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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@1084 0778d3d1-df1d-0410-868b-ea421aaaa00d
108 lines
2.2 KiB
C++
108 lines
2.2 KiB
C++
/*
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* serializing_object.h - declaration of class serializingObject
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*
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* Copyright (c) 2008 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 _SERIALIZING_OBJECT_H
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#define _SERIALIZING_OBJECT_H
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#include <QtCore/QString>
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#include "export.h"
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class QDomDocument;
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class QDomElement;
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class serializingObjectHook;
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class EXPORT serializingObject
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{
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public:
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serializingObject( void );
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virtual ~serializingObject();
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virtual QDomElement saveState( QDomDocument & _doc,
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QDomElement & _parent );
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virtual void restoreState( const QDomElement & _this );
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// to be implemented by actual object
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virtual QString nodeName( void ) const = 0;
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void setHook( serializingObjectHook * _hook );
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serializingObjectHook * getHook( void )
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{
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return( m_hook );
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}
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protected:
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// to be implemented by sub-objects
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virtual void saveSettings( QDomDocument & _doc, QDomElement & _this )
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{
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}
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virtual void loadSettings( const QDomElement & _this )
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{
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}
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private:
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serializingObjectHook * m_hook;
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} ;
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class serializingObjectHook
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{
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public:
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serializingObjectHook() :
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m_hookedIn( NULL )
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{
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}
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virtual ~serializingObjectHook()
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{
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if( m_hookedIn != NULL )
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{
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m_hookedIn->setHook( NULL );
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}
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}
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virtual void saveSettings( QDomDocument & _doc, QDomElement & _this ) = 0;
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virtual void loadSettings( const QDomElement & _this ) = 0;
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private:
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serializingObject * m_hookedIn;
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friend class serializingObject;
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} ;
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#endif
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