return os.path.join(songDir, str(int(startTime)))

class ReplayViews(object):

    """

    the whole list of replay windows. parent is the scrolling area for

    these windows to be added

    """

    def __init__(self, parent):

        # today, parent is the vbox the replay windows should appear in

        self.parent = parent

        self.lastStart = None

        self.views = []

    def update(self, position):

        """

        freshen all replay windows. We get called this about every

        time there's a new live video frame.

        Calls loadViewsForSong if we change songs, or even if we just

        restart the playback of the current song (since there could be

        a new replay view)

        """

        t1 = time.time()

            self.loadViewsForSong(position['song'])

            self.lastStart = position['started']

        for v in self.views:

            v.updatePic(position)

        log.debug("update %s views in %.2fms",

                  len(self.views), (time.time() - t1) * 1000)

    def loadViewsForSong(self, song):

        """

        replace previous views, and cleanup short ones

        """

        for v in self.views:

            v.destroy()

        self.views[:] = []

        d = songDir(song)

        try:

            takes = sorted(t for t in os.listdir(d) if t.isdigit())

        except OSError:

            return

        for take in takes:

            td = takeDir(songDir(song), take)

            r = Replay(td)

            if r.tooShort():

                log.warn("cleaning up %s; too short" % r.takeDir)

                r.deleteDir()

                continue

            rv = ReplayView(self.parent, r)

            self.views.append(rv)

class ReplayView(object):

    """

    one of the replay widgets

    """

    def __init__(self, parent, replay):

        self.replay = replay

        self.enabled = True

        self.showingPic = None