Fix anonymous assistants

GtkAssistant supports not showing the sidebar with the page
titles (if the page have no titles). Unfortunately, we were
hiding the sidebar in this case, but still rendering the frame
behind it, leading to a broken appearance.

diff --git a/gtk/gtkassistant.c b/gtk/gtkassistant.c
index 2e77f1cecedb976e3cedb9e69c578a958be50f57..5cf57b0bbbbec85ce056188b909f93f3d44c7bac 100644 (file)
--- a/gtk/gtkassistant.c
+++ b/gtk/gtkassistant.c
@@ -106,6 +106,7 @@ struct _GtkAssistantPrivate
   GtkWidget *last;
 
   GtkWidget *sidebar;
+  GtkWidget *sidebar_frame;
   GtkWidget *content;
   GtkWidget *action_area;
 
@@ -440,6 +441,7 @@ gtk_assistant_class_init (GtkAssistantClass *class)
   gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, close);
   gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, last);
   gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, sidebar);
+  gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, sidebar_frame);
   gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, button_size_group);
   gtk_widget_class_bind_template_child_private (widget_class, GtkAssistant, title_size_group);
 
@@ -747,7 +749,7 @@ update_title_state (GtkAssistant *assistant)
         show_titles = TRUE;
     }
 
-  gtk_widget_set_visible (priv->sidebar, show_titles);
+  gtk_widget_set_visible (priv->sidebar_frame, show_titles);
 }
 
 static void