RFR: 4795384: GTK+ JFileChooser buttons should have mnemonics

[Alexander Zvegintsev]

On Fri, 16 Aug 2024 19:32:09 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

>> JFileChooser don't have the mnemonics for open and save button in GTK L&F. Fix is to add mnemonics for open and save button.
>> Fix can be verified by Swingset2 demo application. Mnemonics in GTK L&F are visible once alt key is pressed.
>> After running the SwingSet2 application, change the `L&F to GTK` and select` JFileChooser demo` from toolbar. Click on `Select Plain JFileChooser` button and then press alt key to verify the mnemonics.
>
> src/java.desktop/share/classes/com/sun/java/swing/plaf/gtk/resources/gtk.properties line 63:
> 
>> 61: FileChooser.renameFileButton.textAndMnemonic=&Rename File
>> 62: FileChooser.cancelButton.textAndMnemonic=&Cancel
>> 63: FileChooser.saveButton.textAndMnemonic=Save
> 
> Suggestion:
> 
> FileChooser.saveButton.textAndMnemonic=&Save
> 
> It looks like the Save button is the only button left in this file without a mnemonic specified.

Hmm, the `&S` is already used by 

FileChooser.pathLabel.textAndMnemonic=&Selection:


It looks like that `&S` is more common for the save action, so probably we might want to change the `&Selection:` to something else, e.g. `S&election:`
Any thoughts?

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PR Review Comment: https://git.openjdk.org/jdk/pull/20612#discussion_r1720283148