ladybird/Userland/Libraries/LibWeb/UIEvents/WheelEvent.idl
Shannon Booth 42e3ba409e LibWeb: Add constructor for WheelEvent
This makes https://profiler.firefox.com/ progress much further in
loading :^)
2024-05-12 14:24:18 +00:00

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#import <UIEvents/MouseEvent.idl>
// https://www.w3.org/TR/uievents/#idl-wheelevent
[Exposed=Window]
interface WheelEvent : MouseEvent {
constructor(DOMString type, optional WheelEventInit eventInitDict = {});
// DeltaModeCode
const unsigned long DOM_DELTA_PIXEL = 0x00;
const unsigned long DOM_DELTA_LINE = 0x01;
const unsigned long DOM_DELTA_PAGE = 0x02;
readonly attribute double deltaX;
readonly attribute double deltaY;
readonly attribute double deltaZ;
readonly attribute unsigned long deltaMode;
};
// https://www.w3.org/TR/uievents/#idl-wheeleventinit
dictionary WheelEventInit : MouseEventInit {
double deltaX = 0;
double deltaY = 0;
double deltaZ = 0;
unsigned long deltaMode = 0;
};