LifecycleOwnerState<LOW extends LifecycleOwnerWidget> class
abstract
用来管理 lifecycleRegistry 的 state
- Inheritance
- Implemented types
- Implementers
- Available extensions
Constructors
Properties
- context → BuildContext
-
The location in the tree where this widget builds.
no setterinherited
- currentLifecycleState → LifecycleState
-
当前状态
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- lifecycle → Lifecycle
-
no setterinherited
- lifecycleRegistry → LifecycleRegistry
-
no setterinherited
- mounted → bool
-
Whether this State object is currently in a tree.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- scope → dynamic
-
no setterinherited
- widget → LOW
-
The current configuration.
no setterinherited
Methods
-
activate(
) → void -
Called when this object is reinserted into the tree after having been
removed via deactivate.
inherited
-
addLifecycleObserver(
LifecycleObserver observer, {LifecycleState? startWith, bool fullCycle = true}) → void -
添加一个观测者
inherited
-
addLifecycleObserverToOwner<
LO extends LifecycleOwner> (LifecycleObserver observer, {bool cycleCompanionOwner = false, bool test(LO)?}) → void -
Available on ILifecycleRegistry, provided by the LifecycleRegistryMixinExt extension
-
addOwnerAttachCallback(
LifecycleOwnerAttachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
addOwnerDetachCallback(
LifecycleOwnerDetachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
addRegistryAttachCallback(
LifecycleRegistryAttachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
addRegistryDetachCallback(
LifecycleRegistryDetachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
deactivate(
) → void -
Called when this object is removed from the tree.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
didChangeDependencies(
) → void -
Called when a dependency of this State object changes.
inherited
-
didUpdateWidget(
covariant LOW oldWidget) → void -
Called whenever the widget configuration changes.
inherited
-
dispose(
) → void -
Called when this object is removed from the tree permanently.
inherited
-
initState(
) → void -
Called when this object is inserted into the tree.
inherited
-
nextLifecycleEvent(
LifecycleEvent event) → Future< LifecycleEvent> -
Available on ILifecycleRegistry, provided by the LifecycleRegistryMixinExt extension
-
nextLifecycleResumedState(
) → Future< LifecycleState> -
Available on ILifecycleRegistry, provided by the LifecycleRegistryMixinExt extension
-
nextLifecycleResumeEvent(
) → Future< LifecycleEvent> -
Available on ILifecycleRegistry, provided by the LifecycleRegistryMixinExt extension
-
nextLifecycleState(
LifecycleState state) → Future< LifecycleState> -
Available on ILifecycleRegistry, provided by the LifecycleRegistryMixinExt extension
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
reassemble(
) → void -
Called whenever the application is reassembled during debugging, for
example during hot reload.
inherited
-
registerLifecycleObserver(
LifecycleObserver observer, {LifecycleState? startWith, bool fullCycle = true}) → void -
Available on ILifecycleRegistry, provided by the LifecycleObserverRegisterSupport extension
-
registerLifecycleObserverToOwner<
LO extends LifecycleOwner> (LifecycleObserver observer, [bool cycleCompanionOwner = false]) → void -
Available on ILifecycleRegistry, provided by the LifecycleObserverRegisterSupport extension
-
removeLifecycleObserver(
LifecycleObserver observer, {LifecycleState? willEnd, bool? fullCycle}) → void -
inherited
-
removeOwnerAttachCallback(
LifecycleOwnerAttachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
removeOwnerDetachCallback(
LifecycleOwnerDetachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
removeRegistryAttachCallback(
LifecycleRegistryAttachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
removeRegistryDetachCallback(
LifecycleRegistryDetachCallback callback) → void -
Available on LifecycleOwner, provided by the LifecycleCallbackManager extension
-
setState(
VoidCallback fn) → void -
Notify the framework that the internal state of this object has changed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toLifecycle(
) → Lifecycle -
Available on ILifecycle, provided by the LifecycleConvertExt extension
-
toLifecycleRegistry(
) → ILifecycleRegistry -
Available on ILifecycle, provided by the LifecycleConvertExt extension
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringShort(
) → String -
A brief description of this object, usually just the runtimeType and the
hashCode.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited