Button class abstract

Inheritance

• Object
• DiagnosticableTree
• Widget
• StatefulWidget
• Button

Implementers

• IconButton

Constructors

Button({Key? key, GestureTapCallback? onTap, GestureLongPressCallback? onLongPress, VoidCallback? onPressed, VoidCallback? onReleased, Intent? intent, ShortcutActivator? shortcutActivator, BuildContext? targetContext, ButtonType type = ButtonType.momentary, ExtendedButtonStyle? style, Clip clipBehavior = Clip.none, FocusNode? focusNode, bool autofocus = false, String? tooltip, ButtonController? controller, required Widget child})

const

Properties

autofocus → bool

final

child → Widget

final

clipBehavior → Clip

final

controller → ButtonController?

final

enabled → bool

no setter

focusNode → FocusNode?

final

hashCode → int

The hash code for this object.

no setter, inherited

intent → Intent?

final

key → Key?

Controls how one widget replaces another widget in the tree.

final, inherited

onLongPress → GestureLongPressCallback?

final

onPressed → VoidCallback?

final

onReleased → VoidCallback?

final

onTap → GestureTapCallback?

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

shortcutActivator → ShortcutActivator?

final

style → ExtendedButtonStyle?

final

targetContext → BuildContext?

final

tooltip → String?

final

type → ButtonType

final

Methods

createElement() → StatefulElement

Creates a StatefulElement to manage this widget's location in the tree.

inherited

createState() → State<Button>

Creates the mutable state for this widget at a given location in the tree.

override

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.

override

defaultStyleOf(BuildContext context) → ExtendedButtonStyle

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

themeStyleOf(BuildContext context) → ExtendedButtonStyle?

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