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DxTreeView.GetSelectedNodeInfo() Method

Returns information about the selected node.

Namespace: DevExpress.Blazor

Assembly: DevExpress.Blazor.v24.2.dll

NuGet Package: DevExpress.Blazor

#Declaration

C#
public ITreeViewNodeInfo GetSelectedNodeInfo()

#Returns

Type Description
ITreeViewNodeInfo

An object that contains information about the selected node.

#Remarks

The following code snippet expands a selected node if it has children.

Razor
<DxTreeView @ref="@SampleTreeView" 
            AllowSelectNodes="true" 
            SelectionChanged="@SelectionChanged">
    @* ... *@
</DxTreeView>

@code  {
    DxTreeView SampleTreeView;

    protected void SelectionChanged(TreeViewNodeEventArgs e) {
        SampleTreeView.CollapseAll();
        SampleTreeView.ExpandToNode((n) => n.Text == e.NodeInfo.Text);

        if (!SampleTreeView.GetSelectedNodeInfo().IsLeaf) {
            SampleTreeView.SetNodeExpanded((n) => n.Text == e.NodeInfo.Text, true);
        }    
    }
}
See Also