Re: Drawing Area problems

[Olexiy Avramchenko <olexiy irtech cn ua>]

themac wrote:

> Hello all,
>
> I've got problem with Drawing Area.
>
> I've two drawing area and a two toggle button. I want to switch them 
> when i click
> on the toggle button. For this i do a gtk_widget_hide(first_drawing_area)
> and gtk_widget_show(second_drawing_area). I dont clear them at any moment.
>
> It's works fine but, my problem is that each time i change view, my 
> graph disapear.
>
> Is there someone who have an idea ?
>
> Thanks.

Hi,
You said nothing about how you draw your graphics into the window the 
darea owns.
I can guess that you dont handle "expose-event" but just use GDK stuff 
to draw smth on button click.
Look at the "scribble-simple" example (coming with gtk sources) - it 
will help.

Olexiy