[maemo-developers] detect window iconified/maximized in SDL

[From: W. de Hoog]

Hi,

> Note that it's not enough just to use SDL function to wait for events when it's
> invisible / idle. SDL does 10Hz polling even when waiting for events which will 
> drain battery pretty soon.  (I filed a bug about that for upstream SDL several
> years ago, it's still not fixed, but there's a broken patch available.)
That is sad. I was thinking of using an SDL semaphore in the main loop 
that is locked/unlocked when osso notifies of display on/off. This would 
not do much then I guess.


> Because of this, in my own SDL code I use select() when the process should
> be idle in RAM longer times without draining battery. You can get the SDL X
> socket file descriptor like this:
Please forgive my ignorence but I do not understand the link between 
select() and GetUISocket().


-- 
Willem-Jan de Hoog