[gnome-music/wip/mschraal/gapless-v3: 16/18] more fixess

[Marinus Schraal <mschraal src gnome org>]

commit 7fa7afe3a21352efc4379a15578cf60457a5cfd9
Author: Marinus Schraal <mschraal gnome org>
Date:   Tue Oct 16 16:20:37 2018 +0200

    more fixess

 gnomemusic/widgets/smoothscale.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/gnomemusic/widgets/smoothscale.py b/gnomemusic/widgets/smoothscale.py
index 9a13733a..edcbd835 100644
--- a/gnomemusic/widgets/smoothscale.py
+++ b/gnomemusic/widgets/smoothscale.py
@@ -48,6 +48,7 @@ class SmoothScale(Gtk.Scale):
         super().__init__()
 
         self._player = None
+        self._previous_duration = -1
         self._old_smooth_scale_value = 0.0
 
         self._seek_timeout = None
@@ -112,7 +113,10 @@ class SmoothScale(Gtk.Scale):
         duration = self._player.duration
         print("duration changed", duration)
 
-        if duration != -1.:
+        if (duration != -1
+                and duration != self._previous_duration):
+            print("RESET SCALE")
+            self._previous_duration = duration
             self.set_range(0.0, duration * 60)
             self.set_increments(300, 600)
             self.set_value(0)