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qt3/src/kernel/qnetworkprotocol.h

245 lines
6.8 KiB

/****************************************************************************
**
** Definition of QNetworkProtocol class
**
** Created : 950429
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of the kernel 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 files LICENSE.GPL2
** and LICENSE.GPL3 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:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial 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 WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/
#ifndef QNETWORKPROTOCOL_H
#define QNETWORKPROTOCOL_H
#ifndef QT_H
#include "qurlinfo.h"
#include "qstring.h"
#include "qdict.h"
#include "qobject.h"
#endif // QT_H
#ifndef QT_NO_NETWORKPROTOCOL
#if __GNUC__ - 0 > 3
#pragma GCC system_header
#endif
class QNetworkProtocol;
class QNetworkOperation;
class QTimer;
class QUrlOperator;
class QNetworkProtocolPrivate;
template <class T> class QValueList;
class Q_EXPORT QNetworkProtocolFactoryBase
{
public:
virtual QNetworkProtocol *createObject() = 0;
};
template< class T >
class QNetworkProtocolFactory : public QNetworkProtocolFactoryBase
{
public:
QNetworkProtocol *createObject() {
return new T;
}
};
typedef QDict< QNetworkProtocolFactoryBase > QNetworkProtocolDict;
class Q_EXPORT QNetworkProtocol : public QObject
{
Q_OBJECT
public:
enum State {
StWaiting = 0,
StInProgress,
StDone,
StFailed,
StStopped
};
enum Operation {
OpListChildren = 1,
OpMkDir = 2,
OpMkdir = OpMkDir, // ### remove in 4.0
OpRemove = 4,
OpRename = 8,
OpGet = 32,
OpPut = 64
};
enum ConnectionState {
ConHostFound,
ConConnected,
ConClosed
};
enum Error {
// no error
NoError = 0,
// general errors
ErrValid,
ErrUnknownProtocol,
ErrUnsupported,
ErrParse,
// errors on connect
ErrLoginIncorrect,
ErrHostNotFound,
// protocol errors
ErrListChildren,
ErrListChlidren = ErrListChildren, // ### remove in 4.0
ErrMkDir,
ErrMkdir = ErrMkDir, // ### remove in 4.0
ErrRemove,
ErrRename,
ErrGet,
ErrPut,
ErrFileNotExisting,
ErrPermissionDenied
};
QNetworkProtocol();
virtual ~QNetworkProtocol();
virtual void setUrl( QUrlOperator *u );
virtual void setAutoDelete( bool b, int i = 10000 );
bool autoDelete() const;
static void registerNetworkProtocol( const QString &protocol,
QNetworkProtocolFactoryBase *protocolFactory );
static QNetworkProtocol *getNetworkProtocol( const QString &protocol );
static bool hasOnlyLocalFileSystem();
virtual int supportedOperations() const;
virtual void addOperation( QNetworkOperation *op );
QUrlOperator *url() const;
QNetworkOperation *operationInProgress() const;
virtual void clearOperationQueue();
virtual void stop();
signals:
void data( const QByteArray &, QNetworkOperation *res );
void connectionStateChanged( int state, const QString &data );
void finished( QNetworkOperation *res );
void start( QNetworkOperation *res );
void newChildren( const QValueList<QUrlInfo> &, QNetworkOperation *res );
void newChild( const QUrlInfo &, QNetworkOperation *res );
void createdDirectory( const QUrlInfo &, QNetworkOperation *res );
void removed( QNetworkOperation *res );
void itemChanged( QNetworkOperation *res );
void dataTransferProgress( int bytesDone, int bytesTotal, QNetworkOperation *res );
protected:
virtual void processOperation( QNetworkOperation *op );
virtual void operationListChildren( QNetworkOperation *op );
virtual void operationMkDir( QNetworkOperation *op );
virtual void operationRemove( QNetworkOperation *op );
virtual void operationRename( QNetworkOperation *op );
virtual void operationGet( QNetworkOperation *op );
virtual void operationPut( QNetworkOperation *op );
virtual void operationPutChunk( QNetworkOperation *op );
virtual bool checkConnection( QNetworkOperation *op );
private:
QNetworkProtocolPrivate *d;
private slots:
void processNextOperation( QNetworkOperation *old );
void startOps();
void emitNewChildren( const QUrlInfo &i, QNetworkOperation *op );
void removeMe();
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QNetworkProtocol( const QNetworkProtocol & );
QNetworkProtocol &operator=( const QNetworkProtocol & );
#endif
};
class QNetworkOperationPrivate;
class Q_EXPORT QNetworkOperation : public QObject
{
Q_OBJECT
friend class QUrlOperator;
public:
QNetworkOperation( QNetworkProtocol::Operation operation,
const QString &arg0, const QString &arg1,
const QString &arg2 );
QNetworkOperation( QNetworkProtocol::Operation operation,
const QByteArray &arg0, const QByteArray &arg1,
const QByteArray &arg2 );
~QNetworkOperation();
void setState( QNetworkProtocol::State state );
void setProtocolDetail( const QString &detail );
void setErrorCode( int ec );
void setArg( int num, const QString &arg );
void setRawArg( int num, const QByteArray &arg );
QNetworkProtocol::Operation operation() const;
QNetworkProtocol::State state() const;
QString arg( int num ) const;
QByteArray rawArg( int num ) const;
QString protocolDetail() const;
int errorCode() const;
void free();
private slots:
void deleteMe();
private:
QByteArray &raw( int num ) const;
QNetworkOperationPrivate *d;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QNetworkOperation( const QNetworkOperation & );
QNetworkOperation &operator=( const QNetworkOperation & );
#endif
};
#endif // QT_NO_NETWORKPROTOCOL
#endif // QNETWORKPROTOCOL_H