TreeViewControl.ChangeNodeCheckState(Int32, Nullable<Boolean>) Method

Changes the specified node’s check state.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v25.1.dll

NuGet Package: DevExpress.Wpf.Grid.Core

Declaration

C#

public void ChangeNodeCheckState(
    int rowHandle,
    bool? checkState
)

VB.NET

Public Sub ChangeNodeCheckState(
    rowHandle As Integer,
    checkState As Boolean?
)

Parameters

Name	Type	Description
rowHandle	Int32	The node’s row handle.
checkState	Nullable<Boolean>	The check state applied to the node.

Remarks

Set the TreeViewControl.ShowCheckboxes property to true to display check boxes.

You can apply three states to a node’s check box:

Check State	checkState Value
Checked	true
Unchecked	false
Indeterminate	none