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V24.2

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TreeViewControl.ExpandToLevel(Int32) Method

Expands the parent nodes down to the specified nesting level.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v24.2.dll

NuGet Package: DevExpress.Wpf.Grid.Core

#Declaration

public void ExpandToLevel(
    int level
)

#Parameters

Name Type Description
level Int32

The required nesting level.

#Remarks

The following code sample expands all root nodes.

<dxg:TreeViewControl x:Name="treeViewControl"
                     Loaded="treeViewControl_Loaded"
                     .../>
void treeViewControl_Loaded(object sender, System.Windows.RoutedEventArgs e) {
    treeViewControl.ExpandToLevel(0);
}
See Also