Static factory designed to expose deviceorientation
events to event handlers that are not necessarily instances of Window.
See EventStreamProvider for usage information.
deviceOrientationEvent = const EventStreamProvider<DeviceOrientationEvent>('deviceorientation')
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-html/Window/deviceOrientationEvent-constant.html