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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qsocket.h</h1>
<p>This is the verbatim text of the qsocket.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/****************************************************************************
** $Id: qt/qsocket.h 3.3.8 edited Jan 11 14:38 $
**
** Definition of QSocket class.
**
** Created : 970521
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the network module of the Qt GUI Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free Qt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
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** or contact the sales department at sales@trolltech.com.
**
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** herein.
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**********************************************************************/
#ifndef QSOCKET_H
#define QSOCKET_H
#ifndef QT_H
#include "qobject.h"
#include "qiodevice.h"
#include "qhostaddress.h" // int->QHostAddress conversion
#endif // QT_H
#if !defined( QT_MODULE_NETWORK ) || defined( QT_LICENSE_PROFESSIONAL ) || defined( QT_INTERNAL_NETWORK )
#define QM_EXPORT_NETWORK
#else
#define QM_EXPORT_NETWORK Q_EXPORT
#endif
#ifndef QT_NO_NETWORK
class QSocketPrivate;
class QSocketDevice;
class QM_EXPORT_NETWORK QSocket : public QObject, public QIODevice
{
Q_OBJECT
public:
enum Error {
ErrConnectionRefused,
ErrHostNotFound,
ErrSocketRead
};
QSocket( QObject *parent=0, const char *name=0 );
virtual ~QSocket();
enum State { Idle, HostLookup, Connecting,
Connected, Closing,
Connection=Connected };
State state() const;
int socket() const;
virtual void setSocket( int );
QSocketDevice *socketDevice();
virtual void setSocketDevice( QSocketDevice * );
#ifndef QT_NO_DNS
virtual void connectToHost( const QString &host, Q_UINT16 port );
#endif
QString peerName() const;
// Implementation of QIODevice abstract virtual functions
bool open( int mode );
void close();
void flush();
Offset size() const;
Offset at() const;
bool at( Offset );
bool atEnd() const;
Q_ULONG bytesAvailable() const; // ### QIODevice::Offset instead?
Q_ULONG waitForMore( int msecs, bool *timeout ) const;
Q_ULONG waitForMore( int msecs ) const; // ### Qt 4.0: merge the two overloads
Q_ULONG bytesToWrite() const;
void clearPendingData();
Q_LONG readBlock( char *data, Q_ULONG maxlen );
Q_LONG writeBlock( const char *data, Q_ULONG len );
Q_LONG readLine( char *data, Q_ULONG maxlen );
int getch();
int putch( int );
int ungetch(int);
bool canReadLine() const;
virtual QString readLine();
Q_UINT16 port() const;
Q_UINT16 peerPort() const;
QHostAddress address() const;
QHostAddress peerAddress() const;
void setReadBufferSize( Q_ULONG );
Q_ULONG readBufferSize() const;
signals:
void hostFound();
void connected();
void connectionClosed();
void delayedCloseFinished();
void readyRead();
void bytesWritten( int nbytes );
void error( int );
protected slots:
virtual void sn_read( bool force=FALSE );
virtual void sn_write();
private slots:
void tryConnecting();
void emitErrorConnectionRefused();
private:
QSocketPrivate *d;
bool consumeWriteBuf( Q_ULONG nbytes );
void tryConnection();
void setSocketIntern( int socket );
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QSocket( const QSocket & );
QSocket &operator=( const QSocket & );
#endif
};
#endif //QT_NO_NETWORK
#endif // QSOCKET_H
</pre>
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