c#中设置钩子监视鼠标移动

最新推荐文章于 2009-03-08 21:05:00 发布

转载最新推荐文章于 2009-03-08 21:05:00 发布 · 69 阅读

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CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/wenw/archive/2009/02/20/1395157.html

本文提供了一个使用C#实现的简单示例，通过调用Win32 API来设置钩子并监听鼠标位置的变化。当鼠标位置发生变化时，程序会更新窗口标题以显示最新的鼠标坐标。

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转自：http://blog.youkuaiyun.com/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();"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;
}
}
}

转载于:https://www.cnblogs.com/wenw/archive/2009/02/20/1395157.html