Description:
isrotationsupported is a read-only property that returns a Boolean value determining if the device supports landscape and portrait screen orientations.
If the value is true, the device supports both landscape and portrait screen orientations.
For more information on handling screen orientation changes in a widget, see Following layout rules for screen orientation.
Syntax:
[Boolean] window.widget.isrotationsupported
or
[Boolean] widget.isrotationsupported
Example code:
See the setDisplayLandscape() or setDisplayPortrait() example code