = 83;
        public const byte vbKeyT = 84;
        public const byte vbKeyU = 85;
        public const byte vbKeyV = 86;
        public const byte vbKeyW = 87;
        public const byte vbKeyX = 88;
        public const byte vbKeyY = 89;
        public const byte vbKeyZ = 90;
 
        //数字键盘0到9
        public const byte vbKey0 = 48;    // 0 键
        public const byte vbKey1 = 49;    // 1 键
        public const byte vbKey2 = 50;    // 2 键
        public const byte vbKey3 = 51;    // 3 键
        public const byte vbKey4 = 52;    // 4 键
        public const byte vbKey5 = 53;    // 5 键
        public const byte vbKey6 = 54;    // 6 键
        public const byte vbKey7 = 55;    // 7 键
        public const byte vbKey8 = 56;    // 8 键
        public const byte vbKey9 = 57;    // 9 键
 
 
        public const byte vbKeyNumpad0 = 0x60;    //0 键
        public const byte vbKeyNumpad1 = 0x61;    //1 键
        public const byte vbKeyNumpad2 = 0x62;    //2 键
        public const byte vbKeyNumpad3 = 0x63;    //3 键
        public const byte vbKeyNumpad4 = 0x64;    //4 键
        public const byte vbKeyNumpad5 = 0x65;    //5 键
        public const byte vbKeyNumpad6 = 0x66;    //6 键
        public const byte vbKeyNumpad7 = 0x67;    //7 键
        public const byte vbKeyNumpad8 = 0x68;    //8 键
        public const byte vbKeyNumpad9 = 0x69;    //9 键
        public const byte vbKeyMultiply = 0x6A;   // MULTIPLICATIONSIGN(*)键
        public const byte vbKeyAdd = 0x6B;        // PLUS SIGN(+) 键
        public const byte vbKeySeparator = 0x6C;  // ENTER 键
        public const byte vbKeySubtract = 0x6D;   // MINUS SIGN(-) 键
        public const byte vbKeyDecimal = 0x6E;    // DECIMAL POINT(.) 键
        public const byte vbKeyDivide = 0x6F;     // DIVISION SIGN(/) 键
 
 
        //F1到F12按键
        public const byte vbKeyF1 = 0x70;   //F1 键
        public const byte vbKeyF2 = 0x71;   //F2 键
        public const byte vbKeyF3 = 0x72;   //F3 键
        public const byte vbKeyF4 = 0x73;   //F4 键
        public const byte vbKeyF5 = 0x74;   //F5 键
        public const byte vbKeyF6 = 0x75;   //F6 键
        public const byte vbKeyF7 = 0x76;   //F7 键
        public const byte vbKeyF8 = 0x77;   //F8 键
        public const byte vbKeyF9 = 0x78;   //F9 键
        public const byte vbKeyF10 = 0x79;  //F10 键
        public const byte vbKeyF11 = 0x7A;  //F11 键
        public const byte vbKeyF12 = 0x7B;  //F12 键
 
        #endregion
 
        #region 引用win32api方法
        /// <summary>
        /// 设置此窗体为活动窗体
        /// </summary>
        /// <param name="hWnd"></param>
        /// <returns></returns>
        [DllImport("user32.dll", EntryPoint = "SetForegroundWindow")]
        public static extern bool SetForegroundWindow(IntPtr hWnd);
        /// <summary>
        /// 导入模拟键盘的方法
        /// </summary>
        /// <param name="bVk" >按键的虚拟键值</param>
        /// <param name= "bScan" >扫描码，一般不用设置，用0代替就行</param>
        /// <param name= "dwFlags" >选项标志：0：表示按下，2：表示松开</param>
        /// <param name= "dwExtraInfo">一般设置为0</param>
        [DllImport("user32.dll")]
        public static extern void keybd_event(byte bVk, byte bScan, int dwFlags, int dwExtraInfo);
        /// <summary>
        /// 获取窗口标题
        /// </summary>
        /// <param name="hWnd">窗口句柄</param>
        /// <param name="lpString">标题</param>
        /// <param name="nMaxCount">最大值</param>
        /// <returns></returns>
        [DllImport("user32", SetLastError = true)]
        public static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
 
        /// <summary>
        /// 获取类的名字
        /// </summary>
        /// <param name="hWnd">句柄</param>
        /// <param name="lpString">类名</param>
        /// <param name="nMaxCount">最大值</param>
        /// <returns></returns>
        [DllImport("user32.dll")]
        private static extern int GetClassName(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
 
        /// <summary>
        /// 枚举窗口回调处理
        /// </summary>
        /// <param name="hwnd"></param>
        /// <param name="lParam"></param>
        /// <returns></returns>
        public delegate bool EnumWindowsCallback(IntPtr hwnd, int lParam);
        /// <summary>
        /// 枚举窗口
        /// </summary>
        /// <param name="callPtr"></param>
        /// <param name="lParam"></param>
        /// <returns></returns>
        [DllImport("user32.dll")]
        private static extern int EnumWindows(EnumWindowsCallback callPtr, int lParam);
        #endregion
 
        public static bool WindowCheck(IntPtr hwnd, int lParam)
        {
            //窗口类
            StringBuilder className = new StringBuilder(256);
            GetClassName(hwnd, className, className.Capacity);
            if (className.ToString() == "TXGuiFoundation")
            {
                //得到窗口的标题
                StringBuilder title = new StringBuilder(256);
                GetWindowText(hwnd, title, title.Capacity);
                if (title.ToString() == ChatWindowName)
                {
                    SetForegroundWindow(hwnd);
                    Thread.Sleep(1000);
                    SendCtrlV(hwnd);
                    Thread.Sleep(1000);
                    SendCtrlEnter(hwnd);
                }
            }
            return true;
        }
 
        /// <summary>
        /// 发送QQ聊天
        /// </summary>
        /// <param name="msg"></param>
        public static void SendQQChat(string msg)
        {
            //设置剪切板数据
            Clipboard.SetDataObject(msg, true);
            Thread.Sleep(1000);
            //枚举窗口
            EnumWindowsCallback callBackFn = new EnumWindowsCallback(WindowCheck);
            EnumWindows(callBackFn, 0);
        }
 
        /// <summary>
        /// 给指定窗口发送Ctrl+V 粘贴命令
        /// </summary>
        /// <param name="hwnd"></param>
        public static void SendCtrlV(IntPtr hwnd)
        {
            //模拟按下ctrl键
            keybd_event(vbKeyControl, 0, 0, 0);
            //模拟按下V键
            keybd_event(vbKeyV, 0, 0, 0);
            //松开按键ctrl
            keybd_event(vbKeyControl, 0, 2, 0);
            //松开按键A
            keybd_event(vbKeyV, 0, 2, 0);
        }
 
        /// <summary>
        /// 给指定窗口发送Ctrl+Enter 粘贴命令
        /// </summary>
        /// <param name="hwnd"></param>
        public static void SendCtrlEnter(IntPtr hwnd)
        {
            //模拟按下ctrl键
            keybd_event(vbKeyControl, 0, 0, 0);
            //模拟按下回车
            keybd_event(vbKeyReturn, 0, 0, 0);
            //松开按键ctrl
            keybd_event(vbKeyControl, 0, 2, 0);
            //松开按键回车
            keybd_event(vbKeyReturn, 0, 2, 0);
        }
    }
}

using System;
using System.Windows.Forms;
 
namespace 发送QQ消息
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
 
        private void btnSend_Click(object sender, EventArgs e)
        {
            //程序流程:1.聊天内容复制到剪切板 2.遍历QQ窗口找到指定窗口 3.发送激活窗口命令, 模拟发送Ctrl+V, Ctrl+回车
            Global.ChatWindowName = this.txtName.Text;
            Global.SendQQChat(this.txtMsg.Text);
        }
    }
}