HasDataChangedHandlers (Smart GWT LGPL Edition API 14.1p (2026-09-25))

All Superinterfaces:: HasHandlers

All Known Implementing Classes:: DataSource, FacadeDataSource, FilteredList, MockDataSource, RecordList, RestDataSource, ResultSet, ResultTree, Tree, WSDataSource, XJSONDataSource

public interface HasDataChangedHandlers extends HasHandlers

Method Summary

Modifier and Type

Method

Description

HandlerRegistration

addDataChangedHandler(DataChangedHandler handler)

Notification method fired when a DataSource operation such as an add, remove or update modifies the underlying data for a DataSource.

Methods inherited from interface com.google.gwt.event.shared.HasHandlers
fireEvent

Method Details
- addDataChangedHandler
  
  HandlerRegistration addDataChangedHandler(DataChangedHandler handler)
  
  Notification method fired when a DataSource operation such as an add, remove or update modifies the underlying data for a DataSource.
  This method is used by ResultSets to keep the user-visible data up to date as changes are made, and by components that have no cache manager - see DynamicForm.cacheSync.
  
  Parameters:
  
  handler - the dataChanged handler
  
  Returns:
  
  HandlerRegistration used to remove this handler