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  • c#通过设置钩子监视鼠标的移动

制作者:剑锋冷月 单位:无忧统计网,www.51stat.net
 

  摘自http://blog.csdn.net/jinjazz/archive/2008/04/16/2298699.aspx

using System;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace HotelManage
{
  public partial class Form1 : Form
  {
    public Form1()
    {
      InitializeComponent();
    }
    void hook_onMouseChange(object sender, EventArgs e)
    {
      this.Text = Cursor.Position.ToString();
    }
    private void Form1_Load(object sender, EventArgs e)
    {
      Win32Hook hook = new Win32Hook();
      hook.onMouseChange += new EventHandler(hook_onMouseChange);
      hook.SetHook();
    }
  }
  public class Win32Hook
  {
    [DllImport("kernel32")]
    public static extern int GetCurrentThreadId();
    [DllImport("user32", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
    public static extern int SetWindowsHookEx(
      HookType idHook,
      HOOKPROC lpfn,
      int hmod,
      int dwThreadId);
    public enum HookType
    {
      WH_GETMESSAGE = 3
    }
    public delegate int HOOKPROC(int nCode, int wParam, int lParam);
    public event System.EventHandler onMouseChange;
    public void SetHook()
    {
      SetWindowsHookEx(HookType.WH_GETMESSAGE,
        new HOOKPROC(this.MyKeyboardProc),
        0,
        GetCurrentThreadId());
    }
    public int MyKeyboardProc(int nCode, int wParam, int lParam)
    {
      if (onMouseChange != null)
      {
        onMouseChange(null, null);
      }
      return 0;
    }
  }
}



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