C# winform 使用hook

Question

  winform下使用hook勾住进程创建，觉得是否创建。

Answer 1

class KeyBoardHook
    {
        private static int hHook = 0;
        HookProc KeyBoardHookProcedure;        //全局的事件
        public event KeyEventHandler OnkeyBoardActivity;
        //委托
        public delegate int HookProc(int nCode, IntPtr wParam, IntPtr lParam);        //键盘Hook结构函数
        [StructLayout(LayoutKind.Sequential)]
        public class KeyBoardHookStruct
        {
            public int vkCode;
            public int scanCode;
            public int flags;
            public int time;
            public int dwExtraInfo;
        }
        #region DllImport
        //设置钩子
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        public static extern int SetWindowsHookEx(int idHook, HookProc lpfn, IntPtr hInstance, int threadId);
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        //抽掉钩子
        public static extern bool UnhookWindowsHookEx(int idHook);
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        //调用下一个钩子
        public static extern int CallNextHookEx(int idHook, int nCode, IntPtr wParam, IntPtr lParam);
        //取得模块句柄 
        [DllImport("kernel32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        private static extern IntPtr GetModuleHandle(string lpModuleName);        //寻找目标进程窗口
        [DllImport("USER32.DLL")]
        public static extern IntPtr FindWindow(string lpClassName,
            string lpWindowName);
        //设置进程窗口到最前 
        [DllImport("USER32.DLL")]
        public static extern bool SetForegroundWindow(IntPtr hWnd);
        //模拟键盘事件 
        [DllImport("User32.dll")]
        public static extern void keybd_event(Byte bVk, Byte bScan, Int32 dwFlags, Int32 dwExtraInfo);        [DllImport("user32.dll")]
        static extern byte MapVirtualKey(byte wCode, int wMap);
        //释放按键的常量
        private const int KEYEVENTF_KEYUP = 2;
        public enum HookTypes
        {
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            None = -100,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            Keyboard = 2,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            Mouse = 7,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            Hardware = 8,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            Shell = 10,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            KeyboardLL = 13,
            /// <include file='ManagedHooks.xml' path='Docs/General/Empty/*'/>
            MouseLL = 14
        };
        #endregion
       
        //返回截获数据
        private int KeyBoardHookProc(int nCode, IntPtr wParam, IntPtr lParam)
        {                //如果正常运行并且用户要监听键盘的消息
            if ((nCode >= 0) && (OnkeyBoardActivity != null))
            {
                //监控用户键盘输入                    
            }
}
        public void Start()
        {            if (hHook == 0)
            {
                KeyBoardHookProcedure = new HookProc(KeyBoardHookProc);                hHook = SetWindowsHookEx((int)HookTypes.KeyboardLL, KeyBoardHookProcedure, GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName), 0);
            }            //如果装置失败停止钩子
            if (hHook == 0)
            {
                Stop();
                throw new Exception("SetWindowsHookEx failed.");
            }
        }        public void Stop()
        {
            bool retMouse = true;
            if (hHook != 0)
            {
                retMouse = UnhookWindowsHookEx(hHook);
                hHook = 0;
            }            //如果卸下钩子失败
            if (!(retMouse)) throw new Exception("UnhookWindowsHookEx failed.");
        }    }

Answer 2

winfor下用hook勾住创建进程，我决定是否启动。上面的是鼠标键盘什么的，那个进程的怎么用阿，有人写过吗。

Answer 3

winfor下用hook勾住创建进程，我决定是否启动。上面的是鼠标键盘什么的，那个进程的怎么用阿，有人写过吗。