public override bool OnKeyUp(Keycode keyCode, KeyEvent e)
{
if (keyCode == Keycode.VolumeUp)
{
_gestureManager.SensitivityUp();
return(false);
}
if (keyCode == Keycode.VolumeDown)
{
_gestureManager.SensitivityDown();
return(false);
}
return(base.OnKeyUp(keyCode, e));
}