mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-17 23:10:22 +00:00
a8e6ee33b1
* configure.in: * docs/reference/Makefile.am: * docs/reference/libgail-util/*: * gail-uninstalled.pc.in: * gail.pc.in: * modules/Makefile.am: * modules/other/Makefile.am: * modules/other/gail/*: * modules/other/gail/libgail-util/*: * po/POTFILES.skip: Integrate gail into gtk+. Bug #169488. svn path=/trunk/; revision=19196
135 lines
3.4 KiB
C
135 lines
3.4 KiB
C
/* GAIL - The GNOME Accessibility Implementation Library
|
|
* Copyright 2001 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 <gtk/gtk.h>
|
|
#include "gailscrollbar.h"
|
|
|
|
static void gail_scrollbar_class_init (GailScrollbarClass *klass);
|
|
|
|
static gint gail_scrollbar_get_index_in_parent (AtkObject *accessible);
|
|
|
|
static GailRangeClass *parent_class = NULL;
|
|
|
|
GType
|
|
gail_scrollbar_get_type (void)
|
|
{
|
|
static GType type = 0;
|
|
|
|
if (!type)
|
|
{
|
|
static const GTypeInfo tinfo =
|
|
{
|
|
sizeof (GailScrollbarClass),
|
|
(GBaseInitFunc) NULL, /* base init */
|
|
(GBaseFinalizeFunc) NULL, /* base finalize */
|
|
(GClassInitFunc) gail_scrollbar_class_init, /* class init */
|
|
(GClassFinalizeFunc) NULL, /* class finalize */
|
|
NULL, /* class data */
|
|
sizeof (GailScrollbar), /* instance size */
|
|
0, /* nb preallocs */
|
|
(GInstanceInitFunc) NULL, /* instance init */
|
|
NULL /* value table */
|
|
};
|
|
|
|
type = g_type_register_static (GAIL_TYPE_RANGE,
|
|
"GailScrollbar", &tinfo, 0);
|
|
}
|
|
return type;
|
|
}
|
|
|
|
static void
|
|
gail_scrollbar_class_init (GailScrollbarClass *klass)
|
|
{
|
|
AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
|
|
|
|
class->get_index_in_parent = gail_scrollbar_get_index_in_parent;
|
|
|
|
parent_class = g_type_class_peek_parent (klass);
|
|
}
|
|
|
|
AtkObject*
|
|
gail_scrollbar_new (GtkWidget *widget)
|
|
{
|
|
GObject *object;
|
|
AtkObject *accessible;
|
|
|
|
g_return_val_if_fail (GTK_IS_SCROLLBAR (widget), NULL);
|
|
|
|
object = g_object_new (GAIL_TYPE_SCROLLBAR, NULL);
|
|
|
|
accessible = ATK_OBJECT (object);
|
|
atk_object_initialize (accessible, widget);
|
|
|
|
accessible->role = ATK_ROLE_SCROLL_BAR;
|
|
|
|
return accessible;
|
|
}
|
|
|
|
static gint
|
|
gail_scrollbar_get_index_in_parent (AtkObject *accessible)
|
|
{
|
|
GtkWidget *widget;
|
|
GtkScrolledWindow *scrolled_window;
|
|
gint n_children;
|
|
GList *children;
|
|
|
|
widget = GTK_ACCESSIBLE (accessible)->widget;
|
|
|
|
if (widget == NULL)
|
|
{
|
|
/*
|
|
* State is defunct
|
|
*/
|
|
return -1;
|
|
}
|
|
g_return_val_if_fail (GTK_IS_SCROLLBAR (widget), -1);
|
|
|
|
if (!GTK_IS_SCROLLED_WINDOW(widget->parent))
|
|
return ATK_OBJECT_CLASS (parent_class)->get_index_in_parent (accessible);
|
|
|
|
scrolled_window = GTK_SCROLLED_WINDOW (widget->parent);
|
|
children = gtk_container_get_children (GTK_CONTAINER (scrolled_window));
|
|
n_children = g_list_length (children);
|
|
g_list_free (children);
|
|
|
|
if (GTK_IS_HSCROLLBAR (widget))
|
|
{
|
|
if (!scrolled_window->hscrollbar_visible)
|
|
{
|
|
n_children = -1;
|
|
}
|
|
}
|
|
else if (GTK_IS_VSCROLLBAR (widget))
|
|
{
|
|
if (!scrolled_window->vscrollbar_visible)
|
|
{
|
|
n_children = -1;
|
|
}
|
|
else if (scrolled_window->hscrollbar_visible)
|
|
{
|
|
n_children++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
n_children = -1;
|
|
}
|
|
return n_children;
|
|
}
|