From: Tanaka Akira <akr@...17n.org>
Date: 2002-07-20T23:32:23+09:00
Subject: [ruby-dev:17734] Re: self in block

In article <200207201319.g6KDJAn5014915@smtp16.dti.ne.jp>,
  Takaaki Tateishi <ttate@kt.jaist.ac.jp> writes:

> rec_func$B$O:F5"E*$J%a%=%C%I$J$N$G$9$,!$$3$N:F5"E*$J%a%=%C%I$r;H$o$:$K(B
> $B$&$^$/:F5"$r%V%m%C%/Fb$@$1$G:Q$^$9$3$H$O$G$-$J$$$+$H9M$($?$3$H$,$"$j(B
> $B$^$9!%(B
> yield()$B$N$h$&$J!$8=:_$N%V%m%C%/<+?H$r8F$S=P$9$h$&$J4X?t$,$"$C$F$bNI(B
> $B$$$N$G$O$J$$$+$H9M$($F$$$^$9!%(B
> 
> set_callback(){|widget,data|
>   if( data > 0 )
>     call_current_block(widget,data-1)
>   end
> }

callback = lambda {|widget,data|
  if( data > 0 )
    callback.call(widget,data-1)
  end
}
set_callback(&callback)

$B$H=q$/$N$G$O$$$1$J$$$s$G$9$+(B?

# $B$&$%$`!#$3$NNc$G$O(B callback $B$N%9%3!<%W$,BeF~$N1&JU$K5Z$V$N$KMxE@$,$"(B
# $B$k$J$!!#(B

$B:F5"E*$J4X?t$NDj5A$K$O!"IaDL$O:F5"E*$J9=B$$r;H$&$N$G!"$I$3$+$KL>A0$r$D(B
$B$1$J$$$H$$$1$J$$(B - $B%\%H%`%"%C%W$K:n$k$3$H$O$G$-$J$$(B - $B$N$OBEEv$@$H;W$&(B
$B$s$G$9$,!#(B

$B$^$!!"(BY $B%3%s%S%M!<%?$H$+$r;H$C$F!"(Blazy $B$KE83+$9$k$H$$$&<j$b$"$j$^$9$,!"(B
$BIaDL$N%W%m%0%i%_%s%0$G$O$d$i$J$$$G$7$g$&!#(B
-- 
[$BEDCf(B $BE/(B][$B$?$J$+(B $B$"$-$i(B][Tanaka Akira]
$B!V$U$($m(B! $B$o$+$a$A$c$s:n@o$G$9$(C"=$B!W(B(Little Worker, $B7KM7@84](B)