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/*
* ModelView.h - declaration of ModelView base class
*
* Copyright (c) 2007-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of LMMS - https://lmms.io
*
* 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.
*
* 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 General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef MODEL_VIEW_H
#define MODEL_VIEW_H
#include <QtCore/QPointer>
#include "Model.h"
class EXPORT ModelView
{
public:
ModelView( Model* model, QWidget* widget );
virtual ~ModelView();
virtual void setModel( Model* model, bool isOldModelValid = true );
Model* model()
{
return m_model;
}
const Model* model() const
{
return m_model;
}
template<class T>
T* castModel()
{
return dynamic_cast<T*>( model() );
}
template<class T>
const T* castModel() const
{
return dynamic_cast<const T*>( model() );
}
protected:
// sub-classes can re-implement this to track model-changes
virtual void modelChanged()
{
}
QWidget* widget()
{
return m_widget;
}
virtual void doConnections();
private:
QWidget* m_widget;
QPointer<Model> m_model;
} ;
#endif
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