[gtk+/treeview-refactor] GtkAssistant: Mention custom pages in the introduction

[Tristan Van Berkom <tvb src gnome org>]

commit c70f3e26d22f8e6149930183fcd4398df7747444
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Oct 31 14:34:35 2010 -0400

    GtkAssistant: Mention custom pages in the introduction

 gtk/gtkassistant.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkassistant.c b/gtk/gtkassistant.c
index 4374f1f..ba31642 100644
--- a/gtk/gtkassistant.c
+++ b/gtk/gtkassistant.c
@@ -39,6 +39,10 @@
  * <link linkend="gtk-assistant-set-page-complete">completion</link> and
  * <link linkend="gtk-assistant-commit">committed</link> status.
  *
+ * If you have a case that doesn't quite fit in #GtkAssistants way of
+ * handling buttons, you can use the #GTK_ASSISTANT_PAGE_CUSTOM page type
+ * and handle buttons yourself.
+ *
  * <refsect2 id="GtkAssistant-BUILDER-UI">
  * <title>GtkAssistant as GtkBuildable</title>
  * <para>