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From: achrist@easystreet.com
Newsgroups: comp.lang.ada
Subject: Re: [OT] Best way to isolate a GUI?
Date: Sun, 16 Feb 2003 09:25:16 -0800
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Date: 2003-02-16T09:25:16-08:00
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Here's one way to do it.

(1) Write the GUI in TCL (Use a GUI builder for Tcl).
(2) Write the functionality in Ada.  Package it as a DLL, COM server,
	or shared library.
(3) Write the connection between the GUI and the functionality in C/C++
	using Tcl.h and Tk.h. 


Al


Jano wrote:
> 
> Hello,
> 
> as for my (lately) frequent questions, you may be aware I'm starting a
> new project in Ada. Well, the matter is that I want the core
> functionality to be isolated from the GUI. And that's the question:
> how's the best mean to do that.
> 
> I've thought the following:
> 
> 1) Use AWS and let any browser do the rendering. That's not really
> isolating the GUI, because all the generating code would be inside the
> core (unless I also apply):
> 
> 2) Use sockets to communicate the two processes.
> 2.a) Use regular Ada streams to pass data types.
> 2.b) Use some other protocol, for example [compressed] XML.
> 
> 3) Your sugestions welcome.
> 
> I would want that the isolation be such any kind of GUI can be build on
> top. Maybe even made two of them run concurrently. For example, web
> reports via AWS and a control GUI with native look.
> 
> Any have prior experience? Some successful example on the wild to check?
> 
> Thanks in advance,
> 
> --
> -------------------------
> Jano
> 402450[at]cepsz.unizar.es
> -------------------------