]> Pileus Git - ~andy/gtk/blobdiff - gtk/gtknotebook.c
Deprecate widget flag: GTK_WIDGET_MAPPED
[~andy/gtk] / gtk / gtknotebook.c
index 55acbf5b99847e21158da813d336ab91b2ecfbe8..f6e3b9de9018c0014869211a6daa5ff69996fe26 100644 (file)
  * GTK+ at ftp://ftp.gtk.org/pub/gtk/. 
  */
 
-#include <config.h>
+#include "config.h"
+
+#include <stdio.h>
 #include <string.h>
+
+#include <gdk/gdkkeysyms.h>
+
+#undef GTK_DISABLE_DEPRECATED
+
 #include "gtknotebook.h"
 #include "gtkmain.h"
 #include "gtkmenu.h"
 #include "gtkmenuitem.h"
 #include "gtklabel.h"
-#include <gdk/gdkkeysyms.h>
-#include <stdio.h>
 #include "gtkintl.h"
 #include "gtkmarshalers.h"
 #include "gtkbindings.h"
 #include "gtkprivate.h"
 #include "gtkdnd.h"
 #include "gtkbuildable.h"
+
 #include "gtkalias.h"
 
 #define SCROLL_DELAY_FACTOR   5
@@ -121,6 +127,12 @@ enum {
   CHILD_PROP_DETACHABLE
 };
 
+enum {
+  ACTION_WIDGET_START,
+  ACTION_WIDGET_END,
+  N_ACTION_WIDGETS
+};
+
 #define GTK_NOTEBOOK_PAGE(_glist_)         ((GtkNotebookPage *)((GList *)(_glist_))->data)
 
 /* some useful defines for calculating coords */
@@ -147,6 +159,11 @@ struct _GtkNotebookPage
   guint reorderable  : 1;
   guint detachable   : 1;
 
+  /* if true, the tab label was visible on last allocation; we track this so
+   * that we know to redraw the tab area if a tab label was hidden then shown
+   * without changing position */
+  guint tab_allocated_visible : 1;
+
   GtkRequisition requisition;
   GtkAllocation allocation;
 
@@ -183,6 +200,8 @@ struct _GtkNotebookPrivate
 
   guint32 timestamp;
 
+  GtkWidget *action_widget[N_ACTION_WIDGETS];
+
   guint during_reorder : 1;
   guint during_detach  : 1;
   guint has_scrolled   : 1;
@@ -352,6 +371,8 @@ static GList * gtk_notebook_search_page      (GtkNotebook      *notebook,
                                              GList            *list,
                                              gint              direction,
                                              gboolean          find_visible);
+static void  gtk_notebook_child_reordered    (GtkNotebook      *notebook,
+                                             GtkNotebookPage  *page);
 
 /*** GtkNotebook Drawing Functions ***/
 static void gtk_notebook_paint               (GtkWidget        *widget,
@@ -364,7 +385,7 @@ static void gtk_notebook_draw_arrow          (GtkNotebook      *notebook,
 
 /*** GtkNotebook Size Allocate Functions ***/
 static void gtk_notebook_pages_allocate      (GtkNotebook      *notebook);
-static void gtk_notebook_page_allocate       (GtkNotebook      *notebook,
+static gboolean gtk_notebook_page_allocate   (GtkNotebook      *notebook,
                                              GtkNotebookPage  *page);
 static void gtk_notebook_calc_tabs           (GtkNotebook      *notebook,
                                              GList            *start,
@@ -563,9 +584,9 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                                   g_param_spec_int ("page",
                                                     P_("Page"),
                                                     P_("The index of the current page"),
-                                                    0,
+                                                    -1,
                                                     G_MAXINT,
-                                                    0,
+                                                    -1,
                                                     GTK_PARAM_READWRITE));
   g_object_class_install_property (gobject_class,
                                   PROP_TAB_POS,
@@ -823,15 +844,15 @@ gtk_notebook_class_init (GtkNotebookClass *class)
    */
   gtk_widget_class_install_style_property (widget_class,
                                            g_param_spec_int ("arrow-spacing",
-                                                             _("Arrow spacing"),
-                                                             _("Scroll arrow spacing"),
+                                                             P_("Arrow spacing"),
+                                                             P_("Scroll arrow spacing"),
                                                              0,
                                                              G_MAXINT,
                                                              0,
                                                              GTK_PARAM_READABLE));
 
   notebook_signals[SWITCH_PAGE] =
-    g_signal_new (I_("switch_page"),
+    g_signal_new (I_("switch-page"),
                  G_TYPE_FROM_CLASS (gobject_class),
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET (GtkNotebookClass, switch_page),
@@ -841,7 +862,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                  G_TYPE_POINTER,
                  G_TYPE_UINT);
   notebook_signals[FOCUS_TAB] = 
-    g_signal_new (I_("focus_tab"),
+    g_signal_new (I_("focus-tab"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
                   G_STRUCT_OFFSET (GtkNotebookClass, focus_tab),
@@ -850,7 +871,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                   G_TYPE_BOOLEAN, 1,
                   GTK_TYPE_NOTEBOOK_TAB);
   notebook_signals[SELECT_PAGE] = 
-    g_signal_new (I_("select_page"),
+    g_signal_new (I_("select-page"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
                   G_STRUCT_OFFSET (GtkNotebookClass, select_page),
@@ -859,7 +880,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                   G_TYPE_BOOLEAN, 1,
                   G_TYPE_BOOLEAN);
   notebook_signals[CHANGE_CURRENT_PAGE] = 
-    g_signal_new (I_("change_current_page"),
+    g_signal_new (I_("change-current-page"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
                   G_STRUCT_OFFSET (GtkNotebookClass, change_current_page),
@@ -868,7 +889,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                   G_TYPE_BOOLEAN, 1,
                   G_TYPE_INT);
   notebook_signals[MOVE_FOCUS_OUT] =
-    g_signal_new (I_("move_focus_out"),
+    g_signal_new (I_("move-focus-out"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
                   G_STRUCT_OFFSET (GtkNotebookClass, move_focus_out),
@@ -877,7 +898,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
                   G_TYPE_NONE, 1,
                   GTK_TYPE_DIRECTION_TYPE);
   notebook_signals[REORDER_TAB] =
-    g_signal_new (I_("reorder_tab"),
+    g_signal_new (I_("reorder-tab"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
                   G_STRUCT_OFFSET (GtkNotebookClass, reorder_tab),
@@ -898,7 +919,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
    * Since: 2.10
    **/
   notebook_signals[PAGE_REORDERED] =
-    g_signal_new (I_("page_reordered"),
+    g_signal_new (I_("page-reordered"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST,
                   0, NULL, NULL,
@@ -918,7 +939,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
    * Since: 2.10
    **/
   notebook_signals[PAGE_REMOVED] =
-    g_signal_new (I_("page_removed"),
+    g_signal_new (I_("page-removed"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST,
                   0, NULL, NULL,
@@ -938,7 +959,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
    * Since: 2.10
    **/
   notebook_signals[PAGE_ADDED] =
-    g_signal_new (I_("page_added"),
+    g_signal_new (I_("page-added"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST,
                   0, NULL, NULL,
@@ -971,7 +992,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
    * Since: 2.12
    */
   notebook_signals[CREATE_WINDOW] = 
-    g_signal_new (I_("create_window"),
+    g_signal_new (I_("create-window"),
                   G_TYPE_FROM_CLASS (gobject_class),
                   G_SIGNAL_RUN_LAST,
                   G_STRUCT_OFFSET (GtkNotebookClass, create_window),
@@ -983,46 +1004,46 @@ gtk_notebook_class_init (GtkNotebookClass *class)
   binding_set = gtk_binding_set_by_class (class);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_space, 0,
-                                "select_page", 1, 
+                                "select-page", 1, 
                                 G_TYPE_BOOLEAN, FALSE);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_KP_Space, 0,
-                                "select_page", 1, 
+                                "select-page", 1, 
                                 G_TYPE_BOOLEAN, FALSE);
   
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_Home, 0,
-                                "focus_tab", 1, 
+                                "focus-tab", 1, 
                                 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_FIRST);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_KP_Home, 0,
-                                "focus_tab", 1, 
+                                "focus-tab", 1, 
                                 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_FIRST);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_End, 0,
-                                "focus_tab", 1, 
+                                "focus-tab", 1, 
                                 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_LAST);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_KP_End, 0,
-                                "focus_tab", 1, 
+                                "focus-tab", 1, 
                                 GTK_TYPE_NOTEBOOK_TAB, GTK_NOTEBOOK_TAB_LAST);
 
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_Page_Up, GDK_CONTROL_MASK,
-                                "change_current_page", 1,
+                                "change-current-page", 1,
                                 G_TYPE_INT, -1);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_Page_Down, GDK_CONTROL_MASK,
-                                "change_current_page", 1,
+                                "change-current-page", 1,
                                 G_TYPE_INT, 1);
 
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_Page_Up, GDK_CONTROL_MASK | GDK_MOD1_MASK,
-                                "change_current_page", 1,
+                                "change-current-page", 1,
                                 G_TYPE_INT, -1);
   gtk_binding_entry_add_signal (binding_set,
                                 GDK_Page_Down, GDK_CONTROL_MASK | GDK_MOD1_MASK,
-                                "change_current_page", 1,
+                                "change-current-page", 1,
                                 G_TYPE_INT, 1);
 
   add_arrow_bindings (binding_set, GDK_Up, GTK_DIR_UP);
@@ -1050,7 +1071,7 @@ gtk_notebook_init (GtkNotebook *notebook)
 {
   GtkNotebookPrivate *priv;
 
-  GTK_WIDGET_SET_FLAGS (notebook, GTK_CAN_FOCUS);
+  gtk_widget_set_can_focus (GTK_WIDGET (notebook), TRUE);
   GTK_WIDGET_SET_FLAGS (notebook, GTK_NO_WINDOW);
 
   priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
@@ -1127,6 +1148,14 @@ gtk_notebook_buildable_add_child (GtkBuildable  *buildable,
       g_assert (page != NULL);
       gtk_notebook_set_tab_label (notebook, page, GTK_WIDGET (child));
     }
+  else if (type && strcmp (type, "action-start") == 0)
+    {
+      gtk_notebook_set_action_widget (notebook, GTK_WIDGET (child), GTK_PACK_START);
+    }
+  else if (type && strcmp (type, "action-end") == 0)
+    {
+      gtk_notebook_set_action_widget (notebook, GTK_WIDGET (child), GTK_PACK_END);
+    }
   else if (!type)
     gtk_notebook_append_page (notebook, GTK_WIDGET (child), NULL);
   else
@@ -1308,13 +1337,13 @@ gtk_notebook_move_focus_out (GtkNotebook      *notebook,
    * do this by setting a flag, then propagating the focus motion to the notebook.
    */
   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (notebook));
-  if (!GTK_WIDGET_TOPLEVEL (toplevel))
+  if (!gtk_widget_is_toplevel (toplevel))
     return;
 
   g_object_ref (notebook);
   
   notebook->focus_out = TRUE;
-  g_signal_emit_by_name (toplevel, "move_focus", direction_type);
+  g_signal_emit_by_name (toplevel, "move-focus", direction_type);
   notebook->focus_out = FALSE;
   
   g_object_unref (notebook);
@@ -1526,6 +1555,7 @@ gtk_notebook_set_property (GObject         *object,
       gtk_notebook_set_group (notebook, g_value_get_pointer (value));
       break;
     default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
     }
 }
@@ -1613,16 +1643,19 @@ static gboolean
 gtk_notebook_get_event_window_position (GtkNotebook  *notebook,
                                        GdkRectangle *rectangle)
 {
+  GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
   GtkWidget *widget = GTK_WIDGET (notebook);
   gint border_width = GTK_CONTAINER (notebook)->border_width;
   GtkNotebookPage *visible_page = NULL;
   GList *tmp_list;
   gint tab_pos = get_effective_tab_pos (notebook);
+  gboolean is_rtl;
+  gint i;
 
   for (tmp_list = notebook->children; tmp_list; tmp_list = tmp_list->next)
     {
       GtkNotebookPage *page = tmp_list->data;
-      if (GTK_WIDGET_VISIBLE (page->child))
+      if (gtk_widget_get_visible (page->child))
        {
          visible_page = page;
          break;
@@ -1633,9 +1666,10 @@ gtk_notebook_get_event_window_position (GtkNotebook  *notebook,
     {
       if (rectangle)
        {
+         is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
          rectangle->x = widget->allocation.x + border_width;
          rectangle->y = widget->allocation.y + border_width;
-         
+
          switch (tab_pos)
            {
            case GTK_POS_TOP:
@@ -1644,6 +1678,18 @@ gtk_notebook_get_event_window_position (GtkNotebook  *notebook,
              rectangle->height = visible_page->requisition.height;
              if (tab_pos == GTK_POS_BOTTOM)
                rectangle->y += widget->allocation.height - 2 * border_width - rectangle->height;
+
+              for (i = 0; i < N_ACTION_WIDGETS; i++)
+                {
+                  if (priv->action_widget[i] &&
+                      gtk_widget_get_visible (priv->action_widget[i]))
+                    {
+                      rectangle->width -= priv->action_widget[i]->allocation.width;
+                      if ((!is_rtl && i == ACTION_WIDGET_START) ||
+                          (is_rtl && i == ACTION_WIDGET_END))
+                        rectangle->x += priv->action_widget[i]->allocation.width;
+                    }
+                }
              break;
            case GTK_POS_LEFT:
            case GTK_POS_RIGHT:
@@ -1651,7 +1697,19 @@ gtk_notebook_get_event_window_position (GtkNotebook  *notebook,
              rectangle->height = widget->allocation.height - 2 * border_width;
              if (tab_pos == GTK_POS_RIGHT)
                rectangle->x += widget->allocation.width - 2 * border_width - rectangle->width;
-             break;
+
+              for (i = 0; i < N_ACTION_WIDGETS; i++)
+                {
+                  if (priv->action_widget[i] &&
+                      gtk_widget_get_visible (priv->action_widget[i]))
+                    {
+                      rectangle->height -= priv->action_widget[i]->allocation.height;
+
+                      if (i == ACTION_WIDGET_START)
+                        rectangle->y += priv->action_widget[i]->allocation.height;
+                    }
+                }
+              break;
            }
        }
 
@@ -1672,19 +1730,31 @@ gtk_notebook_get_event_window_position (GtkNotebook  *notebook,
 static void
 gtk_notebook_map (GtkWidget *widget)
 {
+  GtkNotebookPrivate *priv;
   GtkNotebook *notebook;
   GtkNotebookPage *page;
   GList *children;
+  gint i;
 
   GTK_WIDGET_SET_FLAGS (widget, GTK_MAPPED);
 
   notebook = GTK_NOTEBOOK (widget);
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
 
-  if (notebook->cur_page && 
-      GTK_WIDGET_VISIBLE (notebook->cur_page->child) &&
-      !GTK_WIDGET_MAPPED (notebook->cur_page->child))
+  if (notebook->cur_page &&
+      gtk_widget_get_visible (notebook->cur_page->child) &&
+      !gtk_widget_get_mapped (notebook->cur_page->child))
     gtk_widget_map (notebook->cur_page->child);
 
+  for (i = 0; i < N_ACTION_WIDGETS; i++)
+    {
+      if (priv->action_widget[i] &&
+          gtk_widget_get_visible (priv->action_widget[i]) &&
+          GTK_WIDGET_CHILD_VISIBLE (priv->action_widget[i]) &&
+          !gtk_widget_get_mapped (priv->action_widget[i]))
+        gtk_widget_map (priv->action_widget[i]);
+    }
+
   if (notebook->scrollable)
     gtk_notebook_pages_allocate (notebook);
   else
@@ -1697,8 +1767,8 @@ gtk_notebook_map (GtkWidget *widget)
          children = children->next;
 
          if (page->tab_label &&
-             GTK_WIDGET_VISIBLE (page->tab_label) &&
-             !GTK_WIDGET_MAPPED (page->tab_label))
+             gtk_widget_get_visible (page->tab_label) &&
+             !gtk_widget_get_mapped (page->tab_label))
            gtk_widget_map (page->tab_label);
        }
     }
@@ -1775,18 +1845,19 @@ gtk_notebook_unrealize (GtkWidget *widget)
       priv->drag_window = NULL;
     }
 
-  if (GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unrealize)
-    (* GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unrealize) (widget);
+  GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unrealize (widget);
 }
 
 static void
 gtk_notebook_size_request (GtkWidget      *widget,
                           GtkRequisition *requisition)
 {
+  GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (widget);
   GtkNotebook *notebook = GTK_NOTEBOOK (widget);
   GtkNotebookPage *page;
   GList *children;
   GtkRequisition child_requisition;
+  GtkRequisition action_widget_requisition[2] = { { 0 }, { 0 } };
   gboolean switch_page = FALSE;
   gint vis_pages;
   gint focus_width;
@@ -1813,7 +1884,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
     {
       page = children->data;
 
-      if (GTK_WIDGET_VISIBLE (page->child))
+      if (gtk_widget_get_visible (page->child))
        {
          vis_pages++;
          gtk_widget_size_request (page->child, &child_requisition);
@@ -1824,7 +1895,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
                                            child_requisition.height);
 
          if (notebook->menu && page->menu_label->parent &&
-             !GTK_WIDGET_VISIBLE (page->menu_label->parent))
+             !gtk_widget_get_visible (page->menu_label->parent))
            gtk_widget_show (page->menu_label->parent);
        }
       else
@@ -1832,7 +1903,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
          if (page == notebook->cur_page)
            switch_page = TRUE;
          if (notebook->menu && page->menu_label->parent &&
-             GTK_WIDGET_VISIBLE (page->menu_label->parent))
+             gtk_widget_get_visible (page->menu_label->parent))
            gtk_widget_hide (page->menu_label->parent);
        }
     }
@@ -1848,15 +1919,18 @@ gtk_notebook_size_request (GtkWidget      *widget,
          gint tab_height = 0;
          gint tab_max = 0;
          gint padding;
+          gint i;
+          gint action_width = 0;
+          gint action_height = 0;
          
          for (children = notebook->children; children;
               children = children->next)
            {
              page = children->data;
              
-             if (GTK_WIDGET_VISIBLE (page->child))
+             if (gtk_widget_get_visible (page->child))
                {
-                 if (!GTK_WIDGET_VISIBLE (page->tab_label))
+                 if (!gtk_widget_get_visible (page->tab_label))
                    gtk_widget_show (page->tab_label);
 
                  gtk_widget_size_request (page->tab_label,
@@ -1887,7 +1961,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
                      break;
                    }
                }
-             else if (GTK_WIDGET_VISIBLE (page->tab_label))
+             else if (gtk_widget_get_visible (page->tab_label))
                gtk_widget_hide (page->tab_label);
            }
 
@@ -1895,6 +1969,16 @@ gtk_notebook_size_request (GtkWidget      *widget,
 
          if (vis_pages)
            {
+              for (i = 0; i < N_ACTION_WIDGETS; i++)
+                {
+                  if (priv->action_widget[i])
+                    {
+                      gtk_widget_size_request (priv->action_widget[i], &action_widget_requisition[i]);
+                      action_widget_requisition[i].width += widget->style->xthickness;
+                      action_widget_requisition[i].height += widget->style->ythickness;
+                    }
+                }
+
              switch (notebook->tab_pos)
                {
                case GTK_POS_TOP:
@@ -1906,6 +1990,9 @@ gtk_notebook_size_request (GtkWidget      *widget,
                      widget->requisition.width < tab_width)
                    tab_height = MAX (tab_height, scroll_arrow_hlength);
 
+                  tab_height = MAX (tab_height, action_widget_requisition[ACTION_WIDGET_START].height);
+                  tab_height = MAX (tab_height, action_widget_requisition[ACTION_WIDGET_END].height);
+
                  padding = 2 * (tab_curvature + focus_width +
                                 notebook->tab_hborder) - tab_overlap;
                  tab_max += padding;
@@ -1914,7 +2001,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
                      page = children->data;
                      children = children->next;
                  
-                     if (!GTK_WIDGET_VISIBLE (page->child))
+                     if (!gtk_widget_get_visible (page->child))
                        continue;
 
                      if (notebook->homogeneous)
@@ -1930,13 +2017,15 @@ gtk_notebook_size_request (GtkWidget      *widget,
                      widget->requisition.width < tab_width)
                    tab_width = tab_max + 2 * (scroll_arrow_hlength + arrow_spacing);
 
+                 action_width += action_widget_requisition[ACTION_WIDGET_START].width;
+                 action_width += action_widget_requisition[ACTION_WIDGET_END].width;
                   if (notebook->homogeneous && !notebook->scrollable)
                     widget->requisition.width = MAX (widget->requisition.width,
                                                      vis_pages * tab_max +
-                                                     tab_overlap);
+                                                     tab_overlap + action_width);
                   else
                     widget->requisition.width = MAX (widget->requisition.width,
-                                                     tab_width + tab_overlap);
+                                                     tab_width + tab_overlap + action_width);
 
                  widget->requisition.height += tab_height;
                  break;
@@ -1950,6 +2039,9 @@ gtk_notebook_size_request (GtkWidget      *widget,
                    tab_width = MAX (tab_width,
                                      arrow_spacing + 2 * scroll_arrow_vlength);
 
+                 tab_width = MAX (tab_width, action_widget_requisition[ACTION_WIDGET_START].width);
+                 tab_width = MAX (tab_width, action_widget_requisition[ACTION_WIDGET_END].width);
+
                  padding = 2 * (tab_curvature + focus_width +
                                 notebook->tab_vborder) - tab_overlap;
                  tab_max += padding;
@@ -1959,10 +2051,10 @@ gtk_notebook_size_request (GtkWidget      *widget,
                      page = children->data;
                      children = children->next;
 
-                     if (!GTK_WIDGET_VISIBLE (page->child))
+                     if (!gtk_widget_get_visible (page->child))
                        continue;
 
-                     page->requisition.width   = tab_width;
+                     page->requisition.width = tab_width;
 
                      if (notebook->homogeneous)
                        page->requisition.height = tab_max;
@@ -1975,23 +2067,25 @@ gtk_notebook_size_request (GtkWidget      *widget,
                  if (notebook->scrollable && vis_pages > 1 && 
                      widget->requisition.height < tab_height)
                    tab_height = tab_max + (2 * scroll_arrow_vlength + arrow_spacing);
-
-                 widget->requisition.width += tab_width;
+                 action_height += action_widget_requisition[ACTION_WIDGET_START].height;
+                 action_height += action_widget_requisition[ACTION_WIDGET_END].height;
 
                   if (notebook->homogeneous && !notebook->scrollable)
                     widget->requisition.height =
                      MAX (widget->requisition.height,
-                          vis_pages * tab_max + tab_overlap);
+                          vis_pages * tab_max + tab_overlap + action_height);
                   else
                     widget->requisition.height =
                      MAX (widget->requisition.height,
-                          tab_height + tab_overlap);
+                          tab_height + tab_overlap + action_height);
 
                  if (!notebook->homogeneous || notebook->scrollable)
                    vis_pages = 1;
                  widget->requisition.height = MAX (widget->requisition.height,
                                                    vis_pages * tab_max +
                                                    tab_overlap);
+
+                 widget->requisition.width += tab_width;
                  break;
                }
            }
@@ -2003,7 +2097,7 @@ gtk_notebook_size_request (GtkWidget      *widget,
            {
              page = children->data;
              
-             if (page->tab_label && GTK_WIDGET_VISIBLE (page->tab_label))
+             if (page->tab_label && gtk_widget_get_visible (page->tab_label))
                gtk_widget_hide (page->tab_label);
            }
        }
@@ -2020,14 +2114,14 @@ gtk_notebook_size_request (GtkWidget      *widget,
               children = children->next)
            {
              page = children->data;
-             if (GTK_WIDGET_VISIBLE (page->child))
+             if (gtk_widget_get_visible (page->child))
                {
                  gtk_notebook_switch_page (notebook, page);
                  break;
                }
            }
        }
-      else if (GTK_WIDGET_VISIBLE (widget))
+      else if (gtk_widget_get_visible (widget))
        {
          widget->requisition.width = GTK_CONTAINER (widget)->border_width * 2;
          widget->requisition.height= GTK_CONTAINER (widget)->border_width * 2;
@@ -2048,9 +2142,14 @@ static void
 gtk_notebook_size_allocate (GtkWidget     *widget,
                            GtkAllocation *allocation)
 {
+  GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (widget);
   GtkNotebook *notebook = GTK_NOTEBOOK (widget);
   gint tab_pos = get_effective_tab_pos (notebook);
+  gboolean is_rtl;
+  gint focus_width;
 
+  gtk_widget_style_get (widget, "focus-line-width", &focus_width, NULL);
+  
   widget->allocation = *allocation;
   if (GTK_WIDGET_REALIZED (widget))
     {
@@ -2061,7 +2160,7 @@ gtk_notebook_size_allocate (GtkWidget     *widget,
          gdk_window_move_resize (notebook->event_window,
                                  position.x, position.y,
                                  position.width, position.height);
-         if (GTK_WIDGET_MAPPED (notebook))
+         if (gtk_widget_get_mapped (GTK_WIDGET (notebook)))
            gdk_window_show_unraised (notebook->event_window);
        }
       else
@@ -2074,6 +2173,7 @@ gtk_notebook_size_allocate (GtkWidget     *widget,
       GtkNotebookPage *page;
       GtkAllocation child_allocation;
       GList *children;
+      gint i;
       
       child_allocation.x = widget->allocation.x + border_width;
       child_allocation.y = widget->allocation.y + border_width;
@@ -2108,6 +2208,55 @@ gtk_notebook_size_allocate (GtkWidget     *widget,
                         notebook->cur_page->requisition.width);
                  break;
                }
+
+              for (i = 0; i < N_ACTION_WIDGETS; i++)
+                {
+                  GtkAllocation widget_allocation;
+
+                  if (!priv->action_widget[i])
+                    continue;
+
+                 widget_allocation.x = widget->allocation.x + border_width;
+                 widget_allocation.y = widget->allocation.y + border_width;
+                 is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
+
+                 switch (tab_pos)
+                   {
+                   case GTK_POS_BOTTOM:
+                     widget_allocation.y +=
+                       widget->allocation.height - 2 * border_width - notebook->cur_page->requisition.height;
+                     /* fall through */
+                   case GTK_POS_TOP:
+                     widget_allocation.width = priv->action_widget[i]->requisition.width;
+                     widget_allocation.height = notebook->cur_page->requisition.height - widget->style->ythickness;
+
+                     if ((i == ACTION_WIDGET_START && is_rtl) ||
+                          (i == ACTION_WIDGET_END && !is_rtl))
+                       widget_allocation.x +=
+                         widget->allocation.width - 2 * border_width -
+                         priv->action_widget[i]->requisition.width;
+                      if (tab_pos == GTK_POS_TOP) /* no fall through */
+                          widget_allocation.y += 2 * focus_width;
+                     break;
+                   case GTK_POS_RIGHT:
+                     widget_allocation.x +=
+                       widget->allocation.width - 2 * border_width - notebook->cur_page->requisition.width;
+                     /* fall through */
+                   case GTK_POS_LEFT:
+                     widget_allocation.height = priv->action_widget[i]->requisition.height;
+                     widget_allocation.width = notebook->cur_page->requisition.width - widget->style->xthickness;
+
+                      if (i == ACTION_WIDGET_END)
+                        widget_allocation.y +=
+                          widget->allocation.height - 2 * border_width -
+                          priv->action_widget[i]->requisition.height;
+                      if (tab_pos == GTK_POS_LEFT) /* no fall through */  
+                        widget_allocation.x += 2 * focus_width;
+                     break;
+                   }
+
+                 gtk_widget_size_allocate (priv->action_widget[i], &widget_allocation);
+               }
            }
        }
 
@@ -2117,7 +2266,7 @@ gtk_notebook_size_allocate (GtkWidget     *widget,
          page = children->data;
          children = children->next;
          
-         if (GTK_WIDGET_VISIBLE (page->child))
+         if (gtk_widget_get_visible (page->child))
            gtk_widget_size_allocate (page->child, &child_allocation);
        }
 
@@ -2131,6 +2280,7 @@ gtk_notebook_expose (GtkWidget      *widget,
 {
   GtkNotebook *notebook;
   GtkNotebookPrivate *priv;
+  gint i;
 
   notebook = GTK_NOTEBOOK (widget);
   priv = GTK_NOTEBOOK_GET_PRIVATE (widget);
@@ -2138,6 +2288,19 @@ gtk_notebook_expose (GtkWidget      *widget,
   if (event->window == priv->drag_window)
     {
       GdkRectangle area = { 0, };
+      cairo_t *cr;
+
+      /* FIXME: This is a workaround to make tabs reordering work better
+       * with engines with rounded tabs. If the drag window background
+       * isn't set, the rounded corners would be black.
+       *
+       * Ideally, these corners should be made transparent, Either by using
+       * ARGB visuals or shape windows.
+       */
+      cr = gdk_cairo_create (priv->drag_window);
+      gdk_cairo_set_source_color (cr, &widget->style->bg [GTK_STATE_NORMAL]);
+      cairo_paint (cr);
+      cairo_destroy (cr);
 
       gdk_drawable_get_size (priv->drag_window,
                             &area.width, &area.height);
@@ -2148,7 +2311,7 @@ gtk_notebook_expose (GtkWidget      *widget,
       gtk_container_propagate_expose (GTK_CONTAINER (notebook),
                                      notebook->cur_page->tab_label, event);
     }
-  else if (GTK_WIDGET_DRAWABLE (widget))
+  else if (gtk_widget_is_drawable (widget))
     {
       gtk_notebook_paint (widget, &event->area);
       if (notebook->show_tabs)
@@ -2165,7 +2328,7 @@ gtk_notebook_expose (GtkWidget      *widget,
              pages = pages->next;
 
              if (page->tab_label->window == event->window &&
-                 GTK_WIDGET_DRAWABLE (page->tab_label))
+                 gtk_widget_is_drawable (page->tab_label))
                gtk_container_propagate_expose (GTK_CONTAINER (notebook),
                                                page->tab_label, event);
            }
@@ -2175,6 +2338,16 @@ gtk_notebook_expose (GtkWidget      *widget,
        gtk_container_propagate_expose (GTK_CONTAINER (notebook),
                                        notebook->cur_page->child,
                                        event);
+      if (notebook->show_tabs)
+      {
+        for (i = 0; i < N_ACTION_WIDGETS; i++)
+        {
+          if (priv->action_widget[i] &&
+              gtk_widget_is_drawable (priv->action_widget[i]))
+            gtk_container_propagate_expose (GTK_CONTAINER (notebook),
+                                            priv->action_widget[i], event);
+        }
+      }
     }
 
   return FALSE;
@@ -2309,7 +2482,6 @@ gtk_notebook_do_arrow (GtkNotebook     *notebook,
                       GtkNotebookArrow arrow)
 {
   GtkWidget *widget = GTK_WIDGET (notebook);
-  GtkDirectionType dir;
   gboolean is_rtl, left;
 
   is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
@@ -2321,14 +2493,8 @@ gtk_notebook_do_arrow (GtkNotebook     *notebook,
                                left ? STEP_PREV : STEP_NEXT,
                                TRUE))
     {
-      if (notebook->tab_pos == GTK_POS_LEFT ||
-         notebook->tab_pos == GTK_POS_RIGHT)
-       dir = ARROW_IS_LEFT (arrow) ? GTK_DIR_UP : GTK_DIR_DOWN;
-      else
-       dir = ARROW_IS_LEFT (arrow) ? GTK_DIR_LEFT : GTK_DIR_RIGHT;
-
+      gtk_notebook_change_current_page (notebook, left ? -1 : 1);
       gtk_widget_grab_focus (widget);
-      gtk_widget_child_focus (widget, dir);
     }
 }
 
@@ -2342,7 +2508,7 @@ gtk_notebook_arrow_button_press (GtkNotebook      *notebook,
   gboolean left = (ARROW_IS_LEFT (arrow) && !is_rtl) || 
                   (!ARROW_IS_LEFT (arrow) && is_rtl);
 
-  if (!GTK_WIDGET_HAS_FOCUS (widget))
+  if (!gtk_widget_has_focus (widget))
     gtk_widget_grab_focus (widget);
   
   notebook->button = button;
@@ -2404,21 +2570,29 @@ static gboolean
 gtk_notebook_scroll (GtkWidget      *widget,
                      GdkEventScroll *event)
 {
+  GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (widget);
   GtkNotebook *notebook = GTK_NOTEBOOK (widget);
-
-  GtkWidget* child;
-  GtkWidget* originator;
+  GtkWidget *child, *event_widget;
+  gint i;
 
   if (!notebook->cur_page)
     return FALSE;
 
   child = notebook->cur_page->child;
-  originator = gtk_get_event_widget ((GdkEvent *)event);
+  event_widget = gtk_get_event_widget ((GdkEvent *)event);
 
   /* ignore scroll events from the content of the page */
-  if (!originator || gtk_widget_is_ancestor (originator, child) || originator == child)
+  if (!event_widget || gtk_widget_is_ancestor (event_widget, child) || event_widget == child)
     return FALSE;
-  
+
+  /* nor from the action area */
+  for (i = 0; i < 2; i++)
+    {
+      if (event_widget == priv->action_widget[i] ||
+          gtk_widget_is_ancestor (event_widget, priv->action_widget[i]))
+        return FALSE;
+    }
+
   switch (event->direction)
     {
     case GDK_SCROLL_RIGHT:
@@ -2444,8 +2618,8 @@ get_tab_at_pos (GtkNotebook *notebook, gint x, gint y)
     {
       page = children->data;
       
-      if (GTK_WIDGET_VISIBLE (page->child) &&
-         page->tab_label && GTK_WIDGET_MAPPED (page->tab_label) &&
+      if (gtk_widget_get_visible (page->child) &&
+         page->tab_label && gtk_widget_get_mapped (page->tab_label) &&
          (x >= page->allocation.x) &&
          (y >= page->allocation.y) &&
          (x <= (page->allocation.x + page->allocation.width)) &&
@@ -2513,10 +2687,8 @@ gtk_notebook_button_press (GtkWidget      *widget,
          priv->during_reorder = FALSE;
          priv->pressed_button = event->button;
 
-         gdk_window_get_pointer (widget->window,
-                                 &priv->mouse_x,
-                                 &priv->mouse_y,
-                                 NULL);
+         priv->mouse_x = x;
+         priv->mouse_y = y;
 
          priv->drag_begin_x = priv->mouse_x;
          priv->drag_begin_y = priv->mouse_y;
@@ -2618,9 +2790,9 @@ get_drop_position (GtkNotebook *notebook,
       page = children->data;
 
       if ((priv->operation != DRAG_OPERATION_REORDER || page != notebook->cur_page) &&
-         GTK_WIDGET_VISIBLE (page->child) &&
+         gtk_widget_get_visible (page->child) &&
          page->tab_label &&
-         GTK_WIDGET_MAPPED (page->tab_label) &&
+         gtk_widget_get_mapped (page->tab_label) &&
          page->pack == pack)
        {
          switch (notebook->tab_pos)
@@ -2727,7 +2899,6 @@ hide_drag_window (GtkNotebook        *notebook,
       else
        gtk_widget_unparent (page->tab_label);
 
-      gtk_widget_set_parent_window (page->tab_label, widget->window);
       gtk_widget_set_parent (page->tab_label, widget);
       g_object_unref (page->tab_label);
     }
@@ -2750,7 +2921,7 @@ gtk_notebook_stop_reorder (GtkNotebook *notebook)
   else
     page = notebook->cur_page;
 
-  if (!page)
+  if (!page || !page->tab_label)
     return;
 
   priv->pressed_button = -1;
@@ -2765,7 +2936,8 @@ gtk_notebook_stop_reorder (GtkNotebook *notebook)
          element = get_drop_position (notebook, page->pack);
          old_page_num = g_list_position (notebook->children, notebook->focus_tab);
          page_num = reorder_tab (notebook, element, notebook->focus_tab);
-
+          gtk_notebook_child_reordered (notebook, page);
+          
          if (priv->has_scrolled || old_page_num != page_num)
            g_signal_emit (notebook,
                           notebook_signals[PAGE_REORDERED], 0,
@@ -2840,24 +3012,27 @@ static GtkNotebookPointerPosition
 get_pointer_position (GtkNotebook *notebook)
 {
   GtkWidget *widget = (GtkWidget *) notebook;
-  GtkContainer *container = (GtkContainer *) notebook;
   GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+  gint wx, wy, width, height;
   gboolean is_rtl;
 
   if (!notebook->scrollable)
     return POINTER_BETWEEN;
 
+  gdk_window_get_position (notebook->event_window, &wx, &wy);
+  gdk_drawable_get_size (GDK_DRAWABLE (notebook->event_window), &width, &height);
+
   if (notebook->tab_pos == GTK_POS_TOP ||
       notebook->tab_pos == GTK_POS_BOTTOM)
     {
       gint x;
 
       is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
-      x = priv->mouse_x - widget->allocation.x;
+      x = priv->mouse_x - wx;
 
-      if (x > widget->allocation.width - 2 * container->border_width - SCROLL_THRESHOLD)
+      if (x > width - SCROLL_THRESHOLD)
        return (is_rtl) ? POINTER_BEFORE : POINTER_AFTER;
-      else if (x < SCROLL_THRESHOLD + container->border_width)
+      else if (x < SCROLL_THRESHOLD)
        return (is_rtl) ? POINTER_AFTER : POINTER_BEFORE;
       else
        return POINTER_BETWEEN;
@@ -2866,10 +3041,10 @@ get_pointer_position (GtkNotebook *notebook)
     {
       gint y;
 
-      y = priv->mouse_y - widget->allocation.y;
-      if (y > widget->allocation.height - 2 * container->border_width - SCROLL_THRESHOLD)
+      y = priv->mouse_y - wy;
+      if (y > height - SCROLL_THRESHOLD)
        return POINTER_AFTER;
-      else if (y < SCROLL_THRESHOLD + container->border_width)
+      else if (y < SCROLL_THRESHOLD)
        return POINTER_BEFORE;
       else
        return POINTER_BETWEEN;
@@ -2950,6 +3125,7 @@ gtk_notebook_motion_notify (GtkWidget      *widget,
   GtkNotebookPointerPosition pointer_position;
   GtkSettings *settings;
   guint timeout;
+  gint x_win, y_win;
 
   page = notebook->cur_page;
 
@@ -2967,10 +3143,14 @@ gtk_notebook_motion_notify (GtkWidget      *widget,
     return FALSE;
 
   priv->timestamp = event->time;
-  gdk_window_get_pointer (widget->window,
-                         &priv->mouse_x,
-                         &priv->mouse_y,
-                         NULL);
+
+  /* While animating the move, event->x is relative to the flying tab
+   * (priv->drag_window has a pointer grab), but we need coordinates relative to
+   * the notebook widget.
+   */
+  gdk_window_get_origin (widget->window, &x_win, &y_win);
+  priv->mouse_x = event->x_root - x_win;
+  priv->mouse_y = event->y_root - y_win;
 
   arrow = gtk_notebook_get_arrow (notebook, priv->mouse_x, priv->mouse_y);
   if (arrow != notebook->in_child)
@@ -3064,7 +3244,7 @@ static void
 gtk_notebook_state_changed (GtkWidget    *widget,
                            GtkStateType  previous_state)
 {
-  if (!GTK_WIDGET_IS_SENSITIVE (widget)) 
+  if (!gtk_widget_is_sensitive (widget))
     stop_scrolling (GTK_NOTEBOOK (widget));
 }
 
@@ -3072,8 +3252,6 @@ static gint
 gtk_notebook_focus_in (GtkWidget     *widget,
                       GdkEventFocus *event)
 {
-  GTK_NOTEBOOK (widget)->child_has_focus = FALSE;
-
   gtk_notebook_redraw_tabs (GTK_NOTEBOOK (widget));
   
   return FALSE;
@@ -3094,7 +3272,7 @@ gtk_notebook_draw_focus (GtkWidget      *widget,
 {
   GtkNotebook *notebook = GTK_NOTEBOOK (widget);
 
-  if (GTK_WIDGET_HAS_FOCUS (widget) && GTK_WIDGET_DRAWABLE (widget) &&
+  if (gtk_widget_has_focus (widget) && gtk_widget_is_drawable (widget) &&
       notebook->show_tabs && notebook->cur_page &&
       notebook->cur_page->tab_label->window == event->window)
     {
@@ -3145,8 +3323,8 @@ gtk_notebook_style_set  (GtkWidget *widget,
   notebook->has_before_next = has_before_next;
   notebook->has_after_previous = has_after_previous;
   notebook->has_after_next = has_after_next;
-  
-  (* GTK_WIDGET_CLASS (gtk_notebook_parent_class)->style_set) (widget, previous);
+
+  GTK_WIDGET_CLASS (gtk_notebook_parent_class)->style_set (widget, previous);
 }
 
 static gboolean
@@ -3199,6 +3377,8 @@ gtk_notebook_drag_begin (GtkWidget        *widget,
   gtk_widget_unparent (tab_label);
 
   priv->dnd_window = gtk_window_new (GTK_WINDOW_POPUP);
+  gtk_window_set_screen (GTK_WINDOW (priv->dnd_window),
+                         gtk_widget_get_screen (widget));
   gtk_container_add (GTK_CONTAINER (priv->dnd_window), tab_label);
   gtk_widget_set_size_request (priv->dnd_window,
                               priv->detached_tab->allocation.width,
@@ -3651,7 +3831,7 @@ gtk_notebook_get_child_property (GtkContainer    *container,
     case CHILD_PROP_TAB_LABEL:
       label = gtk_notebook_get_tab_label (notebook, child);
 
-      if (label && GTK_IS_LABEL (label))
+      if (GTK_IS_LABEL (label))
        g_value_set_string (value, GTK_LABEL (label)->label);
       else
        g_value_set_string (value, NULL);
@@ -3659,7 +3839,7 @@ gtk_notebook_get_child_property (GtkContainer    *container,
     case CHILD_PROP_MENU_LABEL:
       label = gtk_notebook_get_menu_label (notebook, child);
 
-      if (label && GTK_IS_LABEL (label))
+      if (GTK_IS_LABEL (label))
        g_value_set_string (value, GTK_LABEL (label)->label);
       else
        g_value_set_string (value, NULL);
@@ -3791,8 +3971,8 @@ focus_tabs_move (GtkNotebook     *notebook,
 }
 
 static gboolean
-focus_child_in (GtkNotebook     *notebook,
-               GtkDirectionType direction)
+focus_child_in (GtkNotebook      *notebook,
+               GtkDirectionType  direction)
 {
   if (notebook->cur_page)
     return gtk_widget_child_focus (notebook->cur_page->child, direction);
@@ -3800,22 +3980,52 @@ focus_child_in (GtkNotebook     *notebook,
     return FALSE;
 }
 
+static gboolean
+focus_action_in (GtkNotebook      *notebook,
+                 gint              action,
+                 GtkDirectionType  direction)
+{
+  GtkNotebookPrivate *priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+
+  if (priv->action_widget[action] &&
+      gtk_widget_get_visible (priv->action_widget[action]))
+    return gtk_widget_child_focus (priv->action_widget[action], direction);
+  else
+    return FALSE;
+}
+
 /* Focus in the notebook can either be on the pages, or on
- * the tabs.
+ * the tabs or on the action_widgets.
  */
 static gint
 gtk_notebook_focus (GtkWidget        *widget,
                    GtkDirectionType  direction)
 {
+  GtkNotebookPrivate *priv;
   GtkWidget *old_focus_child;
   GtkNotebook *notebook;
   GtkDirectionType effective_direction;
+  gint first_action;
+  gint last_action;
 
   gboolean widget_is_focus;
   GtkContainer *container;
 
   container = GTK_CONTAINER (widget);
   notebook = GTK_NOTEBOOK (container);
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+
+  if (notebook->tab_pos == GTK_POS_TOP ||
+      notebook->tab_pos == GTK_POS_LEFT)
+    {
+      first_action = ACTION_WIDGET_START;
+      last_action = ACTION_WIDGET_END;
+    }
+  else
+    {
+      first_action = ACTION_WIDGET_END;
+      last_action = ACTION_WIDGET_START;
+    }
 
   if (notebook->focus_out)
     {
@@ -3824,42 +4034,104 @@ gtk_notebook_focus (GtkWidget        *widget,
     }
 
   widget_is_focus = gtk_widget_is_focus (widget);
-  old_focus_child = container->focus_child; 
+  old_focus_child = container->focus_child;
 
   effective_direction = get_effective_direction (notebook, direction);
 
-  if (old_focus_child)         /* Focus on page child */
+  if (old_focus_child)         /* Focus on page child or action widget */
     {
       if (gtk_widget_child_focus (old_focus_child, direction))
         return TRUE;
-      
-      switch (effective_direction)
+
+      if (old_focus_child == priv->action_widget[ACTION_WIDGET_START])
        {
-       case GTK_DIR_TAB_BACKWARD:
-       case GTK_DIR_UP:
-         /* Focus onto the tabs */
-         return focus_tabs_in (notebook);
-       case GTK_DIR_DOWN:
-       case GTK_DIR_TAB_FORWARD:
-       case GTK_DIR_LEFT:
-       case GTK_DIR_RIGHT:
-         return FALSE;
+         switch (effective_direction)
+           {
+           case GTK_DIR_DOWN:
+              return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
+           case GTK_DIR_RIGHT:
+             return focus_tabs_in (notebook);
+           case GTK_DIR_LEFT:
+              return FALSE;
+           case GTK_DIR_UP:
+             return FALSE;
+            default:
+              switch (direction)
+                {
+               case GTK_DIR_TAB_FORWARD:
+                  if ((notebook->tab_pos == GTK_POS_RIGHT || notebook->tab_pos == GTK_POS_BOTTOM) &&
+                      focus_child_in (notebook, direction))
+                    return TRUE;
+                 return focus_tabs_in (notebook);
+                case GTK_DIR_TAB_BACKWARD:
+                  return FALSE;
+                default:
+                  g_assert_not_reached ();
+                }
+           }
+       }
+      else if (old_focus_child == priv->action_widget[ACTION_WIDGET_END])
+       {
+         switch (effective_direction)
+           {
+           case GTK_DIR_DOWN:
+              return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
+           case GTK_DIR_RIGHT:
+              return FALSE;
+           case GTK_DIR_LEFT:
+             return focus_tabs_in (notebook);
+           case GTK_DIR_UP:
+             return FALSE;
+            default:
+              switch (direction)
+                {
+               case GTK_DIR_TAB_FORWARD:
+                  return FALSE;
+                case GTK_DIR_TAB_BACKWARD:
+                  if ((notebook->tab_pos == GTK_POS_TOP || notebook->tab_pos == GTK_POS_LEFT) &&
+                      focus_child_in (notebook, direction))
+                    return TRUE;
+                 return focus_tabs_in (notebook);
+                default:
+                  g_assert_not_reached ();
+                }
+           }
+       }
+      else
+       {
+         switch (effective_direction)
+           {
+           case GTK_DIR_TAB_BACKWARD:
+           case GTK_DIR_UP:
+             /* Focus onto the tabs */
+             return focus_tabs_in (notebook);
+           case GTK_DIR_DOWN:
+           case GTK_DIR_LEFT:
+           case GTK_DIR_RIGHT:
+             return FALSE;
+           case GTK_DIR_TAB_FORWARD:
+              return focus_action_in (notebook, last_action, direction);
+           }
        }
     }
   else if (widget_is_focus)    /* Focus was on tabs */
     {
       switch (effective_direction)
        {
-       case GTK_DIR_TAB_BACKWARD:
-       case GTK_DIR_UP:
+        case GTK_DIR_TAB_BACKWARD:
+              return focus_action_in (notebook, first_action, direction);
+        case GTK_DIR_UP:
          return FALSE;
-       case GTK_DIR_TAB_FORWARD:
+        case GTK_DIR_TAB_FORWARD:
+          if (focus_child_in (notebook, GTK_DIR_TAB_FORWARD))
+            return TRUE;
+          return focus_action_in (notebook, last_action, direction);
        case GTK_DIR_DOWN:
          /* We use TAB_FORWARD rather than direction so that we focus a more
           * predictable widget for the user; users may be using arrow focusing
           * in this situation even if they don't usually use arrow focusing.
           */
-         return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
+          return focus_child_in (notebook, GTK_DIR_TAB_FORWARD);
        case GTK_DIR_LEFT:
          return focus_tabs_move (notebook, direction, STEP_PREV);
        case GTK_DIR_RIGHT:
@@ -3872,18 +4144,25 @@ gtk_notebook_focus (GtkWidget        *widget,
        {
        case GTK_DIR_TAB_FORWARD:
        case GTK_DIR_DOWN:
+          if (focus_action_in (notebook, first_action, direction))
+            return TRUE;
          if (focus_tabs_in (notebook))
            return TRUE;
+          if (focus_action_in (notebook, last_action, direction))
+            return TRUE;
          if (focus_child_in (notebook, direction))
            return TRUE;
          return FALSE;
        case GTK_DIR_TAB_BACKWARD:
-       case GTK_DIR_UP:
+          if (focus_action_in (notebook, last_action, direction))
+            return TRUE;
          if (focus_child_in (notebook, direction))
            return TRUE;
          if (focus_tabs_in (notebook))
            return TRUE;
-         return FALSE;
+          if (focus_action_in (notebook, first_action, direction))
+            return TRUE;
+       case GTK_DIR_UP:
        case GTK_DIR_LEFT:
        case GTK_DIR_RIGHT:
          return focus_child_in (notebook, direction);
@@ -3892,7 +4171,7 @@ gtk_notebook_focus (GtkWidget        *widget,
 
   g_assert_not_reached ();
   return FALSE;
-}  
+}
 
 static void
 gtk_notebook_set_focus_child (GtkContainer *container,
@@ -3908,7 +4187,7 @@ gtk_notebook_set_focus_child (GtkContainer *container,
    */
 
   toplevel = gtk_widget_get_toplevel (GTK_WIDGET (container));
-  if (toplevel && GTK_WIDGET_TOPLEVEL (toplevel))
+  if (toplevel && gtk_widget_is_toplevel (toplevel))
     {
       page_child = GTK_WINDOW (toplevel)->focus_widget; 
       while (page_child)
@@ -3954,6 +4233,8 @@ gtk_notebook_set_focus_child (GtkContainer *container,
            }
        }
     }
+  else
+    notebook->child_has_focus = FALSE;
 
   GTK_CONTAINER_CLASS (gtk_notebook_parent_class)->set_focus_child (container, child);
 }
@@ -3964,10 +4245,13 @@ gtk_notebook_forall (GtkContainer *container,
                     GtkCallback   callback,
                     gpointer      callback_data)
 {
+  GtkNotebookPrivate *priv;
   GtkNotebook *notebook;
   GList *children;
+  gint i;
 
   notebook = GTK_NOTEBOOK (container);
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
 
   children = notebook->children;
   while (children)
@@ -3984,6 +4268,14 @@ gtk_notebook_forall (GtkContainer *container,
            (* callback) (page->tab_label, callback_data);
        }
     }
+
+  if (include_internals) {
+    for (i = 0; i < N_ACTION_WIDGETS; i++)
+      {
+        if (priv->action_widget[i])
+          (* callback) (priv->action_widget[i], callback_data);
+      }
+  }
 }
 
 static GType
@@ -4007,7 +4299,7 @@ page_visible_cb (GtkWidget  *page,
 
   if (notebook->cur_page &&
       notebook->cur_page->child == page &&
-      !GTK_WIDGET_VISIBLE (page))
+      !gtk_widget_get_visible (page))
     {
       list = g_list_find (notebook->children, notebook->cur_page);
       if (list)
@@ -4034,7 +4326,7 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
 
   gtk_widget_freeze_child_notify (child);
 
-  page = g_new0 (GtkNotebookPage, 1);
+  page = g_slice_new0 (GtkNotebookPage);
   page->child = child;
 
   nchildren = g_list_length (notebook->children);
@@ -4079,14 +4371,14 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
 
   if (tab_label)
     {
-      if (notebook->show_tabs && GTK_WIDGET_VISIBLE (child))
+      if (notebook->show_tabs && gtk_widget_get_visible (child))
        gtk_widget_show (tab_label);
       else
        gtk_widget_hide (tab_label);
 
     page->mnemonic_activate_signal =
       g_signal_connect (tab_label,
-                       "mnemonic_activate",
+                       "mnemonic-activate",
                        G_CALLBACK (gtk_notebook_mnemonic_activate_switch_page),
                        notebook);
     }
@@ -4109,6 +4401,9 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
 
   gtk_notebook_update_tab_states (notebook);
 
+  if (notebook->scrollable)
+    gtk_notebook_redraw_arrows (notebook);
+
   gtk_widget_child_notify (child, "tab-expand");
   gtk_widget_child_notify (child, "tab-fill");
   gtk_widget_child_notify (child, "tab-pack");
@@ -4144,7 +4439,7 @@ gtk_notebook_redraw_tabs (GtkNotebook *notebook)
   widget = GTK_WIDGET (notebook);
   border = GTK_CONTAINER (notebook)->border_width;
 
-  if (!GTK_WIDGET_MAPPED (notebook) || !notebook->first_tab)
+  if (!gtk_widget_get_mapped (widget) || !notebook->first_tab)
     return;
 
   page = notebook->first_tab->data;
@@ -4193,7 +4488,8 @@ gtk_notebook_redraw_tabs (GtkNotebook *notebook)
 static void
 gtk_notebook_redraw_arrows (GtkNotebook *notebook)
 {
-  if (GTK_WIDGET_MAPPED (notebook) && gtk_notebook_show_arrows (notebook))
+  if (gtk_widget_get_mapped (GTK_WIDGET (notebook)) &&
+      gtk_notebook_show_arrows (notebook))
     {
       GdkRectangle rect;
       gint i;
@@ -4320,9 +4616,11 @@ gtk_notebook_real_remove (GtkNotebook *notebook,
   priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
   destroying = GTK_OBJECT_FLAGS (notebook) & GTK_IN_DESTRUCTION;
   
-  next_list = gtk_notebook_search_page (notebook, list, STEP_PREV, TRUE);
+  next_list = gtk_notebook_search_page (notebook, list, STEP_NEXT, TRUE);
   if (!next_list)
-    next_list = gtk_notebook_search_page (notebook, list, STEP_NEXT, TRUE);
+    next_list = gtk_notebook_search_page (notebook, list, STEP_PREV, TRUE);
+
+  notebook->children = g_list_remove_link (notebook->children, list);
 
   if (notebook->cur_page == list->data)
     { 
@@ -4343,18 +4641,22 @@ gtk_notebook_real_remove (GtkNotebook *notebook,
   
   g_signal_handler_disconnect (page->child, page->notify_visible_handler); 
 
-  if (GTK_WIDGET_VISIBLE (page->child) && GTK_WIDGET_VISIBLE (notebook))
+  if (gtk_widget_get_visible (page->child) &&
+      gtk_widget_get_visible (GTK_WIDGET (notebook)))
     need_resize = TRUE;
 
   gtk_widget_unparent (page->child);
 
   tab_label = page->tab_label;
-  g_object_ref (tab_label);
-  gtk_notebook_remove_tab_label (notebook, page);
-  if (destroying)
-    gtk_widget_destroy (tab_label);
-  g_object_unref (tab_label);
-  
+  if (tab_label)
+    {
+      g_object_ref (tab_label);
+      gtk_notebook_remove_tab_label (notebook, page);
+      if (destroying)
+        gtk_widget_destroy (tab_label);
+      g_object_unref (tab_label);
+    } 
+
   if (notebook->menu)
     {
       gtk_container_remove (GTK_CONTAINER (notebook->menu), 
@@ -4364,7 +4666,6 @@ gtk_notebook_real_remove (GtkNotebook *notebook,
   if (!page->default_menu)
     g_object_unref (page->menu_label);
   
-  notebook->children = g_list_remove_link (notebook->children, list);
   g_list_free (list);
 
   if (page->last_focus_child)
@@ -4373,7 +4674,7 @@ gtk_notebook_real_remove (GtkNotebook *notebook,
       page->last_focus_child = NULL;
     }
   
-  g_free (page);
+  g_slice_free (GtkNotebookPage, page);
 
   gtk_notebook_update_labels (notebook);
   if (need_resize)
@@ -4411,18 +4712,18 @@ gtk_notebook_update_labels (GtkNotebook *notebook)
                gtk_label_set_text (GTK_LABEL (page->tab_label), string);
            }
 
-         if (GTK_WIDGET_VISIBLE (page->child) &&
-             !GTK_WIDGET_VISIBLE (page->tab_label))
+         if (gtk_widget_get_visible (page->child) &&
+             !gtk_widget_get_visible (page->tab_label))
            gtk_widget_show (page->tab_label);
-         else if (!GTK_WIDGET_VISIBLE (page->child) &&
-                  GTK_WIDGET_VISIBLE (page->tab_label))
+         else if (!gtk_widget_get_visible (page->child) &&
+                  gtk_widget_get_visible (page->tab_label))
            gtk_widget_hide (page->tab_label);
        }
       if (notebook->menu && page->default_menu)
        {
-         if (page->tab_label && GTK_IS_LABEL (page->tab_label))
+         if (GTK_IS_LABEL (page->tab_label))
            gtk_label_set_text (GTK_LABEL (page->menu_label),
-                          GTK_LABEL (page->tab_label)->label);
+                                GTK_LABEL (page->tab_label)->label);
          else
            gtk_label_set_text (GTK_LABEL (page->menu_label), string);
        }
@@ -4489,7 +4790,7 @@ gtk_notebook_search_page (GtkNotebook *notebook,
          page = list->data;
          if (page->pack == flag &&
              (!find_visible ||
-              (GTK_WIDGET_VISIBLE (page->child) &&
+              (gtk_widget_get_visible (page->child) &&
                (!page->tab_label || NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page)))))
            return list;
          old_list = list;
@@ -4507,7 +4808,7 @@ gtk_notebook_search_page (GtkNotebook *notebook,
       page = list->data;
       if (page->pack != flag &&
          (!find_visible ||
-          (GTK_WIDGET_VISIBLE (page->child) &&
+          (gtk_widget_get_visible (page->child) &&
            (!page->tab_label || NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page)))))
        return list;
       old_list = list;
@@ -4538,7 +4839,7 @@ gtk_notebook_paint (GtkWidget    *widget,
   gboolean is_rtl;
   gint tab_pos;
    
-  if (!GTK_WIDGET_DRAWABLE (widget))
+  if (!gtk_widget_is_drawable (widget))
     return;
 
   notebook = GTK_NOTEBOOK (widget);
@@ -4547,7 +4848,7 @@ gtk_notebook_paint (GtkWidget    *widget,
   tab_pos = get_effective_tab_pos (notebook);
 
   if ((!notebook->show_tabs && !notebook->show_border) ||
-      !notebook->cur_page || !GTK_WIDGET_VISIBLE (notebook->cur_page->child))
+      !notebook->cur_page || !gtk_widget_get_visible (notebook->cur_page->child))
     return;
 
   x = widget->allocation.x + border_width;
@@ -4567,7 +4868,7 @@ gtk_notebook_paint (GtkWidget    *widget,
   if (!notebook->first_tab)
     notebook->first_tab = notebook->children;
 
-  if (!GTK_WIDGET_MAPPED (notebook->cur_page->tab_label))
+  if (!gtk_widget_get_mapped (notebook->cur_page->tab_label))
     page = GTK_NOTEBOOK_PAGE (notebook->first_tab);
   else
     page = notebook->cur_page;
@@ -4589,7 +4890,7 @@ gtk_notebook_paint (GtkWidget    *widget,
     }
 
   if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, notebook->cur_page) ||
-      !GTK_WIDGET_MAPPED (notebook->cur_page->tab_label))
+      !gtk_widget_get_mapped (notebook->cur_page->tab_label))
     {
       gap_x = 0;
       gap_width = 0;
@@ -4633,9 +4934,9 @@ gtk_notebook_paint (GtkWidget    *widget,
       page = children->data;
       children = gtk_notebook_search_page (notebook, children,
                                           step, TRUE);
-      if (!GTK_WIDGET_VISIBLE (page->child))
+      if (!gtk_widget_get_visible (page->child))
        continue;
-      if (!GTK_WIDGET_MAPPED (page->tab_label))
+      if (!gtk_widget_get_mapped (page->tab_label))
        showarrow = TRUE;
       else if (page != notebook->cur_page)
        gtk_notebook_draw_tab (notebook, page, area);
@@ -4669,7 +4970,7 @@ gtk_notebook_draw_tab (GtkNotebook     *notebook,
   GtkWidget *widget;
   
   if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) ||
-      !GTK_WIDGET_MAPPED (page->tab_label) ||
+      !gtk_widget_get_mapped (page->tab_label) ||
       (page->allocation.width == 0) || (page->allocation.height == 0))
     return;
 
@@ -4715,7 +5016,9 @@ gtk_notebook_draw_arrow (GtkNotebook      *notebook,
   GtkArrowType arrow;
   gboolean is_rtl, left;
 
-  if (GTK_WIDGET_DRAWABLE (notebook))
+  widget = GTK_WIDGET (notebook);
+
+  if (gtk_widget_is_drawable (widget))
     {
       gint scroll_arrow_hlength;
       gint scroll_arrow_vlength;
@@ -4723,8 +5026,6 @@ gtk_notebook_draw_arrow (GtkNotebook      *notebook,
 
       gtk_notebook_get_arrow_rect (notebook, &arrow_rect, nbarrow);
 
-      widget = GTK_WIDGET (notebook);
-
       is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
       left = (ARROW_IS_LEFT (nbarrow) && !is_rtl) ||
              (!ARROW_IS_LEFT (nbarrow) && is_rtl); 
@@ -4800,10 +5101,13 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
   gint arrow_spacing;
   gint scroll_arrow_hlength;
   gint scroll_arrow_vlength;
+  gboolean is_rtl;
+  gint i;
 
   widget = GTK_WIDGET (notebook);
   priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
   children = notebook->children;
+  is_rtl = gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL;
 
   gtk_widget_style_get (GTK_WIDGET (notebook),
                         "arrow-spacing", &arrow_spacing,
@@ -4818,6 +5122,18 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
       *min = widget->allocation.x + GTK_CONTAINER (notebook)->border_width;
       *max = widget->allocation.x + widget->allocation.width - GTK_CONTAINER (notebook)->border_width;
 
+      for (i = 0; i < N_ACTION_WIDGETS; i++)
+        {
+          if (priv->action_widget[i])
+            {
+              if ((i == ACTION_WIDGET_START && !is_rtl) ||
+                  (i == ACTION_WIDGET_END && is_rtl))
+                *min += priv->action_widget[i]->allocation.width + widget->style->xthickness;
+              else
+                *max -= priv->action_widget[i]->allocation.width + widget->style->xthickness;
+            }
+        }
+
       while (children)
        {
           GtkNotebookPage *page;
@@ -4826,7 +5142,7 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
          children = children->next;
 
          if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
-             GTK_WIDGET_VISIBLE (page->child))
+             gtk_widget_get_visible (page->child))
            *tab_space += page->requisition.width;
        }
       break;
@@ -4835,6 +5151,17 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
       *min = widget->allocation.y + GTK_CONTAINER (notebook)->border_width;
       *max = widget->allocation.y + widget->allocation.height - GTK_CONTAINER (notebook)->border_width;
 
+      for (i = 0; i < N_ACTION_WIDGETS; i++)
+        {
+          if (priv->action_widget[i])
+            {
+              if (i == ACTION_WIDGET_START)
+                *min += priv->action_widget[i]->allocation.height + widget->style->ythickness;
+              else
+                *max -= priv->action_widget[i]->allocation.height + widget->style->ythickness;
+            }
+        }
+
       while (children)
        {
           GtkNotebookPage *page;
@@ -4843,7 +5170,7 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
          children = children->next;
 
          if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
-             GTK_WIDGET_VISIBLE (page->child))
+             gtk_widget_get_visible (page->child))
            *tab_space += page->requisition.height;
        }
       break;
@@ -4864,8 +5191,7 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
              *show_arrows = TRUE;
 
              /* take arrows into account */
-             *tab_space = widget->allocation.width - tab_overlap -
-               2 * GTK_CONTAINER (notebook)->border_width;
+             *tab_space = *max - *min - tab_overlap;
 
              if (notebook->has_after_previous)
                {
@@ -4899,8 +5225,7 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
              *show_arrows = TRUE;
 
              /* take arrows into account */
-             *tab_space = widget->allocation.height -
-               tab_overlap - 2 * GTK_CONTAINER (notebook)->border_width;
+             *tab_space = *max - *min - tab_overlap;
 
              if (notebook->has_after_previous || notebook->has_after_next)
                {
@@ -4945,7 +5270,7 @@ gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
       *remaining_space = tab_space;
 
       if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, notebook->cur_page) &&
-         GTK_WIDGET_VISIBLE (notebook->cur_page->child))
+         gtk_widget_get_visible (notebook->cur_page->child))
        {
          gtk_notebook_calc_tabs (notebook,
                                  notebook->focus_tab,
@@ -4953,12 +5278,15 @@ gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
                                  remaining_space, STEP_NEXT);
        }
 
-      if (*remaining_space <= 0)
+      if (tab_space <= 0 || *remaining_space <= 0)
        {
          /* show 1 tab */
          notebook->first_tab = notebook->focus_tab;
          *last_child = gtk_notebook_search_page (notebook, notebook->focus_tab,
                                                  STEP_NEXT, TRUE);
+          page = notebook->first_tab->data;
+          *remaining_space = tab_space - page->requisition.width;
+          *n = 1;
        }
       else
        {
@@ -4969,7 +5297,7 @@ gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
              /* Is first_tab really predecessor of focus_tab? */
              page = notebook->first_tab->data;
              if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
-                 GTK_WIDGET_VISIBLE (page->child))
+                 gtk_widget_get_visible (page->child))
                for (children = notebook->focus_tab;
                     children && children != notebook->first_tab;
                     children = gtk_notebook_search_page (notebook,
@@ -5045,22 +5373,22 @@ gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
                                                                   TRUE);
                }
            }
-       }
 
-      if (*remaining_space < 0) 
-       {
-         /* calculate number of tabs */
-         *remaining_space = - (*remaining_space);
-         *n = 0;
-
-         for (children = notebook->first_tab;
-              children && children != *last_child;
-              children = gtk_notebook_search_page (notebook, children,
-                                                   STEP_NEXT, TRUE))
-           (*n)++;
-       }
-      else 
-       *remaining_space = 0;
+          if (*remaining_space < 0)
+            {
+              /* calculate number of tabs */
+              *remaining_space = - (*remaining_space);
+              *n = 0;
+
+              for (children = notebook->first_tab;
+                   children && children != *last_child;
+                   children = gtk_notebook_search_page (notebook, children,
+                                                        STEP_NEXT, TRUE))
+                (*n)++;
+           }
+          else
+           *remaining_space = 0;
+        }
 
       /* unmap all non-visible tabs */
       for (children = gtk_notebook_search_page (notebook, NULL,
@@ -5102,7 +5430,7 @@ gtk_notebook_calculate_shown_tabs (GtkNotebook *notebook,
          children = children->next;
 
          if (!NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) ||
-             !GTK_WIDGET_VISIBLE (page->child))
+             !gtk_widget_get_visible (page->child))
            continue;
 
          c++;
@@ -5143,7 +5471,7 @@ get_allocate_at_bottom (GtkWidget *widget,
   return FALSE;
 }
 
-static gboolean
+static void
 gtk_notebook_calculate_tabs_allocation (GtkNotebook  *notebook,
                                        GList       **children,
                                        GList        *last_child,
@@ -5164,7 +5492,6 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook  *notebook,
   gint xthickness, ythickness;
   gboolean gap_left, packing_changed;
   GtkAllocation child_allocation = { 0, };
-  gboolean allocation_changed = FALSE;
 
   widget = GTK_WIDGET (notebook);
   container = GTK_CONTAINER (notebook);
@@ -5229,7 +5556,7 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook  *notebook,
        {
          *children = (*children)->next;
 
-          if (page->pack != GTK_PACK_END || !GTK_WIDGET_VISIBLE (page->child))
+          if (page->pack != GTK_PACK_END || !gtk_widget_get_visible (page->child))
            continue;
        }
 
@@ -5350,13 +5677,6 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook  *notebook,
          break;
        }
 
-      if ((priv->operation != DRAG_OPERATION_REORDER || page != notebook->cur_page) &&
-         (page->allocation.x != child_allocation.x ||
-          page->allocation.y != child_allocation.y ||
-          page->allocation.width != child_allocation.width ||
-          page->allocation.height != child_allocation.height))
-       allocation_changed = TRUE;
-
       page->allocation = child_allocation;
 
       if ((page == priv->detached_tab && priv->operation == DRAG_OPERATION_DETACH) ||
@@ -5477,8 +5797,6 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook  *notebook,
          break;
        }
     }
-
-  return allocation_changed;
 }
 
 static void
@@ -5489,6 +5807,7 @@ gtk_notebook_pages_allocate (GtkNotebook *notebook)
   gboolean showarrow = FALSE;
   gint tab_space, min, max, remaining_space;
   gint expanded_tabs, operation;
+  gboolean tab_allocations_changed = FALSE;
 
   if (!notebook->show_tabs || !notebook->children || !notebook->cur_page)
     return;
@@ -5519,7 +5838,8 @@ gtk_notebook_pages_allocate (GtkNotebook *notebook)
 
   while (children)
     {
-      gtk_notebook_page_allocate (notebook, GTK_NOTEBOOK_PAGE (children));
+      if (gtk_notebook_page_allocate (notebook, GTK_NOTEBOOK_PAGE (children)))
+       tab_allocations_changed = TRUE;
       children = children->next;
     }
 
@@ -5528,10 +5848,11 @@ gtk_notebook_pages_allocate (GtkNotebook *notebook)
   if (!notebook->first_tab)
     notebook->first_tab = notebook->children;
 
-  gtk_notebook_redraw_tabs (notebook);
+  if (tab_allocations_changed)
+    gtk_notebook_redraw_tabs (notebook);
 }
 
-static void
+static gboolean
 gtk_notebook_page_allocate (GtkNotebook     *notebook,
                            GtkNotebookPage *page)
 {
@@ -5544,9 +5865,16 @@ gtk_notebook_page_allocate (GtkNotebook     *notebook,
   gint focus_width;
   gint tab_curvature;
   gint tab_pos = get_effective_tab_pos (notebook);
+  gboolean tab_allocation_changed;
+  gboolean was_visible = page->tab_allocated_visible;
 
-  if (!page->tab_label)
-    return;
+  if (!page->tab_label ||
+      !gtk_widget_get_visible (page->tab_label) ||
+      !gtk_widget_get_child_visible (page->tab_label))
+    {
+      page->tab_allocated_visible = FALSE;
+      return was_visible;
+    }
 
   xthickness = widget->style->xthickness;
   ythickness = widget->style->ythickness;
@@ -5611,7 +5939,20 @@ gtk_notebook_page_allocate (GtkNotebook     *notebook,
       break;
     }
 
+  tab_allocation_changed = (child_allocation.x != page->tab_label->allocation.x ||
+                           child_allocation.y != page->tab_label->allocation.y ||
+                           child_allocation.width != page->tab_label->allocation.width ||
+                           child_allocation.height != page->tab_label->allocation.height);
+
   gtk_widget_size_allocate (page->tab_label, &child_allocation);
+
+  if (!was_visible)
+    {
+      page->tab_allocated_visible = TRUE;
+      tab_allocation_changed = TRUE;
+    }
+
+  return tab_allocation_changed;
 }
 
 static void 
@@ -5649,7 +5990,7 @@ gtk_notebook_calc_tabs (GtkNotebook  *notebook,
            {
              page = children->data;
              if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
-                 GTK_WIDGET_VISIBLE (page->child))
+                 gtk_widget_get_visible (page->child))
                {
                  if (page->pack == pack)
                    {
@@ -5685,7 +6026,7 @@ gtk_notebook_calc_tabs (GtkNotebook  *notebook,
            {
              page = children->data;
              if (NOTEBOOK_IS_TAB_LABEL_PARENT (notebook, page) &&
-                 GTK_WIDGET_VISIBLE (page->child))
+                 gtk_widget_get_visible (page->child))
                {
                  if (page->pack == pack)
                    {
@@ -5752,9 +6093,14 @@ gtk_notebook_real_switch_page (GtkNotebook     *notebook,
                               GtkNotebookPage *page,
                               guint            page_num)
 {
-  if (notebook->cur_page == page || !GTK_WIDGET_VISIBLE (page->child))
+  gboolean child_has_focus;
+
+  if (notebook->cur_page == page || !gtk_widget_get_visible (page->child))
     return;
 
+  /* save the value here, changing visibility changes focus */
+  child_has_focus = notebook->child_has_focus;
+
   if (notebook->cur_page)
     gtk_widget_set_child_visible (notebook->cur_page->child, FALSE);
 
@@ -5771,7 +6117,7 @@ gtk_notebook_real_switch_page (GtkNotebook     *notebook,
    * element on the new page, if possible, or if not, to the
    * notebook itself.
    */
-  if (notebook->child_has_focus)
+  if (child_has_focus)
     {
       if (notebook->cur_page->last_focus_child &&
          gtk_widget_is_ancestor (notebook->cur_page->last_focus_child, notebook->cur_page->child))
@@ -5869,7 +6215,7 @@ gtk_notebook_switch_focus_tab (GtkNotebook *notebook,
     return;
 
   page = notebook->focus_tab->data;
-  if (GTK_WIDGET_MAPPED (page->tab_label))
+  if (gtk_widget_get_mapped (page->tab_label))
     gtk_notebook_redraw_tabs (notebook);
   else
     gtk_notebook_pages_allocate (notebook);
@@ -5922,7 +6268,7 @@ gtk_notebook_menu_item_create (GtkNotebook *notebook,
   page = list->data;
   if (page->default_menu)
     {
-      if (page->tab_label && GTK_IS_LABEL (page->tab_label))
+      if (GTK_IS_LABEL (page->tab_label))
        page->menu_label = gtk_label_new (GTK_LABEL (page->tab_label)->label);
       else
        page->menu_label = gtk_label_new ("");
@@ -5936,7 +6282,7 @@ gtk_notebook_menu_item_create (GtkNotebook *notebook,
                         gtk_notebook_real_page_position (notebook, list));
   g_signal_connect (menu_item, "activate",
                    G_CALLBACK (gtk_notebook_menu_switch_page), page);
-  if (GTK_WIDGET_VISIBLE (page->child))
+  if (gtk_widget_get_visible (page->child))
     gtk_widget_show (menu_item);
 }
 
@@ -5987,7 +6333,8 @@ gtk_notebook_set_tab_border_internal (GtkNotebook *notebook,
   notebook->tab_hborder = border_width;
   notebook->tab_vborder = border_width;
 
-  if (GTK_WIDGET_VISIBLE (notebook) && notebook->show_tabs)
+  if (notebook->show_tabs &&
+      gtk_widget_get_visible (GTK_WIDGET (notebook)))
     gtk_widget_queue_resize (GTK_WIDGET (notebook));
 
   g_object_freeze_notify (G_OBJECT (notebook));
@@ -6005,7 +6352,8 @@ gtk_notebook_set_tab_hborder_internal (GtkNotebook *notebook,
 
   notebook->tab_hborder = tab_hborder;
 
-  if (GTK_WIDGET_VISIBLE (notebook) && notebook->show_tabs)
+  if (notebook->show_tabs &&
+      gtk_widget_get_visible (GTK_WIDGET (notebook)))
     gtk_widget_queue_resize (GTK_WIDGET (notebook));
 
   g_object_notify (G_OBJECT (notebook), "tab-hborder");
@@ -6020,7 +6368,8 @@ gtk_notebook_set_tab_vborder_internal (GtkNotebook *notebook,
 
   notebook->tab_vborder = tab_vborder;
 
-  if (GTK_WIDGET_VISIBLE (notebook) && notebook->show_tabs)
+  if (notebook->show_tabs &&
+      gtk_widget_get_visible (GTK_WIDGET (notebook)))
     gtk_widget_queue_resize (GTK_WIDGET (notebook));
 
   g_object_notify (G_OBJECT (notebook), "tab-vborder");
@@ -6040,9 +6389,9 @@ gtk_notebook_set_tab_vborder_internal (GtkNotebook *notebook,
  * gtk_notebook_append_page:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
- * 
+ *
  * Appends a page to @notebook.
  *
  * Return value: the index (starting from 0) of the appended
@@ -6064,9 +6413,9 @@ gtk_notebook_append_page (GtkNotebook *notebook,
  * gtk_notebook_append_page_menu:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
- * @menu_label: the widget to use as a label for the page-switch
+ * @menu_label: (allow-none): the widget to use as a label for the page-switch
  *              menu, if that is enabled. If %NULL, and @tab_label
  *              is a #GtkLabel or %NULL, then the menu label will be
  *              a newly created label with the same text as @tab_label;
@@ -6097,7 +6446,7 @@ gtk_notebook_append_page_menu (GtkNotebook *notebook,
  * gtk_notebook_prepend_page:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
  *
  * Prepends a page to @notebook.
@@ -6121,9 +6470,9 @@ gtk_notebook_prepend_page (GtkNotebook *notebook,
  * gtk_notebook_prepend_page_menu:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
- * @menu_label: the widget to use as a label for the page-switch
+ * @menu_label: (allow-none): the widget to use as a label for the page-switch
  *              menu, if that is enabled. If %NULL, and @tab_label
  *              is a #GtkLabel or %NULL, then the menu label will be
  *              a newly created label with the same text as @tab_label;
@@ -6154,11 +6503,11 @@ gtk_notebook_prepend_page_menu (GtkNotebook *notebook,
  * gtk_notebook_insert_page:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
  * @position: the index (starting at 0) at which to insert the page,
  *            or -1 to append the page after all other pages.
- * 
+ *
  * Insert a page into @notebook at the given position.
  *
  * Return value: the index (starting from 0) of the inserted
@@ -6211,9 +6560,9 @@ gtk_notebook_mnemonic_activate_switch_page (GtkWidget *child,
  * gtk_notebook_insert_page_menu:
  * @notebook: a #GtkNotebook
  * @child: the #GtkWidget to use as the contents of the page.
- * @tab_label: the #GtkWidget to be used as the label for the page,
+ * @tab_label: (allow-none): the #GtkWidget to be used as the label for the page,
  *             or %NULL to use the default label, 'page N'.
- * @menu_label: the widget to use as a label for the page-switch
+ * @menu_label: (allow-none): the widget to use as a label for the page-switch
  *              menu, if that is enabled. If %NULL, and @tab_label
  *              is a #GtkLabel or %NULL, then the menu label will be
  *              a newly created label with the same text as @tab_label;
@@ -6310,8 +6659,8 @@ gtk_notebook_get_current_page (GtkNotebook *notebook)
  *            to get the last page.
  * 
  * Returns the child widget contained in page number @page_num.
- * 
- * Return value: the child widget, or %NULL if @page_num is
+ *
+ * Return value: (transfer none): the child widget, or %NULL if @page_num is
  * out of bounds.
  **/
 GtkWidget*
@@ -6502,7 +6851,7 @@ gtk_notebook_set_show_border (GtkNotebook *notebook,
     {
       notebook->show_border = show_border;
 
-      if (GTK_WIDGET_VISIBLE (notebook))
+      if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
        gtk_widget_queue_resize (GTK_WIDGET (notebook));
       
       g_object_notify (G_OBJECT (notebook), "show-border");
@@ -6537,11 +6886,15 @@ void
 gtk_notebook_set_show_tabs (GtkNotebook *notebook,
                            gboolean     show_tabs)
 {
+  GtkNotebookPrivate *priv;
   GtkNotebookPage *page;
   GList *children;
+  gint i;
 
   g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
 
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+
   show_tabs = show_tabs != FALSE;
 
   if (notebook->show_tabs == show_tabs)
@@ -6552,8 +6905,8 @@ gtk_notebook_set_show_tabs (GtkNotebook *notebook,
 
   if (!show_tabs)
     {
-      GTK_WIDGET_UNSET_FLAGS (notebook, GTK_CAN_FOCUS);
-      
+      gtk_widget_set_can_focus (GTK_WIDGET (notebook), FALSE);
+
       while (children)
        {
          page = children->data;
@@ -6569,9 +6922,16 @@ gtk_notebook_set_show_tabs (GtkNotebook *notebook,
     }
   else
     {
-      GTK_WIDGET_SET_FLAGS (notebook, GTK_CAN_FOCUS);
+      gtk_widget_set_can_focus (GTK_WIDGET (notebook), TRUE);
       gtk_notebook_update_labels (notebook);
     }
+
+  for (i = 0; i < N_ACTION_WIDGETS; i++)
+    {
+      if (priv->action_widget[i])
+        gtk_widget_set_child_visible (priv->action_widget[i], show_tabs);
+    }
+
   gtk_widget_queue_resize (GTK_WIDGET (notebook));
 
   g_object_notify (G_OBJECT (notebook), "show-tabs");
@@ -6611,7 +6971,7 @@ gtk_notebook_set_tab_pos (GtkNotebook     *notebook,
   if (notebook->tab_pos != pos)
     {
       notebook->tab_pos = pos;
-      if (GTK_WIDGET_VISIBLE (notebook))
+      if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
        gtk_widget_queue_resize (GTK_WIDGET (notebook));
     }
 
@@ -6722,7 +7082,7 @@ gtk_notebook_set_scrollable (GtkNotebook *notebook,
     {
       notebook->scrollable = scrollable;
 
-      if (GTK_WIDGET_VISIBLE (notebook))
+      if (gtk_widget_get_visible (GTK_WIDGET (notebook)))
        gtk_widget_queue_resize (GTK_WIDGET (notebook));
 
       g_object_notify (G_OBJECT (notebook), "scrollable");
@@ -6829,8 +7189,8 @@ gtk_notebook_popup_disable  (GtkNotebook *notebook)
  * Returns the tab label widget for the page @child. %NULL is returned
  * if @child is not in @notebook or if no tab label has specifically
  * been set for @child.
- * 
- * Return value: the tab label
+ *
+ * Return value: (transfer none): the tab label
  **/
 GtkWidget *
 gtk_notebook_get_tab_label (GtkNotebook *notebook,
@@ -6855,9 +7215,9 @@ gtk_notebook_get_tab_label (GtkNotebook *notebook,
  * gtk_notebook_set_tab_label:
  * @notebook: a #GtkNotebook
  * @child: the page
- * @tab_label: the tab label widget to use, or %NULL for default tab
+ * @tab_label: (allow-none): the tab label widget to use, or %NULL for default tab
  *             label.
- * 
+ *
  * Changes the tab label for @child. If %NULL is specified
  * for @tab_label, then the page will have the label 'page N'.
  **/
@@ -6912,11 +7272,11 @@ gtk_notebook_set_tab_label (GtkNotebook *notebook,
   if (page->tab_label)
     page->mnemonic_activate_signal =
       g_signal_connect (page->tab_label,
-                       "mnemonic_activate",
+                       "mnemonic-activate",
                        G_CALLBACK (gtk_notebook_mnemonic_activate_switch_page),
                        notebook);
 
-  if (notebook->show_tabs && GTK_WIDGET_VISIBLE (child))
+  if (notebook->show_tabs && gtk_widget_get_visible (child))
     {
       gtk_widget_show (page->tab_label);
       gtk_widget_queue_resize (GTK_WIDGET (notebook));
@@ -6974,7 +7334,7 @@ gtk_notebook_get_tab_label_text (GtkNotebook *notebook,
 
   tab_label = gtk_notebook_get_tab_label (notebook, child);
 
-  if (tab_label && GTK_IS_LABEL (tab_label))
+  if (GTK_IS_LABEL (tab_label))
     return gtk_label_get_text (GTK_LABEL (tab_label));
   else
     return NULL;
@@ -7014,9 +7374,9 @@ gtk_notebook_get_menu_label (GtkNotebook *notebook,
  * gtk_notebook_set_menu_label:
  * @notebook: a #GtkNotebook
  * @child: the child widget
- * @menu_label: the menu label, or NULL for default
- * 
- * Changes the menu label for the page containing @child. 
+ * @menu_label: (allow-none): the menu label, or NULL for default
+ *
+ * Changes the menu label for the page containing @child.
  **/
 void
 gtk_notebook_set_menu_label (GtkNotebook *notebook,
@@ -7109,7 +7469,7 @@ gtk_notebook_get_menu_label_text (GtkNotebook *notebook,
  
   menu_label = gtk_notebook_get_menu_label (notebook, child);
 
-  if (menu_label && GTK_IS_LABEL (menu_label))
+  if (GTK_IS_LABEL (menu_label))
     return gtk_label_get_text (GTK_LABEL (menu_label));
   else
     return NULL;
@@ -7142,10 +7502,13 @@ gtk_notebook_child_reordered (GtkNotebook     *notebook,
  * @expand: whether to expand the bookmark or not
  * @fill: whether the bookmark should fill the allocated area or not
  * @pack_type: the position of the bookmark
- * 
+ *
  * Sets the packing parameters for the tab label of the page
  * containing @child. See gtk_box_pack_start() for the exact meaning
  * of the parameters.
+ *
+ * Deprecated: 2.20: Modify the #GtkNotebook:tab-expand and
+ *   #GtkNotebook:tab-fill child properties instead.
  **/
 void
 gtk_notebook_set_tab_label_packing (GtkNotebook *notebook,
@@ -7197,6 +7560,9 @@ gtk_notebook_set_tab_label_packing (GtkNotebook *notebook,
  * 
  * Query the packing attributes for the tab label of the page
  * containing @child.
+ *
+ * Deprecated: 2.20: Modify the #GtkNotebook:tab-expand and
+ *   #GtkNotebook:tab-fill child properties instead.
  **/
 void
 gtk_notebook_query_tab_label_packing (GtkNotebook *notebook,
@@ -7292,9 +7658,9 @@ gtk_notebook_reorder_child (GtkNotebook *notebook,
 
 /**
  * gtk_notebook_set_window_creation_hook:
- * @func: the #GtkNotebookWindowCreationFunc, or %NULL
+ * @func: (allow-none): the #GtkNotebookWindowCreationFunc, or %NULL
  * @data: user data for @func
- * @destroy: Destroy notifier for @data, or %NULL
+ * @destroy: (allow-none): Destroy notifier for @data, or %NULL
  *
  * Installs a global function used to create a window
  * when a detached tab is dropped in an empty area.
@@ -7325,7 +7691,7 @@ gtk_notebook_set_window_creation_hook (GtkNotebookWindowCreationFunc  func,
  * not be able to exchange tabs with any other notebook.
  * 
  * Since: 2.10
- * Deprecated:2.12: use gtk_notebook_set_group() instead.
+ * Deprecated: 2.12: use gtk_notebook_set_group() instead.
  */
 void
 gtk_notebook_set_group_id (GtkNotebook *notebook,
@@ -7343,7 +7709,7 @@ gtk_notebook_set_group_id (GtkNotebook *notebook,
 /**
  * gtk_notebook_set_group:
  * @notebook: a #GtkNotebook
- * @group: a pointer to identify the notebook group, or %NULL to unset it
+ * @group: (allow-none): a pointer to identify the notebook group, or %NULL to unset it
  *
  * Sets a group identificator pointer for @notebook, notebooks sharing
  * the same group identificator pointer will be able to exchange tabs
@@ -7379,7 +7745,7 @@ gtk_notebook_set_group (GtkNotebook *notebook,
  * Return Value: the group identificator, or -1 if none is set.
  *
  * Since: 2.10
- * Deprecated:2.12: use gtk_notebook_get_group() instead.
+ * Deprecated: 2.12: use gtk_notebook_get_group() instead.
  */
 gint
 gtk_notebook_get_group_id (GtkNotebook *notebook)
@@ -7567,5 +7933,71 @@ gtk_notebook_set_tab_detachable (GtkNotebook *notebook,
     }
 }
 
+/**
+ * gtk_notebook_get_action_widget:
+ * @notebook: a #GtkNotebook
+ * @pack_type: pack type of the action widget to receive
+ *
+ * Gets one of the action widgets. See gtk_notebook_set_action_widget().
+ *
+ * Returns: The action widget with the given @pack_type or
+ *     %NULL when this action widget has not been set
+ *
+ * Since: 2.20
+ */
+GtkWidget*
+gtk_notebook_get_action_widget (GtkNotebook *notebook,
+                                GtkPackType  pack_type)
+{
+  GtkNotebookPrivate *priv;
+
+  g_return_val_if_fail (GTK_IS_NOTEBOOK (notebook), NULL);
+
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+  return priv->action_widget[pack_type];
+}
+
+/**
+ * gtk_notebook_set_action_widget:
+ * @notebook: a #GtkNotebook
+ * @widget: a #GtkWidget
+ * @pack_type: pack type of the action widget
+ *
+ * Sets @widget as one of the action widgets. Depending on the pack type
+ * the widget will be placed before or after the tabs. You can use
+ * a #GtkBox if you need to pack more than one widget on the same side.
+ *
+ * Note that action widgets are "internal" children of the notebook and thus
+ * not included in the list returned from gtk_container_foreach().
+ *
+ * Since: 2.20
+ */
+void
+gtk_notebook_set_action_widget (GtkNotebook *notebook,
+                               GtkWidget   *widget,
+                                GtkPackType  pack_type)
+{
+  GtkNotebookPrivate *priv;
+
+  g_return_if_fail (GTK_IS_NOTEBOOK (notebook));
+  g_return_if_fail (!widget || GTK_IS_WIDGET (widget));
+  g_return_if_fail (!widget || widget->parent == NULL);
+
+  priv = GTK_NOTEBOOK_GET_PRIVATE (notebook);
+
+  if (priv->action_widget[pack_type])
+    gtk_widget_unparent (priv->action_widget[pack_type]);
+
+  priv->action_widget[pack_type] = widget;
+
+  if (widget)
+    {
+      gtk_widget_set_child_visible (widget, notebook->show_tabs);
+      gtk_widget_set_parent (widget, GTK_WIDGET (notebook));
+    }
+
+  gtk_widget_queue_resize (GTK_WIDGET (notebook));
+}
+
 #define __GTK_NOTEBOOK_C__
 #include "gtkaliasdef.c"