gecko-dev/dom/events/ScrollAreaEvent.h

61 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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_ScrollAreaEvent_h_
#define mozilla_dom_ScrollAreaEvent_h_
#include "mozilla/dom/DOMRect.h"
#include "mozilla/dom/ScrollAreaEventBinding.h"
#include "mozilla/dom/UIEvent.h"
#include "mozilla/Attributes.h"
#include "mozilla/EventForwards.h"
namespace mozilla::dom {
class ScrollAreaEvent : public UIEvent {
public:
ScrollAreaEvent(EventTarget* aOwner, nsPresContext* aPresContext,
InternalScrollAreaEvent* aEvent);
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(ScrollAreaEvent, UIEvent)
void Serialize(IPC::MessageWriter* aWriter,
bool aSerializeInterfaceType) override;
bool Deserialize(IPC::MessageReader* aReader) override;
virtual JSObject* WrapObjectInternal(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
return ScrollAreaEvent_Binding::Wrap(aCx, this, aGivenProto);
}
float X() const { return mClientArea->Left(); }
float Y() const { return mClientArea->Top(); }
float Width() const { return mClientArea->Width(); }
float Height() const { return mClientArea->Height(); }
void InitScrollAreaEvent(const nsAString& aType, bool aCanBubble,
bool aCancelable, nsGlobalWindowInner* aView,
int32_t aDetail, float aX, float aY, float aWidth,
float aHeight);
protected:
~ScrollAreaEvent() = default;
RefPtr<DOMRect> mClientArea;
};
} // namespace mozilla::dom
already_AddRefed<mozilla::dom::ScrollAreaEvent> NS_NewDOMScrollAreaEvent(
mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
mozilla::InternalScrollAreaEvent* aEvent);
#endif // mozilla_dom_ScrollAreaEvent_h_