Re: [Boost-users] shared_ptr and inheritance of the raw pointer

From: divyank shukla (divyank_s_at_[hidden])
Date: 2006-07-26 03:51:58

Hi 
 You can use explicit converters

regards
  divyank

--- Yossi.Itzkovich_at_[hidden] wrote:

> 
> Hi,
> I have this code:
> 
> #include <boost/shared_ptr.hpp>
> 
> class A{ // base class
> public:
> };
> 
> class B : public A{
> public:
>   int b1;
> };
> 
> typedef boost::shared_ptr<A> tSmartA;
> typedef boost::shared_ptr<B> tSmartB;
> 
> void foo (tSmartB& smartOne) // should get a pointer
> to derived
> { }
> 
> int main () {
>   tSmartA a(new B);
>   foo(a);   // This line doesn't compile because foo
> expects to get tSmartB
>   return 0;
> }
> 
> 
> How can I then send a  to foo()  ?
> 
> Thanks
> 
> Yossi
> 
> _______________________________________________
> Boost-users mailing list
> Boost-users_at_[hidden]
>
http://lists.boost.org/mailman/listinfo.cgi/boost-users
> 

__________________________________________________
Do You Yahoo!?
Tired of spam?  Yahoo! Mail has the best spam protection around 
http://mail.yahoo.com