Is there any way of detecting if the Master window of a PageSplit navigation in portrait mode is "open or closed " ?
When the PageSplit is not
collapsed, for example in portrait mode on a big device like iPad, you can get the value of the
displayMode to know if the Master is currently hidden (value
SplitViewDisplayMode.PrimaryHidden, the numeric value is
1) or presented as Overlay (value
SplitViewDisplayMode.PrimaryOverlay, the numeric value is