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# qnetworkreply.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtNetwork module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QNETWORKREPLY_H
    00043 #define QNETWORKREPLY_H
    00044
    00045 #include <QtCore/QIODevice>
    00046 #include <QtCore/QString>
    00047 #include <QtCore/QVariant>
    00048
    00049 #include <QtNetwork/QNetworkRequest>
    00050 #include <QtNetwork/QNetworkAccessManager>
    00051
    00052 QT_BEGIN_HEADER
    00053
    00054 QT_BEGIN_NAMESPACE
    00055
    00056 QT_MODULE(Network)
    00057
    00058 class QUrl;
    00059 class QVariant;
    00060 class QAuthenticator;
    00061 class QSslConfiguration;
    00062 class QSslError;
    00063
    00064 class QNetworkReplyPrivate;
    00065 class Q_NETWORK_EXPORT QNetworkReply: public QIODevice
    00066 {
    00067     Q_OBJECT
    00068     Q_ENUMS(NetworkError)
    00069 public:
    00070     enum NetworkError {
    00071         NoError = 0,
    00072
    00073         // network layer errors [relating to the destination server] (1-99):
    00074         ConnectionRefusedError = 1,
    00075         RemoteHostClosedError,
    00076         HostNotFoundError,
    00077         TimeoutError,
    00078         OperationCanceledError,
    00079         SslHandshakeFailedError,
    00080         TemporaryNetworkFailureError,
    00081         UnknownNetworkError = 99,
    00082
    00083         // proxy errors (101-199):
    00084         ProxyConnectionRefusedError = 101,
    00085         ProxyConnectionClosedError,
    00086         ProxyNotFoundError,
    00087         ProxyTimeoutError,
    00088         ProxyAuthenticationRequiredError,
    00089         UnknownProxyError = 199,
    00090
    00091         // content errors (201-299):
    00092         ContentAccessDenied = 201,
    00093         ContentOperationNotPermittedError,
    00094         ContentNotFoundError,
    00095         AuthenticationRequiredError,
    00096         ContentReSendError,
    00097         UnknownContentError = 299,
    00098
    00099         // protocol errors
    00100         ProtocolUnknownError = 301,
    00101         ProtocolInvalidOperationError,
    00102         ProtocolFailure = 399
    00103     };
    00104
    00105     ~QNetworkReply();
    00106     virtual void abort() = 0;
    00107
    00108     // reimplemented from QIODevice
    00109     virtual void close();
    00110     virtual bool isSequential() const;
    00111
    00112     // like QAbstractSocket:
    00113     qint64 readBufferSize() const;
    00114     virtual void setReadBufferSize(qint64 size);
    00115
    00116     QNetworkAccessManager *manager() const;
    00117     QNetworkAccessManager::Operation operation() const;
    00118     QNetworkRequest request() const;
    00119     NetworkError error() const;
    00120     bool isFinished() const;
    00121     bool isRunning() const;
    00122     QUrl url() const;
    00123
    00124     // "cooked" headers
    00125     QVariant header(QNetworkRequest::KnownHeaders header) const;
    00126
    00127     // raw headers:
    00128     bool hasRawHeader(const QByteArray &headerName) const;
    00129     QList<QByteArray> rawHeaderList() const;
    00130     QByteArray rawHeader(const QByteArray &headerName) const;
    00131
    00132     typedef QPair<QByteArray, QByteArray> RawHeaderPair;
    00133     const QList<RawHeaderPair>& rawHeaderPairs() const;
    00134
    00135     // attributes
    00136     QVariant attribute(QNetworkRequest::Attribute code) const;
    00137
    00138 #ifndef QT_NO_OPENSSL
    00139     QSslConfiguration sslConfiguration() const;
    00140     void setSslConfiguration(const QSslConfiguration &configuration);
    00141     void ignoreSslErrors(const QList<QSslError> &errors);
    00142 #endif
    00143
    00144 public Q_SLOTS:
    00145     virtual void ignoreSslErrors();
    00146
    00147 Q_SIGNALS:
    00148     void metaDataChanged();
    00149     void finished();
    00150     void error(QNetworkReply::NetworkError);
    00151 #ifndef QT_NO_OPENSSL
    00152     void sslErrors(const QList<QSslError> &errors);
    00153 #endif
    00154
    00155     void uploadProgress(qint64 bytesSent, qint64 bytesTotal);
    00156     void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);
    00157
    00158 protected:
    00159     QNetworkReply(QObject *parent = 0);
    00160     QNetworkReply(QNetworkReplyPrivate &dd, QObject *parent);
    00161     virtual qint64 writeData(const char *data, qint64 len);
    00162
    00163     void setOperation(QNetworkAccessManager::Operation operation);
    00164     void setRequest(const QNetworkRequest &request);
    00165     void setError(NetworkError errorCode, const QString &errorString);
    00166     void setUrl(const QUrl &url);
    00167     void setHeader(QNetworkRequest::KnownHeaders header, const QVariant &value);
    00168     void setRawHeader(const QByteArray &headerName, const QByteArray &value);
    00169     void setAttribute(QNetworkRequest::Attribute code, const QVariant &value);
    00170
    00171 private:
    00172     Q_DECLARE_PRIVATE(QNetworkReply)
    00173 };
    00174
    00175 QT_END_NAMESPACE
    00176
    00177 QT_END_HEADER
    00178
    00179 #endif