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/*
* Copyright (C) 2009 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 "AccessibilityARIAGridCell.h"
#include "AccessibilityObject.h"
#include "AccessibilityTable.h"
#include "HTMLNames.h"
namespace WebCore {
using namespace HTMLNames;
AccessibilityARIAGridCell::AccessibilityARIAGridCell(AXID axID, RenderObject& renderer)
: AccessibilityTableCell(axID, renderer)
{
}
AccessibilityARIAGridCell::AccessibilityARIAGridCell(AXID axID, Node& node)
: AccessibilityTableCell(axID, node)
{
}
AccessibilityARIAGridCell::~AccessibilityARIAGridCell() = default;
Ref<AccessibilityARIAGridCell> AccessibilityARIAGridCell::create(AXID axID, RenderObject& renderer)
{
return adoptRef(*new AccessibilityARIAGridCell(axID, renderer));
}
Ref<AccessibilityARIAGridCell> AccessibilityARIAGridCell::create(AXID axID, Node& node)
{
return adoptRef(*new AccessibilityARIAGridCell(axID, node));
}
AccessibilityTable* AccessibilityARIAGridCell::parentTable() const
{
// ARIA gridcells may have multiple levels of unignored ancestors that are not the parent table,
// including rows and interactive rowgroups. In addition, poorly-formed grids may contain elements
// which pass the tests for inclusion.
return dynamicDowncast<AccessibilityTable>(Accessibility::findAncestor<AccessibilityObject>(*this, false, [] (const auto& ancestor) {
RefPtr ancestorTable = dynamicDowncast<AccessibilityTable>(ancestor);
return ancestorTable && ancestorTable->isExposable() && !ancestorTable->isIgnored();
}));
}
String AccessibilityARIAGridCell::readOnlyValue() const
{
if (hasAttribute(aria_readonlyAttr))
return getAttribute(aria_readonlyAttr).string().convertToASCIILowercase();
// ARIA 1.1 requires user agents to propagate the grid's aria-readonly value to all
// gridcell elements if the property is not present on the gridcell element itelf.
if (RefPtr parent = parentTable())
return parent->readOnlyValue();
return String();
}
} // namespace WebCore
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