sheet_synchronization_notifier.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2023 Ethan Chien <[email protected]>
 * Copyright (C) 2023 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
 
#ifndef SHEET_SYNCHRONIZATION_NOTIFIER_H
#define SHEET_SYNCHRONIZATION_NOTIFIER_H
 
class SHEET_SYNCHRONIZATION_MODEL;
class PANEL_SYNC_SHEET_PINS;
 
class SHEET_SYNCHRONIZATION_NOTIFIER
{
public:
 SHEET_SYNCHRONIZATION_NOTIFIER( SHEET_SYNCHRONIZATION_MODEL* aOwner );
 
 virtual ~SHEET_SYNCHRONIZATION_NOTIFIER() = default;
 
 void Notify()
 {
 if( !ShouldIgnore() )
 Sync();
 }
 
 SHEET_SYNCHRONIZATION_MODEL* GetOwner() const { return m_owner; }
 
protected:
 virtual bool ShouldIgnore() const = 0;
 
 virtual void Sync() = 0;
 
 
private:
 SHEET_SYNCHRONIZATION_MODEL* m_owner;
};
 
 
class SHEET_FILE_CHANGE_NOTIFIER : public SHEET_SYNCHRONIZATION_NOTIFIER
{
public:
 SHEET_FILE_CHANGE_NOTIFIER( SHEET_SYNCHRONIZATION_MODEL* aOwner,
 PANEL_SYNC_SHEET_PINS* aPanel );
 
protected:
 bool ShouldIgnore() const override;
 
 void Sync() override;
 
private:
 PANEL_SYNC_SHEET_PINS* m_panel;
};
 
#endif