| /* |
| * Copyright (C) 2010 Apple Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "core/accessibility/AXMenuList.h" |
| |
| #include "core/accessibility/AXMenuListPopup.h" |
| #include "core/accessibility/AXObjectCache.h" |
| #include "core/rendering/RenderMenuList.h" |
| |
| namespace WebCore { |
| |
| AXMenuList::AXMenuList(RenderMenuList* renderer) |
| : AXRenderObject(renderer) |
| { |
| } |
| |
| PassRefPtr<AXMenuList> AXMenuList::create(RenderMenuList* renderer) |
| { |
| return adoptRef(new AXMenuList(renderer)); |
| } |
| |
| bool AXMenuList::press() const |
| { |
| RenderMenuList* menuList = toRenderMenuList(m_renderer); |
| if (menuList->popupIsVisible()) |
| menuList->hidePopup(); |
| else |
| menuList->showPopup(); |
| return true; |
| } |
| |
| void AXMenuList::addChildren() |
| { |
| m_haveChildren = true; |
| |
| AXObjectCache* cache = m_renderer->document().axObjectCache(); |
| |
| AXObject* list = cache->getOrCreate(MenuListPopupRole); |
| if (!list) |
| return; |
| |
| toAXMockObject(list)->setParent(this); |
| if (list->accessibilityIsIgnored()) { |
| cache->remove(list->axObjectID()); |
| return; |
| } |
| |
| m_children.append(list); |
| |
| list->addChildren(); |
| } |
| |
| void AXMenuList::childrenChanged() |
| { |
| if (m_children.isEmpty()) |
| return; |
| |
| ASSERT(m_children.size() == 1); |
| m_children[0]->childrenChanged(); |
| } |
| |
| bool AXMenuList::isCollapsed() const |
| { |
| return !toRenderMenuList(m_renderer)->popupIsVisible(); |
| } |
| |
| bool AXMenuList::canSetFocusAttribute() const |
| { |
| if (!node()) |
| return false; |
| |
| return !toElement(node())->isDisabledFormControl(); |
| } |
| |
| void AXMenuList::didUpdateActiveOption(int optionIndex) |
| { |
| RefPtr<Document> document(m_renderer->document()); |
| AXObjectCache* cache = document->axObjectCache(); |
| |
| const AccessibilityChildrenVector& childObjects = children(); |
| if (!childObjects.isEmpty()) { |
| ASSERT(childObjects.size() == 1); |
| ASSERT(childObjects[0]->isMenuListPopup()); |
| |
| if (childObjects[0]->isMenuListPopup()) { |
| if (AXMenuListPopup* popup = toAXMenuListPopup(childObjects[0].get())) |
| popup->didUpdateActiveOption(optionIndex); |
| } |
| } |
| |
| cache->postNotification(this, document.get(), AXObjectCache::AXMenuListValueChanged, true, PostSynchronously); |
| } |
| |
| } // namespace WebCore |