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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /src/corelib/io/qbuffer.h
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Long live Qt 4.5!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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 appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, 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 Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QBUFFER_H
+#define QBUFFER_H
+
+#include <QtCore/qiodevice.h>
+#include <QtCore/qbytearray.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Core)
+
+class QObject;
+class QBufferPrivate;
+
+class Q_CORE_EXPORT QBuffer : public QIODevice
+{
+#ifndef QT_NO_QOBJECT
+ Q_OBJECT
+#endif
+
+public:
+#ifndef QT_NO_QOBJECT
+ explicit QBuffer(QObject *parent = 0);
+ QBuffer(QByteArray *buf, QObject *parent = 0);
+#else
+ QBuffer();
+ explicit QBuffer(QByteArray *buf);
+#endif
+ ~QBuffer();
+
+ QByteArray &buffer();
+ const QByteArray &buffer() const;
+ void setBuffer(QByteArray *a);
+
+ void setData(const QByteArray &data);
+ inline void setData(const char *data, int len);
+ const QByteArray &data() const;
+
+ bool open(OpenMode openMode);
+
+ void close();
+ qint64 size() const;
+ qint64 pos() const;
+ bool seek(qint64 off);
+ bool atEnd() const;
+ bool canReadLine() const;
+
+protected:
+#ifndef QT_NO_QOBJECT
+ void connectNotify(const char*);
+ void disconnectNotify(const char*);
+#endif
+ qint64 readData(char *data, qint64 maxlen);
+ qint64 writeData(const char *data, qint64 len);
+
+private:
+ Q_DECLARE_PRIVATE(QBuffer)
+ Q_DISABLE_COPY(QBuffer)
+
+ Q_PRIVATE_SLOT(d_func(), void _q_emitSignals())
+};
+
+inline void QBuffer::setData(const char *adata, int alen)
+{ setData(QByteArray(adata, alen)); }
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QBUFFER_H