TreeListView.AutoExpandAllNodes Property

Gets or sets whether all nodes are automatically expanded when the View is being loaded. This is a dependency property.

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 bool AutoExpandAllNodes { get; set; }

VB.NET

Public Property AutoExpandAllNodes As Boolean

Property Value

Type	Description
Boolean	true to expand all nodes when the View is being loaded; otherwise, false.

Remarks

If the AutoExpandAllNodes property is set to true, all nodes that have children are automatically expanded when the View is being loaded or the control’s DataControlBase.ItemsSource property’s value has been changed.

Tip

Topic: Expand and Collapse Nodes

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the AutoExpandAllNodes property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

XAML

drag-drop-copying-rows-instead-of-moving-them-when-the-ctrl-key-is-pressed-e4420/CS/Q453145/MainWindow.xaml#L168

<dxg:TreeListControl.View>
    <dxg:TreeListView Name="treeListView1" KeyFieldName="Id" ParentFieldName="ParentId" NavigationStyle="Row" AutoExpandAllNodes="True"/>
</dxg:TreeListControl.View>

how-to-customize-drop-marker-t568780/CS/MainWindow.xaml#L24

<dxg:TreeListView KeyFieldName="ID" ParentFieldName="ParentID"
                  AutoExpandAllNodes="True" AllowDragDrop="True">
    <dxg:TreeListView.DropMarkerTemplate>

how-to-implement-drag-and-drop-between-gridcontrols-t566656/CS/MainWindow.xaml#L22

<dxg:GridControl.View>
    <dxg:TreeListView KeyFieldName="ID" ParentFieldName="ParentID" AutoExpandAllNodes="True"
        AutoWidth="True" AllowDragDrop="True" DragRecordOver="OnDragRecordOver" />

how-to-manually-control-drag-and-drop-in-the-gridcontrol-e3921/CS/MainWindow.xaml#L17

<dxg:GridControl.View>
    <dxg:TreeListView KeyFieldName="ID" ParentFieldName="ParentID" AutoExpandAllNodes="True" AllowDragDrop="True" DropRecord="OnDropRecord" />
</dxg:GridControl.View>

wpf-dashboard-how-to-embed-devexpress-control/CS/GanttSample/Window.xaml#L22

<dxgn:GanttView
    AutoExpandAllNodes="True"
    TreeDerivationMode="Selfreference"