From: Lyle Johnson <lyle@...>
Date: 2004-04-13T23:19:13+09:00
Subject: Re: FXRuby: overload FXSlider

Martin wrote:

> I want to create a custom control which changes the background color
> of the slider whenever an update happens.

By "whenever an update happens", I assume you mean "whenever the 
slider's value changes".

> What's the best way to do this? The
> control should behave exactly like FXSilder, so I can not use
> connect().

In that case you could subclass FXSlider and override the default 
messages handlers for the SEL_MOTION, SEL_LEFTBUTTONPRESS and 
SEL_LEFTBUTTONRELEASE messages.

> And while I am at it: why doesn't connect() support
> multiple message handlers?

This may be changed in the near future; someone has recently posted some 
code to the fxruby-users mailing list which address that very problem.