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Changes the position of the cursor according to the speed that is set and the key that was pressed. (Mouse Keys)
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| using System; | |
| using System.Runtime.InteropServices; | |
| using System.Windows.Forms; | |
| public class Keyboard | |
| { | |
| #region WinAPI | |
| [DllImport("user32.dll", SetLastError = true)] | |
| private static extern IntPtr SetWindowsHookEx(int hookType, HookProc lpfn, IntPtr hMod, uint dwThreadId); | |
| [DllImport("user32.dll", SetLastError = true)] | |
| private static extern bool UnhookWindowsHookEx(IntPtr hhk); | |
| [DllImport("user32.dll", SetLastError = true)] | |
| private static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, IntPtr wParam, IntPtr lParam); | |
| #endregion | |
| #region Delegates | |
| private delegate IntPtr HookProc(int code, IntPtr wParam, IntPtr lParam); | |
| public delegate void KeyboardEventHandler(Keys keyPressed); | |
| #endregion | |
| #region Events | |
| public static event KeyboardEventHandler OnKeyPress; | |
| #endregion | |
| private static IntPtr _hook = IntPtr.Zero; | |
| public static void Hook() | |
| { | |
| if (_hook != IntPtr.Zero) | |
| throw new Exception("It is already hooked!"); | |
| _hook = SetWindowsHookEx(13, new HookProc(HookProcCallBack), IntPtr.Zero, 0); | |
| } | |
| public static void UnHook() | |
| { | |
| if (UnhookWindowsHookEx(_hook)) | |
| _hook = IntPtr.Zero; | |
| else | |
| throw new Exception("Unable to be unhooked"); | |
| } | |
| #region CallBacks | |
| private static IntPtr HookProcCallBack(int code, IntPtr wParam, IntPtr lParam) | |
| { | |
| Keys keyPressed = (Keys)Marshal.ReadInt32(lParam); | |
| OnKeyPress(keyPressed); | |
| return CallNextHookEx(_hook, code, wParam, lParam); | |
| } | |
| #endregion | |
| } |
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| using System.Drawing; | |
| using System.Windows.Forms; | |
| public class MouseKeys | |
| { | |
| #region Properties | |
| public int Speed { get; set; } | |
| #endregion | |
| public MouseKeys() | |
| { | |
| Speed = 5; | |
| } | |
| public MouseKeys(int speed) | |
| { | |
| Speed = speed; | |
| } | |
| public void HandleKey(Keys key) | |
| { | |
| Point mousePos = Cursor.Position; | |
| switch (key) | |
| { | |
| case Keys.Up: | |
| mousePos.Y -= Speed; | |
| Cursor.Position = mousePos; | |
| break; | |
| case Keys.Down: | |
| mousePos.Y += Speed; | |
| Cursor.Position = mousePos; | |
| break; | |
| case Keys.Right: | |
| mousePos.X += Speed; | |
| Cursor.Position = mousePos; | |
| break; | |
| case Keys.Left: | |
| mousePos.X -= Speed; | |
| Cursor.Position = mousePos; | |
| break; | |
| } | |
| } | |
| } |
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| using System; | |
| using System.Windows.Forms; | |
| class Program_Example | |
| { | |
| static MouseKeys _mouseKeys = new MouseKeys(); | |
| static void Main(string[] args) | |
| { | |
| Console.WriteLine("Set the speed of the mouse. If you want to use the default speed, type \"default\""); | |
| string command = Console.ReadLine(); | |
| int speed = 0; | |
| if (command != "default") | |
| { | |
| bool result = int.TryParse(command, out speed); | |
| if (!result) | |
| { | |
| Console.WriteLine("Invalid command!"); | |
| return; | |
| } | |
| else | |
| { | |
| _mouseKeys.Speed = speed; | |
| } | |
| } | |
| Keyboard.OnKeyPress += Keyboard_OnKeyPress; | |
| Keyboard.Hook(); | |
| Console.WriteLine("Keyboard hooked!"); | |
| Application.Run(); | |
| } | |
| private static void Keyboard_OnKeyPress(Keys keyPressed) | |
| { | |
| _mouseKeys.HandleKey(keyPressed); | |
| } | |
| } |
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