On Wed, 10 Jan 2024 05:00:33 GMT, Abhishek Kumar <abhis...@openjdk.org> wrote:
>> The collapsed icon for JTree is not painted using `Icon.paintIcon(Component
>> c, Graphics g, int x, int y)` in GTK LAF. The collapsed icon is returned
>> from BasicTreeUI class which doesn't contain any icon image whereas the
>> expanded icon is returned from SynthTreeUI class and expanded icon is
>> rendered correctly.
>> The proposed fix is to return collapsed icon as an object of collapsed icon
>> wrapper which implements synthIcon and is similar to the expanded icon
>> implementation.
>>
>> Test mentioned in JBS is an applet based which is converted to main based
>> now and extended for all installed LAFs on the system.
>>
>> No regression caused with the fix, link is attached in JBS .
>
> Abhishek Kumar has updated the pull request incrementally with one additional
> commit since the last revision:
>
> Remove whitespace error
src/java.desktop/share/classes/javax/swing/plaf/synth/SynthTreeUI.java line 837:
> 835: }
> 836: else {
> 837: SynthGraphicsUtils.paintIcon(collapsedIcon, context, g,
> x, y, w, h);
Guess it's a copy of `ExpandedIconWrapper `class, so `CollapsedIconWrapper `and
`ExpandedIconWrapper` can be optimised to use common method passing in the
"icon" argument..
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PR Review Comment: https://git.openjdk.org/jdk/pull/17294#discussion_r1446917678
