On 10/2/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
> I'm still muddling my way through my first GTK application (and I'm a
> relative newbie on all software matters).
>
> I have the following in one of my callbacks:
>
> timer = g_timout_add(50, (GSourceFunc) progress_update,
> (gpointer)progressbar);
>
> pid = fork( );
>
> if (pid == 0)
> {
> growPart ( );
> exit(0);
> }
> ret = wait(NULL);
>
> g_source_remove(timer);
>
> ---------------
>
> where progress_update is:
>
> static gboolean progress_update (gpointer progressbar)
> {
> gtk_progress_bar_pulse(GTK_PROGRESS_BAR(progressbar));
> return true;
> }
>
> ----------------
>
> I was hoping that this would mean that the progress bar would pulse while
> growPart() was running, but instead it waits until after (is this because
> control hasn't been returned to gtk_main yet?) at which point it is
> removed. If I take out the g_source_remove it runs beautifully....but only
> after growPart has completed. How can I get around this?
>
> Thanks so much
Hi,
I think you can use gtk_main_iteration() to tell gtk handle some of
the pending events. However, unless the progress of the bar is not
related to the computation in growPart, wouldn't it be better to
update the progress bar status from the inside of the growPart
function?
Cheers
>
>
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