TreeViewControl.ExpandAllNodes() Method

Expands all nodes.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v20.2.dll

NuGet Packages: DevExpress.WindowsDesktop.Wpf.Grid.Core, DevExpress.Wpf.Grid.Core

Declaration

C#

public void ExpandAllNodes()

VB.NET

Public Sub ExpandAllNodes

Remarks

To expand a node, use the ExpandNode method. To collapse the specified node or all nodes, use the CollapseNode or CollapseAllNodes method, respectively.

Set the AutoExpandAllNodes property to true to expand all nodes when the TreeViewControl is loaded.