Observer<T> class
Observer
Used as base Widget of this library. When you want to watch changes on an object, add this widget in your flutter tree.
- Inheritance
Constructors
-
Observer({required Of<
T> of, @Deprecated("Replaced by 'builder'") _OfBuilder<T> ? child, _OfBuilder<T> ? builder, List<Of> slaves = const []}) - Definition
Properties
-
child
↔ _OfBuilder<
T> -
The object builder.
latefinalinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
-
of
↔ Of<
T> -
The object Master observable.
latefinalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
slaveObservables
↔ List<
Of> -
The object additional slave observables.
latefinalinherited
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → _OfWidgetManager< 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
Static Methods
-
on<
E> ({dynamic tag = #base, required _OfBuilderWithState< E> builder}) → _OfWidgetBuilder<E> - Definition
-
withProviders(
{required List< Of> providers, required _OfBuilder child}) → Widget - Definition