85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
/*
|
|
* Copyright 2006-2007 Aaron Seigo <aseigo@kde.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Library General Public License as
|
|
* published by the Free Software Foundation; either version 2, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this program; if not, write to the
|
|
* Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef PLASMA_DATACONTAINER_P_H
|
|
#define PLASMA_DATACONTAINER_P_H
|
|
|
|
#include <QtCore/QTimerEvent>
|
|
#include <QtCore/QTime>
|
|
|
|
namespace Plasma
|
|
{
|
|
|
|
class SignalRelay;
|
|
|
|
class DataContainerPrivate
|
|
{
|
|
public:
|
|
DataContainerPrivate()
|
|
: dirty(false), cached(false)
|
|
{}
|
|
|
|
SignalRelay *signalRelay(const DataContainer *dc, QObject *visualization,
|
|
uint pollingInterval, Plasma::IntervalAlignment align,
|
|
bool immediateUpdate);
|
|
|
|
bool hasUpdates();
|
|
|
|
DataEngine::Data data;
|
|
QMap<QObject *, SignalRelay *> relayObjects;
|
|
QMap<uint, SignalRelay *> relays;
|
|
QTime updateTs;
|
|
bool dirty : 1;
|
|
bool cached : 1;
|
|
};
|
|
|
|
class SignalRelay : public QObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
SignalRelay(DataContainer *parent, DataContainerPrivate *data,
|
|
uint ival, Plasma::IntervalAlignment align, bool immediateUpdate);
|
|
|
|
int receiverCount() const;
|
|
bool isUnused();
|
|
|
|
void checkAlignment();
|
|
void checkQueueing();
|
|
|
|
DataContainer *dc;
|
|
DataContainerPrivate *d;
|
|
uint m_interval;
|
|
Plasma::IntervalAlignment m_align;
|
|
int m_timerId;
|
|
bool m_resetTimer;
|
|
bool m_queued;
|
|
|
|
signals:
|
|
void dataUpdated(const QString &, const Plasma::DataEngine::Data &);
|
|
|
|
protected:
|
|
void timerEvent(QTimerEvent *event);
|
|
};
|
|
|
|
} // Plasma namespace
|
|
|
|
#endif // multiple inclusion guard
|
|
|