RulerScalePicker<T> class

A picker widget styled like a ruler.

Inheritance

Constructors

RulerScalePicker({required RulerScalePickerController<T> controller, required RulerScalePickerOptions options, required ActionButtonBuilder increaseButtonBuilder, required ActionButtonBuilder decreaseButtonBuilder, required ValueDisplayBuilder<T> valueDisplayBuilder, required ScaleIndicatorBuilder<T> scaleIndicatorBuilder, required ScaleMarkerBuilder scaleMarkerBuilder, Key? key})
Creates a RulerScalePicker of type T.
const

Properties

controller → RulerScalePickerController<T>
A controller to handle value changes.
final
decreaseButtonBuilder → ActionButtonBuilder
The function used to build the decrease button.
final
hashCode → int
The hash code for this object.
no setterinherited
increaseButtonBuilder → ActionButtonBuilder
The function used to build the increase button.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
options → RulerScalePickerOptions
Options to customize the RulerScalePicker.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scaleIndicatorBuilder → ScaleIndicatorBuilder<T>
The function used to build the widget that represents the value on the scale.
final
scaleMarkerBuilder → ScaleMarkerBuilder
The function used to build the widget that marks the current value on the scale.
final
valueDisplayBuilder → ValueDisplayBuilder<T>
The function used to build the widget that displays the current value.
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
createElement() → StatelessElement
Creates a StatelessElement to manage this widget's 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.
override
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