[gnome-music] Fix loading the CSS stylesheet

[Giovanni Campagna <gcampagna src gnome org>]

commit 8be9125f2f373fb08187c045760e00c6b6cc39a3
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Tue Apr 2 19:27:32 2013 +0200

    Fix loading the CSS stylesheet
    
    Include it in the resource, and load it at application startup.

 .../gtk-style.css => data/application.css          |    0
 data/gnome-music.gresource.xml                     |    3 ++-
 src/application.js                                 |    7 +++++++
 3 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/src/resources/gtk-style.css b/data/application.css
similarity index 100%
rename from src/resources/gtk-style.css
rename to data/application.css
diff --git a/data/gnome-music.gresource.xml b/data/gnome-music.gresource.xml
index fb57524..128f3e7 100644
--- a/data/gnome-music.gresource.xml
+++ b/data/gnome-music.gresource.xml
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <gresources>
   <gresource prefix="/org/gnome/music">
-    <file>app-menu.ui</file>
+    <file preprocess="xml-stripblanks">app-menu.ui</file>
+    <file>application.css</file>
   </gresource>
 </gresources>
diff --git a/src/application.js b/src/application.js
index 676c25b..79f2b91 100644
--- a/src/application.js
+++ b/src/application.js
@@ -70,6 +70,13 @@ const Application = new Lang.Class({
         let resource = Gio.Resource.load(pkg.pkgdatadir + '/gnome-music.gresource');
         resource._register();
 
+        let cssFile = Gio.File.new_for_uri('resource:///org/gnome/music/application.css');
+        let provider = new Gtk.CssProvider();
+        provider.load_from_file(cssFile);
+        Gtk.StyleContext.add_provider_for_screen(Gdk.Screen.get_default(),
+                                                 provider,
+                                                 Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);
+
         this._window = new Window.MainWindow(this);
         this._buildAppMenu();
     },