本文整理汇总了C++中Guard函数的典型用法代码示例。如果您正苦于以下问题：C++ Guard函数的具体用法？C++ Guard怎么用？C++ Guard使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Guard函数的15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: Guard
void SGameplayTagWidget::CreateNewGameplayTag()
{
// Only support adding tags via ini file
if (UGameplayTagsManager::ShouldImportTagsFromINI() == false)
{
return;
}
FString str = NewTagTextBox->GetText().ToString();
if (str.IsEmpty())
{
return;
}
// set bIsAddingNewTag, this guards against the window closing when it loses focus due to source control checking out a file
TGuardValue<bool> Guard(bIsAddingNewTag, true);
UGameplayTagsManager::AddNewGameplayTagToINI(str);
NewTagTextBox->SetText(FText::GetEmpty());
IGameplayTagsModule::Get().GetGameplayTagsManager().GetFilteredGameplayRootTags(RootFilterString, TagItems);
TagTreeWidget->RequestTreeRefresh();
auto node = IGameplayTagsModule::Get().GetGameplayTagsManager().FindTagNode(FName(*str));
if (node.IsValid())
{
OnTagChecked(node);
}
// Filter on the new tag
SearchTagBox->SetText(FText::FromString(str));
}示例2: Guard
void CMainGui::ChangeWinSize (long width, long height)
{
CGuard Guard(m_CS);
WINDOWPLACEMENT wndpl;
RECT rc1, swrect;
wndpl.length = sizeof(wndpl);
GetWindowPlacement( m_hMainWindow, &wndpl);
if ( (HWND)m_hStatusWnd != NULL )
{
GetClientRect( (HWND)m_hStatusWnd, &swrect );
SetRect( &rc1, 0, 0, width, height + swrect.bottom );
}
else
{
SetRect( &rc1, 0, 0, width, height );
}
AdjustWindowRectEx( &rc1,GetWindowLong( m_hMainWindow, GWL_STYLE ),
GetMenu( m_hMainWindow ) != NULL, GetWindowLong( m_hMainWindow, GWL_EXSTYLE ) );
MoveWindow( m_hMainWindow, wndpl.rcNormalPosition.left, wndpl.rcNormalPosition.top,
rc1.right - rc1.left, rc1.bottom - rc1.top, TRUE );
}示例3: Guard
UnicodeString TConfiguration::GetFileFileInfoString(const UnicodeString & AKey,
const UnicodeString & AFileName, bool AllowEmpty) const
{
TGuard Guard(FCriticalSection);
UnicodeString Result;
void * Info = GetFileApplicationInfo(AFileName);
SCOPE_EXIT
{
if (!AFileName.IsEmpty() && Info)
{
FreeFileInfo(Info);
}
};
if ((Info != nullptr) && (GetTranslationCount(Info) > 0))
{
TTranslation Translation = GetTranslation(Info, 0);
try
{
Result = ::GetFileInfoString(Info, Translation, AKey, AllowEmpty);
}
catch (const std::exception & e)
{
(void)e;
DEBUG_PRINTF("Error: %s", ::MB2W(e.what()).c_str());
Result.Clear();
}
}
else
{
assert(!AFileName.IsEmpty());
}
return Result;
}示例4: Guard
ULONG CIniFileBase::GetString ( LPCTSTR lpSectionName, LPCTSTR lpKeyName, LPCTSTR lpDefault, LPTSTR lpReturnedString, ULONG nSize )
{
CGuard Guard(m_CS);
std::string strSection;
if (lpSectionName == NULL || _tcslen(lpSectionName) == 0)
{
strSection = "default";
}
else
{
strSection = lpSectionName;
}
if (m_File.IsOpen() && MoveToSectionNameData(strSection.c_str(),true))
{
KeyValueList::iterator iter = m_CurrentSectionData.find(lpKeyName);
if (iter != m_CurrentSectionData.end())
{
_tcsncpy(lpReturnedString,iter->second.c_str(),nSize - 1);
lpReturnedString[nSize - 1] = 0;
return (ULONG)_tcslen(lpReturnedString);
}
}
_tcsncpy(lpReturnedString,lpDefault,nSize - 1);
lpReturnedString[nSize - 1] = 0;
return (ULONG)_tcslen(lpReturnedString);
}示例5: Guard
IDF_ERRORCODE iDFPluginMgr::run_all_plugins()
{
idf::LockGuard<idf::MutexLock> Guard(this->lock);
std::vector<iDFPluginWrapper*>::iterator begin=this->plugins.begin();
std::vector<iDFPluginWrapper*>::iterator end = this->plugins.end();
for(; begin!=end; begin++)
{
iDFPluginWrapper * plugin = *begin;
if(!plugin->is_valid() || plugin->is_run())
{
printf("skip the plugin, %d", plugin->get_plugin_id());
continue;
}
IDF_ERRORCODE error_code = plugin->init() || plugin->start();
if(IDF_IS_ERROR(error_code))
{
printf("plugin failed to start it~, skip it~, error code is %lld", error_code);
continue;
}
}
return IDF_SUCCESS;
}示例6: Guard
//---------------------------------------------------------------------------
UnicodeString TConfiguration::GetFileInfoString(const UnicodeString & Key,
const UnicodeString & FileName) const
{
TGuard Guard(FCriticalSection);
UnicodeString Result;
void * Info = GetFileApplicationInfo(FileName);
SCOPE_EXIT
{
if (!FileName.IsEmpty() && Info)
{
FreeFileInfo(Info);
}
};
{
if ((Info != nullptr) && (GetTranslationCount(Info) > 0))
{
TTranslation Translation = GetTranslation(Info, 0);
try
{
Result = ::GetFileInfoString(Info, Translation, Key);
}
catch (const std::exception & e)
{
(void)e;
DEBUG_PRINTF(L"Error: %s", MB2W(e.what()).c_str());
Result = L"";
}
}
}
return Result;
}示例7: NOW
RafLinkedList* AccountMgr::GetRAFAccounts(uint32 accid, bool referred)
{
RafLinkedMap::iterator itr = mRAFLinkedMap.find(std::pair<uint32,bool>(accid, referred));
if (itr == mRAFLinkedMap.end())
{
QueryResult* result;
if (referred)
result = LoginDatabase.PQuery("SELECT `friend_id` FROM `account_friends` WHERE `id` = %u AND `expire_date` > NOW() LIMIT %u", accid, sWorld.getConfig(CONFIG_UINT32_RAF_MAXREFERERS));
else
result = LoginDatabase.PQuery("SELECT `id` FROM `account_friends` WHERE `friend_id` = %u AND `expire_date` > NOW() LIMIT %u", accid, sWorld.getConfig(CONFIG_UINT32_RAF_MAXREFERALS));
RafLinkedList acclist;
if (result)
{
do
{
Field* fields = result->Fetch();
uint32 refaccid = fields[0].GetUInt32();
acclist.push_back(refaccid);
}
while (result->NextRow());
delete result;
}
ReadGuard Guard(GetLock());
mRAFLinkedMap.insert(RafLinkedMap::value_type(std::pair<uint32,bool>(accid, referred), acclist));
itr = mRAFLinkedMap.find(std::pair<uint32,bool>(accid, referred));
}
return &itr->second;
}示例8: GetPlayerDataCache
void AccountMgr::ClearPlayerDataCache(ObjectGuid guid)
{
if (!guid || !guid.IsPlayer())
return;
PlayerDataCache const* cache = GetPlayerDataCache(guid, false);
if (cache)
{
uint32 accId = cache->account;
WriteGuard Guard(GetLock());
PlayerDataCacheMap::iterator itr = mPlayerDataCacheMap.find(guid);
if (itr != mPlayerDataCacheMap.end())
mPlayerDataCacheMap.erase(itr);
RafLinkedMap::iterator itr1 = mRAFLinkedMap.find(std::pair<uint32,bool>(accId, true));
if (itr1 != mRAFLinkedMap.end())
mRAFLinkedMap.erase(itr1);
itr1 = mRAFLinkedMap.find(std::pair<uint32,bool>(accId, false));
if (itr1 != mRAFLinkedMap.end())
mRAFLinkedMap.erase(itr1);
}
}示例9: Guard
void CTraceLog::WriteTrace ( TraceType Type, LPCTSTR Message)
{
CGuard Guard(m_CS);
if (Type != TraceNone)
{
bool WriteToLog = false;
for (int i = 0; i < (int)m_Modules.size(); i++ )
{
if ((m_Modules[i]->GetTraceLevel() & Type) != 0)
{
WriteToLog = true;
break;
}
}
if (!WriteToLog) { return; }
}
if ((Type & TraceNoHeader) == 0)
{
TCHAR pBuffer[300];
int nPos = 0;
SYSTEMTIME sysTime;
::GetLocalTime(&sysTime);
nPos = _stprintf( pBuffer, _T("%04d/%02d/%02d %02d:%02d:%02d.%03d %05d: "), sysTime.wYear,
sysTime.wMonth,sysTime.wDay,sysTime.wHour,sysTime.wMinute,sysTime.wSecond,sysTime.wMilliseconds,
::GetCurrentThreadId()
);
// show the debug level
if (Type == TraceNone) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("None : ")); }
else if ((Type & TraceError) != 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Error : ")); }
else if ((Type & TraceSettings) != 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Setting: ")); }
else if ((Type & TraceGfxPlugin) != 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Gfx : ")); }
else if ((Type & TraceDebug) != 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Debug : ")); }
else if ((Type & TraceRecompiler)!= 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Recomp : ")); }
else if ((Type & TraceRSP )!= 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("RSP : ")); }
else if ((Type & TraceTLB )!= 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("TLB : ")); }
else if ((Type & TraceValidate )!= 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Valid : ")); }
else if ((Type & TraceAudio )!= 0) { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Audio : ")); }
else { nPos += _stprintf(pBuffer+nPos,_T("%s"),_T("Unknown: ")); }
for (int i = 0; i < (int)m_Modules.size(); i++ )
{
if ((m_Modules[i]->GetTraceLevel() & Type) != 0)
{
m_Modules[i]->Write(pBuffer, false);
}
}
}
for (int i = 0; i < (int)m_Modules.size(); i++ )
{
if ((m_Modules[i]->GetTraceLevel() & Type) != 0)
{
m_Modules[i]->Write(Message, true);
}
}
}示例10: header
bool WorldSocket::SendPacket(const WorldPacket& pct)
{
if (IsClosed())
return false;
// Dump outgoing packet.
sLog.outWorldPacketDump(native_handle(), pct.GetOpcode(), pct.GetOpcodeName(), &pct, false);
ServerPktHeader header(pct.size() + 2, pct.GetOpcode());
crypt_.EncryptSend((uint8*) header.header, header.getHeaderLength());
GuardType Guard(out_buffer_lock_);
if (out_buffer_->space() >= pct.size() + header.getHeaderLength())
{
// Put the packet on the buffer.
if (!out_buffer_->Write(header.header, header.getHeaderLength()))
MANGOS_ASSERT(false);
if (!pct.empty() && !out_buffer_->Write(pct.contents(), pct.size()))
MANGOS_ASSERT(false);
}
else
{
// Enqueue the packet.
throw std::exception("network write buffer is too small to accommodate packet");
}
StartAsyncSend();
return true;
}示例11: AppendExceptionStackTraceAndForget
//---------------------------------------------------------------------------
bool __fastcall AppendExceptionStackTraceAndForget(TStrings *& MoreMessages)
{
bool Result = false;
TGuard Guard(StackTraceCriticalSection.get());
TStackTraceMap::iterator Iterator = StackTraceMap.find(GetCurrentThreadId());
if (Iterator != StackTraceMap.end())
{
std::unique_ptr<TStrings> OwnedMoreMessages;
if (MoreMessages == NULL)
{
OwnedMoreMessages.reset(new TStringList());
MoreMessages = OwnedMoreMessages.get();
Result = true;
}
if (!MoreMessages->Text.IsEmpty())
{
MoreMessages->Text = MoreMessages->Text + "\n";
}
MoreMessages->Text = MoreMessages->Text + LoadStr(STACK_TRACE) + "\n";
MoreMessages->AddStrings(Iterator->second);
delete Iterator->second;
StackTraceMap.erase(Iterator);
OwnedMoreMessages.release();
}
return Result;
}示例12: DEBUG_FILTER_LOG
// call this method only
void TerrainInfo::CleanUpGrids(uint32 const diff)
{
for (int y = 0; y < MAX_NUMBER_OF_GRIDS; ++y)
{
for (int x = 0; x < MAX_NUMBER_OF_GRIDS; ++x)
{
// delete those GridMap objects which have refcount == 0
if (m_GridMaps[x][y] && m_GridMaps[x][y].count() == 0)
{
DEBUG_FILTER_LOG(LOG_FILTER_MAP_LOADING,"TerrainInfo::CleanUpGrids unload grid map:%u x:%d y:%d", GetMapId(), x, y);
WriteGuard Guard(GetLock(), true);
GridMapPtr tmpPtr = m_GridMaps[x][y];
m_GridMaps[x][y] = GridMapPtr();
// unload VMAPS...
VMAP::VMapFactory::createOrGetVMapManager()->unloadMap(m_mapId, x, y);
// unload mmap...
MMAP::MMapFactory::createOrGetMMapManager()->unloadMap(m_mapId, x, y);
// tmpPtr be auto-erased after cycle end
}
}
}
}示例13: getEndPosition
bool PathFinder::calculate(float destX, float destY, float destZ, bool forceDest)
{
Vector3 oldDest = getEndPosition();
Vector3 dest(destX, destY, destZ);
setEndPosition(dest);
float x, y, z;
m_sourceUnit->GetPosition(x, y, z);
Vector3 start(x, y, z);
setStartPosition(start);
m_forceDestination = forceDest;
DEBUG_FILTER_LOG(LOG_FILTER_PATHFINDING, "++ PathFinder::calculate() for %u \n", m_sourceUnit->GetGUIDLow());
// make sure navMesh works - we can run on map w/o mmap
// check if the start and end point have a .mmtile loaded (can we pass via not loaded tile on the way?)
if (!m_navMesh || !m_navMeshQuery || m_sourceUnit->hasUnitState(UNIT_STAT_IGNORE_PATHFINDING) ||
!HaveTile(start) || !HaveTile(dest) || (m_sourceUnit->GetTypeId() == TYPEID_UNIT && ((Creature*)m_sourceUnit)->IsLevitating()))
{
BuildShortcut();
m_type = PathType(PATHFIND_NORMAL | PATHFIND_NOT_USING_PATH);
return true;
}
updateFilter();
{
ReadGuard Guard(MMAP::MMapFactory::createOrGetMMapManager()->GetLock(m_sourceUnit->GetMapId()));
BuildPolyPath(start, dest);
}
return true;
}示例14: DebugAssert
void TSessionLog::Add(TLogLineType Type, UnicodeString ALine)
{
DebugAssert(FConfiguration);
if (GetLogging())
{
try
{
if (FParent != nullptr)
{
DoAdd(Type, ALine, nb::bind(&TSessionLog::DoAddToParent, this));
}
else
{
TGuard Guard(FCriticalSection);
DoAdd(Type, ALine, nb::bind(&TSessionLog::DoAddToSelf, this));
}
}
catch (Exception &E)
{
// We failed logging, turn it off and notify user.
FConfiguration->SetLogging(false);
try
{
throw ExtException(&E, LoadStr(LOG_GEN_ERROR));
}
catch (Exception &E2)
{
AddException(&E2);
FUI->HandleExtendedException(&E2);
}
}
}
}示例15: ABILITY_LOG
void FAggregator::BroadcastOnDirty()
{
// If we are batching on Dirty calls (and we actually have dependents registered with us) then early out.
if (FScopedAggregatorOnDirtyBatch::GlobalBatchCount > 0 && (Dependents.Num() > 0 || OnDirty.IsBound()))
{
FScopedAggregatorOnDirtyBatch::DirtyAggregators.Add(this);
return;
}
if (IsBroadcastingDirty)
{
// Apologies for the vague warning but its very hard from this spot to call out what data has caused this. If this frequently happens we should improve this.
ABILITY_LOG(Warning, TEXT("FAggregator detected cyclic attribute dependencies. We are skipping a recursive dirty call. Its possible the resulting attribute values are not what you expect!"));
return;
}
TGuardValue<bool> Guard(IsBroadcastingDirty, true);
OnDirty.Broadcast(this);
TArray<FActiveGameplayEffectHandle> ValidDependents;
for (FActiveGameplayEffectHandle Handle : Dependents)
{
UAbilitySystemComponent* ASC = Handle.GetOwningAbilitySystemComponent();
if (ASC)
{
ASC->OnMagnitudeDependencyChange(Handle, this);
ValidDependents.Add(Handle);
}
}
Dependents = ValidDependents;
}