qnetworkreply.h
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上传日期:2022-06-22
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- /****************************************************************************
- **
- ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- ** Contact: Qt Software Information (qt-info@nokia.com)
- **
- ** This file is part of the QtNetwork module of the Qt Toolkit.
- **
- ** Commercial Usage
- ** Licensees holding valid Qt Commercial licenses may use this file in
- ** accordance with the Qt Commercial License Agreement provided with the
- ** Software or, alternatively, in accordance with the terms contained in
- ** a written agreement between you and Nokia.
- **
- **
- ** GNU General Public License Usage
- ** Alternatively, 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. Please review the following information
- ** to ensure GNU General Public Licensing requirements will be met:
- ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
- ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
- ** exception, Nokia gives you certain additional rights. These rights
- ** are described in the Nokia Qt GPL Exception version 1.3, included in
- ** the file GPL_EXCEPTION.txt in this package.
- **
- ** Qt for Windows(R) Licensees
- ** As a special exception, Nokia, as the sole copyright holder for Qt
- ** Designer, grants users of the Qt/Eclipse Integration plug-in the
- ** right for the Qt/Eclipse Integration to link to functionality
- ** provided by Qt Designer and its related libraries.
- **
- ** If you are unsure which license is appropriate for your use, please
- ** contact the sales department at qt-sales@nokia.com.
- **
- ****************************************************************************/
- #ifndef QNETWORKREPLY_H
- #define QNETWORKREPLY_H
- #include <QtCore/QIODevice>
- #include <QtCore/QString>
- #include <QtCore/QVariant>
- #include <QtNetwork/QNetworkRequest>
- #include <QtNetwork/QNetworkAccessManager>
- QT_BEGIN_HEADER
- QT_BEGIN_NAMESPACE
- QT_MODULE(Network)
- class QUrl;
- class QVariant;
- class QAuthenticator;
- class QSslConfiguration;
- class QSslError;
- class QNetworkReplyPrivate;
- class Q_NETWORK_EXPORT QNetworkReply: public QIODevice
- {
- Q_OBJECT
- Q_ENUMS(NetworkError)
- public:
- enum NetworkError {
- NoError = 0,
- // network layer errors [relating to the destination server] (1-99):
- ConnectionRefusedError = 1,
- RemoteHostClosedError,
- HostNotFoundError,
- TimeoutError,
- OperationCanceledError,
- SslHandshakeFailedError,
- UnknownNetworkError = 99,
- // proxy errors (101-199):
- ProxyConnectionRefusedError = 101,
- ProxyConnectionClosedError,
- ProxyNotFoundError,
- ProxyTimeoutError,
- ProxyAuthenticationRequiredError,
- UnknownProxyError = 199,
- // content errors (201-299):
- ContentAccessDenied = 201,
- ContentOperationNotPermittedError,
- ContentNotFoundError,
- AuthenticationRequiredError,
- UnknownContentError = 299,
- // protocol errors
- ProtocolUnknownError = 301,
- ProtocolInvalidOperationError,
- ProtocolFailure = 399
- };
- ~QNetworkReply();
- virtual void abort() = 0;
- // reimplemented from QIODevice
- virtual void close();
- virtual bool isSequential() const;
- // like QAbstractSocket:
- qint64 readBufferSize() const;
- virtual void setReadBufferSize(qint64 size);
- QNetworkAccessManager *manager() const;
- QNetworkAccessManager::Operation operation() const;
- QNetworkRequest request() const;
- NetworkError error() const;
- QUrl url() const;
- // "cooked" headers
- QVariant header(QNetworkRequest::KnownHeaders header) const;
- // raw headers:
- bool hasRawHeader(const QByteArray &headerName) const;
- QList<QByteArray> rawHeaderList() const;
- QByteArray rawHeader(const QByteArray &headerName) const;
- // attributes
- QVariant attribute(QNetworkRequest::Attribute code) const;
- #ifndef QT_NO_OPENSSL
- QSslConfiguration sslConfiguration() const;
- void setSslConfiguration(const QSslConfiguration &configuration);
- #endif
- public Q_SLOTS:
- virtual void ignoreSslErrors();
- Q_SIGNALS:
- void metaDataChanged();
- void finished();
- void error(QNetworkReply::NetworkError);
- #ifndef QT_NO_OPENSSL
- void sslErrors(const QList<QSslError> &errors);
- #endif
- void uploadProgress(qint64 bytesSent, qint64 bytesTotal);
- void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
- protected:
- QNetworkReply(QObject *parent = 0);
- QNetworkReply(QNetworkReplyPrivate &dd, QObject *parent);
- virtual qint64 writeData(const char *data, qint64 len);
- void setOperation(QNetworkAccessManager::Operation operation);
- void setRequest(const QNetworkRequest &request);
- void setError(NetworkError errorCode, const QString &errorString);
- void setUrl(const QUrl &url);
- void setHeader(QNetworkRequest::KnownHeaders header, const QVariant &value);
- void setRawHeader(const QByteArray &headerName, const QByteArray &value);
- void setAttribute(QNetworkRequest::Attribute code, const QVariant &value);
- private:
- Q_DECLARE_PRIVATE(QNetworkReply)
- };
- QT_END_NAMESPACE
- QT_END_HEADER
- #endif