This documentation is not using the current rendering mechanism and is probably outdated. The extension maintainer should switch to the new system. Details on how to use the rendering mechanism can be found here.
Lists of mutually exclusive or incompatible classes.
mutuallyExclusiveClasses.[ label ]¶
mutuallyExclusiveClasses.[ label ]
list of id-strings
Defines a set of classes that are mutually exclusive An element may have only one of the listed classes assigned to it at any given time.