Convert GailToggleButton to GtkToggleButtonAccessible

2011-06-28 00:53:22 -04:00
parent f54cc70238
commit a8b67d2064
8 changed files with 121 additions and 137 deletions
--- a/gtk/a11y/gtktogglebuttonaccessible.c
+++ b/gtk/a11y/gtktogglebuttonaccessible.c
@ -0,0 +1,127 @@
+/* GAIL - The GNOME Accessibility Implementation Library
+ * Copyright 2001, 2002, 2003 Sun Microsystems Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * 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.
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <gtk/gtk.h>
+#include "gtktogglebuttonaccessible.h"
+
+
+G_DEFINE_TYPE (GtkToggleButtonAccessible, gtk_toggle_button_accessible, GAIL_TYPE_BUTTON)
+
+static void
+gtk_toggle_button_accessible_toggled (GtkWidget *widget)
+{
+  AtkObject *accessible;
+  GtkToggleButton *toggle_button;
+
+  toggle_button = GTK_TOGGLE_BUTTON (widget);
+
+  accessible = gtk_widget_get_accessible (widget);
+  atk_object_notify_state_change (accessible, ATK_STATE_CHECKED,
+                                  gtk_toggle_button_get_active (toggle_button));
+}
+
+static void
+gtk_toggle_button_accessible_initialize (AtkObject *obj,
+                                         gpointer   data)
+{
+  ATK_OBJECT_CLASS (gtk_toggle_button_accessible_parent_class)->initialize (obj, data);
+
+  g_signal_connect (data, "toggled",
+                    G_CALLBACK (gtk_toggle_button_accessible_toggled), NULL);
+
+  if (GTK_IS_CHECK_BUTTON (data))
+    obj->role = ATK_ROLE_CHECK_BOX;
+  else
+    obj->role = ATK_ROLE_TOGGLE_BUTTON;
+}
+
+static void
+gtk_toggle_button_accessible_notify_gtk (GObject    *obj,
+                                         GParamSpec *pspec)
+{
+  GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (obj);
+  AtkObject *atk_obj;
+  gboolean sensitive;
+  gboolean inconsistent;
+
+  atk_obj = gtk_widget_get_accessible (GTK_WIDGET (toggle_button));
+  sensitive = gtk_widget_get_sensitive (GTK_WIDGET (toggle_button));
+  inconsistent = gtk_toggle_button_get_inconsistent (toggle_button);
+
+  if (strcmp (pspec->name, "inconsistent") == 0)
+    {
+      atk_object_notify_state_change (atk_obj, ATK_STATE_INDETERMINATE, inconsistent);
+      atk_object_notify_state_change (atk_obj, ATK_STATE_ENABLED, (sensitive && !inconsistent));
+    }
+  else if (strcmp (pspec->name, "sensitive") == 0)
+    {
+      /* Need to override gailwidget behavior of notifying for ENABLED */
+      atk_object_notify_state_change (atk_obj, ATK_STATE_SENSITIVE, sensitive);
+      atk_object_notify_state_change (atk_obj, ATK_STATE_ENABLED, (sensitive && !inconsistent));
+    }
+  else
+    GAIL_WIDGET_CLASS (gtk_toggle_button_accessible_parent_class)->notify_gtk (obj, pspec);
+}
+
+static AtkStateSet*
+gtk_toggle_button_accessible_ref_state_set (AtkObject *accessible)
+{
+  AtkStateSet *state_set;
+  GtkToggleButton *toggle_button;
+  GtkWidget *widget;
+
+  widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
+  if (widget == NULL)
+    return NULL;
+
+  state_set = ATK_OBJECT_CLASS (gtk_toggle_button_accessible_parent_class)->ref_state_set (accessible);
+  toggle_button = GTK_TOGGLE_BUTTON (widget);
+
+  if (gtk_toggle_button_get_active (toggle_button))
+    atk_state_set_add_state (state_set, ATK_STATE_CHECKED);
+
+  if (gtk_toggle_button_get_inconsistent (toggle_button))
+    {
+      atk_state_set_remove_state (state_set, ATK_STATE_ENABLED);
+      atk_state_set_add_state (state_set, ATK_STATE_INDETERMINATE);
+    }
+
+  return state_set;
+}
+
+static void
+gtk_toggle_button_accessible_class_init (GtkToggleButtonAccessibleClass *klass)
+{
+  GailWidgetClass *widget_class;
+  AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
+
+  widget_class = (GailWidgetClass*)klass;
+  widget_class->notify_gtk = gtk_toggle_button_accessible_notify_gtk;
+
+  class->ref_state_set = gtk_toggle_button_accessible_ref_state_set;
+  class->initialize = gtk_toggle_button_accessible_initialize;
+}
+
+static void
+gtk_toggle_button_accessible_init (GtkToggleButtonAccessible *button)
+{
+}