RFR: 8258979: The image didn't show correctly with GTK LAF [v7]

[Tejesh R]

On Fri, 12 Jan 2024 04:10:09 GMT, Abhishek Kumar <abhiscxk at 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:
> 
>   comment added

test/jdk/javax/swing/JTree/bug8038113.java line 48:

> 46:  */
> 47: 
> 48: public class bug8038113 {

Will it be better to change the file & class name to something meaningful instead of bug id since now two bugs refer to same test?

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PR Review Comment: https://git.openjdk.org/jdk/pull/17294#discussion_r1449842428