1/*
2 * Copyright (C) 2010 Apple Inc. All Rights Reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "AccessibilityMenuList.h"
28
29#include "AXObjectCache.h"
30#include "AccessibilityMenuListPopup.h"
31#include "RenderMenuList.h"
32
33namespace WebCore {
34
35AccessibilityMenuList::AccessibilityMenuList(RenderObject* renderer)
36    : AccessibilityRenderObject(renderer)
37{
38    ASSERT_ARG(renderer, renderer->isMenuList());
39}
40
41bool AccessibilityMenuList::press() const
42{
43    RenderMenuList* menuList = static_cast<RenderMenuList*>(m_renderer);
44    if (menuList->popupIsVisible())
45        menuList->hidePopup();
46    else
47        menuList->showPopup();
48    return true;
49}
50
51void AccessibilityMenuList::addChildren()
52{
53    m_haveChildren = true;
54
55    AXObjectCache* cache = m_renderer->document()->axObjectCache();
56
57    AccessibilityObject* list = cache->getOrCreate(MenuListPopupRole);
58    if (!list)
59        return;
60
61    if (list->accessibilityPlatformIncludesObject() == IgnoreObject) {
62        cache->remove(list->axObjectID());
63        return;
64    }
65
66    static_cast<AccessibilityMenuListPopup*>(list)->setMenuList(this);
67    m_children.append(list);
68
69    list->addChildren();
70}
71
72void AccessibilityMenuList::childrenChanged()
73{
74    if (m_children.isEmpty())
75        return;
76
77    ASSERT(m_children.size() == 1);
78    m_children[0]->childrenChanged();
79}
80
81bool AccessibilityMenuList::isCollapsed() const
82{
83    return !static_cast<RenderMenuList*>(m_renderer)->popupIsVisible();
84}
85
86} // namespace WebCore
87