1 /* GAIL - The GNOME Accessibility Implementation Library
2 * Copyright 2001 Sun Microsystems Inc.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
23 #include "gailscrollbar.h"
25 static void gail_scrollbar_class_init (GailScrollbarClass *klass);
26 static void gail_scrollbar_init (GailScrollbar *accessible);
27 static void gail_scrollbar_initialize (AtkObject *accessible,
30 static gint gail_scrollbar_get_index_in_parent (AtkObject *accessible);
32 G_DEFINE_TYPE (GailScrollbar, gail_scrollbar, GAIL_TYPE_RANGE)
35 gail_scrollbar_class_init (GailScrollbarClass *klass)
37 AtkObjectClass *class = ATK_OBJECT_CLASS (klass);
39 class->initialize = gail_scrollbar_initialize;
40 class->get_index_in_parent = gail_scrollbar_get_index_in_parent;
44 gail_scrollbar_init (GailScrollbar *accessible)
49 gail_scrollbar_initialize (AtkObject *accessible,
52 ATK_OBJECT_CLASS (gail_scrollbar_parent_class)->initialize (accessible, data);
54 accessible->role = ATK_ROLE_SCROLL_BAR;
58 gail_scrollbar_get_index_in_parent (AtkObject *accessible)
61 GtkScrolledWindow *scrolled_window;
65 widget = gtk_accessible_get_widget (GTK_ACCESSIBLE (accessible));
74 g_return_val_if_fail (GTK_IS_SCROLLBAR (widget), -1);
76 if (!GTK_IS_SCROLLED_WINDOW(widget->parent))
77 return ATK_OBJECT_CLASS (gail_scrollbar_parent_class)->get_index_in_parent (accessible);
79 scrolled_window = GTK_SCROLLED_WINDOW (widget->parent);
80 children = gtk_container_get_children (GTK_CONTAINER (scrolled_window));
81 n_children = g_list_length (children);
82 g_list_free (children);
84 if (GTK_IS_HSCROLLBAR (widget))
86 if (!scrolled_window->hscrollbar_visible)
91 else if (GTK_IS_VSCROLLBAR (widget))
93 if (!scrolled_window->vscrollbar_visible)
97 else if (scrolled_window->hscrollbar_visible)