Creating a function to update the icon to a new name.

2 files changed, 37 insertions, 16 deletions

diff --git a/libindicator/indicator-image-helper.c b/libindicator/indicator-image-helper.c
index cbbad3d..86d6c25 100644
--- a/libindicator/indicator-image-helper.c
+++ b/libindicator/indicator-image-helper.c
@@ -109,24 +109,41 @@ image_destroyed_cb (GtkImage * image, gpointer user_data)
 	return;
 }
 
+/* Catch the style changing on the image to make sure
+   we've got the latest. */
+static void
+image_style_change_cb (GtkImage * image, GtkStyle * previous_style, gpointer user_data)
+{
+	refresh_image(image);
+	return;
+}
+
+/* Builds an image with the name and fallbacks and all kinds of fun
+   stuff . */
 GtkImage *
 indicator_image_helper (const gchar * name)
 {
-	g_return_val_if_fail(name != NULL, NULL);
-	g_return_val_if_fail(name[0] != '\0', NULL);
+	/* Build us an image */
+	GtkImage * image = GTK_IMAGE(gtk_image_new());
+
+	indicator_image_helper_update(image, name);
+
+	return image;
+}
+
+/* Updates and image with all the fun stuff */
+void
+indicator_image_helper_update (GtkImage * image, const gchar * name)
+{
+	g_return_if_fail(name != NULL);
+	g_return_if_fail(name[0] != '\0');
+	g_return_if_fail(image != NULL);
 
 	/* Build us a GIcon */
 	GIcon * icon_names = g_themed_icon_new_with_default_fallbacks(name);
-	g_return_val_if_fail(icon_names != NULL, NULL);
-
-	/* Build us an image */
-	GtkImage * image = GTK_IMAGE(gtk_image_new());
+	g_return_if_fail(icon_names != NULL);
 
-	if (image == NULL) {
-		g_error("Unable to create image from pixbuf on icon name '%s'", name);
-		g_object_unref(icon_names);
-		return NULL;
-	}
+	gboolean seen_previously = (g_object_get_data(G_OBJECT(image), INDICATOR_NAMES_DATA) != NULL);
 
 	/* Attach our names to the image */
 	g_object_set_data_full(G_OBJECT(image), INDICATOR_NAMES_DATA, icon_names, g_object_unref);
@@ -135,9 +152,11 @@ indicator_image_helper (const gchar * name)
 	refresh_image(image);
 
 	/* Connect to all changes */
-	g_signal_connect(G_OBJECT(gtk_icon_theme_get_default()), "changed", G_CALLBACK(theme_changed_cb), image);
-	g_signal_connect(G_OBJECT(image), "destroy", G_CALLBACK(image_destroyed_cb), NULL);
+	if (!seen_previously) {
+		g_signal_connect(G_OBJECT(gtk_icon_theme_get_default()), "changed", G_CALLBACK(theme_changed_cb), image);
+		g_signal_connect(G_OBJECT(image), "destroy", G_CALLBACK(image_destroyed_cb), NULL);
+		g_signal_connect(G_OBJECT(image), "style-set", G_CALLBACK(image_style_change_cb), NULL);
+	}
 
-	/* Return our built image */
-	return image;
+	return;
 }
diff --git a/libindicator/indicator-image-helper.h b/libindicator/indicator-image-helper.h
index fed02dc..77e2f0a 100644
--- a/libindicator/indicator-image-helper.h
+++ b/libindicator/indicator-image-helper.h
@@ -26,6 +26,8 @@ License along with this library. If not, see
 
 #include <gtk/gtk.h>
 
-GtkImage * indicator_image_helper (const gchar * name);
+GtkImage *   indicator_image_helper           (const gchar * name);
+void         indicator_image_helper_update    (GtkImage * image,
+                                               const gchar * name);
 
 #endif /* __INDICATOR_IMAGE_HELPER_H__ */