Switcher class

A Switcher widget to usage for input bool values.

The Switcher requests a callback Function(bool) named as onChange which will be triggered after the inner control value changed.

If the onChange function is absent, an assertion error will be throw.

assert(onChange != null);
Inheritance

Constructors

Switcher({required bool value, required void onChange(bool value), Duration duration = const Duration(milliseconds: 100), double size = 24.0, Color? activeColor, Color? disableColor})
The default Switcher constructor that render a square shaped Switcher.
Switcher.label({required bool value, required void onChange(bool value), required String? label, TextStyle? labelStyle = const TextStyle(), MainAxisAlignment mainAxisAlignment = MainAxisAlignment.spaceBetween, Duration duration = const Duration(milliseconds: 100), double size = 24.0, Color? activeColor, Color? disableColor})
The named constructor called label that render a square shaped Switcher with a label.
Switcher.labelAndRounded({required bool value, required void onChange(bool value), required String? label, TextStyle? labelStyle = const TextStyle(), MainAxisAlignment mainAxisAlignment = MainAxisAlignment.spaceBetween, Duration duration = const Duration(milliseconds: 100), double size = 24.0, Color? activeColor, Color? disableColor})
The named constructor called label that render a circle shaped Switcher with a label.
Switcher.rounded({required bool value, required void onChange(bool value), Duration duration = const Duration(milliseconds: 100), double size = 24.0, Color? activeColor, Color? disableColor})
The named constructor called rounded that render a circle shaped Switcher.

Properties

activeColor → Color?
The active Color of the Switcher. Is displayed when the inner control value is equal to true. The default value is:
final
disableColor → Color?
The disable Color of the Switcher. Is displayed when the inner control value is equal to false. The default value is:
final
duration → Duration
The Duration of the Switcher animation on value changed. The default value is:
final
hashCode → int
The hash code for this object.
no setterinherited
hasLabel → bool
of selected to value if is provided.
no setter
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
label ↔ String?
The text displayed by the label.
getter/setter pair
labelStyle ↔ TextStyle?
The style for the label.
getter/setter pair
mainAxisAlignment ↔ MainAxisAlignment
The alignment for the row that contains the label and the Switcher.
getter/setter pair
onChange → void Function(bool value)
The callback function reference that is called after the Switcher value changes. Triggered when the inner control value is changed.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
size → double
The size of Switcher.
final
switcherWidget → Widget
no setter
value → bool
The bool value for Switcher.
final

Methods

build(BuildContext context) → Widget
Describes the part of the user interface represented by this widget.
override
buildSwitcherWithLabel(BuildContext context) → Widget
Method that return a Row with the label (Text) and the Switcher.
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.
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}) → 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