rind: Add a random button

We use this to toggle the random property of playlists

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

emmental.ui

@@ -121,6 +121,25 @@
             </child>
           </object>
         </child>
+        <child>
+          <object class="GtkToggleButton" id="random_button">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <child>
+              <object class="GtkImage">
+                <property name="visible">True</property>
+                <property name="can_focus">False</property>
+                <property name="icon_name">media-playlist-shuffle-symbolic</property>
+                <property name="icon_size">3</property>
+              </object>
+            </child>
+          </object>
+          <packing>
+            <property name="pack_type">end</property>
+            <property name="position">3</property>
+          </packing>
+        </child>
       </object>
     </child>
     <child>

rind/playlist.py

@@ -3,6 +3,7 @@ from . import gtk
 import curds
 from gi.repository import GObject, Gtk
 
+RandomButton = gtk.Builder.get_object("random_button")
 cols = [ "tracknumber", "title", "length", "artist", "album", "date", "genre" ]
 
 class PlaylistModel(GObject.GObject, Gtk.TreeModel):
@@ -10,6 +11,7 @@ class PlaylistModel(GObject.GObject, Gtk.TreeModel):
         GObject.GObject.__init__(self)
         self.playlist = curds.PlaylistManager["Collection"]
         curds.Notify.notify_me("add-track", self.on_add_track)
+        RandomButton.connect("toggled", self.on_random_toggled)
 
     def do_get_column_type(self, col):
         return str
@@ -62,6 +64,10 @@ class PlaylistModel(GObject.GObject, Gtk.TreeModel):
             iter = self.get_iter(path)
             self.row_inserted(path, iter)
 
+    def on_random_toggled(self, *args):
+        active = RandomButton.get_active()
+        RandomButton.set_active(self.playlist.set_random(active))
+
     def set_playlist(self, plist):
         self.playlist = plist
 

rind/test_playlist.py

@@ -74,3 +74,15 @@ class TestPlaylist(unittest.TestCase):
 
         iter.user_data = 99
         self.assertEqual(model.get_value(iter, 0), "")
+
+    def test_random(self):
+        plist = curds.Playlist("Test Playlist")
+        model = playlist.PlaylistModel()
+        model.set_playlist(plist)
+
+        self.assertFalse(plist.random)
+        self.assertIsInstance(playlist.RandomButton, Gtk.ToggleButton)
+        playlist.RandomButton.set_active(True)
+        self.assertTrue(plist.random)
+        playlist.RandomButton.set_active(False)
+        self.assertFalse(plist.random)