Document
++Menu Selection.CanSelectMultiple=false Selection.IsSelectionRequired=false
++++RadioButton SelectionItem.IsSelected=true
++++Text Name='Radio0 '
++++RadioButton SelectionItem.IsSelected=false
++++Text Name='Radio1 '
++++RadioButton Name='Radio2' SelectionItem.IsSelected=false
++Menu Selection.CanSelectMultiple=false Selection.IsSelectionRequired=false
++++RadioButton Name='Radio3' SelectionItem.IsSelected=false
++++RadioButton SelectionItem.IsSelected=false
++++RadioButton SelectionItem.IsSelected=true