TreeViewControl.ExpandAllNodes() Method

Expands all nodes.

Assembly : DevExpress.Xpf.Grid.v25.2.dll

NuGet Package : DevExpress.Wpf.Grid.Core

Declaration

csharp

public void ExpandAllNodes()

Public Sub ExpandAllNodes

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.