An object passed to the event that contains the following properties:
The record's state. Possible values are:
Indicates whether or not any edits have been made to the record. If isDirty is true, the record has unsaved changes.
The row number of the Grid row that fired the event. New record rows have negative row numbers.
Fires when the state of a Grid row has changed. Possible states are 'view', 'change', and 'enter'.