WebChartControl.DrillDownStateChanging Event

Occurs before the Web Chart Control’s drill down state is changed.

Namespace: DevExpress.XtraCharts.Web

Assembly: DevExpress.XtraCharts.v23.2.Web.dll

NuGet Package: DevExpress.Web.Visualization

Declaration

C#

public event DrillDownStateChangingEventHandler DrillDownStateChanging

VB.NET

Public Event DrillDownStateChanging As DrillDownStateChangingEventHandler

Event Data

The DrillDownStateChanging event's data class is DrillDownStateChangingEventArgs. The following properties provide information specific to this event:

Property	Description
Cancel	Gets or sets the value indicating whether the state change should be canceled.
States	Returns the array of states that specify filtering parameters applied on each detail level.

Remarks

The Chart Control raises this event before new detail data is revealed or current data is concealed. Set the DrillDownStateChangingEventArgs.Cancel property to true to cancel the state change.