102 lines
2.9 KiB
C++
102 lines
2.9 KiB
C++
/*
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* Copyright 2006-2007 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 as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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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 DATAENGINE_P_H
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#define DATAENGINE_P_H
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#include <QQueue>
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#include <QTime>
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#include <kplugininfo.h>
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class QTime;
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namespace Plasma
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{
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class Service;
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class DataEnginePrivate
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{
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public:
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DataEnginePrivate(DataEngine *e, KService::Ptr service);
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~DataEnginePrivate();
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DataContainer *source(const QString &sourceName, bool createWhenMissing = true);
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void connectSource(DataContainer *s, QObject *visualization, uint pollingInterval,
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Plasma::IntervalAlignment align, bool immediateCall = true);
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DataContainer *requestSource(const QString &sourceName, bool *newSource = 0);
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void trimQueue();
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void internalUpdateSource(DataContainer*);
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/**
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* Reference counting method. Calling this method increases the count
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* by one.
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**/
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void ref();
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/**
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* Reference counting method. Calling this method decreases the count
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* by one.
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**/
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void deref();
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/**
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* Reference counting method. Used to determine if this DataEngine is
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* used.
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* @return true if the reference count is non-zero
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**/
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bool isUsed() const;
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/**
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* @param methods ways to announce this engine on the network.
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*/
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void publish(AnnouncementMethods methods, const QString &name);
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/**
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* remove this engine from the network.
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*/
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void unpublish(const QString &name = QString());
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/**
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* @return whether or not this engine is published.
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*/
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bool isPublished() const;
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DataEngine *q;
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KPluginInfo dataEngineDescription;
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int refCount;
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int checkSourcesTimerId;
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int updateTimerId;
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int minPollingInterval;
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QTime updateTimestamp;
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DataEngine::SourceDict sources;
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QQueue<DataContainer*> sourceQueue;
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QString icon;
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uint limit;
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bool valid;
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DataEngineScript *script;
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QString engineName;
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Package *package;
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Service *publishedService;
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};
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} // Plasma namespace
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#endif // multiple inclusion guard
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