/usr/include/thunderbird/mozilla/dom/WheelEvent.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_WheelEvent_h_
#define mozilla_dom_WheelEvent_h_
#include "mozilla/dom/MouseEvent.h"
#include "mozilla/dom/WheelEventBinding.h"
#include "mozilla/EventForwards.h"
namespace mozilla {
namespace dom {
class WheelEvent : public MouseEvent
{
public:
WheelEvent(EventTarget* aOwner,
nsPresContext* aPresContext,
WidgetWheelEvent* aWheelEvent);
NS_DECL_ISUPPORTS_INHERITED
// Forward to base class
NS_FORWARD_TO_MOUSEEVENT
static
already_AddRefed<WheelEvent> Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const WheelEventInit& aParam,
ErrorResult& aRv);
virtual JSObject* WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override
{
return WheelEventBinding::Wrap(aCx, this, aGivenProto);
}
// NOTE: DeltaX(), DeltaY() and DeltaZ() return CSS pixels when deltaMode is
// DOM_DELTA_PIXEL. (The internal event's delta values are device pixels
// if it's dispatched by widget)
double DeltaX();
double DeltaY();
double DeltaZ();
uint32_t DeltaMode();
void
InitWheelEvent(const nsAString& aType, bool aCanBubble, bool aCancelable,
nsGlobalWindow* aView, int32_t aDetail,
int32_t aScreenX, int32_t aScreenY,
int32_t aClientX, int32_t aClientY, uint16_t aButton,
EventTarget* aRelatedTarget, const nsAString& aModifiersList,
double aDeltaX, double aDeltaY, double aDeltaZ,
uint32_t aDeltaMode);
protected:
~WheelEvent() {}
private:
int32_t mAppUnitsPerDevPixel;
};
} // namespace dom
} // namespace mozilla
already_AddRefed<mozilla::dom::WheelEvent>
NS_NewDOMWheelEvent(mozilla::dom::EventTarget* aOwner,
nsPresContext* aPresContext,
mozilla::WidgetWheelEvent* aEvent);
#endif // mozilla_dom_WheelEvent_h_
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