lock()

template<typename T>

shared_ptr< T > fl::weak_ptr< T >::lock ( ) const

inline

Definition at line 140 of file weak_ptr.h.

                                           {
        if (expired()) {
            return shared_ptr<T>();
        }
        
        // Try to acquire the shared pointer atomically
        if (mControlBlock && mControlBlock->shared_count > 0) {
            ++mControlBlock->shared_count;
            return shared_ptr<T>(mPtr, mControlBlock, detail::make_shared_tag{});
        }
        return shared_ptr<T>();
    }

References expired(), FL_NOEXCEPT, mControlBlock, mPtr, and shared_ptr.

Referenced by fl::audio::Processor::createWithAutoInput(), and fl::Gamma8::getOrCreate().

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