AccessibilityMenuList.cpp [plain text]
#include "config.h"
#include "AccessibilityMenuList.h"
#include "AXObjectCache.h"
#include "AccessibilityMenuListPopup.h"
#include "RenderMenuList.h"
namespace WebCore {
AccessibilityMenuList::AccessibilityMenuList(RenderMenuList* renderer)
: AccessibilityRenderObject(renderer)
{
}
Ref<AccessibilityMenuList> AccessibilityMenuList::create(RenderMenuList* renderer)
{
return adoptRef(*new AccessibilityMenuList(renderer));
}
bool AccessibilityMenuList::press()
{
#if !PLATFORM(IOS)
RenderMenuList* menuList = static_cast<RenderMenuList*>(m_renderer);
if (menuList->popupIsVisible())
menuList->hidePopup();
else
menuList->showPopup();
return true;
#else
return false;
#endif
}
void AccessibilityMenuList::addChildren()
{
if (!m_renderer)
return;
AXObjectCache* cache = axObjectCache();
if (!cache)
return;
AccessibilityObject* list = cache->getOrCreate(MenuListPopupRole);
if (!list)
return;
downcast<AccessibilityMockObject>(*list).setParent(this);
if (list->accessibilityIsIgnored()) {
cache->remove(list->axObjectID());
return;
}
m_haveChildren = true;
m_children.append(list);
list->addChildren();
}
void AccessibilityMenuList::childrenChanged()
{
if (m_children.isEmpty())
return;
ASSERT(m_children.size() == 1);
m_children[0]->childrenChanged();
}
bool AccessibilityMenuList::isCollapsed() const
{
#if !PLATFORM(IOS)
return !static_cast<RenderMenuList*>(m_renderer)->popupIsVisible();
#else
return true;
#endif
}
bool AccessibilityMenuList::canSetFocusAttribute() const
{
if (!node())
return false;
return !downcast<Element>(*node()).isDisabledFormControl();
}
void AccessibilityMenuList::didUpdateActiveOption(int optionIndex)
{
Ref<Document> document(m_renderer->document());
AXObjectCache* cache = document->axObjectCache();
const auto& childObjects = children();
if (!childObjects.isEmpty()) {
ASSERT(childObjects.size() == 1);
ASSERT(is<AccessibilityMenuListPopup>(*childObjects[0]));
int popupChildrenSize = static_cast<int>(childObjects[0]->children().size());
if (is<AccessibilityMenuListPopup>(*childObjects[0]) && optionIndex >= 0 && optionIndex < popupChildrenSize)
downcast<AccessibilityMenuListPopup>(*childObjects[0]).didUpdateActiveOption(optionIndex);
}
cache->postNotification(this, document.ptr(), AXObjectCache::AXMenuListValueChanged, TargetElement, PostSynchronously);
}
}