UIRatingBar class

Interactive star (or custom) rating bar with optional half-star support.

Use UIRatingBar.builder when each item should be built individually.

Inheritance

Constructors

UIRatingBar({Key? key, required double initialRating, UIRatingWidget? ratingWidget, ValueChanged<double>? onRatingUpdate, int itemCount = 5, double minRating = 0, Axis direction = Axis.horizontal, bool allowHalfRating = true, EdgeInsetsGeometry itemPadding = EdgeInsets.zero, double itemSize = 24, Color? filledColor, Color? emptyColor, bool tapEnabled = true, bool updateOnDrag = true, String semanticsLabel = 'Rating'})
Creates a UIRatingBar with a fixed ratingWidget for every item.
const
UIRatingBar.builder({Key? key, required double initialRating, required UIRatingItemBuilder? itemBuilder, ValueChanged<double>? onRatingUpdate, int itemCount = 5, double minRating = 0, Axis direction = Axis.horizontal, bool allowHalfRating = true, EdgeInsetsGeometry itemPadding = EdgeInsets.zero, double itemSize = 24, Color? filledColor, Color? emptyColor, bool tapEnabled = true, bool updateOnDrag = true, String semanticsLabel = 'Rating'})
Creates a UIRatingBar with a per-index itemBuilder.
const

Properties

allowHalfRating → bool
Whether half-step ratings are allowed.
final
direction → Axis
Layout direction of the rating items.
final
emptyColor → Color?
Color for empty stars when using the built-in star widget.
final
filledColor → Color?
Color for filled stars when using the built-in star widget.
final
hashCode → int
The hash code for this object.
no setterinherited
initialRating → double
Starting rating value.
final
itemBuilder → UIRatingItemBuilder?
Builds each rating item; supports per-index customization.
final
itemCount → int
Number of rating items.
final
itemPadding → EdgeInsetsGeometry
Padding around each item.
final
itemSize → double
Default icon size when using the built-in star widget.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
minRating → double
Minimum selectable rating.
final
onRatingUpdate → ValueChanged<double>?
Called when the user changes the rating.
final
ratingWidget → UIRatingWidget?
Fixed full/half/empty widgets for every item.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
semanticsLabel → String
Accessibility label announced by screen readers for the rating control.
final
tapEnabled → bool
Whether taps update the rating.
final
updateOnDrag → bool
Whether dragging across items updates the rating.
final

Methods

createElement() → StatefulElement
Creates a StatefulElement to manage this widget's location in the tree.
inherited
createState() → State<UIRatingBar>
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