1/* 2 * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies) 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public License 15 * along with this program; see the file COPYING.LIB. If not, write to 16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 * 19 */ 20 21#ifndef QtFileDownloader_h 22#define QtFileDownloader_h 23 24#include <QNetworkReply> 25#include <QNetworkRequest> 26#include <wtf/OwnPtr.h> 27#include <wtf/PassOwnPtr.h> 28 29QT_BEGIN_NAMESPACE 30class QFile; 31class QNetworkAccessManager; 32class QNetworkRequest; 33QT_END_NAMESPACE 34 35namespace WebCore { 36class ResourceError; 37} 38 39namespace WebKit { 40class Download; 41 42class QtFileDownloader : public QObject { 43 Q_OBJECT 44public: 45 QtFileDownloader(Download*, PassOwnPtr<QNetworkReply>); 46 virtual ~QtFileDownloader(); 47 void cancel(); 48 void init(); 49 void startTransfer(const QString& destination); 50 51 enum DownloadError { 52 DownloadErrorAborted = 0, 53 DownloadErrorCannotWriteToFile, 54 DownloadErrorCannotOpenFile, 55 DownloadErrorDestinationAlreadyExists, 56 DownloadErrorCancelled, 57 DownloadErrorCannotDetermineFilename, 58 DownloadErrorNetworkFailure 59 }; 60 61private Q_SLOTS: 62 void onReadyRead(); 63 void onFinished(); 64 void onError(QNetworkReply::NetworkError); 65 66private: 67 void abortDownloadWritingAndEmitError(QtFileDownloader::DownloadError); 68 QString determineFilename(); 69 void handleDownloadResponse(); 70 71 Download* m_download; 72 OwnPtr<QNetworkReply> m_reply; 73 OwnPtr<QFile> m_destinationFile; 74 QNetworkReply::NetworkError m_error; 75 bool m_headersRead; 76}; 77 78} // namespace WebKit 79 80#endif 81