ZIfObserver class
- Inheritance
-
- Mixed-in types
-
Properties
-
hashCode
→ int
-
The hash code for this object.
no setterinherited
-
navigator
→ NavigatorState?
-
The navigator that the observer is observing, if any.
no setterinherited
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runtimeType
→ Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
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didChangeAccessibilityFeatures()
→ void
-
Called when the system changes the set of currently active accessibility
features.
inherited
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didChangeAppLifecycleState(AppLifecycleState state)
→ void
-
Called when the system puts the app in the background or returns
the app to the foreground.
override
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didChangeLocales(List<Locale>? locales)
→ void
-
Called when the system tells the app that the user's locale has
changed. For example, if the user changes the system language
settings.
inherited
-
didChangeMetrics()
→ void
-
Called when the application's dimensions change. For example,
when a phone is rotated.
inherited
-
didChangePlatformBrightness()
→ void
-
Called when the platform brightness changes.
inherited
-
didChangeTextScaleFactor()
→ void
-
Called when the platform's text scale factor changes.
inherited
-
didChangeTop(Route topRoute, Route? previousTopRoute)
→ void
-
The top most route has changed.
inherited
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didChangeViewFocus(ViewFocusEvent event)
→ void
-
Called whenever the PlatformDispatcher receives a notification that the
focus state on a view has changed.
inherited
-
didHaveMemoryPressure()
→ void
-
Called when the system is running low on memory.
inherited
-
didPop(Route route, Route? previousRoute)
→ void
-
The Navigator popped
route.
override
-
didPopRoute()
→ Future<bool>
-
Called when the system tells the app to pop the current route, such as
after a system back button press or back gesture.
inherited
-
didPush(Route route, Route? previousRoute)
→ void
-
The Navigator pushed
route.
override
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didPushRoute(String route)
→ Future<bool>
-
Called when the host tells the application to push a new route onto the
navigator.
inherited
-
didPushRouteInformation(RouteInformation routeInformation)
→ Future<bool>
-
Called when the host tells the application to push a new
RouteInformation and a restoration state onto the router.
inherited
-
didRemove(Route route, Route? previousRoute)
→ void
-
The Navigator removed
route.
override
-
didReplace({Route? newRoute, Route? oldRoute})
→ void
-
The Navigator replaced
oldRoute with newRoute.
override
-
didRequestAppExit()
→ Future<AppExitResponse>
-
Called when a request is received from the system to exit the application.
inherited
-
didStartUserGesture(Route route, Route? previousRoute)
→ void
-
The Navigator's routes are being moved by a user gesture.
inherited
-
didStopUserGesture()
→ void
-
User gesture is no longer controlling the Navigator.
inherited
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dispose()
→ void
-
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handleCancelBackGesture()
→ void
-
Called when a predictive back gesture is canceled, indicating that no
navigation should occur.
inherited
-
handleCommitBackGesture()
→ void
-
Called when a predictive back gesture is finished successfully, indicating
that the current route should be popped.
inherited
-
handleStartBackGesture(PredictiveBackEvent backEvent)
→ bool
-
Called at the start of a predictive back gesture.
inherited
-
handleUpdateBackGestureProgress(PredictiveBackEvent backEvent)
→ void
-
Called when a predictive back gesture moves.
inherited
-
noSuchMethod(Invocation invocation)
→ dynamic
-
Invoked when a nonexistent method or property is accessed.
inherited
-
toString()
→ String
-
A string representation of this object.
inherited
