76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
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#pragma once
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class cLogger
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{
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public:
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class cListener
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{
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public:
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virtual void Log(std::string_view a_Message, eLogLevel a_LogLevel) = 0;
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virtual ~cListener(){}
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};
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class cAttachment
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{
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public:
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cAttachment() : m_listener(nullptr) {}
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cAttachment(cAttachment && a_other)
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: m_listener(a_other.m_listener)
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{
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a_other.m_listener = nullptr;
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}
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~cAttachment()
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{
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if (m_listener != nullptr)
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{
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cLogger::GetInstance().DetachListener(m_listener);
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}
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}
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cAttachment & operator=(cAttachment && a_other)
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{
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m_listener = a_other.m_listener;
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a_other.m_listener = nullptr;
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return *this;
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}
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private:
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cListener * m_listener;
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friend class cLogger;
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cAttachment(cListener * a_listener) : m_listener(a_listener) {}
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};
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/** Log a message formatted with a printf style formatting string. */
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void LogPrintf(std::string_view a_Format, eLogLevel a_LogLevel, fmt::printf_args a_ArgList);
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/** Log a message formatted with a python style formatting string. */
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void LogFormat(std::string_view a_Format, eLogLevel a_LogLevel, fmt::format_args a_ArgList);
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/** Logs the simple text message at the specified log level. */
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void LogSimple(std::string_view a_Message, eLogLevel a_LogLevel = eLogLevel::Regular);
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cAttachment AttachListener(std::unique_ptr<cListener> a_Listener);
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static cLogger & GetInstance(void);
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// Must be called before calling GetInstance in a multithreaded context
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static void InitiateMultithreading();
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private:
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cCriticalSection m_CriticalSection;
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std::vector<std::unique_ptr<cListener>> m_LogListeners;
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void DetachListener(cListener * a_Listener);
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void LogLine(std::string_view a_Line, eLogLevel a_LogLevel);
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};
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