Alessandro Bonazzi
8c43d5cf2f
Files correlati : cg0.exe cg0700a.msk cg0700b.msk cg3.exe cg4.exe Bug : Commento: Merge 1.0 libraries
97 lines
3.6 KiB
C++
97 lines
3.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QFileDialog>
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#include <QMessageBox>
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#include <QNetworkRequest>
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#include <QNetworkReply>
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#include "downloader.h"
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Downloader::Downloader(QWidget *parentWidget, QNetworkAccessManager *manager)
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: QObject(parentWidget), manager(manager), parentWidget(parentWidget)
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{
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}
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QString Downloader::chooseSaveFile(const QUrl &url)
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{
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QString fileName = url.path().split("/").last();
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if (!path.isEmpty())
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fileName = QDir(path).filePath(fileName);
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return QFileDialog::getSaveFileName(parentWidget, tr("Save File"), fileName);
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}
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void Downloader::startDownload(const QNetworkRequest &request)
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{
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downloads[request.url().toString()] = chooseSaveFile(request.url());
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QNetworkReply *reply = manager->get(request);
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connect(reply, SIGNAL(finished()), this, SLOT(finishDownload()));
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}
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void Downloader::saveFile(QNetworkReply *reply)
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{
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QString newPath = downloads[reply->url().toString()];
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if (newPath.isEmpty())
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newPath = chooseSaveFile(reply->url());
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if (!newPath.isEmpty()) {
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QFile file(newPath);
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if (file.open(QIODevice::WriteOnly)) {
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file.write(reply->readAll());
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file.close();
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path = QDir(newPath).dirName();
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QMessageBox::information(parentWidget, tr("Download Completed"),
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tr("Saved '%1'.").arg(newPath));
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} else
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QMessageBox::warning(parentWidget, tr("Download Failed"),
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tr("Failed to save the file."));
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}
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}
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void Downloader::finishDownload()
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{
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QNetworkReply *reply = static_cast<QNetworkReply *>(sender());
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saveFile(reply);
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downloads.remove(reply->url().toString());
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reply->deleteLater();
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}
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