Re: [Boost-users] Templated Class as Polymorphic Function Parameter

From: Joshua Perry (josh_at_[hidden])
Date: 2008-07-08 11:29:55

Yes, and thats what I am doing now, but it only gives me access as a  
std::iostream.  I would really like access to the other functionality  
of my templated class.

On Jul 8, 2008, at 9:15 AM, Roman Perepelitsa wrote:

> Joshua Perry <josh <at> 6bit.com> writes:
>> Now that I have the streams, I have a class that communicates with  
>> the device
> and I would like to construct or initialize an object of that class  
> with any one
> of the streams.  I have yet to figure out how to form the  
> constructor/function
> parameter to allow this.
>>
>> I've tried something like this, a stream of the base type of my  
>> devices:
>> void init( stream< device<bidirectional> > str);
>
> Something like this?
>
> struct foo
> {
>  void init(std::iostream& strm)
>  {
>    m_strm = &strm;
>  }
> private:
>  std::iostream* m_strm;
> };
>
> Roman Perepelitsa.
>
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