Quelle  swthreadmanager.hxx   Sprache: C

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#ifndef INCLUDED_SW_SOURCE_CORE_INC_SWTHREADMANAGER_HXX
#define INCLUDED_SW_SOURCE_CORE_INC_SWTHREADMANAGER_HXX

#include <osl/interlck.h>

#include <memory>

namespace rtl { template <class reference_type> class Reference; }

class ObservableThread;
class ThreadManager;

/** class to manage threads in Writer using a <ThreadManager> instance

    #i73788#
    Conforms the singleton pattern
*/
class SwThreadManager
{
    public:

        static SwThreadManager& GetThreadManager();

        static bool ExistsThreadManager();

        // private: don't call!
        SwThreadManager();
        // private: don't call!
        ~SwThreadManager();

        oslInterlockedCount AddThread( const rtl::Reference< ObservableThread >& rThread );

        void RemoveThread( const oslInterlockedCount nThreadID );

        /** suspend the starting of threads

            Suspending the starting of further threads is sensible during the
            destruction of a Writer document.
        */
        void SuspendStartingOfThreads();

        /** continues the starting of threads after it has been suspended
        */
        void ResumeStartingOfThreads();

        bool StartingOfThreadsSuspended();

    private:

        SwThreadManager(SwThreadManager const&) = delete;
        SwThreadManager& operator=(SwThreadManager const&) = delete;

        static bool sbThreadManagerInstantiated;

        std::unique_ptr<ThreadManager> mpThreadManagerImpl;

};
#endif

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