HeatmapControl.SelectionMode Property

Gets or sets the selection mode for heatmap cells.

Namespace: DevExpress.XtraCharts.Heatmap

Assembly: DevExpress.XtraCharts.v22.1.UI.dll

NuGet Package: DevExpress.Win.Charts

Declaration

C#

public ElementSelectionMode SelectionMode { get; set; }

VB.NET

Public Property SelectionMode As ElementSelectionMode

Property Value

Type	Description
ElementSelectionMode	A value that identifies the selection mode.

Available values:

Name	Description
None	The selection of a chart element is disabled.
Single	Selects the only chart element.
Multiple	Selects multiple chart elements.
Extended	Combines the Single and Multiple selection modes’ behaviors. Click an element to select it. To select/deselect multiple elements, click them while the Ctrl key is pressed.

Remarks

The following images show how different selection modes work for a heatmap:

Selection Mode	Description
Single	A user can select a single heatmap cell.
Multiple	A user can select multiple heatmap cells.
Extended	A user can select a single heatmap cell. A user can hold down the Ctrl key to select multiple cells.
None	A user cannot select heatmap cells.

The following code enables Multiple selection mode:

C#

heatmapControl1.SelectionMode = XtraCharts.ElementSelectionMode.Multiple;

VB.NET

Me.heatmapControl1.SelectionMode = XtraCharts.ElementSelectionMode.Multiple