Package com.vaadin.flow.component.charts.model

Interface DrilldownCallback

All Superinterfaces:

Serializable

public interface DrilldownCallback
extends Serializable

Handler interface for chart's drilldown callbacks.

DrilldownCallback is used for async drilldown.

handleDrilldown(DrilldownDetails) is called when a point with drilldown enabled is clicked and needs to return the Series to be used as drilldown for the point.

To enable async drilldown for a series item use DataSeries.addItemWithDrilldown(com.vaadin.flow.component.charts.model.DataSeriesItem)

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	DrilldownCallback.DrilldownDetails

Method Summary

Modifier and Type	Method	Description
Series	handleDrilldown(DrilldownCallback.DrilldownDetails event)	Method called when a point with drilldown enabled is clicked and should return the Series to be used as drilldown for the point.

Method Details

handleDrilldown

Series handleDrilldown(DrilldownCallback.DrilldownDetails event)

Method called when a point with drilldown enabled is clicked and should return the Series to be used as drilldown for the point.

Parameters:

event -

Returns:

a Series instance to be used as drilldown for the point or null if nothing should be done