Mouse and Keyboard activity monitor

This library attaches to windows global hooks, tracks keyboard and mouse clicks and movement and raises common .NET events with KeyEventArgs and MouseEventArgs.

private readonly KeyboardHookListener _inputListener;
private readonly KeyboardHookListener _globalKeyboardListener;

public void Subscribe()
{
    // for the application hook
    _inputListener = new KeyboardHookListener(new AppHooker());
    _inputListener.KeyDown += OnKeyDown;
    _inputListener.Start();

    // for the global hook
    _globalKeyboardListener = new KeyboardHookListener(new GlobalHooker());
    _globalKeyboardListener.KeyDown += OnGlobalKeyDown;
    _globalKeyboardListener.Start();
}

private void OnKeyDown(object sender, KeyEventArgs e)
{
    if (e.KeyCode == Keys.Menu || e.KeyCode == Keys.Alt || e.Alt)
        e.Handled = true;

    else if (e.Control == false && e.Shift == false)
    {
        switch (e.KeyCode)
        {
            case Keys.F11:
                ViewModel?.FullscreenCommand?.Execute(null);
                break;
            case Keys.Escape:
                ViewModel?.NormalScreenCommand?.Execute(null);
                break;
        }
    }
}

private void OnGlobalKeyDown(object sender, KeyEventArgs e)
{
    if (e.KeyData == Keys.PrintScreen)
    {
        // do something...   
    }
}

public void Unsubscribe()
{
    _inputListener.KeyDown -= OnKeyDown;
   _globalKeyboardListener.KeyDown -= OnGlobalKeyDown;

    //It is recommened to dispose it
    _inputListener.Dispose();
    _globalKeyboardListener.Dispose();
}