[gnome-music/wip/jfelder/mpris-playlists-cleanup: 8/8] mpris: Handle playlists renaming

[Jean Felder <jfelder src gnome org>]

commit a7c6ce8e5b1b3682b21430873f69d91859ead4f7
Author: Jean Felder <jfelder src gnome org>
Date:   Thu Apr 4 12:05:20 2019 +0200

    mpris: Handle playlists renaming
    
    Send a PlaylistChanged signal from the MediaPlayer2.Playlists
    interface when a playlist is renamed.

 gnomemusic/mpris.py | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)
---
diff --git a/gnomemusic/mpris.py b/gnomemusic/mpris.py
index 7433dcca..1282fd76 100644
--- a/gnomemusic/mpris.py
+++ b/gnomemusic/mpris.py
@@ -251,6 +251,7 @@ class MediaPlayer2Service(Server):
             'playlist-created', self._on_playlists_count_changed)
         self._playlists.connect(
             'playlist-deleted', self._on_playlists_count_changed)
+        self._playlists.connect('playlist-renamed', self._on_playlist_renamed)
         grilo.connect('ready', self._on_grilo_ready)
         self._stored_playlists = []
         self._player_previous_type = None
@@ -518,6 +519,15 @@ class MediaPlayer2Service(Server):
     def _on_playlists_count_changed(self, playlists, item):
         self._reload_playlists()
 
+    @log
+    def _on_playlist_renamed(self, playlists, renamed_playlist):
+        mpris_playlist = self._get_mpris_playlist_from_playlist(
+            renamed_playlist)
+        self.con.emit_signal(
+            None, '/org/mpris/MediaPlayer2',
+            MPRIS.MEDIA_PLAYER2_PLAYLISTS_IFACE, 'PlaylistChanged',
+            GLib.Variant.new_tuple(GLib.Variant('(oss)', mpris_playlist)))
+
     @log
     def _on_grilo_ready(self, grilo):
         self._reload_playlists()
@@ -669,13 +679,6 @@ class MediaPlayer2Service(Server):
             first_index = None
         return mpris_playlists[index + max_count - 1:first_index:-1]
 
-    def PlaylistChanged(self, playlist):
-        self.con.emit_signal(None,
-                             '/org/mpris/MediaPlayer2',
-                             MediaPlayer2Service.MEDIA_PLAYER2_PLAYLISTS_IFACE,
-                             'PlaylistChanged',
-                             GLib.Variant.new_tuple(GLib.Variant('(oss)', playlist)))
-
     def Get(self, interface_name, property_name):
         return self.GetAll(interface_name)[property_name]