InheritedProvider<T> class
A generic implementation of an InheritedWidget
.
Any descendant of this widget can obtain value
using Provider.of.
Do not use this class directly unless you are creating a custom "Provider". Instead use Provider class, which wraps InheritedProvider.
See also:
- DeferredInheritedProvider, a variant of this object where the provided object and the created object are two different entity.
- Inheritance
- Object
- SingleChildStatelessWidget
- InheritedProvider
- Implementers
Constructors
-
InheritedProvider({Key key, Create<
T> create, T update(BuildContext context, T value), UpdateShouldNotify<T> updateShouldNotify, void debugCheckInvalidValueType(T value), StartListening<T> startListening, Dispose<T> dispose, TransitionBuilder builder, bool lazy, Widget child}) - Creates a value, then expose it to its descendants. [...]
-
InheritedProvider.value({Key key, @required T value, UpdateShouldNotify<
T> updateShouldNotify, StartListening<T> startListening, bool lazy, TransitionBuilder builder, Widget child}) - Expose to its descendants an existing value,
Properties
- builder → TransitionBuilder
-
Syntax sugar for obtaining a
BuildContext
that can read the provider created. [...]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
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget. [...]
inherited
-
buildWithChild(
BuildContext context, Widget child) → Widget -
A build method that receives an extra
child
parameter. [...]override -
createElement(
) → _InheritedProviderElement< T> -
Creates a
StatelessElement
to manage this widget's location in the tree. [...]override -
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. [...]
-
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 -
Returns 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. [...]
@nonVirtual, inherited