]> Pileus Git - ~andy/gtk/blobdiff - gtk/gtktoolbutton.c
stylecontext: Do invalidation on first resize container
[~andy/gtk] / gtk / gtktoolbutton.c
index 002cc41041c3b6af43cca08fd0837d309dd407e7..cf8a22dfa5e7be3776ea7b7cdf6bdbd0665e2eef 100644 (file)
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "config.h"
 #include "gtktoolbutton.h"
 #include "gtkbutton.h"
-#include "gtkhbox.h"
 #include "gtkiconfactory.h"
 #include "gtkimage.h"
 #include "gtkimagemenuitem.h"
 #include "gtklabel.h"
 #include "gtkstock.h"
-#include "gtkvbox.h"
+#include "gtkbox.h"
 #include "gtkintl.h"
 #include "gtktoolbar.h"
-#include "gtkiconfactory.h"
+#include "gtkactivatable.h"
+#include "gtkactionable.h"
+#include "gtkprivate.h"
 
 #include <string.h>
 
+
+/**
+ * SECTION:gtktoolbutton
+ * @Short_description: A GtkToolItem subclass that displays buttons
+ * @Title: GtkToolButton
+ * @See_also: #GtkToolbar, #GtkMenuToolButton, #GtkToggleToolButton,
+ *   #GtkRadioToolButton, #GtkSeparatorToolItem
+ *
+ * #GtkToolButton<!-- -->s are #GtkToolItems containing buttons.
+ *
+ * Use gtk_tool_button_new() to create a new #GtkToolButton. Use
+ * gtk_tool_button_new_from_stock() to create a #GtkToolButton
+ * containing a stock item.
+ *
+ * The label of a #GtkToolButton is determined by the properties
+ * #GtkToolButton:label-widget, #GtkToolButton:label, and
+ * #GtkToolButton:stock-id. If #GtkToolButton:label-widget is
+ * non-%NULL, then that widget is used as the label. Otherwise, if
+ * #GtkToolButton:label is non-%NULL, that string is used as the label.
+ * Otherwise, if #GtkToolButton:stock-id is non-%NULL, the label is
+ * determined by the stock item. Otherwise, the button does not have a label.
+ *
+ * The icon of a #GtkToolButton is determined by the properties
+ * #GtkToolButton:icon-widget and #GtkToolButton:stock-id. If
+ * #GtkToolButton:icon-widget is non-%NULL, then
+ * that widget is used as the icon. Otherwise, if #GtkToolButton:stock-id is
+ * non-%NULL, the icon is determined by the stock item. Otherwise,
+ * the button does not have a icon.
+ */
+
+
 #define MENU_ID "gtk-tool-button-menu-id"
 
 enum {
@@ -48,7 +79,10 @@ enum {
   PROP_USE_UNDERLINE,
   PROP_LABEL_WIDGET,
   PROP_STOCK_ID,
+  PROP_ICON_NAME,
   PROP_ICON_WIDGET,
+  PROP_ACTION_NAME,
+  PROP_ACTION_TARGET
 };
 
 static void gtk_tool_button_init          (GtkToolButton      *button,
@@ -70,49 +104,70 @@ static void gtk_tool_button_toolbar_reconfigured (GtkToolItem *tool_item);
 static gboolean   gtk_tool_button_create_menu_proxy (GtkToolItem     *item);
 static void       button_clicked                    (GtkWidget       *widget,
                                                     GtkToolButton   *button);
+static void gtk_tool_button_style_updated  (GtkWidget          *widget);
 
 static void gtk_tool_button_construct_contents (GtkToolItem *tool_item);
-      
-static GObjectClass *parent_class = NULL;
-static guint         toolbutton_signals[LAST_SIGNAL] = { 0 };
 
-#define GTK_TOOL_BUTTON_GET_PRIVATE(obj)(G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_TOOL_BUTTON, GtkToolButtonPrivate))
+static void gtk_tool_button_actionable_iface_init      (GtkActionableInterface *iface);
+static void gtk_tool_button_activatable_interface_init (GtkActivatableIface  *iface);
+static void gtk_tool_button_update                     (GtkActivatable       *activatable,
+                                                       GtkAction            *action,
+                                                       const gchar          *property_name);
+static void gtk_tool_button_sync_action_properties     (GtkActivatable       *activatable,
+                                                       GtkAction            *action);
+
 
 struct _GtkToolButtonPrivate
 {
   GtkWidget *button;
 
   gchar *stock_id;
+  gchar *icon_name;
   gchar *label_text;
   GtkWidget *label_widget;
   GtkWidget *icon_widget;
-  
+
+  GtkSizeGroup *text_size_group;
+
   guint use_underline : 1;
+  guint contents_invalid : 1;
 };
 
+static GObjectClass        *parent_class = NULL;
+static GtkActivatableIface *parent_activatable_iface;
+static guint                toolbutton_signals[LAST_SIGNAL] = { 0 };
+
 GType
 gtk_tool_button_get_type (void)
 {
-  static GtkType type = 0;
-
+  static GType type = 0;
+  
   if (!type)
     {
-      static const GTypeInfo type_info =
-       {
-         sizeof (GtkToolButtonClass),
-         (GBaseInitFunc) NULL,
-         (GBaseFinalizeFunc) NULL,
-         (GClassInitFunc) gtk_tool_button_class_init,
-         (GClassFinalizeFunc) NULL,
-         NULL,
-         sizeof (GtkToolButton),
-         0, /* n_preallocs */
-         (GInstanceInitFunc) gtk_tool_button_init,
-       };
-
-      type = g_type_register_static (GTK_TYPE_TOOL_ITEM,
-                                    "GtkToolButton",
-                                    &type_info, 0);
+      const GInterfaceInfo actionable_info =
+      {
+        (GInterfaceInitFunc) gtk_tool_button_actionable_iface_init,
+        (GInterfaceFinalizeFunc) NULL,
+        NULL
+      };
+      const GInterfaceInfo activatable_info =
+      {
+        (GInterfaceInitFunc) gtk_tool_button_activatable_interface_init,
+        (GInterfaceFinalizeFunc) NULL,
+        NULL
+      };
+
+      type = g_type_register_static_simple (GTK_TYPE_TOOL_ITEM,
+                                           I_("GtkToolButton"),
+                                           sizeof (GtkToolButtonClass),
+                                           (GClassInitFunc) gtk_tool_button_class_init,
+                                           sizeof (GtkToolButton),
+                                           (GInstanceInitFunc) gtk_tool_button_init,
+                                           0);
+
+      g_type_add_interface_static (type, GTK_TYPE_ACTIONABLE, &actionable_info);
+      g_type_add_interface_static (type, GTK_TYPE_ACTIVATABLE,
+                                   &activatable_info);
     }
   return type;
 }
@@ -135,6 +190,8 @@ gtk_tool_button_class_init (GtkToolButtonClass *klass)
   object_class->notify = gtk_tool_button_property_notify;
   object_class->finalize = gtk_tool_button_finalize;
 
+  widget_class->style_updated = gtk_tool_button_style_updated;
+
   tool_item_class->create_menu_proxy = gtk_tool_button_create_menu_proxy;
   tool_item_class->toolbar_reconfigured = gtk_tool_button_toolbar_reconfigured;
   
@@ -145,14 +202,17 @@ gtk_tool_button_class_init (GtkToolButtonClass *klass)
    *          - if the tool button has an icon_widget, then that widget
    *            will be used as the icon. Otherwise, if the tool button
    *            has a stock id, the corresponding stock icon will be
-   *            used. Otherwise, the tool button will not have an icon.
+   *            used. Otherwise, if the tool button has an icon name,
+   *            the corresponding icon from the theme will be used.
+   *            Otherwise, the tool button will not have an icon.
    *
    *          - if the tool button has a label_widget then that widget
    *            will be used as the label. Otherwise, if the tool button
    *            has a label text, that text will be used as label. Otherwise,
    *            if the toolbutton has a stock id, the corresponding text
-   *            will be used as label. Otherwise, the toolbutton will
-   *            have an empty label.
+   *            will be used as label. Otherwise, if the tool button has
+   *            an icon name, the corresponding icon name from the theme will
+   *            be used. Otherwise, the toolbutton will have an empty label.
    *
    *         - The use_underline property only has an effect when the label
    *            on the toolbutton comes from the label property (ie. not from
@@ -176,38 +236,74 @@ gtk_tool_button_class_init (GtkToolButtonClass *klass)
   g_object_class_install_property (object_class,
                                   PROP_LABEL,
                                   g_param_spec_string ("label",
-                                                       _("Label"),
-                                                       _("Text to show in the item."),
+                                                       P_("Label"),
+                                                       P_("Text to show in the item."),
                                                        NULL,
-                                                       G_PARAM_READWRITE));
+                                                       GTK_PARAM_READWRITE));
   g_object_class_install_property (object_class,
                                   PROP_USE_UNDERLINE,
-                                  g_param_spec_boolean ("use_underline",
-                                                        _("Use underline"),
-                                                        _("If set, an underline in the label property indicates that the next character should be used for the mnemonic accelerator key in the overflow menu"),
+                                  g_param_spec_boolean ("use-underline",
+                                                        P_("Use underline"),
+                                                        P_("If set, an underline in the label property indicates that the next character should be used for the mnemonic accelerator key in the overflow menu"),
                                                         FALSE,
-                                                        G_PARAM_READWRITE));
+                                                        GTK_PARAM_READWRITE));
   g_object_class_install_property (object_class,
                                   PROP_LABEL_WIDGET,
-                                  g_param_spec_object ("label_widget",
-                                                       _("Label widget"),
-                                                       _("Widget to use as the item label"),
+                                  g_param_spec_object ("label-widget",
+                                                       P_("Label widget"),
+                                                       P_("Widget to use as the item label"),
                                                        GTK_TYPE_WIDGET,
-                                                       G_PARAM_READWRITE));
+                                                       GTK_PARAM_READWRITE));
   g_object_class_install_property (object_class,
                                   PROP_STOCK_ID,
-                                  g_param_spec_string ("stock_id",
-                                                       _("Stock Id"),
-                                                       _("The stock icon displayed on the item"),
+                                  g_param_spec_string ("stock-id",
+                                                       P_("Stock Id"),
+                                                       P_("The stock icon displayed on the item"),
+                                                       NULL,
+                                                       GTK_PARAM_READWRITE));
+
+  /**
+   * GtkToolButton:icon-name:
+   * 
+   * The name of the themed icon displayed on the item.
+   * This property only has an effect if not overridden by "label", 
+   * "icon_widget" or "stock_id" properties.
+   *
+   * Since: 2.8 
+   */
+  g_object_class_install_property (object_class,
+                                  PROP_ICON_NAME,
+                                  g_param_spec_string ("icon-name",
+                                                       P_("Icon name"),
+                                                       P_("The name of the themed icon displayed on the item"),
                                                        NULL,
-                                                       G_PARAM_READWRITE));
+                                                       GTK_PARAM_READWRITE));
   g_object_class_install_property (object_class,
                                   PROP_ICON_WIDGET,
-                                  g_param_spec_object ("icon_widget",
-                                                       _("Icon widget"),
-                                                       _("Icon widget to display in the item"),
+                                  g_param_spec_object ("icon-widget",
+                                                       P_("Icon widget"),
+                                                       P_("Icon widget to display in the item"),
                                                        GTK_TYPE_WIDGET,
-                                                       G_PARAM_READWRITE));
+                                                       GTK_PARAM_READWRITE));
+
+  g_object_class_override_property (object_class, PROP_ACTION_NAME, "action-name");
+  g_object_class_override_property (object_class, PROP_ACTION_TARGET, "action-target");
+
+  /**
+   * GtkButton:icon-spacing:
+   * 
+   * Spacing in pixels between the icon and label.
+   * 
+   * Since: 2.10
+   */
+  gtk_widget_class_install_style_property (widget_class,
+                                          g_param_spec_int ("icon-spacing",
+                                                            P_("Icon spacing"),
+                                                            P_("Spacing in pixels between the icon and label"),
+                                                            0,
+                                                            G_MAXINT,
+                                                            3,
+                                                            GTK_PARAM_READWRITE));
 
 /**
  * GtkToolButton::clicked:
@@ -217,9 +313,9 @@ gtk_tool_button_class_init (GtkToolButtonClass *klass)
  * or activated with the keyboard.
  **/
   toolbutton_signals[CLICKED] =
-    g_signal_new ("clicked",
+    g_signal_new (I_("clicked"),
                  G_OBJECT_CLASS_TYPE (klass),
-                 G_SIGNAL_RUN_FIRST,
+                 G_SIGNAL_RUN_FIRST | G_SIGNAL_ACTION,
                  G_STRUCT_OFFSET (GtkToolButtonClass, clicked),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
@@ -233,8 +329,12 @@ gtk_tool_button_init (GtkToolButton      *button,
                      GtkToolButtonClass *klass)
 {
   GtkToolItem *toolitem = GTK_TOOL_ITEM (button);
-  
-  button->priv = GTK_TOOL_BUTTON_GET_PRIVATE (button);
+
+  button->priv = G_TYPE_INSTANCE_GET_PRIVATE (button,
+                                              GTK_TYPE_TOOL_BUTTON,
+                                              GtkToolButtonPrivate);
+
+  button->priv->contents_invalid = TRUE;
 
   gtk_tool_item_set_homogeneous (toolitem, TRUE);
 
@@ -252,6 +352,7 @@ static void
 gtk_tool_button_construct_contents (GtkToolItem *tool_item)
 {
   GtkToolButton *button = GTK_TOOL_BUTTON (tool_item);
+  GtkWidget *child;
   GtkWidget *label = NULL;
   GtkWidget *icon = NULL;
   GtkToolbarStyle style;
@@ -259,33 +360,44 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
   gboolean need_icon = FALSE;
   GtkIconSize icon_size;
   GtkWidget *box = NULL;
+  guint icon_spacing;
+  GtkOrientation text_orientation = GTK_ORIENTATION_HORIZONTAL;
+  GtkSizeGroup *size_group = NULL;
+  GtkWidget *parent;
 
-  if (gtk_tool_item_get_proxy_menu_item (tool_item, MENU_ID))
-    {
-      /* Remove item, so it will be recreated on the next
-       * create_proxy_menu_item()
-       */
-      gtk_tool_item_set_proxy_menu_item (tool_item, MENU_ID, NULL);
-    }
-  
-  if (button->priv->icon_widget && button->priv->icon_widget->parent)
+  button->priv->contents_invalid = FALSE;
+
+  gtk_widget_style_get (GTK_WIDGET (tool_item), 
+                       "icon-spacing", &icon_spacing,
+                       NULL);
+
+  if (button->priv->icon_widget)
     {
-      gtk_container_remove (GTK_CONTAINER (button->priv->icon_widget->parent),
-                           button->priv->icon_widget);
+      parent = gtk_widget_get_parent (button->priv->icon_widget);
+      if (parent)
+        {
+          gtk_container_remove (GTK_CONTAINER (parent),
+                                button->priv->icon_widget);
+        }
     }
 
-  if (button->priv->label_widget && button->priv->label_widget->parent)
+  if (button->priv->label_widget)
     {
-      gtk_container_remove (GTK_CONTAINER (button->priv->label_widget->parent),
-                           button->priv->label_widget);
+      parent = gtk_widget_get_parent (button->priv->label_widget);
+      if (parent)
+        {
+          gtk_container_remove (GTK_CONTAINER (parent),
+                                button->priv->label_widget);
+        }
     }
 
-  if (GTK_BIN (button->priv->button)->child)
+  child = gtk_bin_get_child (GTK_BIN (button->priv->button));
+  if (child)
     {
       /* Note: we are not destroying the label_widget or icon_widget
        * here because they were removed from their containers above
        */
-      gtk_widget_destroy (GTK_BIN (button->priv->button)->child);
+      gtk_widget_destroy (child);
     }
 
   style = gtk_tool_item_get_toolbar_style (GTK_TOOL_ITEM (button));
@@ -298,16 +410,28 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
 
   if (style == GTK_TOOLBAR_BOTH_HORIZ &&
       (gtk_tool_item_get_is_important (GTK_TOOL_ITEM (button)) ||
-       gtk_tool_item_get_orientation (GTK_TOOL_ITEM (button)) == GTK_ORIENTATION_VERTICAL))
+       gtk_tool_item_get_orientation (GTK_TOOL_ITEM (button)) == GTK_ORIENTATION_VERTICAL ||
+       gtk_tool_item_get_text_orientation (GTK_TOOL_ITEM (button)) == GTK_ORIENTATION_VERTICAL))
     {
       need_label = TRUE;
     }
   
-  if (style != GTK_TOOLBAR_ICONS &&
-      ((style != GTK_TOOLBAR_BOTH_HORIZ ||
-       gtk_tool_item_get_is_important (GTK_TOOL_ITEM (button)))))
-    need_label = TRUE;
-  
+  if (style == GTK_TOOLBAR_ICONS && button->priv->icon_widget == NULL &&
+      button->priv->stock_id == NULL && button->priv->icon_name == NULL)
+    {
+      need_label = TRUE;
+      need_icon = FALSE;
+      style = GTK_TOOLBAR_TEXT;
+    }
+
+  if (style == GTK_TOOLBAR_TEXT && button->priv->label_widget == NULL &&
+      button->priv->stock_id == NULL && button->priv->label_text == NULL)
+    {
+      need_label = FALSE;
+      need_icon = TRUE;
+      style = GTK_TOOLBAR_ICONS;
+    }
+
   if (need_label)
     {
       if (button->priv->label_widget)
@@ -347,6 +471,31 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
          
          gtk_widget_show (label);
        }
+
+      if (GTK_IS_LABEL (label))
+        {
+          gtk_label_set_ellipsize (GTK_LABEL (label),
+                                  gtk_tool_item_get_ellipsize_mode (GTK_TOOL_ITEM (button)));
+          text_orientation = gtk_tool_item_get_text_orientation (GTK_TOOL_ITEM (button));
+          if (text_orientation == GTK_ORIENTATION_HORIZONTAL)
+           {
+              gtk_label_set_angle (GTK_LABEL (label), 0);
+              gtk_misc_set_alignment (GTK_MISC (label),
+                                      gtk_tool_item_get_text_alignment (GTK_TOOL_ITEM (button)),
+                                      0.5);
+            }
+          else
+            {
+              gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_NONE);
+             if (gtk_widget_get_direction (GTK_WIDGET (tool_item)) == GTK_TEXT_DIR_RTL)
+               gtk_label_set_angle (GTK_LABEL (label), -90);
+             else
+               gtk_label_set_angle (GTK_LABEL (label), 90);
+              gtk_misc_set_alignment (GTK_MISC (label),
+                                      0.5,
+                                      1 - gtk_tool_item_get_text_alignment (GTK_TOOL_ITEM (button)));
+            }
+        }
     }
 
   icon_size = gtk_tool_item_get_icon_size (GTK_TOOL_ITEM (button));
@@ -358,16 +507,38 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
          
          if (GTK_IS_IMAGE (icon))
            {
-             g_object_set (G_OBJECT (button->priv->icon_widget),
+             g_object_set (button->priv->icon_widget,
                            "icon-size", icon_size,
                            NULL);
            }
        }
-      else if (button->priv->stock_id)
+      else if (button->priv->stock_id && 
+              gtk_icon_factory_lookup_default (button->priv->stock_id))
        {
          icon = gtk_image_new_from_stock (button->priv->stock_id, icon_size);
          gtk_widget_show (icon);
        }
+      else if (button->priv->icon_name)
+       {
+         icon = gtk_image_new_from_icon_name (button->priv->icon_name, icon_size);
+         gtk_widget_show (icon);
+       }
+
+      if (GTK_IS_MISC (icon) && text_orientation == GTK_ORIENTATION_HORIZONTAL)
+       gtk_misc_set_alignment (GTK_MISC (icon),
+                               1.0 - gtk_tool_item_get_text_alignment (GTK_TOOL_ITEM (button)),
+                               0.5);
+      else if (GTK_IS_MISC (icon))
+       gtk_misc_set_alignment (GTK_MISC (icon),
+                               0.5,
+                               gtk_tool_item_get_text_alignment (GTK_TOOL_ITEM (button)));
+
+      if (icon)
+       {
+         size_group = gtk_tool_item_get_text_size_group (GTK_TOOL_ITEM (button));
+         if (size_group != NULL)
+           gtk_size_group_add_widget (size_group, icon);
+       }
     }
 
   switch (style)
@@ -378,18 +549,33 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
       break;
 
     case GTK_TOOLBAR_BOTH:
-      box = gtk_vbox_new (FALSE, 0);
+      if (text_orientation == GTK_ORIENTATION_HORIZONTAL)
+       box = gtk_box_new (GTK_ORIENTATION_VERTICAL, icon_spacing);
+      else
+       box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, icon_spacing);
       if (icon)
        gtk_box_pack_start (GTK_BOX (box), icon, TRUE, TRUE, 0);
-      gtk_box_pack_start (GTK_BOX (box), label, FALSE, TRUE, 0);
+      gtk_box_pack_end (GTK_BOX (box), label, FALSE, TRUE, 0);
       gtk_container_add (GTK_CONTAINER (button->priv->button), box);
       break;
 
     case GTK_TOOLBAR_BOTH_HORIZ:
-      box = gtk_hbox_new (FALSE, 0);
-      gtk_box_pack_start (GTK_BOX (box), icon, label? FALSE : TRUE, TRUE, 0);
-      if (label)
-       gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
+      if (text_orientation == GTK_ORIENTATION_HORIZONTAL)
+       {
+         box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, icon_spacing);
+         if (icon)
+           gtk_box_pack_start (GTK_BOX (box), icon, label? FALSE : TRUE, TRUE, 0);
+         if (label)
+           gtk_box_pack_end (GTK_BOX (box), label, TRUE, TRUE, 0);
+       }
+      else
+       {
+         box = gtk_box_new (GTK_ORIENTATION_VERTICAL, icon_spacing);
+         if (icon)
+           gtk_box_pack_end (GTK_BOX (box), icon, label ? FALSE : TRUE, TRUE, 0);
+         if (label)
+           gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
+       }
       gtk_container_add (GTK_CONTAINER (button->priv->button), box);
       break;
 
@@ -404,6 +590,8 @@ gtk_tool_button_construct_contents (GtkToolItem *tool_item)
   gtk_button_set_relief (GTK_BUTTON (button->priv->button),
                         gtk_tool_item_get_relief_style (GTK_TOOL_ITEM (button)));
 
+  gtk_tool_item_rebuild_menu (tool_item);
+  
   gtk_widget_queue_resize (GTK_WIDGET (button));
 }
 
@@ -429,11 +617,21 @@ gtk_tool_button_set_property (GObject         *object,
     case PROP_STOCK_ID:
       gtk_tool_button_set_stock_id (button, g_value_get_string (value));
       break;
+    case PROP_ICON_NAME:
+      gtk_tool_button_set_icon_name (button, g_value_get_string (value));
+      break;
     case PROP_ICON_WIDGET:
       gtk_tool_button_set_icon_widget (button, g_value_get_object (value));
       break;
+    case PROP_ACTION_NAME:
+      g_object_set_property (G_OBJECT (button->priv->button), "action-name", value);
+      break;
+    case PROP_ACTION_TARGET:
+      g_object_set_property (G_OBJECT (button->priv->button), "action-target", value);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
     }
 }
 
@@ -441,8 +639,14 @@ static void
 gtk_tool_button_property_notify (GObject          *object,
                                 GParamSpec       *pspec)
 {
-  if (strcmp (pspec->name, "is_important"))
+  GtkToolButton *button = GTK_TOOL_BUTTON (object);
+
+  if (button->priv->contents_invalid ||
+      strcmp ("is-important", pspec->name) == 0)
     gtk_tool_button_construct_contents (GTK_TOOL_ITEM (object));
+
+  if (parent_class->notify)
+    parent_class->notify (object, pspec);
 }
 
 static void
@@ -467,30 +671,81 @@ gtk_tool_button_get_property (GObject         *object,
     case PROP_STOCK_ID:
       g_value_set_string (value, button->priv->stock_id);
       break;
+    case PROP_ICON_NAME:
+      g_value_set_string (value, button->priv->icon_name);
+      break;
     case PROP_ICON_WIDGET:
       g_value_set_object (value, button->priv->icon_widget);
       break;
+    case PROP_ACTION_NAME:
+      g_object_get_property (G_OBJECT (button->priv->button), "action-name", value);
+      break;
+    case PROP_ACTION_TARGET:
+      g_object_get_property (G_OBJECT (button->priv->button), "action-target", value);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
     }
 }
 
+static const gchar *
+gtk_tool_button_get_action_name (GtkActionable *actionable)
+{
+  GtkToolButton *button = GTK_TOOL_BUTTON (actionable);
+
+  return gtk_actionable_get_action_name (GTK_ACTIONABLE (button->priv->button));
+}
+
+static void
+gtk_tool_button_set_action_name (GtkActionable *actionable,
+                                 const gchar   *action_name)
+{
+  GtkToolButton *button = GTK_TOOL_BUTTON (actionable);
+
+  gtk_actionable_set_action_name (GTK_ACTIONABLE (button->priv->button), action_name);
+}
+
+static GVariant *
+gtk_tool_button_get_action_target_value (GtkActionable *actionable)
+{
+  GtkToolButton *button = GTK_TOOL_BUTTON (actionable);
+
+  return gtk_actionable_get_action_target_value (GTK_ACTIONABLE (button->priv->button));
+}
+
+static void
+gtk_tool_button_set_action_target_value (GtkActionable *actionable,
+                                         GVariant      *action_target)
+{
+  GtkToolButton *button = GTK_TOOL_BUTTON (actionable);
+
+  gtk_actionable_set_action_target_value (GTK_ACTIONABLE (button->priv->button), action_target);
+}
+
+static void
+gtk_tool_button_actionable_iface_init (GtkActionableInterface *iface)
+{
+  iface->get_action_name = gtk_tool_button_get_action_name;
+  iface->set_action_name = gtk_tool_button_set_action_name;
+  iface->get_action_target_value = gtk_tool_button_get_action_target_value;
+  iface->set_action_target_value = gtk_tool_button_set_action_target_value;
+}
+
 static void
 gtk_tool_button_finalize (GObject *object)
 {
   GtkToolButton *button = GTK_TOOL_BUTTON (object);
 
-  if (button->priv->stock_id)
-    g_free (button->priv->stock_id);
-
-  if (button->priv->label_text)
-    g_free (button->priv->label_text);
+  g_free (button->priv->stock_id);
+  g_free (button->priv->icon_name);
+  g_free (button->priv->label_text);
 
   if (button->priv->label_widget)
-    g_object_unref (G_OBJECT (button->priv->label_widget));
+    g_object_unref (button->priv->label_widget);
 
   if (button->priv->icon_widget)
-    g_object_unref (G_OBJECT (button->priv->icon_widget));
+    g_object_unref (button->priv->icon_widget);
   
   parent_class->finalize (object);
 }
@@ -506,12 +761,24 @@ clone_image_menu_size (GtkImage *image, GtkSettings *settings)
       gtk_image_get_stock (image, &stock_id, NULL);
       return gtk_image_new_from_stock (stock_id, GTK_ICON_SIZE_MENU);
     }
+  else if (storage_type == GTK_IMAGE_ICON_NAME)
+    {
+      const gchar *icon_name;
+      gtk_image_get_icon_name (image, &icon_name, NULL);
+      return gtk_image_new_from_icon_name (icon_name, GTK_ICON_SIZE_MENU);
+    }
   else if (storage_type == GTK_IMAGE_ICON_SET)
     {
       GtkIconSet *icon_set;
       gtk_image_get_icon_set (image, &icon_set, NULL);
       return gtk_image_new_from_icon_set (icon_set, GTK_ICON_SIZE_MENU);
     }
+  else if (storage_type == GTK_IMAGE_GICON)
+    {
+      GIcon *icon;
+      gtk_image_get_gicon (image, &icon, NULL);
+      return gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_MENU);
+    }
   else if (storage_type == GTK_IMAGE_PIXBUF)
     {
       gint width, height;
@@ -521,12 +788,16 @@ clone_image_menu_size (GtkImage *image, GtkSettings *settings)
                                             &width, &height))
        {
          GdkPixbuf *src_pixbuf, *dest_pixbuf;
+         GtkWidget *cloned_image;
 
          src_pixbuf = gtk_image_get_pixbuf (image);
          dest_pixbuf = gdk_pixbuf_scale_simple (src_pixbuf, width, height,
                                                 GDK_INTERP_BILINEAR);
 
-         return gtk_image_new_from_pixbuf (dest_pixbuf);
+         cloned_image = gtk_image_new_from_pixbuf (dest_pixbuf);
+         g_object_unref (dest_pixbuf);
+
+         return cloned_image;
        }
     }
 
@@ -543,7 +814,10 @@ gtk_tool_button_create_menu_proxy (GtkToolItem *item)
   gboolean use_mnemonic = TRUE;
   const char *label;
 
-  if (button->priv->label_widget && GTK_IS_LABEL (button->priv->label_widget))
+  if (_gtk_tool_item_create_menu_proxy (item))
+    return TRUE;
+  if (GTK_IS_LABEL (button->priv->label_widget))
     {
       label = gtk_label_get_label (GTK_LABEL (button->priv->label_widget));
       use_mnemonic = gtk_label_get_use_underline (GTK_LABEL (button->priv->label_widget));
@@ -567,7 +841,7 @@ gtk_tool_button_create_menu_proxy (GtkToolItem *item)
   else
     menu_item = gtk_image_menu_item_new_with_label (label);
 
-  if (button->priv->icon_widget && GTK_IS_IMAGE (button->priv->icon_widget))
+  if (GTK_IS_IMAGE (button->priv->icon_widget))
     {
       menu_image = clone_image_menu_size (GTK_IMAGE (button->priv->icon_widget),
                                          gtk_widget_get_settings (GTK_WIDGET (button)));
@@ -595,6 +869,13 @@ static void
 button_clicked (GtkWidget     *widget,
                GtkToolButton *button)
 {
+  GtkAction *action;
+
+  action = gtk_activatable_get_related_action (GTK_ACTIVATABLE (button));
+  
+  if (action)
+    gtk_action_activate (action);
+
   g_signal_emit_by_name (button, "clicked");
 }
 
@@ -604,6 +885,128 @@ gtk_tool_button_toolbar_reconfigured (GtkToolItem *tool_item)
   gtk_tool_button_construct_contents (tool_item);
 }
 
+static void 
+gtk_tool_button_update_icon_spacing (GtkToolButton *button)
+{
+  GtkWidget *box;
+  guint spacing;
+
+  box = gtk_bin_get_child (GTK_BIN (button->priv->button));
+  if (GTK_IS_BOX (box))
+    {
+      gtk_widget_style_get (GTK_WIDGET (button), 
+                           "icon-spacing", &spacing,
+                           NULL);
+      gtk_box_set_spacing (GTK_BOX (box), spacing);      
+    }
+}
+
+static void
+gtk_tool_button_style_updated (GtkWidget *widget)
+{
+  GTK_WIDGET_CLASS (parent_class)->style_updated (widget);
+
+  gtk_tool_button_update_icon_spacing (GTK_TOOL_BUTTON (widget));
+}
+
+static void 
+gtk_tool_button_activatable_interface_init (GtkActivatableIface  *iface)
+{
+  parent_activatable_iface = g_type_interface_peek_parent (iface);
+  iface->update = gtk_tool_button_update;
+  iface->sync_action_properties = gtk_tool_button_sync_action_properties;
+}
+
+static void
+gtk_tool_button_update (GtkActivatable *activatable,
+                       GtkAction      *action,
+                       const gchar    *property_name)
+{
+  GtkToolButton *button;
+  GtkWidget *image;
+
+  parent_activatable_iface->update (activatable, action, property_name);
+
+  if (!gtk_activatable_get_use_action_appearance (activatable))
+    return;
+
+  button = GTK_TOOL_BUTTON (activatable);
+  
+  if (strcmp (property_name, "short-label") == 0)
+    gtk_tool_button_set_label (button, gtk_action_get_short_label (action));
+  else if (strcmp (property_name, "stock-id") == 0)
+    gtk_tool_button_set_stock_id (button, gtk_action_get_stock_id (action));
+  else if (strcmp (property_name, "gicon") == 0)
+    {
+      const gchar *stock_id = gtk_action_get_stock_id (action);
+      GIcon *icon = gtk_action_get_gicon (action);
+      GtkIconSize icon_size = GTK_ICON_SIZE_BUTTON;
+
+      if ((stock_id && gtk_icon_factory_lookup_default (stock_id)) || !icon)
+       image = NULL;
+      else 
+       {   
+         image = gtk_tool_button_get_icon_widget (button);
+         icon_size = gtk_tool_item_get_icon_size (GTK_TOOL_ITEM (button));
+
+         if (!image)
+           image = gtk_image_new ();
+       }
+
+      gtk_tool_button_set_icon_widget (button, image);
+      gtk_image_set_from_gicon (GTK_IMAGE (image), icon, icon_size);
+
+    }
+  else if (strcmp (property_name, "icon-name") == 0)
+    gtk_tool_button_set_icon_name (button, gtk_action_get_icon_name (action));
+}
+
+static void
+gtk_tool_button_sync_action_properties (GtkActivatable *activatable,
+                                       GtkAction      *action)
+{
+  GtkToolButton *button;
+  GIcon         *icon;
+  const gchar   *stock_id;
+
+  parent_activatable_iface->sync_action_properties (activatable, action);
+
+  if (!action)
+    return;
+
+  if (!gtk_activatable_get_use_action_appearance (activatable))
+    return;
+
+  button = GTK_TOOL_BUTTON (activatable);
+  stock_id = gtk_action_get_stock_id (action);
+
+  gtk_tool_button_set_label (button, gtk_action_get_short_label (action));
+  gtk_tool_button_set_use_underline (button, TRUE);
+  gtk_tool_button_set_stock_id (button, stock_id);
+  gtk_tool_button_set_icon_name (button, gtk_action_get_icon_name (action));
+
+  if (stock_id && gtk_icon_factory_lookup_default (stock_id))
+      gtk_tool_button_set_icon_widget (button, NULL);
+  else if ((icon = gtk_action_get_gicon (action)) != NULL)
+    {
+      GtkIconSize icon_size = gtk_tool_item_get_icon_size (GTK_TOOL_ITEM (button));
+      GtkWidget  *image = gtk_tool_button_get_icon_widget (button);
+      
+      if (!image)
+       {
+         image = gtk_image_new ();
+         gtk_widget_show (image);
+         gtk_tool_button_set_icon_widget (button, image);
+       }
+
+      gtk_image_set_from_gicon (GTK_IMAGE (image), icon, icon_size);
+    }
+  else if (gtk_action_get_icon_name (action))
+    gtk_tool_button_set_icon_name (button, gtk_action_get_icon_name (action));
+  else
+    gtk_tool_button_set_label (button, gtk_action_get_short_label (action));
+}
+
 /**
  * gtk_tool_button_new_from_stock:
  * @stock_id: the name of the stock item 
@@ -626,7 +1029,7 @@ gtk_tool_button_new_from_stock (const gchar *stock_id)
   g_return_val_if_fail (stock_id != NULL, NULL);
     
   button = g_object_new (GTK_TYPE_TOOL_BUTTON,
-                        "stock_id", stock_id,
+                        "stock-id", stock_id,
                         NULL);
 
   return GTK_TOOL_ITEM (button);
@@ -634,12 +1037,12 @@ gtk_tool_button_new_from_stock (const gchar *stock_id)
 
 /**
  * gtk_tool_button_new:
- * @label: a string that will be used as label, or %NULL
- * @icon_widget: a widget that will be used as icon widget, or %NULL
- * 
- * Creates a new %GtkToolButton using @icon_widget as icon and @label as
+ * @label: (allow-none): a string that will be used as label, or %NULL
+ * @icon_widget: (allow-none): a widget that will be used as the button contents, or %NULL
+ *
+ * Creates a new %GtkToolButton using @icon_widget as contents and @label as
  * label.
- * 
+ *
  * Return value: A new #GtkToolButton
  * 
  * Since: 2.4
@@ -650,14 +1053,12 @@ gtk_tool_button_new (GtkWidget    *icon_widget,
 {
   GtkToolButton *button;
 
+  g_return_val_if_fail (icon_widget == NULL || GTK_IS_WIDGET (icon_widget), NULL);
+
   button = g_object_new (GTK_TYPE_TOOL_BUTTON,
+                         "label", label,
+                         "icon-widget", icon_widget,
                         NULL);
-  
-  if (label)
-    gtk_tool_button_set_label (button, label);
-
-  if (icon_widget)
-    gtk_tool_button_set_icon_widget (button, icon_widget);
 
   return GTK_TOOL_ITEM (button);  
 }
@@ -665,8 +1066,8 @@ gtk_tool_button_new (GtkWidget      *icon_widget,
 /**
  * gtk_tool_button_set_label:
  * @button: a #GtkToolButton
- * @label: a string that will be used as label, or %NULL.
- * 
+ * @label: (allow-none): a string that will be used as label, or %NULL.
+ *
  * Sets @label as the label used for the tool button. The "label" property
  * only has an effect if not overridden by a non-%NULL "label_widget" property.
  * If both the "label_widget" and "label" properties are %NULL, the label
@@ -680,18 +1081,27 @@ gtk_tool_button_set_label (GtkToolButton *button,
                           const gchar   *label)
 {
   gchar *old_label;
+  gchar *elided_label;
+  AtkObject *accessible;
   
   g_return_if_fail (GTK_IS_TOOL_BUTTON (button));
 
   old_label = button->priv->label_text;
 
   button->priv->label_text = g_strdup (label);
-  gtk_tool_button_construct_contents (GTK_TOOL_ITEM (button));
-      
-  g_object_notify (G_OBJECT (button), "label");
+  button->priv->contents_invalid = TRUE;     
+
+  if (label)
+    {
+      elided_label = _gtk_toolbar_elide_underscores (label);
+      accessible = gtk_widget_get_accessible (GTK_WIDGET (button->priv->button));
+      atk_object_set_name (accessible, elided_label);
+      g_free (elided_label);
+    }
 
-  if (old_label)
-    g_free (old_label);
+  g_free (old_label);
+  g_object_notify (G_OBJECT (button), "label");
 }
 
 /**
@@ -706,7 +1116,7 @@ gtk_tool_button_set_label (GtkToolButton *button,
  * 
  * Since: 2.4
  **/
-G_CONST_RETURN gchar *
+const gchar *
 gtk_tool_button_get_label (GtkToolButton *button)
 {
   g_return_val_if_fail (GTK_IS_TOOL_BUTTON (button), NULL);
@@ -741,10 +1151,9 @@ gtk_tool_button_set_use_underline (GtkToolButton *button,
   if (use_underline != button->priv->use_underline)
     {
       button->priv->use_underline = use_underline;
+      button->priv->contents_invalid = TRUE;
 
-      gtk_tool_button_construct_contents (GTK_TOOL_ITEM (button));
-
-      g_object_notify (G_OBJECT (button), "use_underline");
+      g_object_notify (G_OBJECT (button), "use-underline");
     }
 }
 
@@ -771,8 +1180,8 @@ gtk_tool_button_get_use_underline (GtkToolButton *button)
 /**
  * gtk_tool_button_set_stock_id:
  * @button: a #GtkToolButton
- * @stock_id: a name of a stock item, or %NULL
- * 
+ * @stock_id: (allow-none): a name of a stock item, or %NULL
+ *
  * Sets the name of the stock item. See gtk_tool_button_new_from_stock().
  * The stock_id property only has an effect if not
  * overridden by non-%NULL "label" and "icon_widget" properties.
@@ -790,11 +1199,11 @@ gtk_tool_button_set_stock_id (GtkToolButton *button,
   old_stock_id = button->priv->stock_id;
 
   button->priv->stock_id = g_strdup (stock_id);
-  gtk_tool_button_construct_contents (GTK_TOOL_ITEM (button));
-  
-  g_object_notify (G_OBJECT (button), "stock_id");
+  button->priv->contents_invalid = TRUE;
 
   g_free (old_stock_id);
+  
+  g_object_notify (G_OBJECT (button), "stock-id");
 }
 
 /**
@@ -808,7 +1217,7 @@ gtk_tool_button_set_stock_id (GtkToolButton *button,
  * 
  * Since: 2.4
  **/
-G_CONST_RETURN gchar *
+const gchar *
 gtk_tool_button_get_stock_id (GtkToolButton *button)
 {
   g_return_val_if_fail (GTK_IS_TOOL_BUTTON (button), NULL);
@@ -817,10 +1226,61 @@ gtk_tool_button_get_stock_id (GtkToolButton *button)
 }
 
 /**
- * gtk_tool_button_set_icon_widget:
+ * gtk_tool_button_set_icon_name:
  * @button: a #GtkToolButton
- * @icon_widget: the widget used as icon, or %NULL
+ * @icon_name: (allow-none): the name of the themed icon
+ *
+ * Sets the icon for the tool button from a named themed icon.
+ * See the docs for #GtkIconTheme for more details.
+ * The "icon_name" property only has an effect if not
+ * overridden by non-%NULL "label", "icon_widget" and "stock_id"
+ * properties.
  * 
+ * Since: 2.8
+ **/
+void
+gtk_tool_button_set_icon_name (GtkToolButton *button,
+                              const gchar   *icon_name)
+{
+  gchar *old_icon_name;
+
+  g_return_if_fail (GTK_IS_TOOL_BUTTON (button));
+
+  old_icon_name = button->priv->icon_name;
+
+  button->priv->icon_name = g_strdup (icon_name);
+  button->priv->contents_invalid = TRUE; 
+
+  g_free (old_icon_name);
+
+  g_object_notify (G_OBJECT (button), "icon-name");
+}
+
+/**
+ * gtk_tool_button_get_icon_name:
+ * @button: a #GtkToolButton
+ *
+ * Returns the name of the themed icon for the tool button,
+ * see gtk_tool_button_set_icon_name().
+ *
+ * Returns: the icon name or %NULL if the tool button has
+ * no themed icon
+ *
+ * Since: 2.8
+ **/
+const gchar*
+gtk_tool_button_get_icon_name (GtkToolButton *button)
+{
+  g_return_val_if_fail (GTK_IS_TOOL_BUTTON (button), NULL);
+
+  return button->priv->icon_name;
+}
+
+/**
+ * gtk_tool_button_set_icon_widget:
+ * @button: a #GtkToolButton
+ * @icon_widget: (allow-none): the widget used as icon, or %NULL
+ *
  * Sets @icon as the widget used as icon on @button. If @icon_widget is
  * %NULL the icon is determined by the "stock_id" property. If the
  * "stock_id" property is also %NULL, @button will not have an icon.
@@ -837,27 +1297,32 @@ gtk_tool_button_set_icon_widget (GtkToolButton *button,
   if (icon_widget != button->priv->icon_widget)
     {
       if (button->priv->icon_widget)
-       g_object_unref (G_OBJECT (button->priv->icon_widget));
-
-      if (icon_widget)
        {
-         g_object_ref (icon_widget);
-         gtk_object_sink (GTK_OBJECT (icon_widget));
+          GtkWidget *parent;
+
+          parent = gtk_widget_get_parent (button->priv->icon_widget);
+         if (parent)
+            gtk_container_remove (GTK_CONTAINER (parent),
+                                  button->priv->icon_widget);
+
+         g_object_unref (button->priv->icon_widget);
        }
+      
+      if (icon_widget)
+       g_object_ref_sink (icon_widget);
 
       button->priv->icon_widget = icon_widget;
-
-      gtk_tool_button_construct_contents (GTK_TOOL_ITEM (button));
+      button->priv->contents_invalid = TRUE;
       
-      g_object_notify (G_OBJECT (button), "icon_widget");
+      g_object_notify (G_OBJECT (button), "icon-widget");
     }
 }
 
 /**
  * gtk_tool_button_set_label_widget:
  * @button: a #GtkToolButton
- * @label_widget: the widget used as label, or %NULL
- * 
+ * @label_widget: (allow-none): the widget used as label, or %NULL
+ *
  * Sets @label_widget as the widget that will be used as the label
  * for @button. If @label_widget is %NULL the "label" property is used
  * as label. If "label" is also %NULL, the label in the stock item
@@ -876,31 +1341,37 @@ gtk_tool_button_set_label_widget (GtkToolButton *button,
   if (label_widget != button->priv->label_widget)
     {
       if (button->priv->label_widget)
-       g_object_unref (button->priv->label_widget);
-
-      if (label_widget)
        {
-         g_object_ref (label_widget);
-         gtk_object_sink (GTK_OBJECT (label_widget));
+          GtkWidget *parent;
+
+          parent = gtk_widget_get_parent (button->priv->label_widget);
+          if (parent)
+            gtk_container_remove (GTK_CONTAINER (parent),
+                                  button->priv->label_widget);
+
+         g_object_unref (button->priv->label_widget);
        }
+      
+      if (label_widget)
+       g_object_ref_sink (label_widget);
 
       button->priv->label_widget = label_widget;
-
-      gtk_tool_button_construct_contents (GTK_TOOL_ITEM (button));
+      button->priv->contents_invalid = TRUE;
       
-      g_object_notify (G_OBJECT (button), "label_widget");
+      g_object_notify (G_OBJECT (button), "label-widget");
     }
 }
 
 /**
  * gtk_tool_button_get_label_widget:
  * @button: a #GtkToolButton
- * 
- * Returns the widget used as label on @button. See
- * gtk_tool_button_set_label_widget().
- * 
- * Return value: The widget used as label on @button, or %NULL.
- * 
+ *
+ * Returns the widget used as label on @button.
+ * See gtk_tool_button_set_label_widget().
+ *
+ * Return value: (transfer none): The widget used as label
+ *     on @button, or %NULL.
+ *
  * Since: 2.4
  **/
 GtkWidget *
@@ -914,12 +1385,13 @@ gtk_tool_button_get_label_widget (GtkToolButton *button)
 /**
  * gtk_tool_button_get_icon_widget:
  * @button: a #GtkToolButton
- * 
- * Return the widget used as icon widget on @button. See
- * gtk_tool_button_set_icon_widget().
- * 
- * Return value: The widget used as icon on @button, or %NULL.
- * 
+ *
+ * Return the widget used as icon widget on @button.
+ * See gtk_tool_button_set_icon_widget().
+ *
+ * Return value: (transfer none): The widget used as icon
+ *     on @button, or %NULL.
+ *
  * Since: 2.4
  **/
 GtkWidget *
@@ -937,4 +1409,3 @@ _gtk_tool_button_get_button (GtkToolButton *button)
 
   return button->priv->button;
 }
-