Optgroup class final

Inheritance

• Object
• ElementBuilder<Optgroup>
• Optgroup

Constructors

Optgroup({Object? key})

Properties

hashCode → int

The hash code for this object.

no setter, inherited

isVoid → bool

final, inherited

key → Object?

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

self → Optgroup

no setter, inherited

tag → String

final, inherited

Methods

ariaDescribedBy(String id) → Optgroup

References another element by ID for accessible description.

inherited

ariaHidden([bool h = true]) → Optgroup

Hides the element from screen readers.

inherited

ariaLabel(String value) → Optgroup

Sets the accessible label for screen readers.

inherited

attr(String name, Attribute value) → Optgroup

Generic escape hatch for any attribute.

inherited

call([List? children]) → Morphic

Call operator for children

inherited

classes(String classes) → Optgroup

inherited

data(String key, String value) → Optgroup

Sets a custom data attribute.

inherited

disabled([bool d = true]) → Optgroup

hidden([bool h = true]) → Optgroup

Hides the element from display.

inherited

id(String id) → Optgroup

Sets the element's unique identifier.

inherited

label(String l) → Optgroup

lang(String value) → Optgroup

Sets the language of the element's content.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

on(String event, EventCallback handler) → Optgroup

Generic event handler for custom or less common events.

inherited

onAnimationEnd(EventCallback handler) → Optgroup

inherited

onAnimationIteration(EventCallback handler) → Optgroup

inherited

onAnimationStart(EventCallback handler) → Optgroup

inherited

onBlur(EventCallback handler) → Optgroup

inherited

onCanPlay(EventCallback handler) → Optgroup

inherited

onCanPlayThrough(EventCallback handler) → Optgroup

inherited

onChange(EventCallback handler) → Optgroup

inherited

onClick(EventCallback handler) → Optgroup

inherited

onContextMenu(EventCallback handler) → Optgroup

inherited

onCopy(EventCallback handler) → Optgroup

inherited

onCut(EventCallback handler) → Optgroup

inherited

onDoubleClick(EventCallback handler) → Optgroup

inherited

onDrag(EventCallback handler) → Optgroup

inherited

onDragEnd(EventCallback handler) → Optgroup

inherited

onDragEnter(EventCallback handler) → Optgroup

inherited

onDragLeave(EventCallback handler) → Optgroup

inherited

onDragOver(EventCallback handler) → Optgroup

inherited

onDragStart(EventCallback handler) → Optgroup

inherited

onDrop(EventCallback handler) → Optgroup

inherited

onEnded(EventCallback handler) → Optgroup

inherited

onFocus(EventCallback handler) → Optgroup

inherited

onFocusIn(EventCallback handler) → Optgroup

inherited

onFocusOut(EventCallback handler) → Optgroup

inherited

onInput(EventCallback handler) → Optgroup

inherited

onKeyDown(EventCallback handler) → Optgroup

inherited

onKeyPress(EventCallback handler) → Optgroup

inherited

onKeyUp(EventCallback handler) → Optgroup

inherited

onLoadedData(EventCallback handler) → Optgroup

inherited

onLoadedMetadata(EventCallback handler) → Optgroup

inherited

onMouseDown(EventCallback handler) → Optgroup

inherited

onMouseEnter(EventCallback handler) → Optgroup

inherited

onMouseLeave(EventCallback handler) → Optgroup

inherited

onMouseMove(EventCallback handler) → Optgroup

inherited

onMouseOut(EventCallback handler) → Optgroup

inherited

onMouseOver(EventCallback handler) → Optgroup

inherited

onMouseUp(EventCallback handler) → Optgroup

inherited

onPaste(EventCallback handler) → Optgroup

inherited

onPause(EventCallback handler) → Optgroup

inherited

onPlay(EventCallback handler) → Optgroup

inherited

onPointerCancel(EventCallback handler) → Optgroup

inherited

onPointerDown(EventCallback handler) → Optgroup

inherited

onPointerEnter(EventCallback handler) → Optgroup

inherited

onPointerLeave(EventCallback handler) → Optgroup

inherited

onPointerMove(EventCallback handler) → Optgroup

inherited

onPointerUp(EventCallback handler) → Optgroup

inherited

onReset(EventCallback handler) → Optgroup

inherited

onScroll(EventCallback handler) → Optgroup

inherited

onSelect(EventCallback handler) → Optgroup

inherited

onSubmit(EventCallback handler) → Optgroup

inherited

onTimeUpdate(EventCallback handler) → Optgroup

inherited

onTouchCancel(EventCallback handler) → Optgroup

inherited

onTouchEnd(EventCallback handler) → Optgroup

inherited

onTouchMove(EventCallback handler) → Optgroup

inherited

onTouchStart(EventCallback handler) → Optgroup

inherited

onTransitionEnd(EventCallback handler) → Optgroup

inherited

onVolumeChange(EventCallback handler) → Optgroup

inherited

onWheel(EventCallback handler) → Optgroup

inherited

style(Map<String, String> style) → Optgroup

inherited

tabIndex(int value) → Optgroup

Sets the tab order index for keyboard navigation.

inherited

title(String value) → Optgroup

Sets the element's title (tooltip text).

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited