Adi Shavit fecd5c994b Added support for mouse-wheel events on Windows.
To be used in the mouse callback like this:
    if (CV_EVENT_MOUSEWHEEL == CV_GET_MOUSEWHEEL_EVENT(event))
    {
       int delta= CV_GET_WHEEL_DELTA(event);
       // use delta...
    }
2014-01-14 21:20:05 +02:00
..