38 lines
954 B
C++
38 lines
954 B
C++
/*
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* =====================================================================================
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*
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* Filename: ApplicationStateStack.hpp
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*
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* Description:
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*
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* Created: 14/12/2014 13:48:48
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*
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* Author: Quentin Bazin, <quent42340@gmail.com>
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*
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* =====================================================================================
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*/
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#ifndef APPLICATIONSTATESTACK_HPP_
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#define APPLICATIONSTATESTACK_HPP_
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#include <memory>
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#include <stack>
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#include "ApplicationState.hpp"
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class ApplicationStateStack {
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public:
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ApplicationState &top() { return *m_stack.top().get(); }
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void push(ApplicationState *state) { m_stack.push(std::unique_ptr<ApplicationState>(state)); }
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void pop() { m_stack.pop(); }
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static ApplicationStateStack &getInstance() {
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static ApplicationStateStack instance;
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return instance;
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}
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private:
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std::stack<std::unique_ptr<ApplicationState>> m_stack;
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};
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#endif // APPLICATIONSTATESTACK_HPP_
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