diff options
author | chai <chaifix@163.com> | 2021-12-13 00:07:19 +0800 |
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committer | chai <chaifix@163.com> | 2021-12-13 00:07:19 +0800 |
commit | 60cbbdec07ab7a5636eac5b3c024ae44e937f4d4 (patch) | |
tree | b2c7b0a868f18159dbc43d8954e1bd7668549a88 /Client/Source/Utilities/Singleton.h |
+init
Diffstat (limited to 'Client/Source/Utilities/Singleton.h')
-rw-r--r-- | Client/Source/Utilities/Singleton.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Client/Source/Utilities/Singleton.h b/Client/Source/Utilities/Singleton.h new file mode 100644 index 0000000..f864a42 --- /dev/null +++ b/Client/Source/Utilities/Singleton.h @@ -0,0 +1,43 @@ +#ifndef SINGLETON_H +#define SINGLETON_H + +template<class T> +class Singleton +{ +public: + + static T* Instance() + { + if (!instance) instance = new T; + return instance; + } + + static void Destroy() + { + delete instance; + instance = nullptr; + } + +protected: + + Singleton() + { + instance = static_cast<T*>(this); + }; + + virtual ~Singleton() {}; + + static T* instance; + +private: + + Singleton(const Singleton& singleton); + + Singleton& operator = (const Singleton& singleton); + +}; + +template<class T> +T* Singleton<T>::instance = nullptr; + +#endif
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