EventBusWidget class

Widget to provide EventBus into child widget tree

Typeically should be used as top widget above or right under application widget

class MyApp extends StatelessWidget {

  @override
  Widget build(BuildContext context) =>
    EventBusWidget(
         child: MaterialApp(
            home: MyHomeScreen()
         )
    );
}
Inheritance

Constructors

EventBusWidget({Key key, @required Widget child, bool sync = false})
Default constructor that create a default EventBus and provided it to child widget and its children. A key can be provided if necessary And sync can be used to control whether EventBus is synchronized or asynchronized, default to asynchronized.
EventBusWidget.bindEventBus(EventBus eventBus, {@required Widget child})
Create widget with prebuilt EventBus [...]

Properties

child → Widget
The widget below this widget in the tree. [...]
final, inherited
eventBus → EventBus
EventBus that provided by this widget
final
hashCode → int
The hash code for this object. [...]
@nonVirtual, read-only, inherited
key → Key
Controls how one widget replaces another widget in the tree. [...]
final, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

createElement() → InheritedElement
Inflates this configuration to a concrete instance. [...]
inherited
debugDescribeChildren() → List<DiagnosticsNode>
Returns a list of DiagnosticsNode objects describing this node's children. [...]
@protected, inherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node. [...]
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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
updateShouldNotify(covariant EventBusWidget oldWidget) → bool
Whether the framework should notify widgets that inherit from this widget. [...]
override

Operators

operator ==(Object other) → bool
The equality operator. [...]
@nonVirtual, inherited

Static Methods

of(BuildContext context) → EventBusWidget
Find the closeset EventBusWidget from ancester tree.