ControlBuilder<T> class

Subscribes to given control and notifies builder when object changes. control object is typically: ObservableValue like ActionControl or ObservableComponent, FieldControl, ValueListenable, Listenable, Stream and Future.

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatefulWidget
• ControlBuilder

Constructors

ControlBuilder({Key? key, required dynamic control, required ControlWidgetBuilder<T> builder, WidgetBuilder? noData, T valueConverter(dynamic)?})

const

Properties

builder → ControlWidgetBuilder<T>

Widget builder.

final

control → dynamic

Control to subscribe.

final

hashCode → int

The hash code for this object.

no setter, inherited

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

noData → WidgetBuilder?

Widget builder for non value.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

valueConverter → (T Function(dynamic)?)

final

Methods

createElement() → StatefulElement

Creates a StatefulElement to manage this widget's location in the tree.

inherited

createState() → _ControlBuilderState<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}) → 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