Package com.smartgwt.client.widgets.chart

# Interface HasDataLabelHoverHandlers

All Superinterfaces:
  `HasHandlers`

All Known Implementing Classes:
  `FacetChart`

public interface HasDataLabelHoverHandlers extends HasHandlers

- ## Method Summary

  Modifier and Type
  Method
  Description
  `HandlerRegistration`
  `addDataLabelHoverHandler(DataLabelHoverHandler handler)`
  Fires when the mouse hovers over a data label, that is, a text label showing values from the first facet.

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

  `fireEvent`

- ## Method Details

  - ### addDataLabelHoverHandler

    HandlerRegistration addDataLabelHoverHandler(DataLabelHoverHandler handler)
    Fires when the mouse hovers over a data label, that is, a text label showing values from the first facet. For example, the labels underneath the X-axis of a column chart, labelling each column.
    Parameters:
      `handler` - the dataLabelHover handler
    Returns:
      `HandlerRegistration` used to remove this handler