RatingBar class Null safety

Creates rating bar.

The onRatingChanged, filledIcon & emptyIcon must not be null.

Inheritance

Constructors

RatingBar({Key? key, required IconData filledIcon, required IconData emptyIcon, required void onRatingChanged(double)?, double initialRating = 0.0, int maxRating = 5, IconData? halfFilledIcon, bool isHalfAllowed = false, Alignment alignment = Alignment.centerLeft, Axis direction = Axis.horizontal, Color filledColor = Colors.amber, Color emptyColor = Colors.grey, Color halfFilledColor = Colors.amber, double size = 32})
Default constructor for RatingBar.
const
RatingBar.readOnly({Key? key, required IconData filledIcon, required IconData emptyIcon, int maxRating = 5, IconData? halfFilledIcon, bool isHalfAllowed = false, Alignment alignment = Alignment.centerLeft, Axis direction = Axis.horizontal, double initialRating = 0.0, Color filledColor = Colors.amber, Color emptyColor = Colors.grey, Color halfFilledColor = Colors.amber, double size = 32})
Creates read only rating bar. [...]
const

Properties

alignment Alignment
Alignment of the rating bar.
final
direction Axis
Direction of the rating bar.
final
emptyColor Color
Color used for empty part of the rating bar.
final
emptyIcon IconData
Icon used for empty part of the rating bar.
final
filledColor Color
Color used for filled part of the rating bar.
final
filledIcon IconData
Icon used for filled part of the rating bar.
final
halfFilledColor Color
Color used for half filled part of the rating bar.
final
halfFilledIcon IconData?
Icon used for half filled part of the rating bar.
final
hashCode int
The hash code for this object. [...]
@nonVirtual, read-only, inherited
initialRating double
Initial rating value.
final
isHalfAllowed bool
If true, supports half filled icons.
final
key Key?
Controls how one widget replaces another widget in the tree. [...]
final, inherited
maxRating int
Max rating value.
final
onRatingChanged → (void Function?(double)?)
Callback for rating changes.
final
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited
size double
Size of the rating bar.
final

Methods

createElement() StatefulElement
Creates a StatefulElement to manage this widget's location in the tree. [...]
inherited
createState() → _RatingBarState
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. [...]
@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

Operators

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