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qfileinfo.h Include File

发布于 2019-10-04 15:00:15 字数 3942 浏览 885 评论 0 收藏 0

This is the verbatim text of the qfileinfo.h include file. It is provided only for illustration; the copyright remains with Trolltech.


/****************************************************************************
** $Id$
**
** Definition of QFileInfo class
**
** Created : 950628
**
** Copyright (C) 1992-2002 Trolltech AS.  All rights reserved.
**
** This file is part of the tools module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** licenses may use this file in accordance with the Qt Commercial License
** Agreement provided with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
**   information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#ifndef QFILEINFO_H
#define QFILEINFO_H

#ifndef QT_H
#include "qfile.h"
#include "qdatetime.h"
#endif // QT_H


class QDir;
struct QFileInfoCache;


class Q_EXPORT QFileInfo				   // file information class
{
public:
    enum PermissionSpec {
	ReadUser  = 0400, WriteUser  = 0200, ExeUser  = 0100,
	ReadGroup = 0040, WriteGroup = 0020, ExeGroup = 0010,
	ReadOther = 0004, WriteOther = 0002, ExeOther = 0001 };

    QFileInfo();
    QFileInfo( const QString &file );
    QFileInfo( const QFile & );
#ifndef QT_NO_DIR
    QFileInfo( const QDir &, const QString &fileName );
#endif
    QFileInfo( const QFileInfo & );
   ~QFileInfo();

    QFileInfo  &operator=( const QFileInfo & );

    void	setFile( const QString &file );
    void	setFile( const QFile & );
#ifndef QT_NO_DIR
    void	setFile( const QDir &, const QString &fileName );
#endif
    bool	exists()	const;
    void	refresh()	const;
    bool	caching()	const;
    void	setCaching( bool );

    QString	filePath()	const;
    QString	fileName()	const;
#ifndef QT_NO_DIR //###
    QString	absFilePath()	const;
#endif
    QString	baseName( bool complete = FALSE ) const;
    QString	extension( bool complete = TRUE ) const;

#ifndef QT_NO_DIR //###
    QString	dirPath( bool absPath = FALSE ) const;
#endif
#ifndef QT_NO_DIR
    QDir	dir( bool absPath = FALSE )	const;
#endif
    bool	isReadable()	const;
    bool	isWritable()	const;
    bool	isExecutable()	const;

#ifndef QT_NO_DIR //###
    bool	isRelative()	const;
    bool	convertToAbs();
#endif

    bool	isFile()	const;
    bool	isDir()		const;
    bool	isSymLink()	const;

    QString	readLink()	const;

    QString	owner()		const;
    uint	ownerId()	const;
    QString	group()		const;
    uint	groupId()	const;

    bool	permission( int permissionSpec ) const;

    uint	size()		const;

    QDateTime	created()	const;
    QDateTime	lastModified()	const;
    QDateTime	lastRead()	const;

private:
    void	doStat() const;
    static void slashify( QString & );
    static void makeAbs( QString & );
    
    QString	fn;
    QFileInfoCache *fic;
    bool	cache;
#if defined(Q_OS_UNIX)
    bool        symLink;
#endif

};


inline bool QFileInfo::caching() const
{
    return cache;
}


#endif // QFILEINFO_H

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