kganttconstraintproxy.h

/*
 * SPDX-FileCopyrightText: 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
 *
 * This file is part of the KGantt library.
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef KGANTTCONSTRAINTPROXY_H
#define KGANTTCONSTRAINTPROXY_H
 
#include "kganttglobal.h"
 
#include <QPointer>
 
QT_BEGIN_NAMESPACE
class QAbstractProxyModel;
QT_END_NAMESPACE
 
namespace KGantt {
    class Constraint;
    class ConstraintModel;
 
 
 
    /*!\class KGantt::ConstraintProxy
     * \internal
     */
    class KGANTT_EXPORT ConstraintProxy : public QObject {
        Q_OBJECT
    public:
        explicit ConstraintProxy( QObject* parent = nullptr );
        ~ConstraintProxy() override;
 
        void setSourceModel( ConstraintModel* src );
        void setDestinationModel( ConstraintModel* dest );
        void setProxyModel( QAbstractProxyModel* proxy );
 
        ConstraintModel* sourceModel() const;
        ConstraintModel* destinationModel() const;
        QAbstractProxyModel* proxyModel() const;
 
 
    private Q_SLOTS:
 
        void slotSourceConstraintAdded( const KGantt::Constraint& );
        void slotSourceConstraintRemoved( const KGantt::Constraint& );
 
        void slotDestinationConstraintAdded( const KGantt::Constraint& );
        void slotDestinationConstraintRemoved( const KGantt::Constraint& );
 
        void slotLayoutChanged();
 
    private:
        void copyFromSource();
 
        QPointer<QAbstractProxyModel> m_proxy;
        QPointer<ConstraintModel> m_source;
        QPointer<ConstraintModel> m_destination;
    };
}
 
#endif /* KGANTTCONSTRAINTPROXY_H */