Headline class

Headline widget.

Inheritance

Constructors

Headline(String? title, {EdgeInsetsGeometry margin = const EdgeInsets.all(0), double elevation = 8.0, IconData? icon, Widget? tailing, Color? color, CrossAxisAlignment crossAxisAlignment = CrossAxisAlignment.center, Widget? leading, Color? backgroundColor, EdgeInsetsGeometry padding = const EdgeInsets.symmetric(horizontal: 15, vertical: 10)})
Headline widget.
const

Properties

backgroundColor → Color?
Background color.
final
color → Color?
Text / Icon color.
final
crossAxisAlignment → CrossAxisAlignment
Vertical placement.
final
elevation → double
Headline height.
final
hashCode → int
The hash code for this object.
no setterinherited
icon → IconData?
Icon data.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
leading → Widget?
Headline leagding widget.
final
margin → EdgeInsetsGeometry
Headline margin.
final
padding → EdgeInsetsGeometry
Padding.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
tailing → Widget?
Headline tailing widget.
final
title → String?
Headline title.
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