Re: [gtk-list] Re: Can't refresh drawing area
- From: "Benoit Gagnon" <gagb02 my-deja com>
- To: gtk-list redhat com
- Subject: Re: [gtk-list] Re: Can't refresh drawing area
- Date: Thu, 08 Jul 1999 09:52:51 -0700
On Thu, 8 Jul 1999 11:46:59 Havoc Pennington wrote:
>
>On Thu, 8 Jul 1999, wrote:
>>
>> I have a drawing area contained in a scroll window. I have a button
>> that is supposed to change the drawing in the drawing area when it's
>> pressed. Changing the drawing is not the problem, the problem is that
>> I have to scroll or make the window bigger to see the changes in the
>> drawing area. I thought of sending an expose event to the drawing
>> area, but I haven't been able to. Any ideas?
>>
>
>What does your code do? If it draws to area->window then it should work.
>If it draws to a pixmap you have to copy the pixmap onscreen.
>
I draw onto a pixmap and then I use gdk_draw_pixmap to copy the pixmap to a drawing area. It works whith the first drawing, but not if I change the drawing (as I mentionned, I have to scroll or resize for it to appear on the screen)
Thanks
Ben
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