da186219ae
thanks to emilsedgh for having the special super power of using precisely what hasn't been properly implemented ... and then reporting it with nice simple examples we can test with! THAT, my friends, is how it is done.
60 lines
2.1 KiB
C++
60 lines
2.1 KiB
C++
/*
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* Copyright 2010 Aaron Seigo <aseigo@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License version 2 as
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* published by the Free Software Foundation
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*
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* This program 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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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef DATAENGINERECEIVER_H
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#define DATAENGINERECEIVER_H
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#include <QScriptValue>
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#include <Plasma/DataEngine>
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class QScriptContext;
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class QScriptEngine;
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class DataEngineReceiver : public QObject
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{
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Q_OBJECT
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public:
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DataEngineReceiver(const Plasma::DataEngine *engine, const QString &source, const QScriptValue &func, QObject *parent);
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~DataEngineReceiver();
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bool isValid() const;
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static QScriptValue connectSource(QScriptContext *context, QScriptEngine *engine);
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static QScriptValue connectAllSources(QScriptContext *context, QScriptEngine *engine);
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static QScriptValue disconnectSource(QScriptContext *context, QScriptEngine *engine);
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static QSet<DataEngineReceiver*> s_receivers;
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bool matches(const Plasma::DataEngine *engine, const QString &source, const QScriptValue &v);
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public Q_SLOTS:
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void dataUpdated(const QString &source, const Plasma::DataEngine::Data &data);
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private:
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static DataEngineReceiver *getReceiver(Plasma::DataEngine *dataEngine, const QString &source, const QScriptValue &v);
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static QObject *extractTargetQObject(QScriptEngine *engine, const QString &source, const QScriptValue &v, Plasma::DataEngine *dataEngine);
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const Plasma::DataEngine *m_engine;
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const QString m_source;
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QScriptValue m_func;
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QScriptValue m_obj;
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};
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#endif // DATAENGINERECEIVER_H
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