TreeList.DeleteNode(TreeListNode) Method

Removes a specific TreeListNode from the XtraTreeList.

Namespace: DevExpress.XtraTreeList

Assembly: DevExpress.XtraTreeList.v19.1.dll

Declaration

C#

public void DeleteNode(
    TreeListNode node
)

VB.NET

Public Sub DeleteNode(
    node As TreeListNode
)

Parameters

Name	Type	Description
node	TreeListNode	The removed TreeListNode.

Remarks

When a specific TreeListNode is removed from the TreeList control when using this method, the summary is recalculated in order to reflect changes. Use the TreeListNodes.Add method to add node to the collection.

Related GitHub Examples

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

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#

how-to-copy-nodes-from-one-treelist-to-another-e3164/CS/CopyNodesExample/MainForm.cs#L54

private void OnDeleteNodeButtonClick(object sender, EventArgs e) {
    sourceTreeList.DeleteNode(sourceTreeList.FocusedNode);
}

how-to-show-context-menu-for-the-focused-treelist-node-using-a-shortcut-e1624/CS/B138492/Form1.cs#L37

    if (treeList.Nodes.Count == 1 && treeList.FocusedNode.ParentNode == null) return;
    treeList.DeleteNode(treeList.FocusedNode);
}

implementing-context-menus-for-treelist-nodes-e847/CS/Form1.cs#L38

private void bbDelete_ItemClick(object sender, EventArgs e) {
    treeList1.DeleteNode(treeList1.FocusedNode);
}

how-to-implement-drag-and-drop-between-grid-and-treelist-e3375/CS/DragAndDropBetweenGridAndTreeList/Managers/GridManager.cs#L106

    TreeList treeList = node.TreeList;
    treeList.DeleteNode(node);
}

how-to-show-the-sort-dialog-in-a-grid-in-a-similar-manner-as-in-excel-e2941/CS/WindowsApplication3/SortForm.cs#L60

{
    sortTree.DeleteNode(sortTree.FocusedNode);
}

VB.NET

how-to-copy-nodes-from-one-treelist-to-another-e3164/VB/CopyNodesExample/MainForm.vb#L59

Private Sub OnDeleteNodeButtonClick(ByVal sender As Object, ByVal e As EventArgs) Handles btnDeleteNode.Click
    sourceTreeList.DeleteNode(sourceTreeList.FocusedNode)
End Sub

how-to-show-context-menu-for-the-focused-treelist-node-using-a-shortcut-e1624/VB/B138492/Form1.vb#L47

    End If
    treeList.DeleteNode(treeList.FocusedNode)
End Sub

implementing-context-menus-for-treelist-nodes-e847/VB/Form1.vb#L41

Private Sub bbDelete_ItemClick(ByVal sender As Object, ByVal e As EventArgs)
    treeList1.DeleteNode(treeList1.FocusedNode)
End Sub

how-to-implement-drag-and-drop-between-grid-and-treelist-e3375/VB/DragAndDropBetweenGridAndTreeList/Managers/GridManager.vb#L96

    Dim treeList As TreeList = node.TreeList
    treeList.DeleteNode(node)
End If

how-to-show-the-sort-dialog-in-a-grid-in-a-similar-manner-as-in-excel-e2941/VB/WindowsApplication3/SortForm.vb#L57

Private Sub OnDeleteLevel(ByVal sender As Object, ByVal e As EventArgs) Handles deleteLevelButton.Click
    sortTree.DeleteNode(sortTree.FocusedNode)
End Sub