LifecycleBuilder<T> class

监听生命周期

Inheritance

Constructors

LifecycleBuilder.new({Key? key, T create(BuildContext context)?, dynamic initState(BuildContext context)?, dynamic initBuild(BuildContext context, T value)?, dynamic initFrame(BuildContext context, T value)?, dynamic deactivate(BuildContext context, T value)?, dynamic dispose(BuildContext context, T value)?, dynamic didUpdateWidget(BuildContext context, T? oldValue, LifecycleBuilder oldWidget)?, dynamic didChangeDependencies(BuildContext context, T? oldValue)?, dynamic state(BuildContext context, StateSetter setState)?, Widget builder(BuildContext context, StateSetter setState, T value, Widget? child)?, Widget? child})

Properties

builder Widget Function(BuildContext context, StateSetter setState, T value, Widget? child)?
final
create → T Function(BuildContext context)?
final
deactivate → dynamic Function(BuildContext context, T value)?
State.deactivate callback
final
didChangeDependencies → dynamic Function(BuildContext context, T? oldValue)?
State.didChangeDependencies callback
final
didUpdateWidget → dynamic Function(BuildContext context, T? oldValue, LifecycleBuilder oldWidget)?
State.didUpdateWidget callback
final
dispose → dynamic Function(BuildContext context, T value)?
State.dispose callback
final
hashCode int
The hash code for this object.
no setterinherited
initBuild → dynamic Function(BuildContext context, T value)?
first SingleChildState.buildWithChild callback
final
initFrame → dynamic Function(BuildContext context, T value)?
首帧执行 SchedulerBinding.addPostFrameCallback
final
initState → dynamic Function(BuildContext context)?
State.initState callback
final
key Key?
Controls how one widget replaces another widget in the tree.
finalinherited
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
state → dynamic Function(BuildContext context, StateSetter setState)?
getter State.setState functions
final

Methods

createElement() SingleChildStatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → _LifecycleWidgetState<T>
Creates the mutable state for this widget at a given location in the tree.
override
debugDescribeChildren() List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children.
inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
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
toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) String
A string representation of this object.
inherited
toStringDeep({String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) String
Returns a string representation of this node and its descendants.
inherited
toStringShallow({String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) String
Returns a one-line detailed description of the object.
inherited
toStringShort() String
A short, textual description of this widget.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited