Window Sharing Constants Specifies whether and how windows are shared between applications. TopicsConstantsCGWindowSharingType.noneCGWindowSharingType.readOnlyCGWindowSharingType.readWrite See AlsoConstantsBacking Store TypesWindow List Option ConstantsWindow Image TypesCGWindowID Encoding TypeNull WindowWindow Sharing Encoding TypeWindow Backing Encoding TypeRequired Window List KeysOptional Window List Keys