[gnome-music/wip/mschraal/disclistbox-cleanup: 7/9] disclistboxwidget: Restore select_{all, none}

[Jean Felder <jfelder src gnome org>]

commit 88b1c13108eb855ed5085bd752c9389cdfbd8301
Author: Marinus Schraal <mschraal gnome org>
Date:   Thu Jul 18 23:56:25 2019 +0200

    disclistboxwidget: Restore select_{all,none}

 gnomemusic/widgets/disclistboxwidget.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gnomemusic/widgets/disclistboxwidget.py b/gnomemusic/widgets/disclistboxwidget.py
index c828dc06..6d515313 100644
--- a/gnomemusic/widgets/disclistboxwidget.py
+++ b/gnomemusic/widgets/disclistboxwidget.py
@@ -86,7 +86,7 @@ class DiscBox(Gtk.Box):
         """Select all songs"""
         def child_select_all(child):
             song_widget = child.get_child()
-            song_widget.props.selected = True
+            song_widget.props.coresong.props.selected = True
 
         self._list_box.foreach(child_select_all)
 
@@ -94,7 +94,7 @@ class DiscBox(Gtk.Box):
         """Deselect all songs"""
         def child_select_none(child):
             song_widget = child.get_child()
-            song_widget.props.selected = False
+            song_widget.props.coresong.props.selected = False
 
         self._list_box.foreach(child_select_none)