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/*
* 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 "AccessibilityMenuListOption.h"
#include "AXObjectCache.h"
#include "AccessibilityMenuListPopup.h"
#include "Document.h"
#include "HTMLNames.h"
#include "HTMLOptionElement.h"
#include "HTMLSelectElement.h"
namespace WebCore {
using namespace HTMLNames;
AccessibilityMenuListOption::AccessibilityMenuListOption(HTMLOptionElement& element)
: m_element(element)
, m_parent(nullptr)
{
}
Ref<AccessibilityMenuListOption> AccessibilityMenuListOption::create(HTMLOptionElement& element)
{
return adoptRef(*new AccessibilityMenuListOption(element));
}
Element* AccessibilityMenuListOption::actionElement() const
{
return m_element.get();
}
Node* AccessibilityMenuListOption::node() const
{
return m_element.get();
}
bool AccessibilityMenuListOption::isEnabled() const
{
return m_element && !m_element->ownElementDisabled();
}
bool AccessibilityMenuListOption::isVisible() const
{
if (!m_element)
return false;
// In a single-option select with the popup collapsed, only the selected item is considered visible.
auto ownerSelectElement = m_element->document().axObjectCache()->getOrCreate(m_element->ownerSelectElement());
return ownerSelectElement && (!ownerSelectElement->isOffScreen() || isSelected());
}
bool AccessibilityMenuListOption::isOffScreen() const
{
// Invisible list options are considered to be offscreen.
return !isVisible();
}
bool AccessibilityMenuListOption::isSelected() const
{
return m_element && m_element->selected();
}
void AccessibilityMenuListOption::setSelected(bool selected)
{
if (!canSetSelectedAttribute())
return;
m_element->setSelected(selected);
}
String AccessibilityMenuListOption::nameForMSAA() const
{
return stringValue();
}
bool AccessibilityMenuListOption::canSetSelectedAttribute() const
{
return isEnabled();
}
bool AccessibilityMenuListOption::computeAccessibilityIsIgnored() const
{
return accessibilityIsIgnoredByDefault();
}
LayoutRect AccessibilityMenuListOption::elementRect() const
{
AccessibilityObject* parent = parentObject();
// Our parent should've been set to be a menu-list popup before this method is called.
ASSERT(parent && parent->isMenuListPopup());
if (!parent)
return boundingBoxRect();
AccessibilityObject* grandparent = parent->parentObject();
if (!grandparent)
return boundingBoxRect();
ASSERT(grandparent->isMenuList());
return grandparent->elementRect();
}
String AccessibilityMenuListOption::stringValue() const
{
return m_element ? m_element->label() : String();
}
} // namespace WebCore
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