Public Property ItemsPanel As ItemsPanelTemplate

Dim instance As ItemsControl
Dim value As ItemsPanelTemplate

value = instance.ItemsPanel

instance.ItemsPanel = value

public ItemsPanelTemplate ItemsPanel { get; set; }

public:
property ItemsPanelTemplate^ ItemsPanel {
    ItemsPanelTemplate^ get ();
    void set (ItemsPanelTemplate^ value);
}

public function get ItemsPanel () : ItemsPanelTemplate
public function set ItemsPanel (value : ItemsPanelTemplate)

<object>
  <object.ItemsPanel>
    singlePanelTemplate
  </object.ItemsPanel>
</object>

<object ItemsPanel="resourceReferenceToPanelTemplate"/>

singlePanelTemplate

                    A single  ItemsPanelTemplate object element. That  ItemsPanelTemplate would typically have multiple child elements that define the panel layout.
                
resourceReferenceToPanelTemplate

                    A resource reference to an existing  ItemsPanelTemplate from a resources collection. The resource reference must specify the desired  ItemsPanelTemplate by key.