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C#钩子类 几乎捕获键盘鼠标所有事件

深圳大道
 深圳大道
发布于 2016/12/29 15:36
字数 1963
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using System;
using System.Text;
using System.Runtime.InteropServices;
using System.Reflection;
using System.Windows.Forms;

namespace MouseKeyboardLibrary
{

    /// <summary>
    /// Abstract base class for Mouse and Keyboard hooks
    /// </summary>
    public abstract class GlobalHook
    {

        #region Windows API Code

        [StructLayout(LayoutKind.Sequential)]
        protected class POINT
        {
            public int x;
            public int y;
        }

        [StructLayout(LayoutKind.Sequential)]
        protected class MouseHookStruct
        {
            public POINT pt;
            public int hwnd;
            public int wHitTestCode;
            public int dwExtraInfo;
        }

        [StructLayout(LayoutKind.Sequential)]
        protected class MouseLLHookStruct
        {
            public POINT pt;
            public int mouseData;
            public int flags;
            public int time;
            public int dwExtraInfo;
        }

        [StructLayout(LayoutKind.Sequential)]
        protected class KeyboardHookStruct
        {
            public int vkCode;
            public int scanCode;
            public int flags;
            public int time;
            public int dwExtraInfo;
        }

        [DllImport("user32.dll", CharSet = CharSet.Auto,
           CallingConvention = CallingConvention.StdCall, SetLastError = true)]
        protected static extern int SetWindowsHookEx(
            int idHook,
            HookProc lpfn,
            IntPtr hMod,
            int dwThreadId);

        [DllImport("user32.dll", CharSet = CharSet.Auto,
            CallingConvention = CallingConvention.StdCall, SetLastError = true)]
        protected static extern int UnhookWindowsHookEx(int idHook);


        [DllImport("user32.dll", CharSet = CharSet.Auto,
             CallingConvention = CallingConvention.StdCall)]
        protected static extern int CallNextHookEx(
            int idHook,
            int nCode,
            int wParam,
            IntPtr lParam);

        [DllImport("user32")]
        protected static extern int ToAscii(
            int uVirtKey,
            int uScanCode,
            byte[] lpbKeyState,
            byte[] lpwTransKey,
            int fuState);

        [DllImport("user32")]
        protected static extern int GetKeyboardState(byte[] pbKeyState);

        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        protected static extern short GetKeyState(int vKey);

        protected delegate int HookProc(int nCode, int wParam, IntPtr lParam);

        protected const int WH_MOUSE_LL = 14;
        protected const int WH_KEYBOARD_LL = 13;

        protected const int WH_MOUSE = 7;
        protected const int WH_KEYBOARD = 2;
        protected const int WM_MOUSEMOVE = 0x200;
        protected const int WM_LBUTTONDOWN = 0x201;
        protected const int WM_RBUTTONDOWN = 0x204;
        protected const int WM_MBUTTONDOWN = 0x207;
        protected const int WM_LBUTTONUP = 0x202;
        protected const int WM_RBUTTONUP = 0x205;
        protected const int WM_MBUTTONUP = 0x208;
        protected const int WM_LBUTTONDBLCLK = 0x203;
        protected const int WM_RBUTTONDBLCLK = 0x206;
        protected const int WM_MBUTTONDBLCLK = 0x209;
        protected const int WM_MOUSEWHEEL = 0x020A;
        protected const int WM_KEYDOWN = 0x100;
        protected const int WM_KEYUP = 0x101;
        protected const int WM_SYSKEYDOWN = 0x104;
        protected const int WM_SYSKEYUP = 0x105;

        protected const byte VK_SHIFT = 0x10;
        protected const byte VK_CAPITAL = 0x14;
        protected const byte VK_NUMLOCK = 0x90;

        protected const byte VK_LSHIFT = 0xA0;
        protected const byte VK_RSHIFT = 0xA1;
        protected const byte VK_LCONTROL = 0xA2;
        protected const byte VK_RCONTROL = 0x3;
        protected const byte VK_LALT = 0xA4;
        protected const byte VK_RALT = 0xA5;

        protected const byte LLKHF_ALTDOWN = 0x20;

        #endregion

        #region Private Variables

        protected int _hookType;
        protected int _handleToHook;
        protected bool _isStarted;
        protected HookProc _hookCallback;

        #endregion

        #region Properties

        public bool IsStarted
        {
            get
            {
                return _isStarted;
            }
        }

        #endregion

        #region Constructor

        public GlobalHook()
        {

            Application.ApplicationExit += new EventHandler(Application_ApplicationExit);

        }

        #endregion

        #region Methods

        public void Start()
        {

            if (!_isStarted &&
                _hookType != 0)
            {

                // Make sure we keep a reference to this delegate!
                // If not, GC randomly collects it, and a NullReference exception is thrown
                _hookCallback = new HookProc(HookCallbackProcedure);

                _handleToHook = SetWindowsHookEx(
                    _hookType,
                    _hookCallback,
                    Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]),
                    0);

                // Were we able to sucessfully start hook?
                if (_handleToHook != 0)
                {
                    _isStarted = true;
                }

            }

        }

        public void Stop()
        {

            if (_isStarted)
            {

                UnhookWindowsHookEx(_handleToHook);

                _isStarted = false;

            }

        }

        protected virtual int HookCallbackProcedure(int nCode, Int32 wParam, IntPtr lParam)
        {
           
            // This method must be overriden by each extending hook
            return 0;

        }

        protected void Application_ApplicationExit(object sender, EventArgs e)
        {

            if (_isStarted)
            {
                Stop();
            }

        }

        #endregion

    }

}
using System;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;

namespace MouseKeyboardLibrary
{

    /// <summary>
    /// Captures global keyboard events
    /// </summary>
    public class KeyboardHook : GlobalHook
    {

        #region Events

        public event KeyEventHandler KeyDown;
        public event KeyEventHandler KeyUp;
        public event KeyPressEventHandler KeyPress;

        #endregion

        #region Constructor

        public KeyboardHook()
        {

            _hookType = WH_KEYBOARD_LL;

        }

        #endregion

        #region Methods

        protected override int HookCallbackProcedure(int nCode, int wParam, IntPtr lParam)
        {

            bool handled = false;

            if (nCode > -1 && (KeyDown != null || KeyUp != null || KeyPress != null))
            {

                KeyboardHookStruct keyboardHookStruct =
                    (KeyboardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyboardHookStruct));

                // Is Control being held down?
                bool control = ((GetKeyState(VK_LCONTROL) & 0x80) != 0) ||
                               ((GetKeyState(VK_RCONTROL) & 0x80) != 0);

                // Is Shift being held down?
                bool shift = ((GetKeyState(VK_LSHIFT) & 0x80) != 0) ||
                             ((GetKeyState(VK_RSHIFT) & 0x80) != 0);

                // Is Alt being held down?
                bool alt = ((GetKeyState(VK_LALT) & 0x80) != 0) ||
                           ((GetKeyState(VK_RALT) & 0x80) != 0);

                // Is CapsLock on?
                bool capslock = (GetKeyState(VK_CAPITAL) != 0);

                // Create event using keycode and control/shift/alt values found above
                KeyEventArgs e = new KeyEventArgs(
                    (Keys)(
                        keyboardHookStruct.vkCode |
                        (control ? (int)Keys.Control : 0) |
                        (shift ? (int)Keys.Shift : 0) |
                        (alt ? (int)Keys.Alt : 0)
                        ));

                // Handle KeyDown and KeyUp events
                switch (wParam)
                {

                    case WM_KEYDOWN:
                    case WM_SYSKEYDOWN:
                        if (KeyDown != null)
                        {
                            KeyDown(this, e);
                            handled = handled || e.Handled;
                        }
                        break;
                    case WM_KEYUP:
                    case WM_SYSKEYUP:
                        if (KeyUp != null)
                        {
                            KeyUp(this, e);
                            handled = handled || e.Handled;
                        }
                        break;

                }

                // Handle KeyPress event
                if (wParam == WM_KEYDOWN &&
                   !handled &&
                   !e.SuppressKeyPress &&
                    KeyPress != null)
                {

                    byte[] keyState = new byte[256];
                    byte[] inBuffer = new byte[2];
                    GetKeyboardState(keyState);

                    if (ToAscii(keyboardHookStruct.vkCode,
                              keyboardHookStruct.scanCode,
                              keyState,
                              inBuffer,
                              keyboardHookStruct.flags) == 1)
                    {

                        char key = (char)inBuffer[0];
                        if ((capslock ^ shift) && Char.IsLetter(key))
                            key = Char.ToUpper(key);
                        KeyPressEventArgs e2 = new KeyPressEventArgs(key);
                        KeyPress(this, e2);
                        handled = handled || e.Handled;

                    }

                }

            }

            if (handled)
            {
                return 1;
            }
            else
            {
                return CallNextHookEx(_handleToHook, nCode, wParam, lParam);
            }

        }

        #endregion

    }

}
using System;
using System.Text;
using System.Runtime.InteropServices;
using System.Windows.Forms;

namespace MouseKeyboardLibrary
{

    /// <summary>
    /// Standard Keyboard Shortcuts used by most applications
    /// </summary>
    public enum StandardShortcut
    {
        Copy,
        Cut,
        Paste,
        SelectAll,
        Save,
        Open,
        New,
        Close,
        Print
    }

    /// <summary>
    /// Simulate keyboard key presses
    /// </summary>
    public static class KeyboardSimulator
    {

        #region Windows API Code

        const int KEYEVENTF_EXTENDEDKEY = 0x1;
        const int KEYEVENTF_KEYUP = 0x2;

        [DllImport("user32.dll")]
        static extern void keybd_event(byte key, byte scan, int flags, int extraInfo); 

        #endregion

        #region Methods

        public static void KeyDown(Keys key)
        {
            keybd_event(ParseKey(key), 0, 0, 0);
        }

        public static void KeyUp(Keys key)
        {
            keybd_event(ParseKey(key), 0, KEYEVENTF_KEYUP, 0);
        }

        public static void KeyPress(Keys key)
        {
            KeyDown(key);
            KeyUp(key);
        }

        public static void SimulateStandardShortcut(StandardShortcut shortcut)
        {
            switch (shortcut)
            {
                case StandardShortcut.Copy:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.C);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.Cut:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.X);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.Paste:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.V);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.SelectAll:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.A);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.Save:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.S);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.Open:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.O);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.New:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.N);
                    KeyUp(Keys.Control);
                    break;
                case StandardShortcut.Close:
                    KeyDown(Keys.Alt);
                    KeyPress(Keys.F4);
                    KeyUp(Keys.Alt);
                    break;
                case StandardShortcut.Print:
                    KeyDown(Keys.Control);
                    KeyPress(Keys.P);
                    KeyUp(Keys.Control);
                    break;
            }
        }

        static byte ParseKey(Keys key)
        {

            // Alt, Shift, and Control need to be changed for API function to work with them
            switch (key)
            {
                case Keys.Alt:
                    return (byte)18;
                case Keys.Control:
                    return (byte)17;
                case Keys.Shift:
                    return (byte)16;
                default:
                    return (byte)key;
            }

        } 

        #endregion

    }

}
using System;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;

namespace MouseKeyboardLibrary
{

    /// <summary>
    /// Captures global mouse events
    /// </summary>
    public class MouseHook : GlobalHook
    {

        #region MouseEventType Enum

        private enum MouseEventType
        {
            None,
            MouseDown,
            MouseUp,
            DoubleClick,
            MouseWheel,
            MouseMove
        }

        #endregion

        #region Events

        public event MouseEventHandler MouseDown;
        public event MouseEventHandler MouseUp;
        public event MouseEventHandler MouseMove;
        public event MouseEventHandler MouseWheel;

        public event EventHandler Click;
        public event EventHandler DoubleClick;

        #endregion

        #region Constructor

        public MouseHook()
        {

            _hookType = WH_MOUSE_LL;

        }

        #endregion

        #region Methods

        protected override int HookCallbackProcedure(int nCode, int wParam, IntPtr lParam)
        {
            
            if (nCode > -1 && (MouseDown != null || MouseUp != null || MouseMove != null))
            {

                MouseLLHookStruct mouseHookStruct =
                    (MouseLLHookStruct)Marshal.PtrToStructure(lParam, typeof(MouseLLHookStruct));

                MouseButtons button = GetButton(wParam);
                MouseEventType eventType = GetEventType(wParam);

                MouseEventArgs e = new MouseEventArgs(
                    button,
                    (eventType == MouseEventType.DoubleClick ? 2 : 1),
                    mouseHookStruct.pt.x,
                    mouseHookStruct.pt.y,
                    (eventType == MouseEventType.MouseWheel ? (short)((mouseHookStruct.mouseData >> 16) & 0xffff) : 0));

                // Prevent multiple Right Click events (this probably happens for popup menus)
                if (button == MouseButtons.Right && mouseHookStruct.flags != 0)
                {
                    eventType = MouseEventType.None;
                }

                switch (eventType)
                {
                    case MouseEventType.MouseDown:
                        if (MouseDown != null)
                        {
                            MouseDown(this, e);
                        }
                        break;
                    case MouseEventType.MouseUp:
                        if (Click != null)
                        {
                            Click(this, new EventArgs());
                        }
                        if (MouseUp != null)
                        {
                            MouseUp(this, e);
                        }
                        break;
                    case MouseEventType.DoubleClick:
                        if (DoubleClick != null)
                        {
                            DoubleClick(this, new EventArgs());
                        }
                        break;
                    case MouseEventType.MouseWheel:
                        if (MouseWheel != null)
                        {
                            MouseWheel(this, e);
                        }
                        break;
                    case MouseEventType.MouseMove:
                        if (MouseMove != null)
                        {
                            MouseMove(this, e);
                        }
                        break;
                    default:
                        break;
                }
                
            }

            return CallNextHookEx(_handleToHook, nCode, wParam, lParam);

        }

        private MouseButtons GetButton(Int32 wParam)
        {

            switch (wParam)
            {

                case WM_LBUTTONDOWN:
                case WM_LBUTTONUP:
                case WM_LBUTTONDBLCLK:
                    return MouseButtons.Left;
                case WM_RBUTTONDOWN:
                case WM_RBUTTONUP:
                case WM_RBUTTONDBLCLK:
                    return MouseButtons.Right;
                case WM_MBUTTONDOWN:
                case WM_MBUTTONUP:
                case WM_MBUTTONDBLCLK:
                    return MouseButtons.Middle;
                default:
                    return MouseButtons.None;

            }

        }

        private MouseEventType GetEventType(Int32 wParam)
        {

            switch (wParam)
            {

                case WM_LBUTTONDOWN:
                case WM_RBUTTONDOWN:
                case WM_MBUTTONDOWN:
                    return MouseEventType.MouseDown;
                case WM_LBUTTONUP:
                case WM_RBUTTONUP:
                case WM_MBUTTONUP:
                    return MouseEventType.MouseUp;
                case WM_LBUTTONDBLCLK:
                case WM_RBUTTONDBLCLK:
                case WM_MBUTTONDBLCLK:
                    return MouseEventType.DoubleClick;
                case WM_MOUSEWHEEL:
                    return MouseEventType.MouseWheel;
                case WM_MOUSEMOVE:
                    return MouseEventType.MouseMove;
                default:
                    return MouseEventType.None;

            }
        }

        #endregion
        
    }

}
using System;
using System.Text;
using System.Runtime.InteropServices;
using System.Drawing;
using System.Windows.Forms;

namespace MouseKeyboardLibrary
{

    /// <summary>
    /// And X, Y point on the screen
    /// </summary>
    public struct MousePoint
    {

        public MousePoint(Point p)
        {
            X = p.X;
            Y = p.Y;
        }

        public int X;
        public int Y;

        public static implicit operator Point(MousePoint p)
        {
            return new Point(p.X, p.Y);
        }

    }

    /// <summary>
    /// Mouse buttons that can be pressed
    /// </summary>
    public enum MouseButton
    {
        Left = 0x2,
        Right = 0x8,
        Middle = 0x20
    }

    /// <summary>
    /// Operations that simulate mouse events
    /// </summary>
    public static class MouseSimulator
    {

        #region Windows API Code

        [DllImport("user32.dll")]
        static extern int ShowCursor(bool show);

        [DllImport("user32.dll")]
        static extern void mouse_event(int flags, int dX, int dY, int buttons, int extraInfo);

        const int MOUSEEVENTF_MOVE = 0x1;
        const int MOUSEEVENTF_LEFTDOWN = 0x2;
        const int MOUSEEVENTF_LEFTUP = 0x4;
        const int MOUSEEVENTF_RIGHTDOWN = 0x8;
        const int MOUSEEVENTF_RIGHTUP = 0x10;
        const int MOUSEEVENTF_MIDDLEDOWN = 0x20;
        const int MOUSEEVENTF_MIDDLEUP = 0x40;
        const int MOUSEEVENTF_WHEEL = 0x800;
        const int MOUSEEVENTF_ABSOLUTE = 0x8000; 

        #endregion

        #region Properties

        /// <summary>
        /// Gets or sets a structure that represents both X and Y mouse coordinates
        /// </summary>
        public static MousePoint Position
        {
            get
            {
                return new MousePoint(Cursor.Position);
            }
            set
            {
                Cursor.Position = value;
            }
        }

        /// <summary>
        /// Gets or sets only the mouse's x coordinate
        /// </summary>
        public static int X
        {
            get
            {
                return Cursor.Position.X;
            }
            set
            {
                Cursor.Position = new Point(value, Y);
            }
        }

        /// <summary>
        /// Gets or sets only the mouse's y coordinate
        /// </summary>
        public static int Y
        {
            get
            {
                return Cursor.Position.Y;
            }
            set
            {
                Cursor.Position = new Point(X, value);
            }
        } 

        #endregion

        #region Methods

        /// <summary>
        /// Press a mouse button down
        /// </summary>
        /// <param name="button"></param>
        public static void MouseDown(MouseButton button)
        {
            mouse_event(((int)button), 0, 0, 0, 0);
        }

        public static void MouseDown(MouseButtons button)
        {
            switch (button)
            {
                case MouseButtons.Left:
                    MouseDown(MouseButton.Left);
                    break;
                case MouseButtons.Middle:
                    MouseDown(MouseButton.Middle);
                    break;
                case MouseButtons.Right:
                    MouseDown(MouseButton.Right);
                    break;
            }
        }

        /// <summary>
        /// Let a mouse button up
        /// </summary>
        /// <param name="button"></param>
        public static void MouseUp(MouseButton button)
        {
            mouse_event(((int)button) * 2, 0, 0, 0, 0);
        }

        public static void MouseUp(MouseButtons button)
        {
            switch (button)
            {
                case MouseButtons.Left:
                    MouseUp(MouseButton.Left);
                    break;
                case MouseButtons.Middle:
                    MouseUp(MouseButton.Middle);
                    break;
                case MouseButtons.Right:
                    MouseUp(MouseButton.Right);
                    break;
            }
        }

        /// <summary>
        /// Click a mouse button (down then up)
        /// </summary>
        /// <param name="button"></param>
        public static void Click(MouseButton button)
        {
            MouseDown(button);
            MouseUp(button);
        }

        public static void Click(MouseButtons button)
        {
            switch (button)
            {
                case MouseButtons.Left:
                    Click(MouseButton.Left);
                    break;
                case MouseButtons.Middle:
                    Click(MouseButton.Middle);
                    break;
                case MouseButtons.Right:
                    Click(MouseButton.Right);
                    break;
            }
        }

        /// <summary>
        /// Double click a mouse button (down then up twice)
        /// </summary>
        /// <param name="button"></param>
        public static void DoubleClick(MouseButton button)
        {
            Click(button);
            Click(button);
        }

        public static void DoubleClick(MouseButtons button)
        {
            switch (button)
            {
                case MouseButtons.Left:
                    DoubleClick(MouseButton.Left);
                    break;
                case MouseButtons.Middle:
                    DoubleClick(MouseButton.Middle);
                    break;
                case MouseButtons.Right:
                    DoubleClick(MouseButton.Right);
                    break;
            }
        }

        /// <summary>
        /// Show a hidden current on currently application
        /// </summary>
        public static void Show()
        {
            ShowCursor(true);
        }

        /// <summary>
        /// Hide mouse cursor only on current application's forms
        /// </summary>
        public static void Hide()
        {
            ShowCursor(false);
        } 

        #endregion

    }

}
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

using MouseKeyboardLibrary;

namespace SampleApplication
{
    /*
      上面的5个类编译成Dll引用,使用例子
     */
    public partial class HookTestForm : Form
    {

        MouseHook mouseHook = new MouseHook();
        KeyboardHook keyboardHook = new KeyboardHook();

        public HookTestForm()
        {
            InitializeComponent();
        }

        private void TestForm_Load(object sender, EventArgs e)
        {

            mouseHook.MouseMove += new MouseEventHandler(mouseHook_MouseMove);
            mouseHook.MouseDown += new MouseEventHandler(mouseHook_MouseDown);
            mouseHook.MouseUp += new MouseEventHandler(mouseHook_MouseUp);
            mouseHook.MouseWheel += new MouseEventHandler(mouseHook_MouseWheel);

            keyboardHook.KeyDown += new KeyEventHandler(keyboardHook_KeyDown);
            keyboardHook.KeyUp += new KeyEventHandler(keyboardHook_KeyUp);
            keyboardHook.KeyPress += new KeyPressEventHandler(keyboardHook_KeyPress);

            mouseHook.Start();
            keyboardHook.Start();

            SetXYLabel(MouseSimulator.X, MouseSimulator.Y);

        }

        void keyboardHook_KeyPress(object sender, KeyPressEventArgs e)
        {

            AddKeyboardEvent(
                "KeyPress",
                "",
                e.KeyChar.ToString(),
                "",
                "",
                ""
                );

        }

        void keyboardHook_KeyUp(object sender, KeyEventArgs e)
        {

            AddKeyboardEvent(
                "KeyUp",
                e.KeyCode.ToString(),
                "",
                e.Shift.ToString(),
                e.Alt.ToString(),
                e.Control.ToString()
                );

        }

        void keyboardHook_KeyDown(object sender, KeyEventArgs e)
        {


            AddKeyboardEvent(
                "KeyDown",
                e.KeyCode.ToString(),
                "",
                e.Shift.ToString(),
                e.Alt.ToString(),
                e.Control.ToString()
                );

        }

        void mouseHook_MouseWheel(object sender, MouseEventArgs e)
        {

            AddMouseEvent(
                "MouseWheel",
                "",
                "",
                "",
                e.Delta.ToString()
                );

        }

        void mouseHook_MouseUp(object sender, MouseEventArgs e)
        {


            AddMouseEvent(
                "MouseUp",
                e.Button.ToString(),
                e.X.ToString(),
                e.Y.ToString(),
                ""
                );

        }

        void mouseHook_MouseDown(object sender, MouseEventArgs e)
        {


            AddMouseEvent(
                "MouseDown",
                e.Button.ToString(),
                e.X.ToString(),
                e.Y.ToString(),
                ""
                );


        }

        void mouseHook_MouseMove(object sender, MouseEventArgs e)
        {

            SetXYLabel(e.X, e.Y);

        }

        void SetXYLabel(int x, int y)
        {

            curXYLabel.Text = String.Format("Current Mouse Point: X={0}, y={1}", x, y);

        }

        void AddMouseEvent(string eventType, string button, string x, string y, string delta)
        {

            listView1.Items.Insert(0,
                new ListViewItem(
                    new string[]{
                        eventType, 
                        button,
                        x,
                        y,
                        delta
                    }));

        }

        void AddKeyboardEvent(string eventType, string keyCode, string keyChar, string shift, string alt, string control)
        {

            listView2.Items.Insert(0,
                 new ListViewItem(
                     new string[]{
                        eventType, 
                        keyCode,
                        keyChar,
                        shift,
                        alt,
                        control
                }));

        }

        private void TestForm_FormClosed(object sender, FormClosedEventArgs e)
        {

            // Not necessary anymore, will stop when application exits

            //mouseHook.Stop();
            //keyboardHook.Stop();

        }


    }
}






本文转载自:http://blog.csdn.net/smartsmile2012/article/details/25191249

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Windows Hook

啥是windows的钩子?钩子故名思议就是在嵌入到正常执行程序的功能。对于windows来说,每个系统和应用程序之间的交互是使用消息机制来进行。比如点击应用程序上面的某个按钮,就是发送了事件给...

王二狗子11
2018/01/07
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[转]VSTO Office二次开发应用程序键盘鼠标钩子

[转]VSTO Office二次开发应用程序键盘鼠标钩子 可能在使用VSTO技术对Office的相关程序进行操作时,会碰到用程序去控制一些快捷键的操作,可以对键盘进行挂钩,此时使用P/Invoke函数实现。 原...

技术mix呢
2017/10/18
0
0
Delphi - 关于钩子函数HOOK

Delphi - 关于钩子函数HOOK (1) 基本概念 钩子(Hook),是Windows消息处理机制的一个平台,应用程序可以在上面设置子程以监视指定窗口的某种消息, 而且所监视的窗口可以是其他进程所创建的。当...

jimbuster
2005/12/26
0
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SetWindowsHookEx的用法

HOOK钩子详细介绍 基本概念 钩子(Hook),是Windows消息处理机制的一个平台,应用程序可以在上面设置子程以监 视指定窗口的某种消息,而且所监视的窗口可以是其他进程所创建的。当消息到达后,...

付品军
2010/01/19
1K
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Windows Hook机制(转贴一)

最近想写个监视系统的小软件,需要Windows Hook的知识,所以会陆续贴几个关于Hook的文章做参考。 本文将试图以下面的顺序讲解HOOK的大部分内容: 1、 WINDOWS的消息机制 2、 HOOK介绍 3、 HO...

像教授
2017/11/26
0
0

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策略模式

策略模式封装的是算法,而状态模式侧重的对象状态的转变。 /** * 策略,定义计算报价算法的接口 */public interface Strategy { /** * 计算应报的价格 * @param goo...

铁骨铮铮
46分钟前
0
0
如何用JavaScript写一个区块链?

Part1实现一个基本的区块链 1.区块链 区块链是由一个个任何人都可以访问的区块构成的公共数据库。这好像没什么特别的,不过它们有一个有趣的属性:它们是不可变的。一旦一个区块被添加到区块...

骚年锦时
49分钟前
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HTTP协议

HTTP简介 HTTP协议是Hyper Text Transfer Protocol(超文本传输协议)的缩写,是用于从万维网(WWW:World Wide Web )服务器传输超文本到本地浏览器的传送协议。 HTTP是一个基于TCP/IP通信协议...

惊尘大人
51分钟前
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Feign输出Info级别日志

背景   spring cloud netfix组件中,feign相关的日志默认是不会输出的,需要自定义配置才能输出,并且Feign只对Debug基本的日志做出响应, 实际业务需要输出Info级别的日志,所以需要做自定...

xiaomin0322
56分钟前
3
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面向解决问题的java编程,spring boot,mybatis generator和坑-1starter

1、start一个spring boot项目 第一课我们也不能免俗,要从starter开始,spring boot的起始项目脚手架可以从spring boot官方starter生成地址开始:https://start.spring.io/ 这张图列出了一个...

wphmoon
57分钟前
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