File indexing completed on 2024-05-12 05:36:51 

0001 /*
0002  * SPDX-FileCopyrightText: 2020 David Redondo <kde@david-redondo.de>
0003  *
0004  * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
0005  */
0006 
0007 #include "WidgetExporter.h"
0008 
0009 #include "FaceLoader.h"
0010 #include "PageDataObject.h"
0011 
0012 #include <KConfigGroup>
0013 #include <KSharedConfig>
0014 
0015 #include <QDBusConnection>
0016 #include <QDBusConnectionInterface>
0017 #include <QDBusServiceWatcher>
0018 
0019 static const QString plasmashellService = QStringLiteral("org.kde.plasmashell");
0020 
0021 WidgetExporter::WidgetExporter(QObject *parent)
0022     : QObject(parent)
0023 {
0024     m_plasmashellAvailable = QDBusConnection::sessionBus().interface()->isServiceRegistered(plasmashellService);
0025     auto serviceWatcher = new QDBusServiceWatcher(plasmashellService, QDBusConnection::sessionBus(), QDBusServiceWatcher::WatchForOwnerChange, this);
0026     connect(serviceWatcher, &QDBusServiceWatcher::serviceRegistered, this, [this] {
0027         m_plasmashellAvailable = true;
0028         Q_EMIT plasmashellAvailableChanged();
0029     });
0030     connect(serviceWatcher, &QDBusServiceWatcher::serviceUnregistered, this, [this] {
0031         m_plasmashellAvailable = false;
0032         Q_EMIT plasmashellAvailableChanged();
0033     });
0034 }
0035 
0036 void WidgetExporter::exportAsWidget(FaceLoader *loader) const
0037 {
0038     const PageDataObject *data = loader->dataObject();
0039     const QString group = data->value(QStringLiteral("face")).toString();
0040     const KConfigGroup configGroup = data->config()->group(group);
0041 
0042     QString script = QStringLiteral(R"(a = currentActivity()
0043         d = desktopsForActivity(a)[0]
0044         w = d.addWidget('org.kde.plasma.systemmonitor'))");
0045     script += QChar('\n');
0046     script += configEntriesScript(configGroup);
0047     script += QStringLiteral("w.reloadConfig\n");
0048 
0049     auto call = QDBusMessage::createMethodCall(plasmashellService,
0050                                                QStringLiteral("/PlasmaShell"),
0051                                                QStringLiteral("org.kde.PlasmaShell"),
0052                                                QStringLiteral("evaluateScript"));
0053     call.setArguments({script});
0054     QDBusConnection::sessionBus().asyncCall(call);
0055 }
0056 
0057 QString WidgetExporter::configEntriesScript(const KConfigGroup &group, const QStringList &path) const
0058 {
0059     QString script = QStringLiteral("w.currentConfigGroup = new Array(%1)\n").arg(path.join(','));
0060     for (const auto &entry : group.keyList()) {
0061         script += QStringLiteral("w.writeConfig('%1','%2')\n").arg(entry, group.readEntry(entry));
0062     }
0063     for (const auto &groupName : group.groupList()) {
0064         QStringList groupPath = path;
0065         groupPath.append(QStringLiteral("'%1'").arg(groupName));
0066         script += configEntriesScript(group.group(groupName), groupPath);
0067     }
0068     return script;
0069 }
0070 
0071 #include "moc_WidgetExporter.cpp"