void HistoryController::goToEntry(PassOwnPtr<HistoryEntry> targetEntry, ResourceRequestCachePolicy cachePolicy)
{
HistoryFrameLoadSet sameDocumentLoads;
HistoryFrameLoadSet differentDocumentLoads;
m_provisionalEntry = targetEntry;
if (m_currentEntry)
recursiveGoToEntry(m_page->mainFrame(), sameDocumentLoads, differentDocumentLoads);
else
differentDocumentLoads.set(m_page->mainFrame(), m_provisionalEntry->root());
if (sameDocumentLoads.isEmpty() && differentDocumentLoads.isEmpty())
sameDocumentLoads.set(m_page->mainFrame(), m_provisionalEntry->root());
if (differentDocumentLoads.isEmpty()) {
m_previousEntry = m_currentEntry.release();
m_currentEntry = m_provisionalEntry.release();
}
for (HistoryFrameLoadSet::iterator it = sameDocumentLoads.begin(); it != sameDocumentLoads.end(); ++it) {
if (it->key->host())
it->key->loader().loadHistoryItem(it->value.get(), HistorySameDocumentLoad, cachePolicy);
}
for (HistoryFrameLoadSet::iterator it = differentDocumentLoads.begin(); it != differentDocumentLoads.end(); ++it) {
if (it->key->host())
it->key->loader().loadHistoryItem(it->value.get(), HistoryDifferentDocumentLoad, cachePolicy);
}
}
void HistoryController::recursiveGoToEntry(LocalFrame* frame, HistoryFrameLoadSet& sameDocumentLoads, HistoryFrameLoadSet& differentDocumentLoads)
{
ASSERT(m_provisionalEntry);
ASSERT(m_currentEntry);
HistoryItem* newItem = m_provisionalEntry->itemForFrame(frame);
HistoryItem* oldItem = m_currentEntry->itemForFrame(frame);
if (!newItem)
return;
if (!oldItem || (newItem != oldItem && newItem->itemSequenceNumber() != oldItem->itemSequenceNumber())) {
if (oldItem && newItem->documentSequenceNumber() == oldItem->documentSequenceNumber())
sameDocumentLoads.set(frame, newItem);
else
differentDocumentLoads.set(frame, newItem);
return;
}
for (LocalFrame* child = frame->tree().firstChild(); child; child = child->tree().nextSibling())
recursiveGoToEntry(child, sameDocumentLoads, differentDocumentLoads);
}
void HistoryController::goToEntry(PassOwnPtr<HistoryEntry> targetEntry, ResourceRequestCachePolicy cachePolicy)
{
ASSERT(m_sameDocumentLoadsInProgress.isEmpty());
ASSERT(m_differentDocumentLoadsInProgress.isEmpty());
m_provisionalEntry = targetEntry;
if (m_currentEntry)
recursiveGoToEntry(m_page->mainFrame());
else
m_differentDocumentLoadsInProgress.set(m_page->mainFrame(), m_provisionalEntry->root());
if (m_sameDocumentLoadsInProgress.isEmpty() && m_differentDocumentLoadsInProgress.isEmpty())
m_sameDocumentLoadsInProgress.set(m_page->mainFrame(), m_provisionalEntry->root());
if (m_differentDocumentLoadsInProgress.isEmpty()) {
m_previousEntry = m_currentEntry.release();
m_currentEntry = m_provisionalEntry.release();
}
for (HistoryFrameLoadSet::iterator it = m_sameDocumentLoadsInProgress.begin(); it != m_sameDocumentLoadsInProgress.end(); ++it) {
#if defined(S_P140719_02604)
if (it->key && it->key->host())
#else
if (it->key->host())
#endif
it->key->loader().loadHistoryItem(it->value.get(), HistorySameDocumentLoad, cachePolicy);
}
for (HistoryFrameLoadSet::iterator it = m_differentDocumentLoadsInProgress.begin(); it != m_differentDocumentLoadsInProgress.end(); ++it) {
#if defined(S_P140719_02604)
if (it->key && it->key->host())
#else
if (it->key->host())
#endif
it->key->loader().loadHistoryItem(it->value.get(), HistoryDifferentDocumentLoad, cachePolicy);
}
m_sameDocumentLoadsInProgress.clear();
m_differentDocumentLoadsInProgress.clear();
}
