add liscence and some organizational comments

tests/examples/ges-ui.c

@@ -1,3 +1,23 @@
+/* GStreamer Editing Services
+ * Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
+ *               2010 Nokia Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
 #include <gtk/gtk.h>
 #include <glib.h>
 #include <ges/ges.h>
@@ -24,6 +44,8 @@ void add_file_item_activate_cb (GtkMenuItem * item, App * app);
 
 GtkWidget *create_ui (App * app);
 
+/* signal handlers **********************************************************/
+
 void
 window_destroy_cb (GtkObject * window, App * app)
 {
@@ -48,6 +70,9 @@ add_file_item_activate_cb (GtkMenuItem * item, App * app)
   g_print ("add file");
 }
 
+/* application methods ******************************************************/
+
+
 App *
 app_new (void)
 {
@@ -93,6 +118,8 @@ app_dispose (App * app)
   }
 }
 
+/* Layout *******************************************************************/
+
 GtkWidget *
 create_ui (App * app)
 {
@@ -110,6 +137,8 @@ create_ui (App * app)
   return window;
 }
 
+/* main *********************************************************************/
+
 int
 main (int argc, char *argv[])
 {