194 lines
3.8 KiB
C++
194 lines
3.8 KiB
C++
/*
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* This file is a part of morm
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2021, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_morm_wrapper
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#define headerfile_morm_wrapper
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#include "spacewrapper.h"
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#include "date/date.h"
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#include "modelcontainerwrapper.h"
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namespace morm
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{
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class Wrapper
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{
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public:
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Model * model;
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ModelContainerWrapper * model_container_wrapper;
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pt::Date * date;
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SpaceWrapper * space_wrapper;
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Wrapper()
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{
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model = nullptr;
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model_container_wrapper = nullptr;
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date = nullptr;
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space_wrapper = nullptr;
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}
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Wrapper(const Wrapper & wrapper)
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{
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model = nullptr;
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model_container_wrapper = nullptr;
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date = nullptr;
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space_wrapper = nullptr;
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copy(wrapper);
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}
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Wrapper & operator=(const Wrapper & wrapper)
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{
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clear();
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copy(wrapper);
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return *this;
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}
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virtual ~Wrapper()
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{
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clear();
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}
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virtual void clear()
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{
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if( model_container_wrapper )
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{
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model_container_wrapper->decrement_reference_counter();
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if( model_container_wrapper->get_reference_counter() == 0 && model_container_wrapper->should_be_auto_removed() )
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{
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delete model_container_wrapper;
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}
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}
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if( space_wrapper )
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{
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space_wrapper->decrement_reference_counter();
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if( space_wrapper->get_reference_counter() == 0 && space_wrapper->should_be_auto_removed() )
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{
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delete space_wrapper;
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}
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}
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model = nullptr;
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model_container_wrapper = nullptr;
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date = nullptr;
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space_wrapper = nullptr;
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clear_childs();
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}
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virtual void clear_childs()
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{
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childs_map.clear();
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}
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virtual Wrapper * add_child(const std::wstring & child_name, Wrapper & wrapper)
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{
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Wrapper & w = childs_map[child_name];
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w.clear();
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w = wrapper;
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return &w;
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}
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virtual Wrapper * find_child(const std::wstring & child_name)
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{
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auto i = childs_map.find(child_name);
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if( i != childs_map.end() )
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{
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return &i->second;
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}
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return nullptr;
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}
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bool has_object()
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{
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return model || model_container_wrapper || date || space_wrapper;
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}
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bool has_model_object()
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{
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return model || model_container_wrapper;
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}
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private:
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std::map<std::wstring, Wrapper> childs_map;
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void copy(const Wrapper & wrapper)
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{
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model = wrapper.model;
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model_container_wrapper = wrapper.model_container_wrapper;
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date = wrapper.date;
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space_wrapper = wrapper.space_wrapper;
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if( model_container_wrapper )
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{
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model_container_wrapper->increment_reference_counter();
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}
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if( space_wrapper )
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{
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space_wrapper->increment_reference_counter();
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}
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// childs_map don't need to be copied
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}
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};
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}
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#endif
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