gecko-dev/dom/base/PostMessageEvent.h

57 строки
1.7 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_PostMessageEvent_h
#define mozilla_dom_PostMessageEvent_h
#include "mozilla/dom/Event.h"
#include "mozilla/dom/StructuredCloneHolder.h"
#include "nsCOMPtr.h"
#include "mozilla/RefPtr.h"
#include "nsTArray.h"
#include "nsThreadUtils.h"
class nsGlobalWindowOuter;
class nsGlobalWindowInner;
class nsIDocument;
class nsIPrincipal;
namespace mozilla {
namespace dom {
/**
* Class used to represent events generated by calls to Window.postMessage,
* which asynchronously creates and dispatches events.
*/
class PostMessageEvent final : public Runnable, public StructuredCloneHolder {
public:
NS_DECL_NSIRUNNABLE
PostMessageEvent(nsGlobalWindowOuter* aSource, const nsAString& aCallerOrigin,
nsGlobalWindowOuter* aTargetWindow,
nsIPrincipal* aProvidedPrincipal,
nsIDocument* aSourceDocument);
private:
~PostMessageEvent();
void Dispatch(nsGlobalWindowInner* aTargetWindow, Event* aEvent);
void DispatchError(JSContext* aCx, nsGlobalWindowInner* aTargetWindow,
mozilla::dom::EventTarget* aEventTarget);
RefPtr<nsGlobalWindowOuter> mSource;
nsString mCallerOrigin;
RefPtr<nsGlobalWindowOuter> mTargetWindow;
nsCOMPtr<nsIPrincipal> mProvidedPrincipal;
nsCOMPtr<nsIDocument> mSourceDocument;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_PostMessageEvent_h