void RenderNamedFlowThread::addRegionToThread(RenderRegion* renderRegion)
{
ASSERT(renderRegion);
if (m_regionList.isEmpty())
m_regionList.add(renderRegion);
else {
// Find the first region "greater" than renderRegion.
RenderRegionList::iterator it = m_regionList.begin();
while (it != m_regionList.end() && !compareRenderRegions(renderRegion, *it))
++it;
m_regionList.insertBefore(it, renderRegion);
}
resetMarkForDestruction();
ASSERT(!renderRegion->isValid());
if (renderRegion->parentNamedFlowThread()) {
if (renderRegion->parentNamedFlowThread()->dependsOn(this)) {
// Register ourself to get a notification when the state changes.
renderRegion->parentNamedFlowThread()->m_observerThreadsSet.add(this);
return;
}
addDependencyOnFlowThread(renderRegion->parentNamedFlowThread());
}
renderRegion->setIsValid(true);
invalidateRegions();
}
// This helper function adds a region to a list preserving the order property of the list.
static void addRegionToList(RenderRegionList& regionList, RenderRegion* renderRegion)
{
if (regionList.isEmpty())
regionList.add(renderRegion);
else {
// Find the first region "greater" than renderRegion.
RenderRegionList::iterator it = regionList.begin();
while (it != regionList.end() && !compareRenderRegions(renderRegion, *it))
++it;
regionList.insertBefore(it, renderRegion);
}
}
