TreeListNode.Key Property

Gets a value that uniquely identifies the node.

Namespace: DevExpress.Web.ASPxTreeList

Assembly: DevExpress.Web.ASPxTreeList.v18.2.dll

Declaration

C#

public string Key { get; }

VB.NET

Public ReadOnly Property Key As String

Property Value

Type	Description
String	A String value that uniquely identifies the node.

Related GitHub Examples

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

C#

aspxtreelist-how-to-implement-node-reordering-t604737/CS/NodeReordering/Default.aspx.cs#L53

    ASPxTreeList tree = (ASPxTreeList)sender;
    e.Properties["cpSiblingKeys"] = tree.GetAllNodes().ToDictionary(n => n.Key, n => n.ParentNode.ChildNodes.OfType<TreeListNode>().Select(c => c.Key));
}

multi-node-editing-via-a-datacell-template-e1314/CS/WebSite/Default.aspx.cs#L42

TreeListDataColumn dc = (TreeListDataColumn)col;
ASPxTextBox tb = (ASPxTextBox)tree.FindDataCellTemplateControl(node.Key, dc, "editor");
if (!tb.Text.Equals(node.GetValue(dc.FieldName)))

how-to-reload-grid-data-when-navigating-the-treelist-e934/CS/SyncWithGridOnUpdatePanel/Default.aspx.cs#L56

protected void ASPxTreeList1_FocusedNodeChanged(object sender, EventArgs e) {
    object key = ASPxTreeList1.FocusedNode.Key;
    if(key != null)

how-to-implement-instant-editing-in-the-aspxtreelist-e1241/CS/Default.aspx.cs#L20

        ASPxTreeList1.Nodes[0].Focus();
    ASPxTreeList1.StartEdit(ASPxTreeList1.FocusedNode.Key);
}

VB.NET

aspxtreelist-how-to-implement-node-reordering-t604737/VB/NodeReordering/Default.aspx.vb#L40

    Dim tree As ASPxTreeList = DirectCast(sender, ASPxTreeList)
    e.Properties("cpSiblingKeys") = tree.GetAllNodes().ToDictionary(Function(n) n.Key, Function(n) n.ParentNode.ChildNodes.OfType(Of TreeListNode)().Select(Function(c) c.Key))
End Sub

multi-node-editing-via-a-datacell-template-e1314/VB/WebSite/Default.aspx.vb#L37

Dim dc As TreeListDataColumn = CType(col, TreeListDataColumn)
Dim tb As ASPxTextBox = CType(tree.FindDataCellTemplateControl(node.Key, dc, "editor"), ASPxTextBox)
If (Not tb.Text.Equals(node.GetValue(dc.FieldName))) Then

how-to-reload-grid-data-when-navigating-the-treelist-e934/VB/SyncWithGridOnUpdatePanel/Default.aspx.vb#L59

Protected Sub ASPxTreeList1_FocusedNodeChanged(ByVal sender As Object, ByVal e As EventArgs)
    Dim key As Object = ASPxTreeList1.FocusedNode.Key
    If key IsNot Nothing Then

how-to-implement-instant-editing-in-the-aspxtreelist-e1241/VB/Default.aspx.vb#L23

    End If
    ASPxTreeList1.StartEdit(ASPxTreeList1.FocusedNode.Key)
End If