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/* GTK+ - accessibility implementations
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "gtkprogressbaraccessible.h"
static void atk_value_interface_init (AtkValueIface *iface);
G_DEFINE_TYPE_WITH_CODE (GtkProgressBarAccessible, gtk_progress_bar_accessible, GTK_TYPE_WIDGET_ACCESSIBLE,
G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE, atk_value_interface_init))
static void
gtk_progress_bar_accessible_initialize (AtkObject *obj,
gpointer data)
{
ATK_OBJECT_CLASS (gtk_progress_bar_accessible_parent_class)->initialize (obj, data);
obj->role = ATK_ROLE_PROGRESS_BAR;
}
static void
gtk_progress_bar_accessible_notify_gtk (GObject *obj,
GParamSpec *pspec)
{
GtkWidget *widget = GTK_WIDGET (obj);
AtkObject *accessible;
accessible = gtk_widget_get_accessible (widget);
if (strcmp (pspec->name, "fraction") == 0)
g_object_notify (G_OBJECT (accessible), "accessible-value");
else
GTK_WIDGET_ACCESSIBLE_CLASS (gtk_progress_bar_accessible_parent_class)->notify_gtk (obj, pspec);
}
static void
gtk_progress_bar_accessible_class_init (GtkProgressBarAccessibleClass *klass)
{
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
GtkWidgetAccessibleClass *widget_class = (GtkWidgetAccessibleClass*)klass;
widget_class->notify_gtk = gtk_progress_bar_accessible_notify_gtk;
class->initialize = gtk_progress_bar_accessible_initialize;
}
static void
gtk_progress_bar_accessible_init (GtkProgressBarAccessible *bar)
{
}
static void
gtk_progress_bar_accessible_get_current_value (AtkValue *obj,
GValue *value)
{
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, gtk_progress_bar_get_fraction (GTK_PROGRESS_BAR (widget)));
}
static void
gtk_progress_bar_accessible_get_maximum_value (AtkValue *obj,
GValue *value)
{
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, 1.0);
}
static void
gtk_progress_bar_accessible_get_minimum_value (AtkValue *obj,
GValue *value)
{
memset (value, 0, sizeof (GValue));
g_value_init (value, G_TYPE_DOUBLE);
g_value_set_double (value, 0.0);
}
static void
gtk_progress_bar_accessible_get_value_and_text (AtkValue *obj,
gdouble *value,
gchar **text)
{
GtkWidget *widget;
widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (obj));
*value = gtk_progress_bar_get_fraction (GTK_PROGRESS_BAR (widget));
*text = NULL;
}
static AtkRange *
gtk_progress_bar_accessible_get_range (AtkValue *obj)
{
return atk_range_new (0.0, 1.0, NULL);
}
static void
atk_value_interface_init (AtkValueIface *iface)
{
iface->get_current_value = gtk_progress_bar_accessible_get_current_value;
iface->get_maximum_value = gtk_progress_bar_accessible_get_maximum_value;
iface->get_minimum_value = gtk_progress_bar_accessible_get_minimum_value;
iface->get_value_and_text = gtk_progress_bar_accessible_get_value_and_text;
iface->get_range = gtk_progress_bar_accessible_get_range;
}
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