From: Logan Capaldo <logancapaldo@...>
Date: 2006-07-30T23:59:51+09:00
Subject: Re: Win32 API Callbacks


On Jul 30, 2006, at 9:09 AM, Oky -- wrote:

> I want to write a Windows network audio program in pure Ruby. However,
> this requires me to call an API function called waveInOpen which  
> takes a
> callback function as one of its arguments.
>
> The callback function looks like this:
>
> void CALLBACK waveInProc(
>   HWAVEIN hwi,
>   UINT uMsg,
>   DWORD dwInstance,
>   DWORD dwParam1,
>   DWORD dwParam2
> );
>
> Is it possible to achieve this in Ruby or do I have to write a wrapper
> DLL?
>
>
> Thanks in advance
>
You might be able to get away with using RubyInline to create the  
callback. Still a little bit of C, but it'll be right there with the  
rest of your code.

> -- 
> Posted via http://www.ruby-forum.com/.
>