Сергей Маринкевич
51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
#pragma once
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#include <iostream>
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#include <memory>
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#include "ifaces/ILinkMixin.h"
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#include "ifaces/INode.h"
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#include "Logger.h"
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/// \brief Базовый миксин для реализации ILinkMixin для INode.
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/// Предоставляет базовую реализацию методов для работы с дочерними узлами и родителем.
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class BaseLinkMixin : public virtual ILinkMixin<INode>,
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public std::enable_shared_from_this<ILinkMixin<INode>> {
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using ElemPtr = std::shared_ptr<INode>;
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public:
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~BaseLinkMixin() override {
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Logger::get("Mixin").dbg("--- Destructor called for: BaseLinkMixin");
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}
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void linkChild(const ElemPtr& child) override {
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getLink()->addChild(child);
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auto childLink = child->getLink();
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childLink->setParent(getNode());
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}
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void unlinkParent() override {
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auto link = getLink();
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ElemPtr parent = link->getParent();
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if (!parent)
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throw std::logic_error("Have no parent!");
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auto parentLink = parent->getLink();
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parentLink->removeChild(getNode());
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getLink()->setParent(nullptr);
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}
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const std::vector<ElemPtr>& children() override {
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auto link = getLink();
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return link->getChildren();
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}
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protected:
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ElemPtr getNode() {
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return std::dynamic_pointer_cast<INode>(shared_from_this());
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}
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};
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