cancellationtoken.h

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#ifndef CANCELLATIONTOKEN_H
#define CANCELLATIONTOKEN_H
 
#include <functional>
#include <mutex>
 
namespace Nickvision::Helpers
{
    class CancellationToken
    {
    public:
        CancellationToken(const std::function<void()>& cancelFunction = {}) noexcept;
        bool isCancelled() const noexcept;
        const std::function<void()>& getCancelFunction() const noexcept;
        void setCancelFunction(const std::function<void()>& cancelFunction) noexcept;
        void cancel() noexcept;
        void reset() noexcept;
        operator bool() const noexcept;
 
    private:
        mutable std::mutex m_mutex;
        bool m_cancelled;
        std::function<void()> m_cancelFunction;
    };
}
 
#endif //CANCELLATIONTOKEN_H