nmehost/nme — pull request #7 by underscorediscovery (2014-04-10 18:40:04+00:00)
Title: Fixing bug where mouse resets when leaving window

When moving the mouse outside, it is reset to 0,0 and when alt tabbing some high value garbage numbers were sent. This missing break was the cause, because WINDOWEVENT was being handled and pumped by MOUSEMOTION as well.