How to disable d&d and docking to "lock" the layout

Hi,

I'm trying to find a way to "lock" the layout disabling the drag&drop and/or the docking, but I cannot figure out how to do.

I try to set CanMove = false but it has no effect

<img width="1002" height="376" alt="Image" src="https://github.com/user-attachments/assets/c1a82f0d-b2ef-4e03-a7b1-46ceadad985c" />

Any suggestion?

/Daniele