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/*
* Copyright (C) 2015 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 "AccessibilityTreeItem.h"
#include "AXObjectCache.h"
#include "HTMLNames.h"
namespace WebCore {
using namespace HTMLNames;
AccessibilityTreeItem::AccessibilityTreeItem(RenderObject* renderer)
: AccessibilityRenderObject(renderer)
{
}
AccessibilityTreeItem::AccessibilityTreeItem(Node& node)
: AccessibilityRenderObject(node)
{
}
AccessibilityTreeItem::~AccessibilityTreeItem() = default;
Ref<AccessibilityTreeItem> AccessibilityTreeItem::create(RenderObject* renderer)
{
return adoptRef(*new AccessibilityTreeItem(renderer));
}
Ref<AccessibilityTreeItem> AccessibilityTreeItem::create(Node& node)
{
return adoptRef(*new AccessibilityTreeItem(node));
}
bool AccessibilityTreeItem::supportsCheckedState() const
{
return hasAttribute(aria_checkedAttr);
}
AccessibilityRole AccessibilityTreeItem::determineAccessibilityRole()
{
// Walk the parent chain looking for a parent that is a tree. A treeitem is
// only considered valid if it is in a tree.
AccessibilityObject* parent = nullptr;
for (parent = parentObject(); parent && !parent->isTree(); parent = parent->parentObject()) { }
m_isTreeItemValid = parent;
return AccessibilityRenderObject::determineAccessibilityRole();
}
} // namespace WebCore
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