[gtk+] menu: Update adjustment usage for sealing

[Benjamin Otte <otte src gnome org>]

commit 1af3a95e8c1203d3c6496782a0ac3d0725bfd8e6
Author: Benjamin Otte <otte redhat com>
Date:   Wed Jan 5 19:26:14 2011 +0100

    menu: Update adjustment usage for sealing

 gtk/gtkmenu.c |   30 ++++++++++++------------------
 1 files changed, 12 insertions(+), 18 deletions(-)
---
diff --git a/gtk/gtkmenu.c b/gtk/gtkmenu.c
index 4dd871e..8127568 100644
--- a/gtk/gtkmenu.c
+++ b/gtk/gtkmenu.c
@@ -1991,10 +1991,11 @@ static void
 gtk_menu_scrollbar_changed (GtkAdjustment *adjustment,
                             GtkMenu       *menu)
 {
-  g_return_if_fail (GTK_IS_MENU (menu));
+  double value;
 
-  if (adjustment->value != menu->priv->scroll_offset)
-    gtk_menu_scroll_to (menu, adjustment->value);
+  value = gtk_adjustment_get_value (adjustment);
+  if (menu->priv->scroll_offset != value)
+    gtk_menu_scroll_to (menu, value);
 }
 
 static void
@@ -2149,7 +2150,7 @@ gtk_menu_set_tearoff_state (GtkMenu  *menu,
                                 priv->tearoff_scrollbar,
                                 FALSE, FALSE, 0);
 
-              if (priv->tearoff_adjustment->upper > height)
+              if (gtk_adjustment_get_upper (priv->tearoff_adjustment) > height)
                 gtk_widget_show (priv->tearoff_scrollbar);
 
               gtk_widget_show (priv->tearoff_hbox);
@@ -2756,20 +2757,13 @@ gtk_menu_size_allocate (GtkWidget     *widget,
             }
           else
             {
-              priv->tearoff_adjustment->upper = priv->requested_height;
-              priv->tearoff_adjustment->page_size = allocation->height;
-
-              if (priv->tearoff_adjustment->value + priv->tearoff_adjustment->page_size >
-                  priv->tearoff_adjustment->upper)
-                {
-                  gint value;
-                  value = priv->tearoff_adjustment->upper - priv->tearoff_adjustment->page_size;
-                  if (value < 0)
-                    value = 0;
-                  gtk_menu_scroll_to (menu, value);
-                }
-
-              gtk_adjustment_changed (priv->tearoff_adjustment);
+              gtk_adjustment_configure (priv->tearoff_adjustment,
+                                        gtk_adjustment_get_value (priv->tearoff_adjustment),
+                                        0,
+                                        priv->requested_height,
+                                        gtk_adjustment_get_step_increment (priv->tearoff_adjustment),
+                                        gtk_adjustment_get_page_increment (priv->tearoff_adjustment),
+                                        allocation->height);
 
               if (!gtk_widget_get_visible (priv->tearoff_scrollbar))
                 {