Interface ReadonlyContentModelSegmentBase<T, TFormat>

The mutable marker to mark an object as mutable. When assign readonly object to a mutable type, compile will fail to build due to this member does not exist from source type. This is used for preventing assigning ReadonlyMark to ShallowMutableMark or MutableMark

The mutable marker to mark an object as mutable. When assign readonly object to a mutable type, compile will fail to build due to this member does not exist from source type.

Format of this model

Whether this model object is selected

Type of this segment