On Wed, 7 Feb 2007 09:12:30 +0200
"Graeme Geldenhuys" <[EMAIL PROTECTED]> wrote:
> On 2/6/07, Mattias Gaertner <[EMAIL PROTECTED]> wrote:
>
> > Technically there should be flickering, but I don't see it. Can you
> > give an example?
>
> I don't know how else to give an example, other that explain what I
> do, so here goes.
>
> If I compile a project that generates lines in the Messages Windows -
> something like Run -> Build All. After it finished compiling I
> normally have lines than scroll off the Messages Window. Both
> horizontal and vertical scrollbars are visible. Scrolling that window
> horizontally the whole windows flickers. The typical thing you see
> when redrawing the same image over and over. Scrolling vertically I
> don't see that effect, but that could be due to every line moving up a
> few pixels as I scroll and masks the effect.
>
> Oh, and that brings me to another new bug with 'User Defined' lines in
> the messages window. Scrolling horizontally, they don't move, yet
> lines around them do. Also notice the black text to the left of the
> 'user defined' lines. Doesn't that also mean it paints in black, then
> paints in color (red, green, blue). Double painting - which might
> again contribute to the flicker under GTK1.
>
> I'll test the flicker issue under a Windows XP computer and let you
> know what I find.
I fixed the scrolling. I can see the flickering, when enlarging the
message window and scroll with many colorful notes. Typical for missing
double buffering.
Mattias
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