Package com.smartgwt.client.data.events

# Interface HasDataChangedHandlers

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 `ResultSet`s to keep the user-visible data up to date as changes are made.

    Parameters:
      `handler` - the dataChanged handler
    Returns:
      `HandlerRegistration` used to remove this handler