[Rev 01] RFR: 8236259: MemoryLeak in ProgressIndicator

[Jeanette Winzenburg]

On Thu, 19 Dec 2019 14:19:57 GMT, Florian Kirmaier <fkirmaier at openjdk.org> wrote:

>> just thinking aloud: actually, it's rather whacky that the indicator (mis-)uses the skin's multiplePropertyListener - it's api isn't meant for frequent register/unregisters (the unregisters is quite a heavy measure). Maybe it should have its own? Or the other way round: skin listening to the property and indicator having a method to update based on font which is invoked by skin's listener?
> 
> Yes, that would be reasonable.
> 
> I would rewrite the fix, add an method "updateFont" to the skin, which also updates the DeterminationIndicator.
> 
> When I look into the code, I'm a little bit confused. The fontListeners doesn't get called without a font-change. In this case, the variable doneTextWidth and doneTextHeight never get's initialized. Do I miss something or is the current code wrong?

welcome to the jungle :) looks like the code can't really work (and probably is untested) or is not important ..

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PR: https://git.openjdk.java.net/jfx/pull/71