BaseState<T extends StatefulWidget> class
abstract
- Inheritance
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- Mixed-in types
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- Implementers
Methods
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activate()
→ void
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Called when this object is reinserted into the tree after having been
removed via deactivate.
inherited
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build(BuildContext context)
→ Widget
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Describes the part of the user interface represented by this widget.
inherited
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deactivate()
→ void
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Called when this object is removed from the tree.
inherited
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debugFillProperties(DiagnosticPropertiesBuilder properties)
→ void
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Add additional properties associated with the node.
inherited
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didChangeAccessibilityFeatures()
→ void
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Called when the system changes the set of currently active accessibility
features.
inherited
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didChangeAppLifecycleState(AppLifecycleState state)
→ void
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Called when the system puts the app in the background or returns
the app to the foreground.
inherited
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didChangeDependencies()
→ void
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Called when a dependency of this State object changes.
inherited
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didChangeLocales(List<Locale>? locales)
→ void
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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
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didChangeMetrics()
→ void
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Called when the application's dimensions change. For example,
when a phone is rotated.
inherited
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didChangePlatformBrightness()
→ void
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Called when the platform brightness changes.
inherited
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didChangeTextScaleFactor()
→ void
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Called when the platform's text scale factor changes.
inherited
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didChangeViewFocus(ViewFocusEvent event)
→ void
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Called whenever the PlatformDispatcher receives a notification that the
focus state on a view has changed.
inherited
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didHaveMemoryPressure()
→ void
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Called when the system is running low on memory.
inherited
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didPop()
→ void
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Called when the current route has been popped off.
inherited
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didPopNext()
→ void
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Called when the top route has been popped off, and the current route
shows up.
inherited
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didPopRoute()
→ Future<bool>
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Called when the system tells the app to pop the current route, such as
after a system back button press or back gesture.
inherited
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didPush()
→ void
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Called when the current route has been pushed.
inherited
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didPushNext()
→ void
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Called when a new route has been pushed, and the current route is no
longer visible.
inherited
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didPushRoute(String route)
→ Future<bool>
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Called when the host tells the application to push a new route onto the
navigator.
inherited
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didPushRouteInformation(RouteInformation routeInformation)
→ Future<bool>
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Called when the host tells the application to push a new
RouteInformation and a restoration state onto the router.
inherited
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didRequestAppExit()
→ Future<AppExitResponse>
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Called when a request is received from the system to exit the application.
inherited
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didUpdateWidget(covariant T oldWidget)
→ void
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Called whenever the widget configuration changes.
inherited
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dispatchLangState(Locale locale)
→ void
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override
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dispose()
→ void
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Called when this object is removed from the tree permanently.
inherited
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getArgument(String key, {dynamic defaultValue})
→ dynamic
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获取路由参数
key 参数key
defaultValue 参数默认值
inherited
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handleCancelBackGesture()
→ void
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Called when a predictive back gesture is canceled, indicating that no
navigation should occur.
inherited
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handleCommitBackGesture()
→ void
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Called when a predictive back gesture is finished successfully, indicating
that the current route should be popped.
inherited
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handleStartBackGesture(PredictiveBackEvent backEvent)
→ bool
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Called at the start of a predictive back gesture.
inherited
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handleUpdateBackGestureProgress(PredictiveBackEvent backEvent)
→ void
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Called when a predictive back gesture moves.
inherited
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initState()
→ void
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Called when this object is inserted into the tree.
inherited
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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onActionBar()
→ ActionBar?
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构建顶部导航条
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onBackClick(bool didPop)
→ void
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didPop from PopScope.onPopInvoked
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onCreate(BuildContext context, String routeName, Map<String, dynamic> arguments)
→ void
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override
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onDestroy(String routeName, Map<String, dynamic> arguments)
→ void
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override
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onKeyboardChanged(bool visibility)
→ void
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软键盘改变监听
visibility true:已显示软键盘;false:已关闭软键盘;
inherited
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onPause(String routeName, Map<String, dynamic> arguments)
→ void
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override
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onPreCreate(BuildContext context, String routeName, Map<String, dynamic> arguments)
→ void
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inherited
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onResume(String routeName, Map<String, dynamic> arguments)
→ void
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override
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overrideLocalizations({required BuildContext context, required Widget child})
→ Widget
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在@override#build中调用
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reassemble()
→ void
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Called whenever the application is reassembled during debugging, for
example during hot reload.
inherited
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setState(VoidCallback fn)
→ void
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Notify the framework that the internal state of this object has changed.
inherited
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toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style})
→ DiagnosticsNode
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Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
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toString({DiagnosticLevel minLevel = DiagnosticLevel.info})
→ String
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A string representation of this object.
inherited
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toStringShort()
→ String
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A brief description of this object, usually just the runtimeType and the
hashCode.
inherited
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updateKeepAlive()
→ void
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Ensures that any AutomaticKeepAlive ancestors are in a good state, by
firing a KeepAliveNotification or triggering the KeepAliveHandle as
appropriate.
inherited
