[gnome-initial-setup] gis-assistant: Allow a way to destroy all pages

[Jasper St. Pierre <jstpierre src gnome org>]

commit a960cf55f66f89a20b3fcc26ff51f348d39cae41
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Aug 21 15:06:05 2012 -0400

    gis-assistant: Allow a way to destroy all pages

 gnome-initial-setup/gis-assistant.c |   20 ++++++++++++++++++++
 gnome-initial-setup/gis-assistant.h |    1 +
 2 files changed, 21 insertions(+), 0 deletions(-)
---
diff --git a/gnome-initial-setup/gis-assistant.c b/gnome-initial-setup/gis-assistant.c
index cae83be..166ebc0 100644
--- a/gnome-initial-setup/gis-assistant.c
+++ b/gnome-initial-setup/gis-assistant.c
@@ -210,6 +210,26 @@ gis_assistant_add_page (GisAssistant *assistant,
     update_navigation_buttons (assistant, priv->current_page->widget);
 }
 
+void
+gis_assistant_destroy_all_pages (GisAssistant *assistant)
+{
+  GisAssistantPrivate *priv = assistant->priv;
+  GList *l, *next;
+
+  g_object_freeze_notify (G_OBJECT (assistant));
+
+  for (l = priv->pages; l != NULL; l = next)
+    {
+      PageData *page_data = l->data;
+      next = l->next;
+      gtk_widget_destroy (page_data->widget);
+    }
+
+  g_object_thaw_notify (G_OBJECT (assistant));
+
+  g_assert (priv->pages == NULL);
+}
+
 static void
 go_forward (GtkWidget    *button,
             GisAssistant *assistant)
diff --git a/gnome-initial-setup/gis-assistant.h b/gnome-initial-setup/gis-assistant.h
index c2695fb..e364313 100644
--- a/gnome-initial-setup/gis-assistant.h
+++ b/gnome-initial-setup/gis-assistant.h
@@ -43,6 +43,7 @@ void      gis_assistant_add_page          (GisAssistant *assistant,
 
 void      gis_assistant_next_page         (GisAssistant *assistant);
 void      gis_assistant_previous_page     (GisAssistant *assistant);
+void      gis_assistant_destroy_all_pages (GisAssistant *assistant);
 
 void      gis_assistant_set_page_complete (GisAssistant *assistant,
                                            GtkWidget    *page,