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);             }         }     } }