> > > >     5) Is there any window manager for directFB? I am
> > looking for a
> > > > simple window manager that can switch window of different
> > processes
> > > > in particular.
> > > >
> > >
> > > Yes DFB has this built in. You can show and hide, move and
> > resize the windows used by DFB applications. If you expect
> > the user to do this with the mouse, you will probably have
> > some work to do on the GUI side.
> >
> > I cant find an API to hide windows. I though that the only
> > option was to change the opacity. When multiple windows re
> > open, repainting of windows doesn't seem to be done, only the
> > events are grabbed by the foocused windoo.
> > Correct me ifI am wrong..
> >
>
> Hi - yes, you can set the opacity to 0 - then the window will not be drawn.
> You can also dispose the window.
>
> AFAIK, and there are far more experienced people than me on this list, there 
> are a number of options you can use to control drawing behaviour...

Could someone please elaborate on that. I have been looking out for
some documentation but in vain..

> If you set up your windows to be double-buffered, then you should be able to 
> move / expose / hide them without ever receiving redraw events, as DFB uses a 
> back buffer per window. Thus you only need to draw the contents once, and 
> then not again until the content changes.

what is double buffering in DFB? Do you have to enable it ?

>
> Richie
>


-- 
Regards
  ARviND AyyangaR

 "Success is not measured by what a man accomplishes, but by the
opposition he has encountered, and the courage with which he
maintained the struggle against overwhelming odds."

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