1. Constructors
  2. new
  3. Properties
  4. hasCallbacks
  5. hashCode
  6. runtimeType
  7. Methods
  8. addCallback
  9. createChildBackButtonDispatcher
  10. deferTo
  11. didChangeAccessibilityFeatures
  12. didChangeAppLifecycleState
  13. didChangeLocales
  14. didChangeMetrics
  15. didChangePlatformBrightness
  16. didChangeTextScaleFactor
  17. didChangeViewFocus
  18. didHaveMemoryPressure
  19. didPopRoute
  20. didPushRoute
  21. didPushRouteInformation
  22. didRequestAppExit
  23. forget
  24. handleCancelBackGesture
  25. handleCommitBackGesture
  26. handleStartBackGesture
  27. handleUpdateBackGestureProgress
  28. invokeCallback
  29. noSuchMethod
  30. removeCallback
  31. takePriority
  32. toString
  33. Operators
  34. operator ==