[gnome-music/wip/jfelder/empty-playlist-v2: 1/2] grltrackerplaylists: Add an icon_name property to playlists

[Jean Felder <jfelder src gnome org>]

commit 258d805d45b5da1095c6947e770bc0825e730cb5
Author: Jean Felder <jfelder src gnome org>
Date:   Thu Sep 12 22:44:00 2019 +0200

    grltrackerplaylists: Add an icon_name property to playlists
    
    This property will be used in the next commit to display an empty view
    when a playlist is empty.

 data/icons/playlist2-symbolic.svg               | 6 ++++++
 data/org.gnome.Music.gresource.xml              | 1 +
 gnomemusic/grilowrappers/grltrackerplaylists.py | 6 ++++++
 3 files changed, 13 insertions(+)
---
diff --git a/data/icons/playlist2-symbolic.svg b/data/icons/playlist2-symbolic.svg
new file mode 100644
index 000000000..ed1ea2eb5
--- /dev/null
+++ b/data/icons/playlist2-symbolic.svg
@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg"; width="16" height="16">
+    <g fill="#2e3436">
+        <path d="M3 3v2h10V3zm0 4v2h7.979V7zm0 4v2h5.01L8 11z"/>
+        <path d="M12 7v3.27a2 2 0 00-1-.27 2 2 0 00-2 2 2 2 0 002 2 2 2 0 002-2V9h2V7h-2z"/>
+    </g>
+</svg>
diff --git a/data/org.gnome.Music.gresource.xml b/data/org.gnome.Music.gresource.xml
index 4ef28690c..5566b2498 100644
--- a/data/org.gnome.Music.gresource.xml
+++ b/data/org.gnome.Music.gresource.xml
@@ -4,6 +4,7 @@
     <file alias="gtk/help-overlay.ui" preprocess="xml-stripblanks">ui/help-overlay.ui</file>
     <file>org.gnome.Music.css</file>
     <file>icons/initial-state.png</file>
+    <file>icons/playlist2-symbolic.svg</file>
     <file preprocess="xml-stripblanks">ui/AboutDialog.ui</file>
     <file preprocess="xml-stripblanks">ui/AlbumCover.ui</file>
     <file preprocess="xml-stripblanks">ui/AlbumWidget.ui</file>
diff --git a/gnomemusic/grilowrappers/grltrackerplaylists.py b/gnomemusic/grilowrappers/grltrackerplaylists.py
index 720c541ca..e7ca7ccb1 100644
--- a/gnomemusic/grilowrappers/grltrackerplaylists.py
+++ b/gnomemusic/grilowrappers/grltrackerplaylists.py
@@ -269,6 +269,7 @@ class Playlist(GObject.GObject):
 
     count = GObject.Property(type=int, default=0)
     creation_date = GObject.Property(type=GLib.DateTime, default=None)
+    icon_name = GObject.Property(type=str, default="playlist2-symbolic")
     is_smart = GObject.Property(type=bool, default=False)
     pl_id = GObject.Property(type=str, default=None)
     query = GObject.Property(type=str, default=None)
@@ -825,6 +826,7 @@ class MostPlayed(SmartPlaylist):
         self.props.tag_text = "MOST_PLAYED"
         # TRANSLATORS: this is a playlist name
         self._title = _("Most Played")
+        self.props.icon_name = "audio-speakers-symbolic"
         self.props.query = """
         SELECT
             %(media_type)s AS ?type
@@ -878,6 +880,7 @@ class NeverPlayed(SmartPlaylist):
         self.props.tag_text = "NEVER_PLAYED"
         # TRANSLATORS: this is a playlist name
         self._title = _("Never Played")
+        self.props.icon_name = "dialog-question-symbolic"
         self.props.query = """
         SELECT
             %(media_type)s AS ?type
@@ -930,6 +933,7 @@ class RecentlyPlayed(SmartPlaylist):
         self.props.tag_text = "RECENTLY_PLAYED"
         # TRANSLATORS: this is a playlist name
         self._title = _("Recently Played")
+        self.props.icon_name = "document-open-recent-symbolic"
 
         sparql_midnight_dateTime_format = "%Y-%m-%dT00:00:00Z"
         days_difference = 7
@@ -992,6 +996,7 @@ class RecentlyAdded(SmartPlaylist):
         self.props.tag_text = "RECENTLY_ADDED"
         # TRANSLATORS: this is a playlist name
         self._title = _("Recently Added")
+        self.props.icon_name = "list-add-symbolic"
 
         sparql_midnight_dateTime_format = "%Y-%m-%dT00:00:00Z"
         days_difference = 7
@@ -1054,6 +1059,7 @@ class Favorites(SmartPlaylist):
         self.props.tag_text = "FAVORITES"
         # TRANSLATORS: this is a playlist name
         self._title = _("Favorite Songs")
+        self.props.icon_name = "starred-symbolic"
         self.props.query = """
             SELECT
                 %(media_type)s AS ?type