LifecycleBuilder<T> class
监听生命周期
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- SingleChildStatefulWidget
- LifecycleBuilder
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