File indexing completed on 2024-04-14 15:46:43
0001 /* This file is part of inqludeclient 0002 * Copyright 2014 David Faure <faure@kde.org> 0003 * 0004 * This library is free software; you can redistribute it and/or modify 0005 * it under the terms of the GNU Lesser General Public License as published by 0006 * the Free Software Foundation; either version 2 of the License or ( at 0007 * your option ) version 3 or, at the discretion of KDE e.V. ( which shall 0008 * act as a proxy as in section 14 of the GPLv3 ), any later version. 0009 * 0010 * This library is distributed in the hope that it will be useful, 0011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 0012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 0013 * Library General Public License for more details. 0014 * 0015 * You should have received a copy of the GNU Lesser General Public License 0016 * along with this library; see the file COPYING.LIB. If not, write to 0017 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 0018 * Boston, MA 02110-1301, USA. 0019 */ 0020 0021 #include "filedataprovider.h" 0022 #include <QFile> 0023 #include <QJsonDocument> 0024 #include <QDebug> 0025 0026 FileDataProvider::FileDataProvider(const QString &filePath) 0027 : m_filePath(filePath) 0028 { 0029 } 0030 0031 void FileDataProvider::ensureDataAvailable() 0032 { 0033 QMetaObject::invokeMethod(this, "loadFile", Qt::QueuedConnection); 0034 } 0035 0036 void FileDataProvider::loadFile() 0037 { 0038 QFile file(m_filePath); 0039 if (!file.open(QIODevice::ReadOnly)) { 0040 emit error(); 0041 return; 0042 } 0043 const QByteArray data = file.readAll(); // QJsonDocument can't read from a QIODevice ! 0044 const QJsonDocument doc = QJsonDocument::fromJson(data); 0045 if (doc.isNull()) { 0046 emit error(); 0047 return; 0048 } 0049 emit dataAvailable(doc); 0050 }