Ejemplo n.º 1
0
static bool planCounter(RenderElement* object, const AtomicString& identifier, bool& isReset, int& value)
{
    ASSERT(object);

    // We must have a generating node or else we cannot have a counter.
    Element* generatingElement = object->generatingElement();
    if (!generatingElement)
        return false;

    RenderStyle* style = object->style();
    ASSERT(style);

    switch (style->styleType()) {
    case NOPSEUDO:
        // Sometimes elements have more then one renderer. Only the first one gets the counter
        // LayoutTests/http/tests/css/counter-crash.html
        if (generatingElement->renderer() != object)
            return false;
        break;
    case BEFORE:
    case AFTER:
        break;
    default:
        return false; // Counters are forbidden from all other pseudo elements.
    }

    const CounterDirectives directives = style->getCounterDirectives(identifier);
    if (directives.isDefined()) {
        value = directives.combinedValue();
        isReset = directives.isReset();
        return true;
    }

    if (identifier == "list-item") {
        if (object->isListItem()) {
            if (toRenderListItem(object)->hasExplicitValue()) {
                value = toRenderListItem(object)->explicitValue();
                isReset = true;
                return true;
            }
            value = 1;
            isReset = false;
            return true;
        }
        if (Element* e = object->element()) {
            if (e->hasTagName(olTag)) {
                value = static_cast<HTMLOListElement*>(e)->start();
                isReset = true;
                return true;
            }
            if (e->hasTagName(ulTag) || e->hasTagName(menuTag) || e->hasTagName(dirTag)) {
                value = 0;
                isReset = true;
                return true;
            }
        }
    }

    return false;
}
Ejemplo n.º 2
0
static bool planCounter(RenderObject& object, const AtomicString& identifier, bool& isReset, int& value)
{
    // Real text nodes don't have their own style so they can't have counters.
    // We can't even look at their styles or we'll see extra resets and increments!
    if (object.isText() && !object.isBR())
        return false;
    Node* generatingNode = object.generatingNode();
    // We must have a generating node or else we cannot have a counter.
    if (!generatingNode)
        return false;
    RenderStyle* style = object.style();
    ASSERT(style);

    switch (style->styleType()) {
    case NOPSEUDO:
        // Sometimes nodes have more then one renderer. Only the first one gets the counter
        // LayoutTests/http/tests/css/counter-crash.html
        if (generatingNode->renderer() != &object)
            return false;
        break;
    case BEFORE:
    case AFTER:
        break;
    default:
        return false; // Counters are forbidden from all other pseudo elements.
    }

    const CounterDirectives directives = style->getCounterDirectives(identifier);
    if (directives.isDefined()) {
        value = directives.combinedValue();
        isReset = directives.isReset();
        return true;
    }

    if (identifier == "list-item") {
        if (object.isListItem()) {
            if (toRenderListItem(object).hasExplicitValue()) {
                value = toRenderListItem(object).explicitValue();
                isReset = true;
                return true;
            }
            value = 1;
            isReset = false;
            return true;
        }
        if (Node* e = object.node()) {
            if (isHTMLOListElement(*e)) {
                value = toHTMLOListElement(e)->start();
                isReset = true;
                return true;
            }
            if (isHTMLUListElement(*e) || isHTMLMenuElement(*e) || isHTMLDirectoryElement(*e)) {
                value = 0;
                isReset = true;
                return true;
            }
        }
    }

    return false;
}