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Rocky5
921f9fe9f8
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93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
#pragma once
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/*
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* Copyright (C) 2005-2013 Team XBMC
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* http://xbmc.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with XBMC; see the file COPYING. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#include "utils/SingleLock.h"
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#include "IDirectory.h"
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#include "Directory.h"
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#include <map>
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#include <set>
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class CFileItem;
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namespace XFILE
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{
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class CDirectoryCache
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{
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class CDir
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{
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public:
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CDir(DIR_CACHE_TYPE cacheType);
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virtual ~CDir();
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void SetLastAccess(unsigned int &accessCounter);
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unsigned int GetLastAccess() const { return m_lastAccess; };
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CFileItemList* m_Items;
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DIR_CACHE_TYPE m_cacheType;
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private:
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unsigned int m_lastAccess;
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};
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public:
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CDirectoryCache(void);
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virtual ~CDirectoryCache(void);
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bool GetDirectory(const CStdString& strPath, CFileItemList &items, bool retrieveAll = false);
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void SetDirectory(const CStdString& strPath, const CFileItemList &items, DIR_CACHE_TYPE cacheType);
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void ClearDirectory(const CStdString& strPath);
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void ClearFile(const CStdString& strFile);
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void ClearSubPaths(const CStdString& strPath);
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void Clear();
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void AddFile(const CStdString& strFile);
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bool FileExists(const CStdString& strPath, bool& bInCache);
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void InitThumbCache();
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void ClearThumbCache();
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void InitMusicThumbCache();
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void ClearMusicThumbCache();
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#ifdef _DEBUG
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void PrintStats() const;
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#endif
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protected:
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void InitCache(std::set<CStdString>& dirs);
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void ClearCache(std::set<CStdString>& dirs);
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bool IsCacheDir(const CStdString &strPath) const;
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void CheckIfFull();
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std::map<CStdString, CDir*> m_cache;
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typedef std::map<CStdString, CDir*>::iterator iCache;
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typedef std::map<CStdString, CDir*>::const_iterator ciCache;
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void Delete(iCache i);
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CCriticalSection m_cs;
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std::set<CStdString> m_thumbDirs;
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std::set<CStdString> m_musicThumbDirs;
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int m_iThumbCacheRefCount;
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int m_iMusicThumbCacheRefCount;
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unsigned int m_accessCounter;
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#ifdef _DEBUG
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unsigned int m_cacheHits;
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unsigned int m_cacheMisses;
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#endif
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};
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}
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extern XFILE::CDirectoryCache g_directoryCache;
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