06-系统操作/虚拟键盘/HookEx/UserActivityHook.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.Reflection;
using System.Threading;
using System.Windows.Forms;
using System.ComponentModel;

namespace HookEx
{
    //键盘事件KeyDown、KeyUp
    public class KeyExEventArgs : KeyEventArgs
    {
        private int flags;
        //获取键的代码值
        public KeyExEventArgs(Keys keyData, int flags) : base(keyData)
        {
            this.flags = flags;
        }
        public int Flags;
    }

    //鼠标事件
    public class MouseExEventArgs : MouseEventArgs
    {
        private int flags;
        public MouseExEventArgs(MouseButtons button, int clicks, int x, int y, int delta, int flags) : base(button, clicks, x, y, delta)
        {
            this.flags = flags;
        }
        public int Flags;
    }

    //键盘事件KeyPress
    public class KeyPressExEventArgs : KeyPressEventArgs
    {
        private int flags;
        public KeyPressExEventArgs(char keyChar, int flags) : base(keyChar)
        {
            this.flags = flags;
        }
        public int Flags;
    }

    public sealed class UserActivityHook
    {
        private IntPtr hMouseHook = IntPtr.Zero;//设置句柄为空
        private IntPtr hKeyboardHook = IntPtr.Zero;
        private static readonly EventKey EventMouseActivity = new EventKey();//声明鼠标事件
        private static readonly EventKey EventKeyDown = new EventKey();//声明键盘按下事件
        private static readonly EventKey EventKeyPress = new EventKey();//声明键盘的KeyPass事件
        private static readonly EventKey EventKeyUp = new EventKey();//声明键盘松开事件
        private static HookProc MouseHookProcedure;
        private static HookProc KeyboardHookProcedure;
        private readonly EventSet Events = new EventSet();//实例化自定义EventSet类

        #region 设置构造函数
        [StructLayout(LayoutKind.Sequential)]