/// <summary>
/// Installs both or one of mouse and/or keyboard hooks and starts rasing events
/// </summary>
/// <exception cref="Win32ErrorException">Any windows problem.</exception>
public void Start()
{
// install Mouse hook only if it is not installed and must be installed
if (hMouseHook == IntPtr.Zero)
{
// Create an instance of HookProc.
mouseHookProcedure = new USER32.HookProc(MouseHookProc);
//install hook
hMouseHook = USER32.SetWindowsHookEx(WH.MOUSE_LL, mouseHookProcedure, Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]), 0);
//If SetWindowsHookEx fails.
KERNEL32.CheckLastError();
if (hMouseHook == IntPtr.Zero)
{
//do cleanup
Stop(false);
throw new Win32ErrorException();
}
}
// install Keyboard hook only if it is not installed and must be installed
if (hKeyboardHook == IntPtr.Zero)
{
// Create an instance of HookProc.
keyboardHookProcedure = new USER32.HookProc(KeyboardHookProc);
//install hook
hKeyboardHook = USER32.SetWindowsHookEx(WH.KEYBOARD_LL, keyboardHookProcedure, Marshal.GetHINSTANCE(Assembly.GetExecutingAssembly().GetModules()[0]), 0);
//If SetWindowsHookEx fails.
KERNEL32.CheckLastError();
if (hKeyboardHook == IntPtr.Zero)
{
//do cleanup
Stop(false);
throw new Win32ErrorException();
}
}
}
/// <summary>
/// Constructor
/// </summary>
public MouseHook()
{
this.mseCallbackDelegate = new USER32.HookProc(this.MouseCallback);
}
/// <summary>
/// Constructor
/// </summary>
public MouseHook()
{
this.mseCallbackDelegate = new USER32.HookProc(this.MouseCallback);
}
/// <summary>
/// Constructor
/// </summary>
public KeyboardHook()
{
this.kbdCallbackDelegate = new USER32.HookProc(this.KeyboardCallback);
}
