From af58f8e28e5ab5ed29de518bd921f8ae699ac972 Mon Sep 17 00:00:00 2001
From: Lars Uebernickel <lars.uebernickel@canonical.com>
Date: Tue, 4 Dec 2012 12:31:33 +0000
Subject: Export symbolic application icons on messages

This is implemented by appending '-symbolic' to the first icon name.  The old
icon name is kept as a fallback in case there's no symbolic icon installed.

This doesn't work yet for applications that specify their icon as a filename.
---
 src/im-application-list.c | 41 ++++++++++++++++++++++++++++++++++++++---
 1 file changed, 38 insertions(+), 3 deletions(-)

(limited to 'src/im-application-list.c')

diff --git a/src/im-application-list.c b/src/im-application-list.c
index c41c858..77c0e47 100644
--- a/src/im-application-list.c
+++ b/src/im-application-list.c
@@ -302,7 +302,8 @@ im_application_list_class_init (ImApplicationListClass *klass)
                                          NULL, NULL,
                                          g_cclosure_marshal_generic,
                                          G_TYPE_NONE,
-                                         10,
+                                         11,
+                                         G_TYPE_STRING,
                                          G_TYPE_STRING,
                                          G_TYPE_STRING,
                                          G_TYPE_STRING,
@@ -535,6 +536,33 @@ im_application_list_sources_listed (GObject      *source_object,
     }
 }
 
+static gchar *
+get_symbolic_app_icon_string (GIcon *icon)
+{
+  const gchar * const *names;
+  gchar *symbolic_name;
+  GIcon *symbolic_icon;
+  gchar *str;
+
+  if (!G_IS_THEMED_ICON (icon))
+    return NULL;
+
+  names = g_themed_icon_get_names (G_THEMED_ICON (icon));
+  if (!names || !names[0])
+    return NULL;
+
+  symbolic_icon = g_themed_icon_new_from_names ((gchar **) names, -1);
+
+  symbolic_name = g_strconcat (names[0], "-symbolic", NULL);
+  g_themed_icon_prepend_name (G_THEMED_ICON (symbolic_icon), symbolic_name);
+
+  str = g_icon_to_string (symbolic_icon);
+
+  g_free (symbolic_name);
+  g_object_unref (symbolic_icon);
+  return str;
+}
+
 static void
 im_application_list_message_added (Application *app,
                                    GVariant    *message)
@@ -550,13 +578,18 @@ im_application_list_message_added (Application *app,
   GSimpleAction *action;
   GIcon *app_icon;
   gchar *app_iconstr;
+  gchar *symbolic_app_iconstr;
   GVariant *actions = NULL;
 
   g_variant_get (message, "(&s&s&s&s&sxaa{sv}b)",
                  &id, &iconstr, &title, &subtitle, &body, &time, &action_iter, &draws_attention);
 
   app_icon = g_app_info_get_icon (G_APP_INFO (app->info));
-  app_iconstr = app_icon ? g_icon_to_string (app_icon) : NULL;
+  if (app_icon)
+    {
+      app_iconstr = g_icon_to_string (app_icon);
+      symbolic_app_iconstr = get_symbolic_app_icon_string (app_icon);
+    }
 
   action = g_simple_action_new (id, G_VARIANT_TYPE_BOOLEAN);
   g_signal_connect (action, "activate", G_CALLBACK (im_application_list_message_activated), app);
@@ -629,10 +662,12 @@ im_application_list_message_added (Application *app,
   }
 
   g_signal_emit (app->list, signals[MESSAGE_ADDED], 0,
-                 app->id, app_iconstr, id, iconstr, title, subtitle, body, actions, time, draws_attention);
+                 app->id, app_iconstr, symbolic_app_iconstr, id,
+                 iconstr, title, subtitle, body, actions, time, draws_attention);
 
   g_variant_iter_free (action_iter);
   g_free (app_iconstr);
+  g_free (symbolic_app_iconstr);
   g_object_unref (action);
 }
 
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