Represents a controller which receives notifications about an IExpanderRow<TModel>'s state.
public interface IExpanderRowController<TModel>
kind:method, kind:property, kind:ctor. Press Esc to clear.OnBeginExpandCollapse(IExpanderRow<TModel>)Method called by a row before it starts expanding or collapsing.OnChildCollectionChanged(IExpanderRow<TModel>, NotifyCollectionChangedEventArgs)Method called by a row when its children change.OnEndExpandCollapse(IExpanderRow<TModel>)Method called by a row when it finishes expanding or collapsing.