[gnome-music/wip/jfelder/coredisc-updates: 324/325] corealbum: Add a model_loaded property

[Jean Felder <jfelder src gnome org>]

commit 8b64e4db587daf19f383750b72eaf40d6469b40d
Author: Jean Felder <jfelder src gnome org>
Date:   Fri Feb 21 16:18:45 2020 +0100

    corealbum: Add a model_loaded property

 gnomemusic/corealbum.py | 10 ++++++++++
 1 file changed, 10 insertions(+)
---
diff --git a/gnomemusic/corealbum.py b/gnomemusic/corealbum.py
index 4ab1569cc..72fe2f0e4 100644
--- a/gnomemusic/corealbum.py
+++ b/gnomemusic/corealbum.py
@@ -85,6 +85,16 @@ class CoreAlbum(GObject.GObject):
 
         return disc_model_sort
 
+    @GObject.Property(
+        type=bool, default=False, flags=GObject.ParamFlags.READABLE)
+    def model_loaded(self):
+        """Check if the model has already been loaded
+
+        :returns: True if the model is loaded
+        :rtype: bool
+        """
+        return self._model is not None
+
     @GObject.Property(
         type=Gio.ListModel, default=None, flags=GObject.ParamFlags.READABLE)
     def model(self):