From: Takaaki Tateishi <ttate@...>
Date: 2002-08-29T17:01:30+09:00
Subject: Re: Ruby/DL with GTK gtk_signal_connect

Hello,

> have a problem. i dont know how to get gtk_signal_connect to reference a
> proc. ex-
> Gtk.gtk_signal_connect(@native, "destroy", proc { @meta.close }, nil)

How about `DL.callback'? It assigns a Proc object to a callback function.

  sym = DL.callback('0PP', proc)

`sym' is a Symbol object which represents the callback function, and it
can be used with gtk_signal_connect() as follows:

  Gtk.gtk_signal_connect(@native, "destroy", sym, nil)

-- 
Takaaki Tateishi <ttate@kt.jaist.ac.jp>