Delivered-To: lablgtk at yquem.inria.fr
Message-ID: <4874CF28.503 at irisa.fr>
Date: Wed, 09 Jul 2008 16:46:00 +0200
From: Sebastien Ferre <Sebastien.Ferre at irisa.fr>
Organization: IRISA
MIME-Version: 1.0
To: lablgtk at yquem.inria.fr
Subject: Re: [Lablgtk] Gdk.color GTree.column ?
References: <4873715E.7080207 at irisa.fr>
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	<18356225.post@talk.nabble.com>
In-Reply-To: <18356225.post at talk.nabble.com>
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thanks, this perfectly answers my question!

Sébastien

Eddy2 wrote:
> Hi,
> 
> 
> Sebastien Ferre-2 wrote:
>> Is it possible to represent any color as a string ? I only
>> know the common colors as strings (e.g., white, blue, ...).
>>
> 
> Yes you can do that ! In my first reply on this thread I gave you a piece of
> code which build a #RRGGBB string (for example "#0000FF" is a
> well-understood synonym of "green") and use it to fill the cell background.
> It's also very easy to build this string from RGB integers using
> Printf.sprintf :
> 
> let string_of_rgb = Printf.sprintf "#%02x%02x%02x"
> let rgb_of_string s = Scanf.sscanf s "#%2x%2x%2x" (fun r g b -> r, g, b)
> 
> But obviously you have to use "background" instead of "background-gdk" when
> setting the corresponding attribute. For instance :
> 
> view_column#add_attribute cell_text "background" bg_color
> 
> Hope this helps,
> Eddy
> 

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