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/***************************************************************************
radioview_volume.h - description
-------------------
begin : Don Jun 19 2003
copyright : (C) 2003 by Martin Witte
email : witte@kawo1.rwth-aachen.de
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef KRADIO_RADIOVIEW_VOLUME_H
#define KRADIO_RADIOVIEW_VOLUME_H
#include "../../src/include/radiodevice_interfaces.h"
#include "../../src/include/soundstreamclient_interfaces.h"
#include "radioview_element.h"
/**
*@author Martin Witte
*/
class QSlider;
class RadioViewVolume : public RadioViewElement, // is a QObject, must be first
public IRadioDeviceClient,
public ISoundStreamClient,
public IErrorLogClient
{
Q_OBJECT
public:
RadioViewVolume(QWidget *parent, const QString &name);
~RadioViewVolume();
float getUsability(Interface *) const;
// Interface
bool connectI (Interface *);
bool disconnectI(Interface *);
// IRadioDeviceClient
RECEIVERS:
bool noticePowerChanged (bool /*on*/, const IRadioDevice */*sender*/) { return false; }
bool noticeStationChanged (const RadioStation &, const IRadioDevice */*sender*/) { return false; }
bool noticeDescriptionChanged (const QString &, const IRadioDevice */*sender*/) { return false; }
bool noticeCurrentSoundStreamIDChanged(SoundStreamID /*id*/, const IRadioDevice */*sender*/) { return false; }
// ISoundStreamClient
RECEIVERS:
void noticeConnectedI (ISoundStreamServer *s, bool pointer_valid);
bool noticePlaybackVolumeChanged(SoundStreamID id, float v);
// own stuff
protected slots:
void slotVolumeChanged(int val);
protected:
int getSlider4Volume(float volume);
float getVolume4Slider(int sl);
QSlider *m_slider;
bool m_handlingSlot;
};
#endif
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