##### ScreenOrientation class

1. Properties
2. angle
3. onChange
4. type
5. hashCode
6. on
7. runtimeType
8. Methods
9. lock
10. unlock
11. addEventListener
12. dispatchEvent
13. noSuchMethod
14. removeEventListener
15. toString
16. Operators
17. operator ==
18. Constants
19. changeEvent

# lock method

Future lock (String orientation)

## Implementation

    Future lock(String orientation) =>
        promiseToFuture(JS("", "#.lock(#)", this, orientation));