forked from AuroraMiddleware/gtk
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/* GTK+ - accessibility implementations
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* Copyright 2001, 2002, 2003 Sun Microsystems Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <string.h>
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#include <gtk/gtk.h>
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#include "gtkstatusbarprivate.h"
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#include "gtkstatusbaraccessible.h"
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G_DEFINE_TYPE (GtkStatusbarAccessible, gtk_statusbar_accessible, GTK_TYPE_WIDGET_ACCESSIBLE)
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static void
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text_changed (GtkStatusbar *statusbar,
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guint context_id,
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const gchar *text,
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AtkObject *obj)
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{
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if (!obj->name)
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g_object_notify (G_OBJECT (obj), "accessible-name");
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g_signal_emit_by_name (obj, "visible-data-changed");
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}
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static void
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gtk_statusbar_accessible_initialize (AtkObject *obj,
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gpointer data)
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{
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GtkWidget *statusbar = data;
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ATK_OBJECT_CLASS (gtk_statusbar_accessible_parent_class)->initialize (obj, data);
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g_signal_connect_after (statusbar, "text-pushed",
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G_CALLBACK (text_changed), obj);
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g_signal_connect_after (statusbar, "text-popped",
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G_CALLBACK (text_changed), obj);
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obj->role = ATK_ROLE_STATUSBAR;
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}
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static const gchar *
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gtk_statusbar_accessible_get_name (AtkObject *obj)
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{
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const gchar *name;
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GtkWidget *widget;
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widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
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if (widget == NULL)
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return NULL;
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name = ATK_OBJECT_CLASS (gtk_statusbar_accessible_parent_class)->get_name (obj);
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if (name != NULL)
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return name;
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return gtk_statusbar_get_message (GTK_STATUSBAR (widget));
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}
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static gint
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gtk_statusbar_accessible_get_n_children (AtkObject *obj)
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{
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return 0;
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}
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static AtkObject*
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gtk_statusbar_accessible_ref_child (AtkObject *obj,
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gint i)
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{
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return NULL;
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}
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static void
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gtk_statusbar_accessible_class_init (GtkStatusbarAccessibleClass *klass)
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{
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AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
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class->get_name = gtk_statusbar_accessible_get_name;
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class->get_n_children = gtk_statusbar_accessible_get_n_children;
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class->ref_child = gtk_statusbar_accessible_ref_child;
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class->initialize = gtk_statusbar_accessible_initialize;
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}
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static void
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gtk_statusbar_accessible_init (GtkStatusbarAccessible *bar)
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{
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}
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