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106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this
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** file. Please review the following information to ensure the GNU Lesser
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** General Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU General
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** Public License version 3.0 as published by the Free Software Foundation
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** and appearing in the file LICENSE.GPL included in the packaging of this
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** file. Please review the following information to ensure the GNU General
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** Public License version 3.0 requirements will be met:
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** http://www.gnu.org/copyleft/gpl.html.
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**
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** Other Usage
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QSAVEFILE_H
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#define QSAVEFILE_H
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#include <QtCore/QFile>
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#include <QtCore/QString>
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#ifdef open
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#error qsavefile.h must be included before any header file that defines open
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#endif
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class QAbstractFileEngine;
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class QSaveFilePrivate;
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class QSaveFile : public QIODevice
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(QSaveFile)
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public:
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QSaveFile();
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explicit QSaveFile(const QString &name);
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explicit QSaveFile(QObject *parent);
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QSaveFile(const QString &name, QObject *parent);
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~QSaveFile();
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QFile::FileError error() const;
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void unsetError();
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QString fileName() const;
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void setFileName(const QString &name);
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bool isSequential() const;
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virtual bool open(OpenMode flags);
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bool commit();
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void cancelWriting();
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qint64 size() const;
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qint64 pos() const;
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bool seek(qint64 offset);
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bool atEnd() const;
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bool flush();
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bool resize(qint64 sz);
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int handle() const;
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protected:
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qint64 readData(char *data, qint64 maxlen);
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qint64 writeData(const char *data, qint64 len);
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qint64 readLineData(char *data, qint64 maxlen);
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private:
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virtual void close();
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private:
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Q_DISABLE_COPY(QSaveFile)
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QSaveFilePrivate* const d_ptr;
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};
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#endif // QSAVEFILE_H
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