105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
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#ifndef MULTICOREMANAGER_H
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#define MULTICOREMANAGER_H
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#include <QObject>
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#include <QThreadPool>
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#include <QMap>
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#include <QMutex>
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#include <functional>
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#include <QString>
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/**
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* @brief The MultiCoreManager class
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* 全局多核心任务调度管理器，负责优化整个程序的多核心利用
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*/
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class MultiCoreManager : public QObject
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{
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Q_OBJECT
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private:
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static MultiCoreManager* m_instance;
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static QMutex m_mutex;
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explicit MultiCoreManager(QObject *parent = nullptr);
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// 线程池
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QThreadPool* m_threadPool;
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// 任务统计
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QMap<QString, int> m_taskCount;
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mutable QMutex m_taskCountMutex;
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// CPU核心数
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int m_cpuCount;
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public:
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/**
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* @brief 获取单例实例
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*/
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static MultiCoreManager* instance(QObject *parent = nullptr);
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/**
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* @brief 析构函数
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*/
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~MultiCoreManager();
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/**
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* @brief 提交任务到线程池
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* @param task 任务函数
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* @param taskType 任务类型标识
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*/
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void submitTask(std::function<void()> task, const QString& taskType = "general");
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/**
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* @brief 获取当前活跃线程数
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*/
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int activeThreadCount() const;
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/**
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* @brief 获取最大线程数
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*/
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int maxThreadCount() const;
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/**
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* @brief 设置最大线程数
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*/
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void setMaxThreadCount(int count);
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/**
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* @brief 获取任务统计信息
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*/
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QMap<QString, int> taskStatistics() const;
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/**
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* @brief 等待所有任务完成
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* @param msecs 超时时间
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*/
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void waitForDone(int msecs = -1);
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public slots:
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/**
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* @brief 清理线程池
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*/
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void clearThreadPool();
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/**
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* @brief 打印线程池状态信息
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*/
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void printStatus() const;
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signals:
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/**
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* @brief 任务完成信号
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* @param taskType 任务类型
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*/
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void taskCompleted(const QString& taskType);
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/**
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* @brief 状态更新信号
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* @param activeThreads 活跃线程数
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* @param maxThreads 最大线程数
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*/
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void statusUpdated(int activeThreads, int maxThreads);
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};
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#endif // MULTICOREMANAGER_H
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