https://smartclient.com/smartgwt/javadoc/com/smartgwt/client/widgets/events/HasToggleValueChangedHandlers.html
HasToggleValueChangedHandlers (Smart GWT LGPL Edition API 14.1p (2026-05-13))
declaration: package: com.smartgwt.client.widgets.events, interface: HasToggleValueChangedHandlers
smartgwtlgpledition