nsresult
DOMWheelEvent::InitFromCtor(const nsAString& aType,
JSContext* aCx, JS::Value* aVal)
{
mozilla::idl::WheelEventInit d;
nsresult rv = d.Init(aCx, aVal);
NS_ENSURE_SUCCESS(rv, rv);
nsAutoString modifierList;
GetModifierList(d.ctrlKey, d.shiftKey, d.altKey, d.metaKey, modifierList);
rv = InitWheelEvent(aType, d.bubbles, d.cancelable,
d.view, d.detail, d.screenX, d.screenY,
d.clientX, d.clientY, d.button, d.relatedTarget,
modifierList, d.deltaX, d.deltaY, d.deltaZ, d.deltaMode);
NS_ENSURE_SUCCESS(rv, rv);
static_cast<widget::WheelEvent*>(mEvent)->buttons = d.buttons;
return NS_OK;
}
already_AddRefed<DOMWheelEvent>
DOMWheelEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const WheelEventInit& aParam,
mozilla::ErrorResult& aRv)
{
nsCOMPtr<EventTarget> t = do_QueryInterface(aGlobal.Get());
nsRefPtr<DOMWheelEvent> e = new DOMWheelEvent(t, nullptr, nullptr);
bool trusted = e->Init(t);
nsAutoString modifierList;
GetModifierList(aParam.mCtrlKey, aParam.mShiftKey,
aParam.mAltKey, aParam.mMetaKey,
modifierList);
aRv = e->InitWheelEvent(aType, aParam.mBubbles, aParam.mCancelable,
aParam.mView, aParam.mDetail,
aParam.mScreenX, aParam.mScreenY,
aParam.mClientX, aParam.mClientY,
aParam.mButton, aParam.mRelatedTarget,
modifierList, aParam.mDeltaX,
aParam.mDeltaY, aParam.mDeltaZ, aParam.mDeltaMode);
static_cast<widget::WheelEvent*>(e->mEvent)->buttons = aParam.mButtons;
e->SetTrusted(trusted);
return e.forget();
}