DiagramItemBoundsChangedEventArgs.OldParent Property

Returns the item’s previous parent.

Namespace: DevExpress.Xpf.Diagram

Assembly: DevExpress.Xpf.Diagram.v24.1.dll

NuGet Package: DevExpress.Wpf.Diagram

Declaration

C#

public DiagramItem OldParent { get; }

VB.NET

Public ReadOnly Property OldParent As DiagramItem

Property Value

Type	Description
DiagramItem	A DiagramItem object.

Remarks

If the item was contained in a container, the OldParent property returns the DiagramContainer object representing this container. Otherwise, it returns the DevExpress.Xpf.Diagram.DiagramRoot object.

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the OldParent 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.

VB.NET

wpf-generate-diagram-with-grouped-items/VB/DiagramNestedItemsExample/StackLayoutDiagramContainerBehavior.vb#L82

Private Sub OnDiagramItemBoundsChanged(ByVal sender As Object, ByVal e As DiagramItemBoundsChangedEventArgs)
    If Equals(e.NewParent, AssociatedObject) AndAlso (Not Equals(e.OldParent, AssociatedObject)) Then
        AddChild(e.Item, e.NewIndex = 0)