Re: [Boost-users] Boost.Signals2 - tracking an object managed with tr1::shared_ptr

Subject: Re: [Boost-users] Boost.Signals2 - tracking an object managed with tr1::shared_ptr
From: Frank Mori Hess (frank.hess_at_[hidden])
Date: 2009-09-11 12:34:42

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On Friday 11 September 2009, Frank Mori Hess wrote:
> On Thursday 10 September 2009, Monteleone, Nathan wrote:
> > Is it possible to use slot::track with a tr1::shared_ptr instead of a
> > boost::shared_ptr?
>
> Sorry, not at present.  I've thought about it a bit, especially with
> respect to std::shared_ptr, but haven't gotten around to doing anything
> about it.  It wouldn't be too hard to support some fixed set of shared_ptr
> types using boost::variant.  Maybe an additional slow path that uses heap
> allocation and some type traits could support unforeseen shared_ptr types.
>

Oh, and the other solution would be to add yet more template parameters to the 
signal class (like the SlotFunction = boost::function) to permit the 
shared_ptr/weak_ptr types to be specified per-signal.

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