Checklist

• I have searched the issue tracker for open issues that relate to the same problem, before opening a new one.
• This issue only relates to a single bug. I will open new issues for any other problems.

Describe the bug

The current 2-pass implementation seems to have race conditions

How to reproduce

See fyne-contributors Slack discussion from 2024-05-28

Screenshots

No response

Example code

complicated

Fyne version

develop

Go compiler version

n/a

Operating system and version

n/a

Additional Information

No response