Don Gagne
9 years ago
7 changed files with 80 additions and 263 deletions
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/*=====================================================================
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QGroundControl Open Source Ground Control Station |
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(c) 2009 - 2014 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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This file is part of the QGROUNDCONTROL project |
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QGROUNDCONTROL is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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QGROUNDCONTROL is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.
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======================================================================*/ |
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#include "APMRemoteParamsDownloader.h" |
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#include <QMessageBox> |
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#include <QDesktopServices> |
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#include <QFile> |
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#include <QFileDialog> |
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#include <QNetworkAccessManager> |
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#include <QNetworkReply> |
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#include <QTimer> |
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#include <QJsonDocument> |
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#include <QJsonObject> |
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#include <QJsonArray> |
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#include <QCryptographicHash> |
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#include <QApplication> |
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#include "APMRemoteParamsDownloader.h" |
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#define FRAME_PARAMS_LIST QUrl("https://api.github.com/repos/diydrones/ardupilot/contents/Tools/Frame_params")
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#define FRAME_PARAMS_URL "https://raw.github.com/diydrones/ardupilot/master/Tools/Frame_params/"
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static QString dataLocation; |
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APMRemoteParamsDownloader::APMRemoteParamsDownloader(const QString& file) : |
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m_fileToDownload(file), |
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m_networkReply(NULL), |
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m_downloadedParamFile(NULL) |
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{ |
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dataLocation = QStandardPaths::standardLocations(QStandardPaths::AppDataLocation).at(0) |
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+ QDir::separator() + qApp->applicationName(); |
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refreshParamList(); |
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} |
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QString APMRemoteParamsDownloader::statusText() const |
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{ |
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return m_statusText; |
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} |
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void APMRemoteParamsDownloader::setStatusText(const QString& text) |
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{ |
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m_statusText = text; |
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} |
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void APMRemoteParamsDownloader::refreshParamList() |
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{ |
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setStatusText(tr("Refresh Param file list")); |
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QUrl url = FRAME_PARAMS_LIST; |
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m_networkReply->deleteLater(); |
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m_networkReply = m_networkAccessManager.get(QNetworkRequest(url)); |
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connect(m_networkReply, &QNetworkReply::finished, this, &APMRemoteParamsDownloader::httpParamListFinished); |
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connect(m_networkReply, &QNetworkReply::downloadProgress, this, &APMRemoteParamsDownloader::updateDataReadProgress); |
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} |
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/* Returned Json Example
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"_links": { |
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"git":"https://api.github.com/repos/diydrones/ardupilot/git/blobs/a7074e606d695566f9a8c87724ad52e5e3baba7d", |
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"html":"https://github.com/diydrones/ardupilot/blob/master/Tools/Frame_params/Parrot_Bebop.param", |
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"self":"https://api.github.com/repos/diydrones/ardupilot/contents/Tools/Frame_params/Parrot_Bebop.param?ref=master" |
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}, |
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"download_url":"https://raw.githubusercontent.com/diydrones/ardupilot/master/Tools/Frame_params/Parrot_Bebop.param", |
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"git_url":"https://api.github.com/repos/diydrones/ardupilot/git/blobs/a7074e606d695566f9a8c87724ad52e5e3baba7d", |
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"html_url":"https://github.com/diydrones/ardupilot/blob/master/Tools/Frame_params/Parrot_Bebop.param", |
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"name":"Parrot_Bebop.param","path":"Tools/Frame_params/Parrot_Bebop.param","" |
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"sha":"a7074e606d695566f9a8c87724ad52e5e3baba7d", |
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"size":533, |
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"type":"file", |
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"url":"https://api.github.com/repos/diydrones/ardupilot/contents/Tools/Frame_params/Parrot_Bebop.param?ref=master" |
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*/ |
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void APMRemoteParamsDownloader::startFileDownloadRequest() |
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{ |
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QUrl url; |
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QJsonObject obj; |
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// Find the correct file from the json file list.
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while(curr != end) { |
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obj = (*curr).toObject(); |
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url = QUrl(obj["download_url"].toString()); |
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QString name = obj["name"].toString(); |
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if (name == m_fileToDownload) { |
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break; |
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} |
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curr++; |
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} |
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if (curr == end) |
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return; |
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QDir parameterDir(dataLocation); |
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if (!parameterDir.exists()) |
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parameterDir.mkpath(dataLocation); |
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QString filename = parameterDir.absoluteFilePath(obj["name"].toString()); |
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if(m_downloadedParamFile) |
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m_downloadedParamFile->deleteLater(); |
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m_downloadedParamFile = new QFile(filename); |
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m_downloadedParamFile->open(QIODevice::WriteOnly); |
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m_networkReply = m_networkAccessManager.get(QNetworkRequest(url)); |
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connect(m_networkReply, &QNetworkReply::finished, this, &APMRemoteParamsDownloader::httpFinished); |
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connect(m_networkReply, &QNetworkReply::readyRead, this, &APMRemoteParamsDownloader::httpReadyRead); |
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connect(m_networkReply, &QNetworkReply::downloadProgress, this, &APMRemoteParamsDownloader::updateDataReadProgress); |
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curr++; |
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} |
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void APMRemoteParamsDownloader::httpFinished() |
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{ |
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m_downloadedParamFile->flush(); |
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m_downloadedParamFile->close(); |
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if (m_networkReply->error()) { |
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m_downloadedParamFile->remove(); |
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setStatusText(tr("Download failed: %1.").arg(m_networkReply->errorString())); |
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} |
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m_networkReply->deleteLater(); |
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m_networkReply = NULL; |
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delete m_downloadedParamFile; |
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m_downloadedParamFile = NULL; |
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emit finished(); |
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} |
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void APMRemoteParamsDownloader::httpReadyRead() |
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{ |
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if (m_downloadedParamFile) |
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m_downloadedParamFile->write(m_networkReply->readAll()); |
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} |
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void APMRemoteParamsDownloader::updateDataReadProgress(qint64 bytesRead, qint64 totalBytes) |
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{ |
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Q_UNUSED(bytesRead); |
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Q_UNUSED(totalBytes); |
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} |
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void APMRemoteParamsDownloader::httpParamListFinished() |
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{ |
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if (m_networkReply->error()) { |
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qDebug() << "Download failed:" << m_networkReply->errorString(); |
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return; |
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} |
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processDownloadedVersionObject(m_networkReply->readAll()); |
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startFileDownloadRequest(); |
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} |
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void APMRemoteParamsDownloader::processDownloadedVersionObject(const QByteArray &listObject) |
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{ |
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QJsonParseError jsonErrorChecker; |
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QJsonDocument jsonDocument = QJsonDocument::fromJson(listObject, &jsonErrorChecker); |
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if (jsonErrorChecker.error != QJsonParseError::NoError) { |
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qDebug() << "Json error while parsing document:" << jsonErrorChecker.errorString(); |
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return; |
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} |
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m_documentArray = jsonDocument.array(); |
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curr = m_documentArray.constBegin(); |
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end = m_documentArray.constEnd(); |
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} |
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@ -1,48 +0,0 @@
@@ -1,48 +0,0 @@
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#ifndef APMREMOTEPARAMSCONTROLLER_H |
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#define APMREMOTEPARAMSCONTROLLER_H |
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#include <QObject> |
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#include <QNetworkAccessManager> |
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#include <QUrl> |
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#include <QJsonArray> |
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class QNetworkReply; |
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class QFile; |
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class QUrl; |
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class APMRemoteParamsDownloader : public QObject |
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{ |
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Q_OBJECT |
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Q_PROPERTY(QString statusText READ statusText) |
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public: |
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explicit APMRemoteParamsDownloader(const QString& file); |
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QString statusText() const; |
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void refreshParamList(); |
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void httpParamListFinished(); |
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void httpFinished(); |
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void httpReadyRead(); |
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void updateDataReadProgress(qint64 bytesRead, qint64 totalBytes); |
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private: |
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void setStatusText(const QString& text); |
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void startFileDownloadRequest(); |
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void manualListSetup(); |
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void processDownloadedVersionObject(const QByteArray& listObject); |
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void startDownloadingRemoteParams(); |
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signals: |
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void finished(); |
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private: |
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QString m_fileToDownload; |
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QString m_statusText; |
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QNetworkAccessManager m_networkAccessManager; |
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QNetworkReply* m_networkReply; |
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QFile* m_downloadedParamFile; |
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// the list of needed documents.
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QJsonArray m_documentArray; |
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QJsonArray::const_iterator curr; |
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QJsonArray::const_iterator end; |
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}; |
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#endif // APMREMOTEPARAMSCONTROLLER_H
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