本文整理汇总了C++中nsClassHashtable::Iter方法的典型用法代码示例。如果您正苦于以下问题:C++ nsClassHashtable::Iter方法的具体用法?C++ nsClassHashtable::Iter怎么用?C++ nsClassHashtable::Iter使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nsClassHashtable
的用法示例。
在下文中一共展示了nsClassHashtable::Iter方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1:
void
nsLayoutHistoryState::ResetScrollState()
{
for (auto iter = mStates.Iter(); !iter.Done(); iter.Next()) {
nsPresState* state = iter.UserData();
if (state) {
state->SetScrollState(nsPoint(0, 0));
}
}
}
示例2: CacheEntry
nsPreflightCache::CacheEntry*
nsPreflightCache::GetEntry(nsIURI* aURI,
nsIPrincipal* aPrincipal,
bool aWithCredentials,
bool aCreate)
{
nsCString key;
if (!GetCacheKey(aURI, aPrincipal, aWithCredentials, key)) {
NS_WARNING("Invalid cache key!");
return nullptr;
}
CacheEntry* entry;
if (mTable.Get(key, &entry)) {
// Entry already existed so just return it. Also update the LRU list.
// Move to the head of the list.
entry->removeFrom(mList);
mList.insertFront(entry);
return entry;
}
if (!aCreate) {
return nullptr;
}
// This is a new entry, allocate and insert into the table now so that any
// failures don't cause items to be removed from a full cache.
entry = new CacheEntry(key);
if (!entry) {
NS_WARNING("Failed to allocate new cache entry!");
return nullptr;
}
NS_ASSERTION(mTable.Count() <= PREFLIGHT_CACHE_SIZE,
"Something is borked, too many entries in the cache!");
// Now enforce the max count.
if (mTable.Count() == PREFLIGHT_CACHE_SIZE) {
// Try to kick out all the expired entries.
TimeStamp now = TimeStamp::NowLoRes();
for (auto iter = mTable.Iter(); !iter.Done(); iter.Next()) {
nsAutoPtr<CacheEntry>& entry = iter.Data();
entry->PurgeExpired(now);
if (entry->mHeaders.IsEmpty() &&
entry->mMethods.IsEmpty()) {
// Expired, remove from the list as well as the hash table.
entry->removeFrom(sPreflightCache->mList);
iter.Remove();
}
}
// If that didn't remove anything then kick out the least recently used
// entry.
if (mTable.Count() == PREFLIGHT_CACHE_SIZE) {
CacheEntry* lruEntry = static_cast<CacheEntry*>(mList.popLast());
MOZ_ASSERT(lruEntry);
// This will delete 'lruEntry'.
mTable.Remove(lruEntry->mKey);
NS_ASSERTION(mTable.Count() == PREFLIGHT_CACHE_SIZE - 1,
"Somehow tried to remove an entry that was never added!");
}
}
mTable.Put(key, entry);
mList.insertFront(entry);
return entry;
}