]> Pileus Git - ~andy/gtk/blobdiff - gtk/gtkwidget.c
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[~andy/gtk] / gtk / gtkwidget.c
index 85444d181d89ebfe0069d27f655e6be86c27c0e6..3c7369b529adb0b87fbfec2aa644336c586766a0 100644 (file)
@@ -179,7 +179,7 @@ static void gtk_widget_direction_changed     (GtkWidget         *widget,
                                                  GtkTextDirection   previous_direction);
 
 static void    gtk_widget_real_grab_focus       (GtkWidget         *focus_widget);
-static void     gtk_widget_real_show_help        (GtkWidget         *widget,
+static gboolean gtk_widget_real_show_help        (GtkWidget         *widget,
                                                   GtkWidgetHelpType  help_type);
 
 static void    gtk_widget_dispatch_child_properties_changed    (GtkWidget        *object,
@@ -1002,19 +1002,21 @@ gtk_widget_class_init (GtkWidgetClass *klass)
                  G_TYPE_BOOLEAN, 1,
                  GDK_TYPE_EVENT | G_SIGNAL_TYPE_STATIC_SCOPE);
   widget_signals[POPUP_MENU] =
-    gtk_signal_new ("popup_menu",
-                   GTK_RUN_LAST | GTK_RUN_ACTION,
-                   GTK_CLASS_TYPE (object_class),
-                   GTK_SIGNAL_OFFSET (GtkWidgetClass, popup_menu),
-                    _gtk_marshal_NONE__NONE,
-                   GTK_TYPE_NONE, 0);
+    g_signal_new ("popup_menu",
+                 G_TYPE_FROM_CLASS (object_class),
+                 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                 GTK_SIGNAL_OFFSET (GtkWidgetClass, popup_menu),
+                 _gtk_boolean_handled_accumulator, NULL,
+                  _gtk_marshal_BOOLEAN__VOID,
+                 G_TYPE_BOOLEAN, 0);
   widget_signals[SHOW_HELP] =
-    gtk_signal_new ("show_help",
-                   GTK_RUN_LAST | GTK_RUN_ACTION,
-                   GTK_CLASS_TYPE (object_class),
-                   GTK_SIGNAL_OFFSET (GtkWidgetClass, show_help),
-                    _gtk_marshal_NONE__ENUM,
-                   GTK_TYPE_NONE, 1, GTK_TYPE_WIDGET_HELP_TYPE);
+    g_signal_new ("show_help",
+                 G_TYPE_FROM_CLASS (object_class),
+                 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                 GTK_SIGNAL_OFFSET (GtkWidgetClass, show_help),
+                 _gtk_boolean_handled_accumulator, NULL,
+                  _gtk_marshal_BOOLEAN__ENUM,
+                 G_TYPE_BOOLEAN, 1, GTK_TYPE_WIDGET_HELP_TYPE);
   widget_signals[ACCEL_CLOSURES_CHANGED] =
     gtk_signal_new ("accel_closures_changed",
                    0,
@@ -1072,7 +1074,18 @@ gtk_widget_class_init (GtkWidgetClass *klass)
                                                             _("Width, in pixels, between focus indicator and the widget 'box'."),
                                                             0, G_MAXINT, 1,
                                                             G_PARAM_READWRITE));
-
+  gtk_widget_class_install_style_property (klass,
+                                          g_param_spec_boxed ("cursor-color",
+                                                              _("Cursor color"),
+                                                              _("Color with which to draw insertion cursor"),
+                                                              GDK_TYPE_COLOR,
+                                                              G_PARAM_READABLE));
+  gtk_widget_class_install_style_property (klass,
+                                           g_param_spec_float ("cursor-aspect-ratio",
+                                                               _("Cursor line aspect ratio"),
+                                                               _("Aspect ratio with which to draw insertion cursor"),
+                                                               0.0, 1.0, 0.033,
+                                                               G_PARAM_READABLE));
 }
 
 static void
@@ -1270,6 +1283,8 @@ gtk_widget_init (GtkWidget *widget)
                        GTK_DOUBLE_BUFFERED);
 
   GTK_PRIVATE_SET_FLAG (widget, GTK_REDRAW_ON_ALLOC);
+  GTK_PRIVATE_SET_FLAG (widget, GTK_REQUEST_NEEDED);
+  GTK_PRIVATE_SET_FLAG (widget, GTK_ALLOC_NEEDED);
 
   widget->style = gtk_widget_get_default_style ();
   g_object_ref (widget->style);
@@ -1693,7 +1708,7 @@ gtk_widget_hide (GtkWidget *widget)
     {
       gtk_widget_ref (widget);
       gtk_signal_emit (GTK_OBJECT (widget), widget_signals[HIDE]);
-      if (!GTK_WIDGET_TOPLEVEL (widget) && GTK_WIDGET_REALIZED (widget))
+      if (!GTK_WIDGET_TOPLEVEL (widget))
        gtk_widget_queue_resize (widget);
       g_object_notify (G_OBJECT (widget), "visible");
       gtk_widget_unref (widget);
@@ -2593,22 +2608,22 @@ widget_new_accel_closure (GtkWidget *widget,
  * @accel_mods:   modifier key combination of the accelerator
  * @accel_flags:  flag accelerators, e.g. %GTK_ACCEL_VISIBLE
  *
- * Installs an accelerator for this @widget in @accel_group, that causes
+ * Installs an accelerator for this @widget in @accel_group that causes
  * @accel_signal to be emitted if the accelerator is activated.
  * The @accel_group needs to be added to the widget's toplevel via
  * gtk_window_add_accel_group(), and the signal must be of type %G_RUN_ACTION.
  * Accelerators added through this function are not user changeable during
  * runtime. If you want to support accelerators that can be changed by the
- * user, use gtk_accel_map_add_entry() and gtk_menu_item_set_accel_path()
- * instead.
+ * user, use gtk_accel_map_add_entry() and gtk_widget_set_accel_path() or
+ * gtk_menu_item_set_accel_path() instead.
  */
 void
-gtk_widget_add_accelerator (GtkWidget     *widget,
-                           const gchar   *accel_signal,
-                           GtkAccelGroup *accel_group,
-                           guint          accel_key,
-                           guint          accel_mods,
-                           GtkAccelFlags  accel_flags)
+gtk_widget_add_accelerator (GtkWidget      *widget,
+                           const gchar    *accel_signal,
+                           GtkAccelGroup  *accel_group,
+                           guint           accel_key,
+                           GdkModifierType accel_mods,
+                           GtkAccelFlags   accel_flags)
 {
   GClosure *closure;
   GSignalQuery query;
@@ -2659,10 +2674,10 @@ gtk_widget_add_accelerator (GtkWidget     *widget,
  * gtk_widget_add_accelerator().
  */
 gboolean
-gtk_widget_remove_accelerator (GtkWidget     *widget,
-                              GtkAccelGroup *accel_group,
-                              guint          accel_key,
-                              guint          accel_mods)
+gtk_widget_remove_accelerator (GtkWidget      *widget,
+                              GtkAccelGroup  *accel_group,
+                              guint           accel_key,
+                              GdkModifierType accel_mods)
 {
   GtkAccelGroupEntry *ag_entry;
   GList *slist, *clist;
@@ -2743,15 +2758,35 @@ destroy_accel_path (gpointer data)
   g_free (apath);
 }
 
-/* accel_group: the accel group used to activate this widget
- * accel_path:  the accel path, associating the accelerator
- *              to activate this widget
- * set accel path through which this widget can be actiavated.
- */
+
+/**
+ * gtk_widget_set_accel_path:
+ * @widget: a #GtkWidget
+ * @accel_path: path used to look up the the accelerator
+ * @accel_group: a #GtkAccelGroup.
+ * 
+ * Given an accelerator group, @accel_group, and an accelerator path,
+ * @accel_path, sets up an accelerator in @accel_group so whenever the
+ * key binding that is defined for @accel_path is pressed, @widget
+ * will be activated.  This removes any accelerators (for any
+ * accelerator group) installed by previous calls to
+ * gtk_widget_set_accel_path(). Associating accelerators with
+ * paths allows them to be modified by the user and the modifications
+ * to be saved for future use. (See gtk_accel_map_save().)
+ *
+ * This function is a low level function that would most likely
+ * be used by a menu creation system like #GtkItemFactory. If you
+ * use #GtkItemFactory, setting up accelerator paths will be done
+ * automatically.
+ *
+ * Even when you you aren't using #GtkItemFactory, if you only want to
+ * set up accelerators on menu items gtk_menu_item_set_accel_path()
+ * provides a somewhat more convenient interface.
+ **/
 void
-_gtk_widget_set_accel_path (GtkWidget     *widget,
-                           const gchar   *accel_path,
-                           GtkAccelGroup *accel_group)
+gtk_widget_set_accel_path (GtkWidget     *widget,
+                          const gchar   *accel_path,
+                          GtkAccelGroup *accel_group)
 {
   AccelPath *apath;
 
@@ -2833,35 +2868,20 @@ static gboolean
 gtk_widget_real_key_press_event (GtkWidget         *widget,
                                 GdkEventKey       *event)
 {
-  gboolean handled = FALSE;
-
-  if (!handled)
-    handled = gtk_bindings_activate (GTK_OBJECT (widget),
-                                    event->keyval,
-                                    event->state);
-
-  return handled;
+  return _gtk_bindings_activate_event (GTK_OBJECT (widget), event);
 }
 
 static gboolean
 gtk_widget_real_key_release_event (GtkWidget         *widget,
                                   GdkEventKey       *event)
 {
-  gboolean handled = FALSE;
-
-  if (!handled)
-    handled = gtk_bindings_activate (GTK_OBJECT (widget),
-                                    event->keyval,
-                                    event->state | GDK_RELEASE_MASK);
-
-  return handled;
+  return _gtk_bindings_activate_event (GTK_OBJECT (widget), event);
 }
 
 static gboolean
 gtk_widget_real_focus_in_event (GtkWidget     *widget,
                                 GdkEventFocus *event)
 {
-  GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
   gtk_widget_queue_draw (widget);
 
   return FALSE;
@@ -2871,12 +2891,14 @@ static gboolean
 gtk_widget_real_focus_out_event (GtkWidget     *widget,
                                  GdkEventFocus *event)
 {
-  GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
   gtk_widget_queue_draw (widget);
 
   return FALSE;
 }
 
+#define WIDGET_REALIZED_FOR_EVENT(widget, event) \
+     (event->type == GDK_FOCUS_CHANGE || GTK_WIDGET_REALIZED(widget))
+
 /**
  * gtk_widget_event:
  * @widget: a #GtkWidget
@@ -2898,7 +2920,7 @@ gtk_widget_event (GtkWidget *widget,
                  GdkEvent  *event)
 {
   g_return_val_if_fail (GTK_IS_WIDGET (widget), TRUE);
-  g_return_val_if_fail (GTK_WIDGET_REALIZED (widget), TRUE);
+  g_return_val_if_fail (WIDGET_REALIZED_FOR_EVENT (widget, event), TRUE);
 
   if (event->type == GDK_EXPOSE)
     {
@@ -2954,7 +2976,7 @@ gtk_widget_event_internal (GtkWidget *widget,
   gtk_widget_ref (widget);
 
   gtk_signal_emit (GTK_OBJECT (widget), widget_signals[EVENT], event, &return_val);
-  return_val |= !GTK_WIDGET_REALIZED (widget);
+  return_val |= !WIDGET_REALIZED_FOR_EVENT (widget, event);
   if (!return_val)
     {
       gint signal_num;
@@ -3049,7 +3071,7 @@ gtk_widget_event_internal (GtkWidget *widget,
       if (signal_num != -1)
        gtk_signal_emit (GTK_OBJECT (widget), widget_signals[signal_num], event, &return_val);
     }
-  if (GTK_WIDGET_REALIZED (widget))
+  if (WIDGET_REALIZED_FOR_EVENT (widget, event))
     gtk_signal_emit (GTK_OBJECT (widget), widget_signals[EVENT_AFTER], event);
   else
     return_val = TRUE;
@@ -3195,6 +3217,8 @@ gtk_widget_reparent (GtkWidget *widget,
          gtk_widget_reparent_container_child (widget,
                                               gtk_widget_get_parent_window (widget));
        }
+
+      g_object_notify (G_OBJECT (widget), "parent");
     }
 }
 
@@ -3287,6 +3311,9 @@ gtk_widget_grab_focus (GtkWidget *widget)
 {
   g_return_if_fail (GTK_IS_WIDGET (widget));
 
+  if (!GTK_WIDGET_IS_SENSITIVE (widget))
+    return;
+  
   g_object_ref (G_OBJECT (widget));
   gtk_signal_emit (GTK_OBJECT (widget), widget_signals[GRAB_FOCUS]);
   g_object_notify (G_OBJECT (widget), "has_focus");
@@ -3373,12 +3400,17 @@ gtk_widget_real_grab_focus (GtkWidget *focus_widget)
     }
 }
 
-static void
+static gboolean
 gtk_widget_real_show_help (GtkWidget        *widget,
                            GtkWidgetHelpType help_type)
 {
   if (help_type == GTK_WIDGET_HELP_TOOLTIP)
-    _gtk_tooltips_show_tip (widget);
+    {
+      _gtk_tooltips_toggle_keyboard_mode (widget);
+      return TRUE;
+    }
+  else
+    return FALSE;
 }
 
 static gboolean
@@ -6339,6 +6371,19 @@ gtk_requisition_free (GtkRequisition *requisition)
   g_free (requisition);
 }
 
+GType
+gtk_requisition_get_type (void)
+{
+  static GType our_type = 0;
+  
+  if (our_type == 0)
+    our_type = g_boxed_type_register_static ("GtkTypeRequisition",
+                                            (GBoxedCopyFunc) gtk_requisition_copy,
+                                            (GBoxedFreeFunc) gtk_requisition_free);
+
+  return our_type;
+}
+
 AtkObject* 
 gtk_widget_get_accessible (GtkWidget *widget)
 {
@@ -6398,4 +6443,3 @@ gtk_widget_ref_accessible (AtkImplementor *implementor)
     g_object_ref (G_OBJECT (accessible));
   return accessible;
 }
-