Re: drawing in a for-loop

[Dave Benson <daveb idealab com>]

On Thu, Feb 24, 2005 at 11:31:10PM +0100, Richard Stellingwerff wrote:
> Ian Strascina wrote:
> >Don't worry, everything is defined, signals connected to the callbacks, 
> >etc...  I just want to know why this logic doesn't refresh the display 
> >after each iteration...  Please help...  Thanks...
> 
> This is my take...
> 
> gtk_widget_queue_draw_area() queues a redraw, which will then be 
> performed when the main loop is idle. Since the for loop keeps the main 
> loop busy, the redraw event is not processed until that loop finishes.
> 
> I suppose you could try a g_timeout_add() instead, if it's really that 
> important?

or gdk_window_process_all_updates(), which reenters the main-loop i believe.