RFR: 8319340: [Linux] Disabled windows should not allow window operations (minimize, resize, maximize, close)

[Kevin Rushforth]

On Thu, 2 Nov 2023 19:13:58 GMT, Thiago Milczarek Sayao <tsayao at openjdk.org> wrote:

> JavaFX on Linux is allowing disabled windows to be minimized.
> 
> Currently close does nothing as it should, maximize disappears (on MS Windows it's greyed out - it's a platform behavior difference) and minimize is being allowed.
> 
> Thins PR removes WM functions when window is disabled and restores it back when it's re-enabled.

We need to verify that there is no possibility of regression. Have you run manual tests including the `HelloModality` and `HelloAlert` test programs in `apps/toys/Hello`?

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PR Comment: https://git.openjdk.org/jfx/pull/1278#issuecomment-1791603224