using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
using System.Diagnostics;
 
namespace WebClick_Tool
{
    public class KeyPress_o
    {
        [StructLayout(LayoutKind.Sequential)]
        public class KeyBoardHookStruct
        {
            public int vkCode;
            public int scanCode;
            public int flags;
            public int time;
            public int dwExtraInfo;
        }
        //ί 
        public delegate int HookProc(int nCode, int wParam, IntPtr lParam);
        static int hHook = 0;
        public const int WH_KEYBOARD_LL = 13;
        //LowLevel̽ػWH_KEYBOARD2ܶϵͳ̽ȡAcrobat Readerȡ֮ǰü̡ 
        static HookProc KeyBoardHookProcedure;
 
        //ù 
        [DllImport("user32.dll")]
        public static extern int SetWindowsHookEx(int idHook, HookProc lpfn, IntPtr hInstance, int threadId);
        [DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        // 
        public static extern bool UnhookWindowsHookEx(int idHook);
        [DllImport("user32.dll")]
        //һ 
        public static extern int CallNextHookEx(int idHook, int nCode, int wParam, IntPtr lParam);
        [DllImport("kernel32.dll")]
        public static extern int GetCurrentThreadId();
        [DllImport("kernel32.dll")]
        public static extern IntPtr GetModuleHandle(string name);
 
        public static void Hook_Start()
        {
            if (hHook == 0)
            {
                KeyBoardHookProcedure = new HookProc(KeyBoardHookProc);
                hHook = SetWindowsHookEx(WH_KEYBOARD_LL, KeyBoardHookProcedure,
                        GetModuleHandle(Process.GetCurrentProcess().MainModule.ModuleName), 0);
                //ùʧ. 
                if (hHook == 0)
                {
                    Hook_Clear();
                }
            }
        }
 
        /// <summary>
        /// ȡ¼
        /// </summary>
        public static void Hook_Clear()
        {
            bool retKeyboard = true;
            if (hHook != 0)
            {
                retKeyboard = UnhookWindowsHookEx(hHook);
                hHook = 0;
            }
        }
 
        public static int KeyBoardHookProc(int nCode, int wParam, IntPtr lParam)
        {
            if (nCode >= 0)
            {
                KeyBoardHookStruct kbh = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));
                Keys k = (Keys)Enum.Parse(typeof(Keys), kbh.vkCode.ToString());
                switch (k)
                {
                    case Keys.F2:
                        if (kbh.flags == 0)
                        {
                            // дºʲô
                            //Main.GB = true;
                            MainForm.Fs(FormBorderStyle.FixedSingle);
                            MainForm.StopAll = true;
                            MainForm.DisMes("ֹͣ...");
                            MainForm.Enb(true);
                        }
                        else if (kbh.flags == 128)
                        {
                            //ſʲô
                        }
                        return 1;
                }
            }
            return CallNextHookEx(hHook, nCode, wParam, lParam);
        }
    }
}

  
ȨΪCSDNTK13ԭ£ѭCC 4.0 by-saȨЭ飬ת븽ԭĳӼ
ԭӣhttps://blog.csdn.net/u013761036/article/details/52972376

