C++ (Cpp) RenderRegion::parentNamedFlowThread Examples

Example #1

void RenderNamedFlowThread::checkInvalidRegions()
{
    for (RenderRegionList::iterator iter = m_regionList.begin(); iter != m_regionList.end(); ++iter) {
        RenderRegion* region = *iter;
        // The only reason a region would be invalid is because it has a parent flow thread.
        ASSERT(region->isValid() || region->parentNamedFlowThread());
        if (region->isValid() || region->parentNamedFlowThread()->dependsOn(this))
            continue;

        region->parentNamedFlowThread()->m_observerThreadsSet.remove(this);
        addDependencyOnFlowThread(region->parentNamedFlowThread());
        region->setIsValid(true);
        invalidateRegions();
    }

    if (m_observerThreadsSet.isEmpty())
        return;

    // Notify all the flow threads that were dependent on this flow.

    // Create a copy of the list first. That's because observers might change the list when calling checkInvalidRegions.
    Vector<RenderNamedFlowThread*> observers;
    copyToVector(m_observerThreadsSet, observers);

    for (size_t i = 0; i < observers.size(); ++i) {
        RenderNamedFlowThread* flowThread = observers.at(i);
        flowThread->checkInvalidRegions();
    }
}