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79 lines
2.0 KiB
79 lines
2.0 KiB
/*
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* bytestream.h - base class for bytestreams
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* Copyright (C) 2003 Justin Karneges
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef CS_BYTESTREAM_H
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#define CS_BYTESTREAM_H
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#include<qobject.h>
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#include<qcstring.h>
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// CS_NAMESPACE_BEGIN
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// CS_EXPORT_BEGIN
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class ByteStream : public QObject
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{
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Q_OBJECT
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public:
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enum Error { ErrRead, ErrWrite, ErrCustom = 10 };
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ByteStream(QObject *parent=0);
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virtual ~ByteStream()=0;
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virtual bool isOpen() const;
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virtual void close();
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virtual void write(const QByteArray &);
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virtual QByteArray read(int bytes=0);
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virtual int bytesAvailable() const;
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virtual int bytesToWrite() const;
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void write(const QCString &);
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static void appendArray(QByteArray *a, const QByteArray &b);
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static QByteArray takeArray(QByteArray *from, int size=0, bool del=true);
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signals:
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void connectionClosed();
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void delayedCloseFinished();
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void readyRead();
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void bytesWritten(int);
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void error(int);
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protected:
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void clearReadBuffer();
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void clearWriteBuffer();
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void appendRead(const QByteArray &);
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void appendWrite(const QByteArray &);
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QByteArray takeRead(int size=0, bool del=true);
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QByteArray takeWrite(int size=0, bool del=true);
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QByteArray & readBuf();
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QByteArray & writeBuf();
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virtual int tryWrite();
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private:
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//! \if _hide_doc_
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class Private;
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Private *d;
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//! \endif
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};
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// CS_EXPORT_END
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// CS_NAMESPACE_END
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#endif
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