mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-17 06:10:15 +00:00
141 lines
4.7 KiB
C
141 lines
4.7 KiB
C
/* 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 "gailtogglebutton.h"
|
|
|
|
static void gail_toggle_button_class_init (GailToggleButtonClass *klass);
|
|
|
|
static void gail_toggle_button_init (GailToggleButton *button);
|
|
|
|
static void gail_toggle_button_toggled_gtk (GtkWidget *widget);
|
|
|
|
static void gail_toggle_button_real_notify_gtk (GObject *obj,
|
|
GParamSpec *pspec);
|
|
|
|
static void gail_toggle_button_real_initialize (AtkObject *obj,
|
|
gpointer data);
|
|
|
|
static AtkStateSet* gail_toggle_button_ref_state_set (AtkObject *accessible);
|
|
|
|
G_DEFINE_TYPE (GailToggleButton, gail_toggle_button, GAIL_TYPE_BUTTON)
|
|
|
|
static void
|
|
gail_toggle_button_class_init (GailToggleButtonClass *klass)
|
|
{
|
|
GailWidgetClass *widget_class;
|
|
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
|
|
|
|
widget_class = (GailWidgetClass*)klass;
|
|
widget_class->notify_gtk = gail_toggle_button_real_notify_gtk;
|
|
|
|
class->ref_state_set = gail_toggle_button_ref_state_set;
|
|
class->initialize = gail_toggle_button_real_initialize;
|
|
}
|
|
|
|
static void
|
|
gail_toggle_button_init (GailToggleButton *button)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gail_toggle_button_real_initialize (AtkObject *obj,
|
|
gpointer data)
|
|
{
|
|
ATK_OBJECT_CLASS (gail_toggle_button_parent_class)->initialize (obj, data);
|
|
|
|
g_signal_connect (data,
|
|
"toggled",
|
|
G_CALLBACK (gail_toggle_button_toggled_gtk),
|
|
NULL);
|
|
|
|
if (GTK_IS_CHECK_BUTTON (data))
|
|
obj->role = ATK_ROLE_CHECK_BOX;
|
|
else
|
|
obj->role = ATK_ROLE_TOGGLE_BUTTON;
|
|
}
|
|
|
|
static void
|
|
gail_toggle_button_toggled_gtk (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,
|
|
toggle_button->active);
|
|
}
|
|
|
|
static AtkStateSet*
|
|
gail_toggle_button_ref_state_set (AtkObject *accessible)
|
|
{
|
|
AtkStateSet *state_set;
|
|
GtkToggleButton *toggle_button;
|
|
GtkWidget *widget;
|
|
|
|
state_set = ATK_OBJECT_CLASS (gail_toggle_button_parent_class)->ref_state_set (accessible);
|
|
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
|
|
|
|
if (widget == NULL)
|
|
return state_set;
|
|
|
|
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);
|
|
|
|
return state_set;
|
|
}
|
|
|
|
static void
|
|
gail_toggle_button_real_notify_gtk (GObject *obj,
|
|
GParamSpec *pspec)
|
|
{
|
|
GtkToggleButton *toggle_button = GTK_TOGGLE_BUTTON (obj);
|
|
AtkObject *atk_obj;
|
|
|
|
atk_obj = gtk_widget_get_accessible (GTK_WIDGET (toggle_button));
|
|
|
|
if (strcmp (pspec->name, "inconsistent") == 0)
|
|
atk_object_notify_state_change (atk_obj, ATK_STATE_ENABLED,
|
|
(gtk_widget_get_sensitive (GTK_WIDGET (toggle_button)) &&
|
|
!gtk_toggle_button_get_inconsistent (toggle_button)));
|
|
else if (strcmp (pspec->name, "sensitive") == 0)
|
|
{
|
|
/* Need to override gailwidget behavior of notifying for ENABLED */
|
|
gboolean sensitive;
|
|
gboolean enabled;
|
|
sensitive = gtk_widget_get_sensitive (GTK_WIDGET (toggle_button));
|
|
enabled = sensitive &&
|
|
!gtk_toggle_button_get_inconsistent (toggle_button);
|
|
atk_object_notify_state_change (atk_obj, ATK_STATE_SENSITIVE, sensitive);
|
|
atk_object_notify_state_change (atk_obj, ATK_STATE_ENABLED, enabled);
|
|
}
|
|
else
|
|
GAIL_WIDGET_CLASS (gail_toggle_button_parent_class)->notify_gtk (obj, pspec);
|
|
}
|