html_void.hpp

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/*********************************************************************/
// webdar - a web server and interface program to libdar
// Copyright (C) 2013-2025 Denis Corbin
//
// This file is part of Webdar
//
//  Webdar 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 3 of the License, or
//  (at your option) any later version.
//
//  Webdar 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 Webdar.  If not, see <http://www.gnu.org/licenses/>
//
//----
//  to contact the author: dar.linux@free.fr
/*********************************************************************/
 
#ifndef HTML_VOID_HPP
#define HTML_VOID_HPP
 
 
 
#include "my_config.h"
 
    // C system header files
extern "C"
{
 
}
 
    // C++ system header files
#include "body_builder.hpp"
 
    // webdar headers
 
 
 
 
class html_void_parent_notifier
{
public:
    html_void_parent_notifier() {}
    html_void_parent_notifier(const html_void_parent_notifier & ref) = default;
    html_void_parent_notifier(html_void_parent_notifier && ref) noexcept = default;
    html_void_parent_notifier & operator = (const html_void_parent_notifier & ref) = default;
    html_void_parent_notifier & operator = (html_void_parent_notifier && ref) noexcept = default;
    virtual ~html_void_parent_notifier() = default;
 
 
    virtual void void_child_visibility_has_changed(body_builder* voidobj) {};
 
 
    virtual void void_child_has_adopted(body_builder* voidobj, body_builder* obj) {};
 
 
    virtual void void_child_will_foresake(body_builder* voidobj, body_builder* obj) {};
 
};
 
 
class html_void: public body_builder
{
public:
    html_void() {}
    html_void(const html_void & ref) = default;
    html_void(html_void && ref) noexcept = delete;
    html_void & operator = (const html_void & ref) = default;
    html_void & operator = (html_void && ref) noexcept = delete;
    ~html_void() = default;
 
protected:
    virtual std::string inherited_get_body_part(const chemin & path,
                                                const request & req) override;
 
    virtual void my_visibility_has_changed() override;
 
    virtual void has_adopted(body_builder *obj) override;
 
    virtual void will_foresake(body_builder *obj) override;
 
private:
    html_void_parent_notifier* parent_notifier();
 
};
 
 
#endif