Re: [boost] Re: [gui] The Big Picture

From: Hagen Möbius (hagen.moebius_at_[hidden])
Date: 2005-01-04 20:07:17

Neal Coombes wrote:

> Reece Dunn wrote:
>
>>
>> There are several layers to a (G)UI library:
>> [1]  The platform independant layer.
>> [2]  The geometry layer - unit type, point, size, rect.
>> [3]  The base graphics layer - fonts, canvas, pens, images, etc.
>> [4]  The event handling layer - event loop, events, event handlers.
>> [5]  The UI object layer - frames, forms, widgets, lightweight 
>> objects, etc.
>
>
> This is a significant tangent from this conversation.  Does anyone 
> think it would be possible/useful to create an event-loop library 
> completely independent of the GUI library, but that the GUI library 
> would use.  I think there are probably vast uses other than GUI apps 
> that could take advantage of such a component.  Obviously the signal 
> library could be put to good use in such an event library (once the 
> performance optimizations are implemented).
>
> This is pretty much just a random thought :)
>
> Neal
>
Hi Neal,

This is exactly what Glib and Glibmm do. Glib being the C backbone and 
Glibmm the C++ language binding. Glibmm uses sigc++ as event system and 
supports all kind of things like polling, timeouts, inputevents and 
stuff. :)

Hagen.