MessageListener class

A listener for StateNotifierProvider or ChangeNotifierProvider that looks for error or information message to be displayed

Inheritance

Constructors

MessageListener({Key? key, required Widget child, String? errorExtractor(dynamic)?, String? infoExtractor(dynamic)?, required ProviderBase provider, required void showError(String error), required void showInfo(String error)})
factory

Properties

changeNotifierAutoDisposeProvider → AutoDisposeChangeNotifierProvider<ChangeNotifier?>?
final
changeNotifierProvider → ChangeNotifierProvider<ChangeNotifier?>?
final
child → Widget
Child widget
final
errorExtractor → (String? Function(dynamic)?)
Function that tells MessageListener how to look for an error message If not specified it will look for a variable "error"
final
hashCode → int
The hash code for this object.
no setterinherited
infoExtractor → (String? Function(dynamic)?)
Function that tells MessageListener how to look for an information message If not specified it will look for a variable "info"
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
showError → void Function(String error)
Function that will be called when an error message occur
final
showInfo → void Function(String info)
Function that will be called when an info message occur
final
stateNotifierAutoDisposeProvider → AutoDisposeStateNotifierProvider<StateNotifier, dynamic>?
final
stateNotifierProvider → StateNotifierProvider<StateNotifier, dynamic>?
final

Methods

build(BuildContext context, WidgetRef ref) → Widget
Describes the part of the user interface represented by this widget.
createElement() → ConsumerStatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → _ConsumerState
Creates the mutable state for this widget at a given location in the tree.
inherited
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