com.smartgwt.client.widgets.grid.events

## Interface RegroupHandler

- All Superinterfaces:
    com.google.gwt.event.shared.EventHandler

      public interface RegroupHandler
      extends com.google.gwt.event.shared.EventHandler

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `onRegroup(RegroupEvent event)` Callback fired when a regroup operation is begun, either from a direct call to `regroup()`, or because of `data arriving from the server` when the grid is already `grouped`.

- - ### Method Detail

    - #### onRegroup

          void onRegroup(RegroupEvent event)

      Callback fired when a regroup operation is begun, either from a direct call to `regroup()`, or because of `data arriving from the server` when the grid is already `grouped`.

      After this call, the Framework should eventually call `ListGrid.groupTreeChanged()`.

      Parameters:
        `event` - the event