On 6/6/07, Paul Davis <[EMAIL PROTECTED]> wrote: > On Wed, 2007-06-06 at 12:40 -0500, Paul Davis wrote: > > You can also put the object into a smart pointer. I'd recommend > > boost's shared_ptr. > > just be very carefeul with shared_ptr and sigc slots. if you ever do > this: > > bind (mem_fun (someObject, &SomeObject::method), aSharedPtrToFoo); > > then the created slot holds a reference to Foo that may be hard to get > rid of. if you program sets up objects and only destroys them at > shutdown, if at all, this is not an issue. but if you need careful > management over object lifetimes, this can be a very nasty combination > of two very nice programming idioms. > > --p > >
Definitely. I think somewhere in the archives there's a very in depth discussion about this. I think it generally came to the point of "Only bind boost::weak_ptr's, never shared_ptr's" But definitely, that is one nasty gotchya. Paul _______________________________________________ gtkmm-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/gtkmm-list
