C++ (Cpp) protectedNode Exemples

Exemple #1

Fichier : DOMSelection.cpp Projet : Comcast/WebKitForWayland

bool DOMSelection::containsNode(Node& node, bool allowPartial) const
{
    if (!m_frame)
        return false;

    FrameSelection& selection = m_frame->selection();

    if (m_frame->document() != &node.document() || selection.isNone())
        return false;

    Ref<Node> protectedNode(node);
    RefPtr<Range> selectedRange = selection.selection().toNormalizedRange();

    ContainerNode* parentNode = node.parentNode();
    if (!parentNode || !parentNode->inDocument())
        return false;
    unsigned nodeIndex = node.computeNodeIndex();

    ExceptionCode ec = 0;
    bool nodeFullySelected = Range::compareBoundaryPoints(parentNode, nodeIndex, &selectedRange->startContainer(), selectedRange->startOffset(), ec) >= 0 && !ec
        && Range::compareBoundaryPoints(parentNode, nodeIndex + 1, &selectedRange->endContainer(), selectedRange->endOffset(), ec) <= 0 && !ec;
    ASSERT(!ec);
    if (nodeFullySelected)
        return true;

    bool nodeFullyUnselected = (Range::compareBoundaryPoints(parentNode, nodeIndex, &selectedRange->endContainer(), selectedRange->endOffset(), ec) > 0 && !ec)
        || (Range::compareBoundaryPoints(parentNode, nodeIndex + 1, &selectedRange->startContainer(), selectedRange->startOffset(), ec) < 0 && !ec);
    ASSERT(!ec);
    if (nodeFullyUnselected)
        return false;

    return allowPartial || node.isTextNode();
}

Exemple #2

Fichier : RenderWidget.cpp Projet : Metrological/chromium

bool RenderWidget::setWidgetGeometry(const LayoutRect& frame)
{
    if (!node())
        return false;

    IntRect clipRect = roundedIntRect(enclosingLayer()->childrenClipRect());
    IntRect newFrame = roundedIntRect(frame);
    bool clipChanged = m_clipRect != clipRect;
    bool frameRectChanged = m_widget->frameRect() != newFrame;

    if (!frameRectChanged && !clipChanged)
        return false;

    m_clipRect = clipRect;

    RefPtr<RenderWidget> protector(this);
    RefPtr<Node> protectedNode(node());
    m_widget->setFrameRect(newFrame);

    if (clipChanged && !frameRectChanged)
        m_widget->clipRectChanged();

    if (hasLayer() && layer()->compositingState() == PaintsIntoOwnBacking)
        layer()->compositedLayerMapping()->updateAfterWidgetResize();

    bool boundsChanged = m_widget->frameRect().size() != newFrame.size();
    return boundsChanged;
}

Exemple #3

Fichier : LayoutPart.cpp Projet : aobzhirov/ChromiumGStreamerBackend

bool LayoutPart::setWidgetGeometry(const LayoutRect& frame)
{
    if (!node())
        return false;

    Widget* widget = this->widget();
    ASSERT(widget);

    IntRect newFrame = roundedIntRect(frame);

    if (widget->frameRect() == newFrame)
        return false;

    RefPtr<LayoutPart> protector(this);
    RawPtr<Node> protectedNode(node());
    widget->setFrameRect(newFrame);
    return widget->frameRect().size() != newFrame.size();
}