bool MutationObserverInterestGroup::isOldValueRequested()
{
for (HashMap<RawPtr<MutationObserver>, MutationRecordDeliveryOptions>::iterator iter = m_observers.begin(); iter != m_observers.end(); ++iter) {
if (hasOldValue(iter->value))
return true;
}
return false;
}
bool MutationObserverInterestGroup::isOldValueRequested()
{
for (auto& observer : m_observers) {
if (hasOldValue(observer.value))
return true;
}
return false;
}
void MutationObserverInterestGroup::enqueueMutationRecord(PassRefPtr<MutationRecord> prpMutation)
{
RefPtr<MutationRecord> mutation = prpMutation;
RefPtr<MutationRecord> mutationWithNullOldValue = nullptr;
for (HashMap<RawPtr<MutationObserver>, MutationRecordDeliveryOptions>::iterator iter = m_observers.begin(); iter != m_observers.end(); ++iter) {
MutationObserver* observer = iter->key;
if (hasOldValue(iter->value)) {
observer->enqueueMutationRecord(mutation);
continue;
}
if (!mutationWithNullOldValue) {
if (mutation->oldValue().isNull())
mutationWithNullOldValue = mutation;
else
mutationWithNullOldValue = MutationRecord::createWithNullOldValue(mutation).get();
}
observer->enqueueMutationRecord(mutationWithNullOldValue);
}
}
void MutationObserverInterestGroup::enqueueMutationRecord(PassRefPtrWillBeRawPtr<MutationRecord> prpMutation)
{
RefPtrWillBeRawPtr<MutationRecord> mutation = prpMutation;
RefPtrWillBeRawPtr<MutationRecord> mutationWithNullOldValue = nullptr;
for (auto& iter : m_observers) {
MutationObserver* observer = iter.key;
if (hasOldValue(iter.value)) {
observer->enqueueMutationRecord(mutation);
continue;
}
if (!mutationWithNullOldValue) {
if (mutation->oldValue().isNull())
mutationWithNullOldValue = mutation;
else
mutationWithNullOldValue = MutationRecord::createWithNullOldValue(mutation).get();
}
observer->enqueueMutationRecord(mutationWithNullOldValue);
}
}
