Tab class Null safety

A Material Design TabBar tab.

If both icon and text are provided, the text is displayed below the icon.

See also:

Inheritance
Implemented types

Constructors

Tab({Key? key, String? text, Widget? icon, EdgeInsetsGeometry iconMargin = const EdgeInsets.only(bottom: 10.0), double? height, Widget? child})
Creates a Material Design TabBar tab.
const

Properties

child → Widget?
The widget to be used as the tab's label.
final
hashCode → int
The hash code for this object.
nonVirtual">@nonVirtualread-onlyinherited
height → double?
The height of the Tab.
final
icon → Widget?
An icon to display as the tab's label.
final
iconMargin → EdgeInsetsGeometry
The margin added around the tab's icon.
final
key → Key?
Controls how one widget replaces another widget in the tree.
finalinherited
preferredSize → Size
The size this widget would prefer if it were otherwise unconstrained.
read-onlyoverride
runtimeType → Type
A representation of the runtime type of the object.
read-onlyinherited
text → String?
The text to display as the tab's label.
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.
protected">@protectedinherited
debugFillProperties(DiagnosticPropertiesBuilder properties) → void
Add additional properties associated with the node.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent 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.
nonVirtual">@nonVirtualinherited