RFR: Fix VirtualFlow performance regression in ListView scrolling

[Huang Xiao]

On Mon, 12 Jan 2026 07:45:44 GMT, Johan Vos <jvos at openjdk.org> wrote:

> > @Maran23 Hello, I noticed you've made contributions to this area before. Could you help me review this issue?
> > A relatively complete code example has been provided above. If you need a directly usable attachment, I can provide it.
> 
> Hi @youngledo , thanks for reporting this. To follow the normal procedure, can you please file a bug in https://bugs.java.com/bugreport/ ? When doing that, there is (after manual triage) machinery going on behind the scenes that facilitates the whole flow between bug report, discussions, PR, release docs etc.
> 
> I believe there is a fair chance indeed that the code you mention can lead to regression in a number of situations. Your code sample would be helpful, but is best provided after you report the bug. I notice there are @FXML refs but I don't see an FXML file, so I suggest you upload a zip file (once the issue is in JBS).


@johanvos 
Sorry, I forgot to mention that since I'm just a regular user, I couldn't figure out how to become a member. Could you help me submit the issue, or what should I do instead?

The sample project has been uploaded:
[demo-javafx.zip](https://github.com/user-attachments/files/24561207/demo-javafx.zip)

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PR Comment: https://git.openjdk.org/jfx/pull/2030#issuecomment-3737722912