| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
| ** License version 2.1 as published by the Free Software Foundation and |
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| ** file. Please review the following information to ensure the GNU Lesser |
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| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 as published by the Free Software Foundation |
| ** and appearing in the file LICENSE.GPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU General |
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| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
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| ** $QT_END_LICENSE$ |
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| ****************************************************************************/ |
| |
| #ifndef QFILEINFO_P_H |
| #define QFILEINFO_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include "qfileinfo.h" |
| #include "qabstractfileengine.h" |
| #include "qdatetime.h" |
| #include "qatomic.h" |
| #include "qshareddata.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QFileInfoPrivate : public QSharedData |
| { |
| public: |
| |
| enum { CachedFileFlags=0x01, CachedLinkTypeFlag=0x02, CachedBundleTypeFlag=0x04, |
| CachedMTime=0x10, CachedCTime=0x20, CachedATime=0x40, |
| CachedSize =0x08, CachedPerms=0x80 }; |
| |
| inline QFileInfoPrivate() |
| : QSharedData(), fileEngine(0), |
| cachedFlags(0), |
| isDefaultConstructed(true), |
| cache_enabled(true), fileFlags(0), fileSize(0) |
| {} |
| inline QFileInfoPrivate(const QFileInfoPrivate ©) |
| : QSharedData(copy), fileEngine(QAbstractFileEngine::create(copy.fileName)), |
| fileName(copy.fileName), |
| cachedFlags(0), |
| #ifndef QT_NO_FSFILEENGINE |
| isDefaultConstructed(false), |
| #else |
| isDefaultConstructed(!fileEngine), |
| #endif |
| cache_enabled(copy.cache_enabled), fileFlags(0), fileSize(0) |
| {} |
| inline QFileInfoPrivate(const QString &file) |
| : QSharedData(), fileEngine(QAbstractFileEngine::create(file)), |
| fileName(file), |
| cachedFlags(0), |
| #ifndef QT_NO_FSFILEENGINE |
| isDefaultConstructed(false), |
| #else |
| isDefaultConstructed(!fileEngine), |
| #endif |
| cache_enabled(true), fileFlags(0), fileSize(0) |
| { |
| } |
| |
| inline void clearFlags() const { |
| fileFlags = 0; |
| cachedFlags = 0; |
| if (fileEngine) |
| (void)fileEngine->fileFlags(QAbstractFileEngine::Refresh); |
| } |
| inline void clear() { |
| clearFlags(); |
| for (int i = QAbstractFileEngine::NFileNames - 1 ; i >= 0 ; --i) |
| fileNames[i].clear(); |
| fileOwners[1].clear(); |
| fileOwners[0].clear(); |
| } |
| |
| uint getFileFlags(QAbstractFileEngine::FileFlags) const; |
| QDateTime &getFileTime(QAbstractFileEngine::FileTime) const; |
| QString getFileName(QAbstractFileEngine::FileName) const; |
| QString getFileOwner(QAbstractFileEngine::FileOwner own) const; |
| |
| QScopedPointer<QAbstractFileEngine> const fileEngine; |
| |
| mutable QString fileName; |
| mutable QString fileNames[QAbstractFileEngine::NFileNames]; |
| mutable QString fileOwners[2]; |
| |
| mutable uint cachedFlags : 30; |
| bool const isDefaultConstructed : 1; // QFileInfo is a default constructed instance |
| bool cache_enabled : 1; |
| mutable uint fileFlags; |
| mutable qint64 fileSize; |
| mutable QDateTime fileTimes[3]; |
| inline bool getCachedFlag(uint c) const |
| { return cache_enabled ? (cachedFlags & c) : 0; } |
| inline void setCachedFlag(uint c) const |
| { if (cache_enabled) cachedFlags |= c; } |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QFILEINFO_P_H |