…s inspector

…bel when importing classic menu

…enus

…owManageActions

…rding to #42956

Switching between menus keeps the menu open and focused on the current selection.
Importing classic menus or creating new ones focuses the current navigation block.

Co-authored-by: Daniel Richards <[email protected]>

…so we refresh this quite often when switching between menus. For a more consistent UI experience we disabe the menu management link untill `hasManagePermissions` is refreshed.

Another option would be to cache this at a component level. But, this could be more accurate?

Fixes slow connection UX by disabling and enabling the selector and the manage menus link depending on data status.

Co-authored-by: Dave Smith <[email protected]>

- The label of the currently selected menu updates if menu is renamed from advanced
- Uses a visually hidden label to explain this is a menu switcher
- Defaults to a button if there are no block menus and no classic menus
- Renames "Loading options ..." to "Loading ..."

Co-authored-by: Javier Arce <[email protected]>
Co-authored-by: Alex Stine <[email protected]>

- replaces disabled with isBusy for toggle working state
- refactores some conditionals for better readability
- adds consistency to the toggle label

Co-authored-by: Daniel Richards <[email protected]>
Co-authored-by: Dave Smith <[email protected]>
Co-authored-by: Javier Arce <[email protected]>
Co-authored-by: Paal Joachim Romdahl <[email protected]>