dart:html

WheelEvent class

Inheritance

• Object
• Event
• UIEvent
• MouseEvent
• WheelEvent

Annotations

• @Native("WheelEvent")

Constructors

WheelEvent(String type, {Window? view, num deltaX = 0, num deltaY = 0, num deltaZ = 0, int deltaMode = 0, int detail = 0, int screenX = 0, int screenY = 0, int clientX = 0, int clientY = 0, int button = 0, bool canBubble = true, bool cancelable = true, bool ctrlKey = false, bool altKey = false, bool shiftKey = false, bool metaKey = false, EventTarget? relatedTarget})

factory

Properties

altKey → bool

read-only, inherited

bubbles → bool?

read-only, inherited

button → int

read-only, inherited

buttons → int?

read-only, inherited

cancelable → bool?

read-only, inherited

client → Point<num>

read-only, inherited

composed → bool?

read-only, inherited

ctrlKey → bool

read-only, inherited

currentTarget → EventTarget?

read-only, inherited

dataTransfer → DataTransfer

read-only, inherited

defaultPrevented → bool

read-only, inherited

deltaMode → int

read-only

deltaX → num

read-only

The amount that is expected to scroll horizontally, in units determined by deltaMode.

deltaY → num

read-only

The amount that is expected to scroll vertically, in units determined by deltaMode.

deltaZ → num?

read-only

detail → int?

read-only, inherited

eventPhase → int

read-only, inherited

fromElement → Node?

read-only, inherited

The nonstandard way to access the element that the mouse comes from in the case of a mouseover event.

hashCode → int

read-only, inherited

The hash code for this object.

isTrusted → bool?

read-only, inherited

layer → Point<num>

read-only, inherited

matchingTarget → Element

read-only, inherited

A pointer to the element whose CSS selector matched within which an event was fired. If this Event was not associated with any Event delegation, accessing this value will throw an UnsupportedError.

metaKey → bool

read-only, inherited

movement → Point<num>

@SupportedBrowser(SupportedBrowser.CHROME), @SupportedBrowser(SupportedBrowser.FIREFOX), read-only, inherited

offset → Point<num>

read-only, inherited

The coordinates of the mouse pointer in target node coordinates.

page → Point<num>

read-only, inherited

path → List<EventTarget>

read-only, inherited

region → String?

read-only, inherited

relatedTarget → EventTarget?

read-only, inherited

runtimeType → Type

read-only, inherited

A representation of the runtime type of the object.

screen → Point<num>

read-only, inherited

shiftKey → bool

read-only, inherited

sourceCapabilities → InputDeviceCapabilities?

read-only, inherited

target → EventTarget?

read-only, inherited

timeStamp → num?

read-only, inherited

toElement → Node?

read-only, inherited

The nonstandard way to access the element that the mouse goes to in the case of a mouseout event.

type → String

read-only, inherited

view → WindowBase?

read-only, inherited

Methods

composedPath() → List<EventTarget>

inherited

getModifierState(String keyArg) → bool

inherited

noSuchMethod(Invocation invocation) → dynamic

inherited

Invoked when a non-existent method or property is accessed.

preventDefault() → void

inherited

stopImmediatePropagation() → void

inherited

stopPropagation() → void

inherited

toString() → String

inherited

A string representation of this object.

Operators

operator ==(Object other) → bool

inherited

The equality operator.

Constants

DOM_DELTA_LINE → const int

0x01

DOM_DELTA_PAGE → const int

0x02

DOM_DELTA_PIXEL → const int

0x00