Move about dialogue to main interface file

Not actually used yet

interface.ui

 <?xml version="1.0" encoding="UTF-8"?>
 <interface>
-  <requires lib="gtk+" version="3.4"/>
+  <!-- interface-requires gtk+ 3.4 -->
+  <object class="GtkAboutDialog" id="about">
+    <property name="can_focus">False</property>
+    <property name="border_width">5</property>
+    <property name="type_hint">dialog</property>
+    <property name="program_name">Rugby</property>
+    <property name="copyright" translatable="yes">Copyright © 2012 Bruce Cowan</property>
+    <property name="comments" translatable="yes">A rugby scores possibilities program.</property>
+    <property name="website">http://www.bcowan.me.uk</property>
+    <property name="authors">Bruce Cowan</property>
+    <property name="license_type">mit-x11</property>
+    <child internal-child="vbox">
+      <object class="GtkBox" id="aboutdialog-vbox1">
+        <property name="can_focus">False</property>
+        <property name="orientation">vertical</property>
+        <property name="spacing">2</property>
+        <child internal-child="action_area">
+          <object class="GtkButtonBox" id="aboutdialog-action_area1">
+            <property name="can_focus">False</property>
+            <property name="layout_style">end</property>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="fill">True</property>
+            <property name="pack_type">end</property>
+            <property name="position">0</property>
+          </packing>
+        </child>
+        <child>
+          <placeholder/>
+        </child>
+      </object>
+    </child>
+  </object>
   <object class="GtkAdjustment" id="filteradj">
     <property name="upper">1</property>
     <property name="step_increment">1</property>

rugby-about.ui

-<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <!-- interface-requires gtk+ 3.0 -->
-  <object class="GtkAboutDialog" id="aboutdialog1">
-    <property name="can_focus">False</property>
-    <property name="border_width">5</property>
-    <property name="type_hint">dialog</property>
-    <property name="program_name">Rugby</property>
-    <property name="authors">Bruce Cowan</property>
-    <property name="license_type">mit-x11</property>
-    <child internal-child="vbox">
-      <object class="GtkBox" id="aboutdialog-vbox1">
-        <property name="can_focus">False</property>
-        <property name="orientation">vertical</property>
-        <property name="spacing">2</property>
-        <child internal-child="action_area">
-          <object class="GtkButtonBox" id="aboutdialog-action_area1">
-            <property name="can_focus">False</property>
-            <property name="layout_style">end</property>
-          </object>
-          <packing>
-            <property name="expand">False</property>
-            <property name="fill">True</property>
-            <property name="pack_type">end</property>
-            <property name="position">0</property>
-          </packing>
-        </child>
-        <child>
-          <placeholder/>
-        </child>
-      </object>
-    </child>
-  </object>
-</interface>

rugby-application.c

@@ -102,6 +102,7 @@ app_about (GSimpleAction *action,
 	windows = gtk_application_get_windows (application);
 	window = windows->data;
 
+	/* TODO show proper about dialogue */
 	gtk_show_about_dialog (window,
 	                       "program-name", "Rugby",
 	                       "license-type", GTK_LICENSE_MIT_X11,
@@ -209,6 +210,8 @@ rugby_application_activate (GApplication *app)
 	window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
 	gtk_window_set_application (GTK_WINDOW (window), GTK_APPLICATION (app));
 	gtk_widget_show_all (window);
+
+	g_object_unref (builder);
 }
 
 static void