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7eef772214
This is largely a straightforward find and replace of various methods, with the unnecessary arguments removed and compiler errors fixed. Differential Revision: https://phabricator.services.mozilla.com/D148532
126 lines
4.9 KiB
C++
126 lines
4.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_PostMessageEvent_h
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#define mozilla_dom_PostMessageEvent_h
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#include "js/StructuredClone.h"
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#include "js/TypeDecls.h"
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#include "mozilla/dom/DOMTypes.h"
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#include "mozilla/dom/ipc/StructuredCloneData.h"
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#include "mozilla/dom/StructuredCloneHolder.h"
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#include "nsCOMPtr.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/MaybeOneOf.h"
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#include "mozilla/RefPtr.h"
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#include "nsThreadUtils.h"
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class nsGlobalWindowOuter;
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class nsGlobalWindowInner;
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class nsIPrincipal;
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class nsIURI;
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class BrowsingContext;
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class Event;
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class EventTarget;
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/**
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* Class used to represent events generated by calls to Window.postMessage,
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* which asynchronously creates and dispatches events.
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*/
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class PostMessageEvent final : public Runnable {
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public:
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NS_DECL_NSIRUNNABLE
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// aCallerWindowID should not be 0.
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PostMessageEvent(BrowsingContext* aSource, const nsAString& aCallerOrigin,
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nsGlobalWindowOuter* aTargetWindow,
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nsIPrincipal* aProvidedPrincipal, uint64_t aCallerWindowID,
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nsIURI* aCallerURI, const nsCString& aScriptLocation,
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const Maybe<nsID>& aCallerAgentClusterId)
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: PostMessageEvent(aSource, aCallerOrigin, aTargetWindow,
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aProvidedPrincipal, aCallerWindowID, aCallerURI,
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aScriptLocation, false, aCallerAgentClusterId) {}
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// To be used when the caller's window lives in a different process.
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PostMessageEvent(BrowsingContext* aSource, const nsAString& aCallerOrigin,
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nsGlobalWindowOuter* aTargetWindow,
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nsIPrincipal* aProvidedPrincipal, uint64_t aCallerWindowID,
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nsIURI* aCallerURI, const nsCString& aScriptLocation,
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bool aIsFromPrivateWindow)
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: PostMessageEvent(aSource, aCallerOrigin, aTargetWindow,
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aProvidedPrincipal, aCallerWindowID, aCallerURI,
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aScriptLocation, aIsFromPrivateWindow, Nothing()) {}
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void Write(JSContext* aCx, JS::Handle<JS::Value> aMessage,
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JS::Handle<JS::Value> aTransfer,
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const JS::CloneDataPolicy& aClonePolicy, ErrorResult& aError) {
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mHolder.construct<StructuredCloneHolder>(
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StructuredCloneHolder::CloningSupported,
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StructuredCloneHolder::TransferringSupported,
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JS::StructuredCloneScope::SameProcess);
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mHolder.ref<StructuredCloneHolder>().Write(aCx, aMessage, aTransfer,
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aClonePolicy, aError);
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}
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void UnpackFrom(const ClonedOrErrorMessageData& aMessageData) {
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if (aMessageData.type() != ClonedOrErrorMessageData::TClonedMessageData) {
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return;
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}
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mHolder.construct<ipc::StructuredCloneData>();
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// FIXME Want to steal!
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// See https://bugzilla.mozilla.org/show_bug.cgi?id=1516349.
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mHolder.ref<ipc::StructuredCloneData>().CopyFromClonedMessageData(
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aMessageData);
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}
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void DispatchToTargetThread(ErrorResult& aError);
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private:
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PostMessageEvent(BrowsingContext* aSource, const nsAString& aCallerOrigin,
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nsGlobalWindowOuter* aTargetWindow,
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nsIPrincipal* aProvidedPrincipal, uint64_t aCallerWindowID,
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nsIURI* aCallerURI, const nsCString& aScriptLocation,
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bool aIsFromPrivateWindow,
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const Maybe<nsID>& aCallerAgentClusterId);
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~PostMessageEvent();
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MOZ_CAN_RUN_SCRIPT void Dispatch(nsGlobalWindowInner* aTargetWindow,
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Event* aEvent);
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// TODO: Convert this to MOZ_CAN_RUN_SCRIPT (bug 1415230)
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MOZ_CAN_RUN_SCRIPT_BOUNDARY void DispatchError(
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JSContext* aCx, nsGlobalWindowInner* aTargetWindow,
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mozilla::dom::EventTarget* aEventTarget);
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RefPtr<BrowsingContext> mSource;
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nsString mCallerOrigin;
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RefPtr<nsGlobalWindowOuter> mTargetWindow;
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nsCOMPtr<nsIPrincipal> mProvidedPrincipal;
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// If the postMessage call was made on a WindowProxy whose Window lives in a
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// separate process then mHolder will contain a StructuredCloneData, else
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// it'll contain a StructuredCloneHolder.
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MaybeOneOf<StructuredCloneHolder, ipc::StructuredCloneData> mHolder;
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uint64_t mCallerWindowID;
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const Maybe<nsID> mCallerAgentClusterId;
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nsCOMPtr<nsIURI> mCallerURI;
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// if callerURI is null, then we can use script location for reporting errors
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// to console
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const Maybe<nsCString> mScriptLocation;
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// This is only set to a relevant value if mCallerWindowID doesn't contain a
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// value.
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bool mIsFromPrivateWindow;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_PostMessageEvent_h
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