EmergentRadio<T> class

A Emergent Radio

It takes a value and a groupValue if (value == groupValue) => checked

takes a EmergentRadioStyle as style

notifies the parent when user interact with this widget with onChanged

int _groupValue;

Widget _buildRadios() {
   return Row(
     children: <Widget>[

       EmergentRadio(
         child: SizedBox(
           height: 50,
           width: 50,
           child: Center(
             child: Text("1"),
           ),
         ),
         value: 1,
         groupValue: _groupValue,
         onChanged: (value) {
           setState(() {
             _groupValue = value;
           });
         },
       ),

       EmergentRadio(
         child: SizedBox(
           height: 50,
           width: 50,
           child: Center(
             child: Text("2"),
           ),
         ),
         value: 2,
         groupValue: _groupValue,
         onChanged: (value) {
           setState(() {
             _groupValue = value;
           });
         },
       ),

       EmergentRadio(
         child: SizedBox(
           height: 50,
           width: 50,
           child: Center(
             child: Text("3"),
           ),
         ),
         value: 3,
         groupValue: _groupValue,
         onChanged: (value) {
           setState(() {
             _groupValue = value;
           });
         },
       ),

     ],
   );
 }
Inheritance
Annotations

Constructors

EmergentRadio({Key? key, Widget? child, EmergentRadioStyle style = const EmergentRadioStyle(), T? value, Curve curve = Emergent.defaultCurve, Duration duration = Emergent.defaultDuration, EdgeInsets padding = EdgeInsets.zero, T? groupValue, EmergentRadioListener<T?>? onChanged, bool isEnabled = true})
const

Properties

child → Widget?
final
curve → Curve
final
duration → Duration
final
groupValue → T?
final
hashCode → int
The hash code for this object.
no setterinherited
isEnabled → bool
final
isSelected → bool
no setter
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
onChanged → EmergentRadioListener<T?>?
final
padding → EdgeInsets
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
style → EmergentRadioStyle
final
value → T?
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.
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