钩子使用

钩子使用

作者：

调用API设置鼠标位置并模拟鼠标右键让人物走动，全局钩子等

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Runtime.InteropServices;

using System.Threading;

namespace LOLSetCursor

{

public class Hook

{

static bool IsStartThread = false;

[StructLayout(LayoutKind.Sequential)]

public class KeyBoardHookStruct

{

public int vkCode;

public int scanCode;

public int flags;

public int time;

public int dwExtraInfo;

}

public class SetPaint

{

public int X;

public int Y;

public int rows;

}

[Flags]

enum MouseEventFlag : uint

{

Move = 0x0001,

LeftDown = 0x0002,

LeftUp = 0x0004,

RightDown = 0x0008,

RightUp = 0x0010,

MiddleDown = 0x0020,

MiddleUp = 0x0040,

XDown = 0x0080,

XUp = 0x0100,

Wheel = 0x0800,

VirtualDesk = 0x4000,

Absolute = 0x8000

}

//委托

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

static int hHook = 0;

public const int WH_KEYBOARD_LL = 13;

//释放按键的常量

private const int KEYEVENTF_KEYUP = 2;

//LowLevel键盘截获，如果是WH_KEYBOARD＝2，并不能对系统键盘截取，Acrobat Reader会在你截取之前获得键盘。

static HookProc KeyBoardHookProcedure;

#region 调用API

//设置钩子

[DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]

public static extern int SetWindowsHookEx(int idHook, HookProc lpfn, IntPtr hInstance, int threadId);

//抽调钩子

[DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]

public static extern bool UnhookWindowsHookEx(int idHook);

//调用下一个钩子

[DllImport("user32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]

public static extern int CallNextHookEx(int idHook, int nCode, int wParam, IntPtr lParam);

//获得模块句柄

[DllImport("kernel32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]

public static extern IntPtr GetModuleHandle(string name);

//寻找目标进程窗口

[DllImport("user32.dll")]

public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);

//查找子窗体

[DllImport("user32.dll", EntryPoint = "FindWindowEX")]

public static extern IntPtr FindWindowEx(IntPtr hwndParent,

IntPtr hwndChildAfter, string lpszClass, string lpszWindow);

//设置进程窗口到最前

[DllImport("USER32.DLL")]

public static extern bool SetForegroundWindow(IntPtr hWnd);

//模拟键盘事件

[DllImport("User32.dll")]

public static extern void keybd_event(Byte bVk, Byte bScan, Int32 dwFlags, Int32 dwExtraInfo);

//设置鼠标位置

[DllImport("user32.dll")]

static extern bool SetCursorPos(int X, int Y);

//模拟鼠标按键

[DllImport("user32.dll")]

static extern void mouse_event(MouseEventFlag flsgs, int dx, int dy, uint data, UIntPtr extraInfo);

#endregion

/// <summary>

/// 安装钩子

/// </summary>

public void Hook_Start()

{

//安装钩子

if (hHook == 0)

{

KeyBoardHookProcedure = new HookProc(KeyBoatdHookProc);

hHook = SetWindowsHookEx(WH_KEYBOARD_LL, KeyBoardHookProcedure,

IntPtr.Zero, 0);

if (hHook == 0) Hook_Clear(); //hook设置失败

}

}

/// <summary>

/// 卸载Hook

/// </summary>

public static void Hook_Clear()

{

bool retKeyboard = true;

if (hHook != 0)

{

retKeyboard = UnhookWindowsHookEx(hHook);

hHook = 0;

}

}

public static int KeyBoatdHookProc(int nCode, int wParam, IntPtr lParam)

{

Thread thread1 = new Thread(StartCursor);

SetPaint sp = new SetPaint();

sp.X = Screen.PrimaryScreen.Bounds.Width;

sp.Y = Screen.PrimaryScreen.Bounds.Height;

sp.rows = 0;

//监控用户键盘输入

KeyBoardHookStruct input = (KeyBoardHookStruct)Marshal.PtrToStructure(lParam, typeof(KeyBoardHookStruct));

Keys k = (Keys)Enum.Parse(typeof(Keys), input.vkCode.ToString());

if (input.vkCode == (int)Keys.Control || input.vkCode == (int)Keys.Shift || input.vkCode == (int)Keys.F1)

{

thread1.IsBackground = true;

IsStartThread = true;

thread1.Start(sp);

}

else if (input.vkCode == (int)Keys.Control || input.vkCode == (int)Keys.Shift || input.vkCode == (int)Keys.F2)

{

Hook_Clear();

if (null != thread1)

{

thread1.Abort();

IsStartThread = false;

}

}

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

}

static void StartCursor(object list)

{

SetPaint spaint = list as SetPaint;

int sWhith = spaint.X;

int sHeight = spaint.Y;

int dx = 0;

int dy = 0;

while (IsStartThread)

{

if (3 < spaint.rows) spaint.rows = 0;

switch (spaint.rows)

{

case 0:

dx = sWhith / 3;

dy = sHeight / 3;

break;

case 1:

dy = dy * 2;

break;

case 2:

dx = dx * 2;

break;

case 3:

dy = dy / 2;

break;

default:

break;

}

spaint.rows++;

//MessageBox.Show("width:"+sWhith+" height:"+sHeight+ " X:" + dx + " Y:" + dy+" rows:"+spaint.rows);

SetCursorPos(dx, dy);

mouse_event(MouseEventFlag.RightDown | MouseEventFlag.RightUp, 0, 0, 0, UIntPtr.Zero);

Thread.Sleep(10000);

}

}

}

}