Applications built with Flet 0.85.3 exhibit severe jitter and frame drops for all controls inside the window when resizing the window via mouse on Windows; this problem does not happen with other applications.

[yst-one]

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• I have searched the opened issues and there are no duplicates

Describe the bug

1

Code sample

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To reproduce

1

Expected behavior

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Operating System

Windows

Operating system details

11

Flet version

0.85.3

Regression

No, it isn't

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[ndonkoHenri]

Please provide more details to this issue - especially how to repro and possibly a screen record of how it shows up.

[yst-one]

https://github.com/user-attachments/assets/a1202bb5-248e-4c7e-b820-0c6510c02c90
On the right: Flet 0.86.0. It suffers from obvious stuttering and heavy jitter. Black artifacts also show up when dragging and scaling.

[FeodorFitsner]

The music thou 😎

[yst-one]

The music thou

Haha, do you like it? The name of this instrumental track is I Love You (Original Mix).

[yst-one]

https://github.com/user-attachments/assets/a1202bb5-248e-4c7e-b820-0c6510c02c90 On the right: Flet 0.86.0. It suffers from obvious stuttering and heavy jitter. Black artifacts also show up when dragging and scaling.

https://github.com/user-attachments/assets/f91f785e-3022-48c0-a36f-b8a41c176337
This is a demo built with basic Flutter examples and Flet.