filter_dlg.h

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/***************************************************************************
 *   Copyright (C) 2025 Alec Leamas                                        *
 *                                                                         *
 *   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, see <https://www.gnu.org/licenses/>. *
 **************************************************************************/
 
#ifndef FILTER_DLG_H__
#define FILTER_DLG_H__
 
#include <functional>
 
#include <wx/window.h>
#include "observable_evtvar.h"
 
class FilterEvents {
public:
  static FilterEvents& GetInstance() {
    static FilterEvents the_instance;
    return the_instance;
  }
 
  FilterEvents(const FilterEvents&) = delete;
  FilterEvents& operator=(const FilterEvents&) = delete;
 
  EventVar filter_list_change;
 
  EventVar filter_update;
 
  EventVar filter_apply;
 
private:
  FilterEvents() = default;
};
 
void CreateFilterDlg(wxWindow* parent);
 
void RemoveFilterDlg(wxWindow* parent);
 
void EditFilterDlg(wxWindow* parent);
 
void EditOneFilterDlg(wxWindow* parent, const std::string& filter);
 
#endif  // FILTER_DLG_H__