Is there a layout button or any alternative?
Layouts are on the list of things to implement on Mac. You can follow its progress here:
Also see this list of things that are available on Windows but not yet on Mac:
This would be a high priority one for me!
If would be interesting to know for reference, of the features in this list,
Where each feature fall here:
“Some commands are planned for addition, some have Mac-appropriate counterparts, and some are not on our roadmap.”