gtk2/gtk/a11y/gtklevelbaraccessible.c

141 lines
4.3 KiB
C

/* GAIL - The GNOME Accessibility Implementation Library
* Copyright 2001, 2002, 2003 Sun Microsystems Inc.
* Copyright 2013 SUSE LLC.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "gtklevelbaraccessible.h"
static void atk_value_interface_init (AtkValueIface *iface);
G_DEFINE_TYPE_WITH_CODE (GtkLevelBarAccessible, gtk_level_bar_accessible, GTK_TYPE_WIDGET_ACCESSIBLE,
G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE, atk_value_interface_init))
static void
gtk_level_bar_accessible_initialize (AtkObject *obj,
gpointer data)
{
ATK_OBJECT_CLASS (gtk_level_bar_accessible_parent_class)->initialize (obj, data);
obj->role = ATK_ROLE_LEVEL_BAR;
}
static void
gtk_level_bar_accessible_notify_gtk (GObject *obj,
GParamSpec *pspec)
{
GtkWidget *widget = GTK_WIDGET (obj);
GtkLevelBarAccessible *level_bar = GTK_LEVEL_BAR_ACCESSIBLE (gtk_widget_get_accessible (widget));
if (strcmp (pspec->name, "value") == 0)
{
g_object_notify (G_OBJECT (level_bar), "accessible-value");
}
else
GTK_WIDGET_ACCESSIBLE_CLASS (gtk_level_bar_accessible_parent_class)->notify_gtk (obj, pspec);
}
static void
gtk_level_bar_accessible_class_init (GtkLevelBarAccessibleClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
GtkWidgetAccessibleClass *widget_class = (GtkWidgetAccessibleClass*)klass;
widget_class->notify_gtk = gtk_level_bar_accessible_notify_gtk;
class->initialize = gtk_level_bar_accessible_initialize;
}
static void
gtk_level_bar_accessible_init (GtkLevelBarAccessible *button)
{
}
static void
gtk_level_bar_accessible_get_current_value (AtkValue *obj,
GValue *value)
{
GtkWidget *widget;
GtkLevelBar *level_bar;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
level_bar = GTK_LEVEL_BAR (widget);
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, gtk_level_bar_get_value (level_bar));
}
static void
gtk_level_bar_accessible_get_maximum_value (AtkValue *obj,
GValue *value)
{
GtkWidget *widget;
GtkLevelBar *level_bar;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
level_bar = GTK_LEVEL_BAR (widget);
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, gtk_level_bar_get_max_value (level_bar));
}
static void
gtk_level_bar_accessible_get_minimum_value (AtkValue *obj,
GValue *value)
{
GtkWidget *widget;
GtkLevelBar *level_bar;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
level_bar = GTK_LEVEL_BAR (widget);
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, gtk_level_bar_get_min_value (level_bar));
}
static gboolean
gtk_level_bar_accessible_set_current_value (AtkValue *obj,
const GValue *value)
{
GtkWidget *widget;
GtkLevelBar *level_bar;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
level_bar = GTK_LEVEL_BAR (widget);
gtk_level_bar_set_value (level_bar, g_value_get_double (value));
return TRUE;
}
static void
atk_value_interface_init (AtkValueIface *iface)
{
iface->get_current_value = gtk_level_bar_accessible_get_current_value;
iface->get_maximum_value = gtk_level_bar_accessible_get_maximum_value;
iface->get_minimum_value = gtk_level_bar_accessible_get_minimum_value;
iface->set_current_value = gtk_level_bar_accessible_set_current_value;
}