musescore/MuseScore — pull request #440 by vgstef (2013-08-13 04:15:59+00:00)
Title: Add partial loop playback feature (In/Out position) using events

This commit adds the possibility for the user to set the In (Shift+I) and the Out (Shift+O) positions for a looping playback. It also adds the loop playback icon to the toolbar.