AccessibilityObject* AccessibilityObject::firstAccessibleObjectFromNode(const Node* node)
{
    if (!node)
        return 0;

    Document* document = node->document();
    if (!document)
        return 0;

    AXObjectCache* cache = document->axObjectCache();

    AccessibilityObject* accessibleObject = cache->getOrCreate(node->renderer());
    while (accessibleObject && accessibleObject->accessibilityIsIgnored()) {
        node = NodeTraversal::next(node);

        while (node && !node->renderer())
            node = NodeTraversal::nextSkippingChildren(node);

        if (!node)
            return 0;

        accessibleObject = cache->getOrCreate(node->renderer());
    }

    return accessibleObject;
}
コード例 #2
0
ファイル: Scrollbar.cpp プロジェクト: achellies/WinCEWebKit
bool Scrollbar::scroll(ScrollDirection direction, ScrollGranularity granularity, float multiplier)
{
#if HAVE(ACCESSIBILITY)
    if (AXObjectCache::accessibilityEnabled()) {
        if (parent() && parent()->isFrameView()) {
            Document* document = static_cast<FrameView*>(parent())->frame()->document();
            AXObjectCache* cache = document->axObjectCache();
            AccessibilityScrollbar* axObject = static_cast<AccessibilityScrollbar*>(cache->getOrCreate(ScrollBarRole));
            axObject->setScrollbar(this);
            cache->postNotification(axObject, document, AXObjectCache::AXValueChanged, true);
        }
    }
#endif

    // Ignore perpendicular scrolls.
    if ((m_orientation == HorizontalScrollbar) ? (direction == ScrollUp || direction == ScrollDown) : (direction == ScrollLeft || direction == ScrollRight))
        return false;
    float step = 0;
    switch (granularity) {
    case ScrollByLine:     step = m_lineStep;  break;
    case ScrollByPage:     step = m_pageStep;  break;
    case ScrollByDocument: step = m_totalSize; break;
    case ScrollByPixel:    step = m_pixelStep; break;
    }
    if (direction == ScrollUp || direction == ScrollLeft)
        multiplier = -multiplier;
    if (client())
        return client()->scroll(m_orientation, granularity, step, multiplier);

    return setCurrentPos(max(min(m_currentPos + (step * multiplier), static_cast<float>(m_totalSize - m_visibleSize)), 0.0f), NotFromScrollAnimator);
}
コード例 #3
0
static AtkObject* accessibilityRootObjectWrapper(AtkObject* atkObject)
{
    if (!AXObjectCache::accessibilityEnabled())
        AXObjectCache::enableAccessibility();

    WebPageAccessibilityObject* accessible = WEB_PAGE_ACCESSIBILITY_OBJECT(atkObject);
    if (!accessible->m_page)
        return 0;

    Page* corePage = accessible->m_page->corePage();
    if (!corePage)
        return 0;

    Frame& coreFrame = corePage->mainFrame();
    if (!coreFrame.document())
        return 0;

    AXObjectCache* cache = coreFrame.document()->axObjectCache();
    if (!cache)
        return nullptr;

    AccessibilityObject* coreRootObject = cache->rootObject();
    if (!coreRootObject)
        return 0;

    AtkObject* rootObject = coreRootObject->wrapper();
    if (!rootObject || !ATK_IS_OBJECT(rootObject))
        return 0;

    return rootObject;
}
コード例 #4
0
void FrameSelection::notifyAccessibilityForSelectionChange(const AXTextStateChangeIntent&)
{
    if (!AXObjectCache::accessibilityEnabled())
        return;

    if (!m_selection.start().isNotNull() || !m_selection.end().isNotNull())
        return;

    RenderObject* focusedNode = m_selection.end().containerNode()->renderer();
    AXObjectCache* cache = m_frame->document()->existingAXObjectCache();
    if (!cache)
        return;

    AccessibilityObject* accessibilityObject = cache->getOrCreate(focusedNode);
    if (!accessibilityObject)
        return;

    int offset;
    RefPtr<AccessibilityObject> object = objectFocusedAndCaretOffsetUnignored(accessibilityObject, offset);
    if (!object)
        return;

    emitTextSelectionChange(object.get(), m_selection, offset);
    maybeEmitTextFocusChange(WTFMove(object));
}
コード例 #5
0
void AXObjectCache::textMarkerDataForVisiblePosition(TextMarkerData& textMarkerData, const VisiblePosition& visiblePos)
{
    // This memory must be bzero'd so instances of TextMarkerData can be tested for byte-equivalence.
    // This also allows callers to check for failure by looking at textMarkerData upon return.
    memset(&textMarkerData, 0, sizeof(TextMarkerData));
    
    if (visiblePos.isNull())
        return;
    
    Position deepPos = visiblePos.deepEquivalent();
    Node* domNode = deepPos.deprecatedNode();
    ASSERT(domNode);
    if (!domNode)
        return;
    
    if (domNode->isHTMLElement()) {
        HTMLInputElement* inputElement = domNode->toInputElement();
        if (inputElement && inputElement->isPasswordField())
            return;
    }
    
    // find or create an accessibility object for this node
    AXObjectCache* cache = domNode->document()->axObjectCache();
    RefPtr<AccessibilityObject> obj = cache->getOrCreate(domNode);
    
    textMarkerData.axID = obj.get()->axObjectID();
    textMarkerData.node = domNode;
    textMarkerData.offset = deepPos.deprecatedEditingOffset();
    textMarkerData.affinity = visiblePos.affinity();   
    
    cache->setNodeInUse(domNode);
}
コード例 #6
0
ファイル: AXObject.cpp プロジェクト: coinpayee/blink
bool AXObject::accessibilityIsIgnored() const
{
    AXObjectCache* cache = axObjectCache();
    if (!cache)
        return true;

    AXComputedObjectAttributeCache* attributeCache = cache->computedObjectAttributeCache();
    if (attributeCache) {
        AXObjectInclusion ignored = attributeCache->getIgnored(axObjectID());
        switch (ignored) {
        case IgnoreObject:
            return true;
        case IncludeObject:
            return false;
        case DefaultBehavior:
            break;
        }
    }

    bool result = computeAccessibilityIsIgnored();

    if (attributeCache)
        attributeCache->setIgnored(axObjectID(), result ? IgnoreObject : IncludeObject);

    return result;
}
コード例 #7
0
void AccessibilityARIAGrid::addChildren()
{
    ASSERT(!m_haveChildren); 
    
    if (!isAccessibilityTable()) {
        AccessibilityRenderObject::addChildren();
        return;
    }
    
    m_haveChildren = true;
    if (!m_renderer)
        return;
    
    AXObjectCache* axCache = m_renderer->document().axObjectCache();
    
    // add only rows that are labeled as aria rows
    HashSet<AccessibilityObject*> appendedRows;
    unsigned columnCount = 0;
    for (RefPtr<AccessibilityObject> child = firstChild(); child; child = child->nextSibling())
        addRowDescendant(child.get(), appendedRows, columnCount);
    
    // make the columns based on the number of columns in the first body
    for (unsigned i = 0; i < columnCount; ++i) {
        AccessibilityTableColumn* column = toAccessibilityTableColumn(axCache->getOrCreate(ColumnRole));
        column->setColumnIndex((int)i);
        column->setParent(this);
        m_columns.append(column);
        if (!column->accessibilityIsIgnored())
            m_children.append(column);
    }
    
    AccessibilityObject* headerContainerObject = headerContainer();
    if (headerContainerObject && !headerContainerObject->accessibilityIsIgnored())
        m_children.append(headerContainerObject);
}
コード例 #8
0
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(childObjects[0]->isMenuListPopup());

        // We might be calling this method in situations where the renderers for list items
        // associated to the menu list have not been created (e.g. they might be rendered
        // in the UI process, as it's the case in the GTK+ port, which uses GtkMenuItem).
        // So, we need to make sure that the accessibility popup object has some children
        // before asking it to update its active option, or it will read invalid memory.
        // You can reproduce the issue in the GTK+ port by removing this check and running
        // accessibility/insert-selected-option-into-select-causes-crash.html (will crash).
        int popupChildrenSize = static_cast<int>(childObjects[0]->children().size());
        if (childObjects[0]->isMenuListPopup() && optionIndex >= 0 && optionIndex < popupChildrenSize) {
            if (AccessibilityMenuListPopup* popup = toAccessibilityMenuListPopup(childObjects[0].get()))
                popup->didUpdateActiveOption(optionIndex);
        }
    }

    cache->postNotification(this, &document.get(), AXObjectCache::AXMenuListValueChanged, TargetElement, PostSynchronously);
}
コード例 #9
0
AccessibilityObject* AccessibilityObject::firstAccessibleObjectFromNode(const Node* node)
{
    ASSERT(AXObjectCache::accessibilityEnabled());

    if (!node)
        return 0;

    Document* document = node->document();
    if (!document)
        return 0;

    AXObjectCache* cache = document->axObjectCache();

    AccessibilityObject* accessibleObject = cache->getOrCreate(node->renderer());
    while (accessibleObject && accessibleObject->accessibilityIsIgnored()) {
        node = node->traverseNextNode();

        while (node && !node->renderer())
            node = node->traverseNextSibling();

        if (!node)
            return 0;

        accessibleObject = cache->getOrCreate(node->renderer());
    }

    return accessibleObject;
}
コード例 #10
0
ファイル: EditCommand.cpp プロジェクト: biddyweb/switch-oss
void SimpleEditCommand::notifyAccessibilityForTextChange(Node* node, AXTextEditType type, const String& text, const VisiblePosition& position)
{
    if (!AXObjectCache::accessibilityEnabled())
        return;
    AXObjectCache* cache = document().existingAXObjectCache();
    if (!cache)
        return;
    cache->postTextStateChangeNotification(node, type, text, position);
}
コード例 #11
0
void AccessibilityMenuListPopup::didUpdateActiveOption(int optionIndex)
{
    ASSERT_ARG(optionIndex, optionIndex >= 0);
    ASSERT_ARG(optionIndex, optionIndex < static_cast<int>(m_children.size()));

    AXObjectCache* cache = axObjectCache();
    RefPtr<AccessibilityObject> child = m_children[optionIndex].get();

    cache->postNotification(child.get(), document(), AXObjectCache::AXFocusedUIElementChanged, TargetElement, PostSynchronously);
    cache->postNotification(child.get(), document(), AXObjectCache::AXMenuListItemSelected, TargetElement, PostSynchronously);
}
コード例 #12
0
void EditCommand::postTextStateChangeNotification(AXTextEditType type, const String& text, const VisiblePosition& position)
{
    if (!AXObjectCache::accessibilityEnabled())
        return;
    if (!text.length())
        return;
    AXObjectCache* cache = document().existingAXObjectCache();
    if (!cache)
        return;
    Node* node = highestEditableRoot(position.deepEquivalent(), HasEditableAXRole);
    cache->postTextStateChangeNotification(node, type, text, position);
}
コード例 #13
0
void AccessibilityARIAGrid::addChildren()
{
    ASSERT(!m_haveChildren); 
    
    if (!isAccessibilityTable()) {
        AccessibilityRenderObject::addChildren();
        return;
    }
    
    m_haveChildren = true;
    if (!m_renderer)
        return;
    
    AXObjectCache* axCache = m_renderer->document().axObjectCache();
    
    // Add the children rows but be mindful in case there are footer sections in this table.
    HashSet<AccessibilityObject*> appendedRows;
    unsigned columnCount = 0;
    AccessibilityChildrenVector footerSections;
    for (RefPtr<AccessibilityObject> child = firstChild(); child; child = child->nextSibling()) {
        bool footerSection = false;
        if (RenderObject* childRenderer = child->renderer()) {
            if (childRenderer->isTableSection()) {
                if (RenderTableSection* childSection = toRenderTableSection(childRenderer)) {
                    if (childSection == childSection->table()->footer()) {
                        footerSections.append(child);
                        footerSection = true;
                    }
                }
            }
        }
        if (!footerSection)
            addRowDescendant(child.get(), appendedRows, columnCount);
    }
    
    for (const auto& footerSection : footerSections)
        addRowDescendant(footerSection.get(), appendedRows, columnCount);
    
    // make the columns based on the number of columns in the first body
    for (unsigned i = 0; i < columnCount; ++i) {
        AccessibilityTableColumn* column = toAccessibilityTableColumn(axCache->getOrCreate(ColumnRole));
        column->setColumnIndex((int)i);
        column->setParent(this);
        m_columns.append(column);
        if (!column->accessibilityIsIgnored())
            m_children.append(column);
    }
    
    AccessibilityObject* headerContainerObject = headerContainer();
    if (headerContainerObject && !headerContainerObject->accessibilityIsIgnored())
        m_children.append(headerContainerObject);
}
コード例 #14
0
void TreeScopeAdopter::moveTreeToNewScope(Node& root) const
{
    ASSERT(needsScopeChange());

#if !ENABLE(OILPAN)
    oldScope().guardRef();
#endif

    // If an element is moved from a document and then eventually back again the collection cache for
    // that element may contain stale data as changes made to it will have updated the DOMTreeVersion
    // of the document it was moved to. By increasing the DOMTreeVersion of the donating document here
    // we ensure that the collection cache will be invalidated as needed when the element is moved back.
    Document& oldDocument = oldScope().document();
    Document& newDocument = newScope().document();
    bool willMoveToNewDocument = oldDocument != newDocument;
    AXObjectCache* axObjectCache = oldDocument.existingAXObjectCache();
    if (willMoveToNewDocument)
        oldDocument.incDOMTreeVersion();

    for (Node& node : NodeTraversal::inclusiveDescendantsOf(root)) {
        updateTreeScope(node);

        if (willMoveToNewDocument) {
            if (axObjectCache)
                axObjectCache->remove(&node);
            moveNodeToNewDocument(node, oldDocument, newDocument);
        } else if (node.hasRareData()) {
            NodeRareData* rareData = node.rareData();
            if (rareData->nodeLists())
                rareData->nodeLists()->adoptTreeScope();
        }

        if (!node.isElementNode())
            continue;

        if (node.hasSyntheticAttrChildNodes()) {
            WillBeHeapVector<RefPtrWillBeMember<Attr>>& attrs = *toElement(node).attrNodeList();
            for (unsigned i = 0; i < attrs.size(); ++i)
                moveTreeToNewScope(*attrs[i]);
        }

        for (ShadowRoot* shadow = node.youngestShadowRoot(); shadow; shadow = shadow->olderShadowRoot()) {
            shadow->setParentTreeScope(newScope());
            if (willMoveToNewDocument)
                moveTreeToNewDocument(*shadow, oldDocument, newDocument);
        }
    }

#if !ENABLE(OILPAN)
    oldScope().guardDeref();
#endif
}
コード例 #15
0
AccessibilityScrollbar* AccessibilityScrollView::addChildScrollbar(Scrollbar* scrollbar)
{
    if (!scrollbar)
        return nullptr;
    
    AXObjectCache* cache = axObjectCache();
    if (!cache)
        return nullptr;

    auto& scrollBarObject = downcast<AccessibilityScrollbar>(*cache->getOrCreate(scrollbar));
    scrollBarObject.setParent(this);
    m_children.append(&scrollBarObject);
    return &scrollBarObject;
}
コード例 #16
0
AccessibilityScrollbar* AccessibilityScrollView::addChildScrollbar(Scrollbar* scrollbar)
{
    if (!scrollbar)
        return nullptr;
    
    AXObjectCache* cache = axObjectCache();
    if (!cache)
        return nullptr;

    AccessibilityScrollbar* scrollBarObject = toAccessibilityScrollbar(cache->getOrCreate(scrollbar));
    scrollBarObject->setParent(this);
    m_children.append(scrollBarObject);
    return scrollBarObject;
}
コード例 #17
0
void AccessibilityARIAGrid::addChildren()
{
    ASSERT(!m_haveChildren); 
    
    if (!isAccessibilityTable()) {
        AccessibilityRenderObject::addChildren();
        return;
    }
    
    m_haveChildren = true;
    if (!m_renderer)
        return;
    
    AXObjectCache* axCache = m_renderer->document()->axObjectCache();
    
    // add only rows that are labeled as aria rows
    HashSet<AccessibilityObject*> appendedRows;
    unsigned columnCount = 0;
    for (RefPtr<AccessibilityObject> child = firstChild(); child; child = child->nextSibling()) {

        if (!addTableCellChild(child.get(), appendedRows, columnCount)) {
            
            // in case the render tree doesn't match the expected ARIA hierarchy, look at the children
            if (!child->hasChildren())
                child->addChildren();

            // The children of this non-row will contain all non-ignored elements (recursing to find them). 
            // This allows the table to dive arbitrarily deep to find the rows.
            AccessibilityChildrenVector children = child->children();
            size_t length = children.size();
            for (size_t i = 0; i < length; ++i)
                addTableCellChild(children[i].get(), appendedRows, columnCount);
        }
    }
    
    // make the columns based on the number of columns in the first body
    for (unsigned i = 0; i < columnCount; ++i) {
        AccessibilityTableColumn* column = static_cast<AccessibilityTableColumn*>(axCache->getOrCreate(ColumnRole));
        column->setColumnIndex((int)i);
        column->setParent(this);
        m_columns.append(column);
        if (!column->accessibilityIsIgnored())
            m_children.append(column);
    }
    
    AccessibilityObject* headerContainerObject = headerContainer();
    if (headerContainerObject && !headerContainerObject->accessibilityIsIgnored())
        m_children.append(headerContainerObject);
}
コード例 #18
0
AccessibilityObject* AccessibilityScrollView::parentObject() const
{
    if (!is<FrameView>(m_scrollView))
        return nullptr;

    AXObjectCache* cache = axObjectCache();
    if (!cache)
        return nullptr;

    HTMLFrameOwnerElement* owner = downcast<FrameView>(*m_scrollView).frame().ownerElement();
    if (owner && owner->renderer())
        return cache->getOrCreate(owner);

    return nullptr;
}
コード例 #19
0
void AccessibilityMenuListPopup::childrenChanged()
{
    AXObjectCache* cache = axObjectCache();
    for (size_t i = m_children.size(); i > 0 ; --i) {
        AccessibilityObject* child = m_children[i - 1].get();
        if (child->actionElement() && !child->actionElement()->inRenderedDocument()) {
            child->detachFromParent();
            cache->remove(child->axObjectID());
        }
    }
    
    m_children.clear();
    m_haveChildren = false;
    addChildren();
}
コード例 #20
0
AccessibilityObject* AccessibilityScrollView::parentObjectIfExists() const
{
    if (!m_scrollView || !m_scrollView->isFrameView())
        return nullptr;
    
    AXObjectCache* cache = axObjectCache();
    if (!cache)
        return nullptr;

    HTMLFrameOwnerElement* owner = toFrameView(m_scrollView)->frame().ownerElement();
    if (owner && owner->renderer())
        return cache->get(owner);
    
    return nullptr;
}
コード例 #21
0
void AccessibilityTable::addChildren()
{
    if (!isAccessibilityTable()) {
        AccessibilityRenderObject::addChildren();
        return;
    }
    
    ASSERT(!m_haveChildren); 
    
    m_haveChildren = true;
    if (!m_renderer || !m_renderer->isTable())
        return;
    
    RenderTable* table = toRenderTable(m_renderer);
    // Go through all the available sections to pull out the rows and add them as children.
    table->recalcSectionsIfNeeded();
    
    unsigned maxColumnCount = 0;
    RenderTableSection* footer = table->footer();
    
    for (RenderTableSection* tableSection = table->topSection(); tableSection; tableSection = table->sectionBelow(tableSection, SkipEmptySections)) {
        if (tableSection == footer)
            continue;
        addChildrenFromSection(tableSection, maxColumnCount);
    }
    
    // Process the footer last, in case it was ordered earlier in the DOM.
    if (footer)
        addChildrenFromSection(footer, maxColumnCount);
    
    AXObjectCache* axCache = m_renderer->document().axObjectCache();
    // make the columns based on the number of columns in the first body
    unsigned length = maxColumnCount;
    for (unsigned i = 0; i < length; ++i) {
        AccessibilityTableColumn* column = toAccessibilityTableColumn(axCache->getOrCreate(ColumnRole));
        column->setColumnIndex((int)i);
        column->setParent(this);
        m_columns.append(column);
        if (!column->accessibilityIsIgnored())
            m_children.append(column);
    }
    
    AccessibilityObject* headerContainerObject = headerContainer();
    if (headerContainerObject && !headerContainerObject->accessibilityIsIgnored())
        m_children.append(headerContainerObject);
}
コード例 #22
0
void AccessibilityMenuList::didUpdateActiveOption(int optionIndex)
{
    const AccessibilityChildrenVector& childObjects = children();
    if (childObjects.isEmpty())
        return;

    ASSERT(childObjects.size() == 1);
    ASSERT(childObjects[0]->isMenuListPopup());

    RefPtr<Document> document = m_renderer->document();
    AXObjectCache* cache = document->axObjectCache();

    if (AccessibilityMenuListPopup* popup = static_cast<AccessibilityMenuListPopup*>(childObjects[0].get()))
        popup->didUpdateActiveOption(optionIndex);

    cache->postNotification(this, document.get(), AXObjectCache::AXMenuListValueChanged, true, PostSynchronously);
}
コード例 #23
0
void AccessibilityMenuList::didUpdateActiveOption(int optionIndex)
{
    Ref<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 (AccessibilityMenuListPopup* popup = toAccessibilityMenuListPopup(childObjects[0].get()))
                popup->didUpdateActiveOption(optionIndex);
        }
    }

    cache->postNotification(this, &document.get(), AXObjectCache::AXMenuListValueChanged, TargetElement, PostSynchronously);
}
コード例 #24
0
void AccessibilitySlider::addChildren()
{
    ASSERT(!m_haveChildren); 
    
    m_haveChildren = true;

    AXObjectCache* cache = m_renderer->document()->axObjectCache();

    AccessibilitySliderThumb* thumb = static_cast<AccessibilitySliderThumb*>(cache->getOrCreate(SliderThumbRole));
    thumb->setParent(this);

    // Before actually adding the value indicator to the hierarchy,
    // allow the platform to make a final decision about it.
    if (thumb->accessibilityIsIgnored())
        cache->remove(thumb->axObjectID());
    else
        m_children.append(thumb);
}
コード例 #25
0
static void notifyAccessibilityStatus(WebKitWebFrame* frame, WebKitLoadStatus loadStatus)
{
    if (loadStatus != WEBKIT_LOAD_PROVISIONAL
        && loadStatus != WEBKIT_LOAD_FAILED
        && loadStatus != WEBKIT_LOAD_FINISHED)
        return;

    WebKitWebFramePrivate* priv = frame->priv;
    if (!priv->coreFrame || !priv->coreFrame->document())
        return;

    RenderView* contentRenderer = priv->coreFrame->contentRenderer();
    if (!contentRenderer)
        return;

    AXObjectCache* axObjectCache = priv->coreFrame->document()->axObjectCache();
    if (!axObjectCache)
        return;

    AccessibilityObject* coreAxObject = axObjectCache->getOrCreate(contentRenderer);
    if (!coreAxObject)
        return;

    AtkObject* axObject = coreAxObject->wrapper();
    if (!axObject || !ATK_IS_DOCUMENT(axObject))
        return;

    switch (loadStatus) {
    case WEBKIT_LOAD_PROVISIONAL:
        g_signal_emit_by_name(axObject, "state-change", "busy", true);
        if (core(frame)->loader()->loadType() == FrameLoadTypeReload)
            g_signal_emit_by_name(axObject, "reload");
        break;
    case WEBKIT_LOAD_FAILED:
        g_signal_emit_by_name(axObject, "load-stopped");
        g_signal_emit_by_name(axObject, "state-change", "busy", false);
        break;
    case WEBKIT_LOAD_FINISHED:
        g_signal_emit_by_name(axObject, "load-complete");
        g_signal_emit_by_name(axObject, "state-change", "busy", false);
    default:
        break;
    }
}
コード例 #26
0
ファイル: TextFinder.cpp プロジェクト: RobinWuDev/Qt
void TextFinder::reportFindInPageResultToAccessibility(int identifier)
{
    AXObjectCache* axObjectCache = ownerFrame().frame()->document()->existingAXObjectCache();
    if (!axObjectCache)
        return;

    AXObject* startObject = axObjectCache->get(m_activeMatch->startContainer());
    AXObject* endObject = axObjectCache->get(m_activeMatch->endContainer());
    if (!startObject || !endObject)
        return;

    WebLocalFrameImpl* mainFrameImpl = ownerFrame().viewImpl()->mainFrameImpl();
    if (mainFrameImpl && mainFrameImpl->client()) {
        mainFrameImpl->client()->handleAccessibilityFindInPageResult(
            identifier, m_activeMatchIndexInCurrentFrame + 1,
            WebAXObject(startObject), m_activeMatch->startOffset(),
            WebAXObject(endObject), m_activeMatch->endOffset());
    }
}
コード例 #27
0
void WebRemoteFrameImpl::setReplicatedOrigin(const WebSecurityOrigin& origin) const
{
    ASSERT(frame());
    frame()->securityContext()->setReplicatedOrigin(origin);

    // If the origin of a remote frame changed, the accessibility object for the owner
    // element now points to a different child.
    //
    // TODO(dmazzoni, dcheng): there's probably a better way to solve this.
    // Run SitePerProcessAccessibilityBrowserTest.TwoCrossSiteNavigations to
    // ensure an alternate fix works.  http://crbug.com/566222
    FrameOwner* owner = frame()->owner();
    if (owner && owner->isLocal()) {
        HTMLElement* ownerElement = toHTMLFrameOwnerElement(owner);
        AXObjectCache* cache = ownerElement->document().existingAXObjectCache();
        if (cache)
            cache->childrenChanged(ownerElement);
    }
}
コード例 #28
0
ファイル: AXObjectCache.cpp プロジェクト: UIKit0/WebkitAIR
VisiblePosition AXObjectCache::visiblePositionForTextMarkerData(TextMarkerData& textMarkerData)
{
    VisiblePosition visiblePos = VisiblePosition(textMarkerData.node, textMarkerData.offset, textMarkerData.affinity);
    Position deepPos = visiblePos.deepEquivalent();
    if (deepPos.isNull())
        return VisiblePosition();
    
    RenderObject* renderer = deepPos.node()->renderer();
    if (!renderer)
        return VisiblePosition();
    
    AXObjectCache* cache = renderer->document()->axObjectCache();
    if (!cache->isIDinUse(textMarkerData.axID))
        return VisiblePosition();
    
    if (deepPos.node() != textMarkerData.node || deepPos.deprecatedEditingOffset() != textMarkerData.offset)
        return VisiblePosition();
    
    return visiblePos;
}
コード例 #29
0
void AccessibilityMenuList::addChildren()
{
    m_haveChildren = true;

    AXObjectCache* cache = m_renderer->document().axObjectCache();

    AccessibilityObject* list = cache->getOrCreate(MenuListPopupRole);
    if (!list)
        return;

    toAccessibilityMockObject(list)->setParent(this);
    if (list->accessibilityIsIgnored()) {
        cache->remove(list->axObjectID());
        return;
    }

    m_children.append(list);

    list->addChildren();
}
コード例 #30
0
void AccessibilityMenuList::addChildren()
{
    m_haveChildren = true;

    AXObjectCache* cache = m_renderer->document()->axObjectCache();

    AccessibilityObject* list = cache->getOrCreate(MenuListPopupRole);
    if (!list)
        return;

    if (list->accessibilityPlatformIncludesObject() == IgnoreObject) {
        cache->remove(list->axObjectID());
        return;
    }

    static_cast<AccessibilityMenuListPopup*>(list)->setMenuList(this);
    m_children.append(list);

    list->addChildren();
}