RFR: 8358255: Factor out boilerplate code of EventHandler properties in Scene and Window

[Nir Lisker]

On Tue, 3 Jun 2025 16:44:17 GMT, Kevin Rushforth <kcr at openjdk.org> wrote:

> > > when the app devs create hundreds of windows and keep them hidden (I've seen those)
> > 
> > 
> > 😵
> 
> Window and Scene are heavy-weight classes that are reasonably limited in quantity, so I'm not at all worried about this. The concern I raised earlier (as I recall) was about properties in nodes.

Yes, I'm thinking the same thing.

-------------

PR Comment: https://git.openjdk.org/jfx/pull/1819#issuecomment-2936372153