OptimusButton class
Buttons are an element that let users trigger or perform an action. Button labels should inform users about what will happen upon interaction.
There's a wide variety of actions a button can trigger, including saving, logging in, deleting, and resetting. Buttons are not a navigation element.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- OptimusButton
Constructors
- OptimusButton({Key? key, VoidCallback? onPressed, required Widget child, double? minWidth, String? badgeLabel, IconData? leadingIcon, IconData? trailingIcon, OptimusWidgetSize size = OptimusWidgetSize.large, OptimusButtonVariant variant = OptimusButtonVariant.primary})
-
const
Properties
- badgeLabel → String?
-
Badge text. Typically used for the counter.
final
- child → Widget
-
Typically the button's label.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- leadingIcon → IconData?
-
The icon to the left of the child.
final
- minWidth → double?
-
The minimal width of the button.
final
- onPressed → VoidCallback?
-
Called when the button is tapped or otherwise activated.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- size → OptimusWidgetSize
-
Size of the button widget.
final
- trailingIcon → IconData?
-
The icon to the right of the child.
final
- variant → OptimusButtonVariant
-
The variant of the button.
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