Button class

The Button widget (HTML's button tag).

Inheritance

• Object
• Widget
• Button

Constructors

Button({String? name, String? value, ButtonType? type, bool? disabled, Key? key, String? id, bool? hidden, bool? draggable, bool? contentEditable, int? tabIndex, String? title, String? style, String? classAttribute, String? onClickAttribute, String? innerText, List<Widget>? children, EventCallback? onClick, Map<String, String>? additionalAttributes})

const

Properties

additionalAttributes → Map<String, String>?

Any additional attributes.

final, inherited

children → List<Widget>?

Children tags.

final, inherited

classAttribute → String?

The classes attribute specifies one or more class names for an dom node.

final, inherited

contentEditable → bool?

The contentEditable attribute specifies whether the content of an dom node is editable or not.

final, inherited

correspondingTag → DomTagType

Corresponding HTML tag to use to render this widget

no setter, override

disabled → bool?

Whether Button is disabled.

final

draggable → bool?

The draggable attribute specifies whether an dom node is draggable or not.

final, inherited

hashCode → int

The hash code for this object.

no setter, inherited

hidden → bool?

The hidden attribute is a boolean attribute. When present, it specifies that an dom node is not yet, or is no longer, relevant.

final, inherited

id → String?

ID of dom node.

final, inherited

innerText → String?

Element's inner text.

final, inherited

key → Key?

Keys help Rad identify which widgets have changed, are added, or are removed when a widget has multiple sibling widgets.

final, inherited

name → String?

Associated Name. Used if Button is part of a form.

final

onClick → EventCallback?

On click event listener.

final, inherited

onClickAttribute → String?

onClick raw attribute. for inlined JS callback: onclick="

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

style → String?

The style attribute for inline CSS.

final, inherited

tabIndex → int?

The tabindex attribute specifies the tab order of an dom node (when the "tab" button is used for navigating).

final, inherited

title → String?

The title attribute specifies extra information about an dom node.

final, inherited

type → ButtonType?

Type of Button.

final

value → String?

Value of Button.

final

widgetCaptureEventListeners → Map<DomEventType, EventCallback?>

Events that this widget is listening to in capturing phase.

no setter, inherited

widgetEventListeners → Map<DomEventType, EventCallback?>

Events that this widget is listening to in bubbling phase.

no setter, inherited

widgetType → String

Type of widget.

no setter, override

Methods

createRenderElement(RenderElement parent) → RenderElement

Create element for current widget.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

shouldUpdateWidget(covariant Button oldWidget) → bool

Whether to update current widget.

shouldUpdateWidgetChildren(Widget oldWidget, bool shouldUpdateWidget) → bool

Whether to update current widget's children.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited