[rhythmbox] grilo: delete display page when source is removed

[Jonathan Matthew <jmatthew src gnome org>]

commit 3ac891ed5cc93b2d1cd574b9e393fe8b6a080483
Author: Florian Will <florian will gmail com>
Date:   Tue Jun 3 20:47:11 2014 +0200

    grilo: delete display page when source is removed

 plugins/grilo/rb-grilo-plugin.c |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)
---
diff --git a/plugins/grilo/rb-grilo-plugin.c b/plugins/grilo/rb-grilo-plugin.c
index 5794b69..1ad072e 100644
--- a/plugins/grilo/rb-grilo-plugin.c
+++ b/plugins/grilo/rb-grilo-plugin.c
@@ -154,6 +154,19 @@ ignore:
 }
 
 static void
+grilo_source_removed_cb (GrlRegistry *registry, GrlSource *grilo_source, RBGriloPlugin *plugin)
+{
+       RBSource *source;
+
+       source = g_hash_table_lookup (plugin->sources, grilo_source);
+
+       if (source) {
+               rb_display_page_delete_thyself (RB_DISPLAY_PAGE (source));
+               g_hash_table_remove (plugin->sources, grilo_source);
+       }
+}
+
+static void
 playing_song_changed_cb (RBShellPlayer *player, RhythmDBEntry *entry, RBGriloPlugin *plugin)
 {
        const char *uri;
@@ -199,6 +212,7 @@ impl_activate (PeasActivatable *plugin)
        grl_init (0, NULL);
        pi->registry = grl_registry_get_default ();
        g_signal_connect (pi->registry, "source-added", G_CALLBACK (grilo_source_added_cb), pi);
+       g_signal_connect (pi->registry, "source-removed", G_CALLBACK (grilo_source_removed_cb), pi);
        if (grl_registry_load_all_plugins (pi->registry, &error) == FALSE) {
                g_warning ("Failed to load Grilo plugins: %s", error->message);
                g_clear_error (&error);