Get the row target id, the target might be not resolved yet
Registers an observer in the form of a callback with this references and fires that callback immediately if the reference is already resolved. Used by properties to observe this reference, so that storage and logical updates can be applied.
Sets only the raw target id, without trying to resolve that.
Generated using TypeDoc
Constructs and returns a new reference instance, that is owned (by a property of) an abstract element.