4 references to None
PresentationFramework (4)
src\Framework\System\Windows\Controls\ItemsControl.cs (3)
3006return ElementViewportPosition.None; 3011return ElementViewportPosition.None; 3080return ElementViewportPosition.None;
src\Framework\System\Windows\Input\KeyboardNavigation.cs (1)
3098if (sourceElementPosition == ElementViewportPosition.None)