Asks the delegate to specify the interface orientations that the split view controller supports.
- iOS 7.0+
- Mac Catalyst 13.0+
The split view controller.
The orientations that you want the specified split view controller to support. The value you return can be one or more of the
The split view controller calls this method at appropriate times to obtain the orientations that it supports. You can use this method to alter the set of orientations normally supported by a split view controller. If you do not implement this method, the split view controller supports all orientations on iPad and all but the
all orientation on iPhone devices.