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465aa1afbc
We don't want to loose the settings of an effect plugin even if it's not available and thus can't be instantiated. Therefore remember original settings data and save them back properly. Partly closes #733.
121 lines
2.3 KiB
C++
121 lines
2.3 KiB
C++
/*
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* DummyEffect.h - effect used as fallback if an effect couldn't be loaded
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*
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* Copyright (c) 2006-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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 GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef DUMMY_EFFECT_H
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#define DUMMY_EFFECT_H
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#include "Effect.h"
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#include "EffectControls.h"
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#include "EffectControlDialog.h"
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class DummyEffectControlDialog : public EffectControlDialog
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{
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public:
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DummyEffectControlDialog( EffectControls * _controls ) :
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EffectControlDialog( _controls )
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{
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}
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} ;
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class DummyEffectControls : public EffectControls
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{
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public:
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DummyEffectControls( Effect * _eff ) :
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EffectControls( _eff )
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{
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}
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virtual ~DummyEffectControls()
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{
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}
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virtual int controlCount()
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{
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return 0;
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}
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virtual void saveSettings( QDomDocument &, QDomElement & )
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{
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}
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virtual void loadSettings( const QDomElement & )
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{
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}
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virtual QString nodeName() const
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{
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return "DummyControls";
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}
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virtual EffectControlDialog * createView()
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{
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return new DummyEffectControlDialog( this );
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}
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} ;
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class DummyEffect : public Effect
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{
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public:
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DummyEffect( Model * _parent, const QDomElement& originalPluginData ) :
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Effect( NULL, _parent, NULL ),
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m_controls( this ),
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m_originalPluginData( originalPluginData )
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{
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}
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virtual ~DummyEffect()
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{
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}
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virtual EffectControls * controls()
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{
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return &m_controls;
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}
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bool processAudioBuffer( sampleFrame *, const fpp_t )
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{
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return false;
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}
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const QDomElement& originalPluginData() const
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{
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return m_originalPluginData;
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}
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private:
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DummyEffectControls m_controls;
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const QDomElement m_originalPluginData;
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} ;
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#endif
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