RFR: 6753661: JFileChooser font not reset after Look & Feel change [v2]

[Sergey Bylokhov]

On Fri, 27 Jan 2023 04:25:48 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> Issue is observed that after changing the Look & Feel from Metal to Nimbus and back to Metal, the Nimbus font continues to be used by a JFileChooser.
>> This is because Synth  `installDefaults `methods set the font, but its inverse methods `uninstallDefaults `do not remove them.
>> Fix is made to reset the font if it is set by L&F.
>
> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Iterate all installed L&F

test/jdk/javax/swing/JFileChooser/JFileChooserFontReset.java line 58:

> 56:             SwingUtilities.updateComponentTreeUI(fc);
> 57:             System.out.println("Nimbus font " + fc.getFont());
> 58:             SwingUtilities.invokeAndWait(() -> setLookAndFeel(laf));

This will test the uninstallDefaults for the Nimbus only. I think you need to iterate all L&F twice and for the different ones check that the font will be changed(if L&Fs use different fonts).

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PR: https://git.openjdk.org/jdk/pull/12180