Gets or sets whether the submenu in which this MenuItem is located should
stay open when this item is clicked. The default is false (the menu should close when this
item is clicked).
This is a dependency property.
Namespace: Mindscape.SilverlightElementsAssembly: Mindscape.SilverlightElements (in Mindscape.SilverlightElements.dll) Version: 2.0.0.0 (2.0.0.0)