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Re: [cp-patches] FYI: BasicListUI

From: Lillian Angel
Subject: Re: [cp-patches] FYI: BasicListUI
Date: Fri, 11 Nov 2005 16:09:03 -0500

On Thu, 2005-11-10 at 20:35 +0000, Roman Kennke wrote:
> Hi,
> I fixed some buggies in the BasicListUI. The fixed cell height and width
> should now correctly be recognized. In addition to that I optimized the
> painting so that only the cells within the clip bounds are painted. This
> greatly improved performance when scrolling. This is really smooth now.
> I'll implement a similar optimization for JTable, JTree and the text
> components soon.
> 2005-11-10  Roman Kennke  <address@hidden>
>         * javax/swing/plaf/basic/
>         (valueChanged): Repaint list when selection changed.
>         (updateLayoutState): Reworked to correctly respect fixed cell
> sizes.
>         (installListeners): Create component listener before adding it.
>         (paint): Optimized to only draw the cells in the clip.

Tony and I noticed your painting fix breaks painting of the JLists.
Attached is a simple test case. Try running it with and without the
addition to paint.


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