Package com.smartgwt.client.widgets.grid.events

# Interface HasRegroupHandlers

All Superinterfaces:
  `HasHandlers`

All Known Implementing Classes:
  `CalendarView`, `CubeGrid`, `DateGrid`, `EditTree`, `ListGrid`, `ListPalette`, `Menu`, `MenuPalette`, `PickListMenu`, `RecordEditor`, `SelectionTreeMenu`, `TableView`, `TreeGrid`, `TreePalette`

public interface HasRegroupHandlers extends HasHandlers

- ## Method Summary

  Modifier and Type
  Method
  Description
  `HandlerRegistration`
  `addRegroupHandler(RegroupHandler handler)`
  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`.

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

  `fireEvent`

- ## Method Details

  - ### addRegroupHandler

    HandlerRegistration addRegroupHandler(RegroupHandler handler)
    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:
      `handler` - the regroup handler
    Returns:
      `HandlerRegistration` used to remove this handler