WidgetStateMouseCursor.fromMap constructor
Creates a WidgetStateMouseCursor from a WidgetStateMap.
This constructor's resolve method finds the first MapEntry whose key is satisfied by the set of states, and returns its associated value. It should only be used with classes that document support for WidgetStateMouseCursor (throws an error if used as a regular MouseCursor.)
Implementation
const factory WidgetStateMouseCursor.fromMap(WidgetStateMap<MouseCursor> map) =
_WidgetMouseCursorMapper;