From: Greg McIntyre <greg@...>
Date: 2003-03-22T23:28:36+09:00
Subject: Re: Strong advantages over Python

Paul Prescod <paul@prescod.net> wrote:
> Joel VanderWerf wrote:
>  > ...
> > icon = Icon.new(...)
> > 
> > SliderControl.new("Horizontal position") do |new_x|
> >   icon.move_to(new_x, icon.y)
> > end
> > 
> > Could this be made so elegant in Python?
> 
> It's almost identical in Python.
> 
> 
> icon = Icon(...)
> 
> slider = SliderControl("Horizontal position",
>      lambda new_x: icon.move_to(new_x, icon.y))

What about this?

icon1 = Icon.new(...)
icon2 = Icon.new(...)

SliderControl.new("Horizontal position") do |new_x|
  icon1.move_to(new_x, icon.y)
  icon2.move_to(new_x, icon.y)
end

AFAIK, this cannot be done elegantly with a Python lambda.

-- 
Greg McIntyre
greg@puyo.cjb.net
http://puyo.cjb.net