forked from mirrors/gecko-dev
d93d94cbc9
Backed out changeset e4ca191d62a5 (bug 1522637) Backed out changeset 540e5f318768 (bug 1522637) Backed out changeset 0886a317a108 (bug 1522637) Backed out changeset 4c7c512a262d (bug 1522637) Backed out changeset d7eb272688be (bug 1522637) Backed out changeset 67e838f49f4b (bug 1522637) Backed out changeset 7e38890c72fa (bug 1522637) Backed out changeset e6ca9ad18d15 (bug 1522637) Backed out changeset 0f759e91eca8 (bug 1522637)
107 lines
3.6 KiB
C++
107 lines
3.6 KiB
C++
/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
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/* vim: set sw=2 ts=8 et tw=80 ft=cpp : */
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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_WindowGlobalChild_h
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#define mozilla_dom_WindowGlobalChild_h
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#include "mozilla/RefPtr.h"
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#include "mozilla/dom/PWindowGlobalChild.h"
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#include "nsWrapperCache.h"
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class nsGlobalWindowInner;
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class nsDocShell;
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namespace mozilla {
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namespace dom {
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class BrowsingContext;
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class WindowGlobalParent;
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class JSWindowActorChild;
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/**
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* Actor for a single nsGlobalWindowInner. This actor is used to communicate
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* information to the parent process asynchronously.
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*/
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class WindowGlobalChild : public nsWrapperCache, public PWindowGlobalChild {
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friend class PWindowGlobalChild;
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public:
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NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(WindowGlobalChild)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(WindowGlobalChild)
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static already_AddRefed<WindowGlobalChild> GetByInnerWindowId(
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uint64_t aInnerWindowId);
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static already_AddRefed<WindowGlobalChild> GetByInnerWindowId(
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const GlobalObject& aGlobal, uint64_t aInnerWindowId) {
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return GetByInnerWindowId(aInnerWindowId);
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}
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dom::BrowsingContext* BrowsingContext() { return mBrowsingContext; }
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nsGlobalWindowInner* WindowGlobal() { return mWindowGlobal; }
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// Has this actor been shut down
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bool IsClosed() { return mIPCClosed; }
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void Destroy();
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// Check if this actor is managed by PInProcess, as-in the document is loaded
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// in the chrome process.
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bool IsInProcess() { return XRE_IsParentProcess(); }
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// The Window ID for this WindowGlobal
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uint64_t InnerWindowId() { return mInnerWindowId; }
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uint64_t OuterWindowId() { return mOuterWindowId; }
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bool IsCurrentGlobal();
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// Get the other side of this actor if it is an in-process actor. Returns
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// |nullptr| if the actor has been torn down, or is not in-process.
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already_AddRefed<WindowGlobalParent> GetParentActor();
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// Get this actor's manager if it is not an in-process actor. Returns
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// |nullptr| if the actor has been torn down, or is in-process.
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already_AddRefed<TabChild> GetTabChild();
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void HandleAsyncMessage(const nsString& aActorName,
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const nsString& aMessageName,
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ipc::StructuredCloneData& aData);
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// Get a JS actor object by name.
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already_AddRefed<JSWindowActorChild> GetActor(const nsAString& aName,
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ErrorResult& aRv);
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// Create and initialize the WindowGlobalChild object.
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static already_AddRefed<WindowGlobalChild> Create(
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nsGlobalWindowInner* aWindow);
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nsISupports* GetParentObject();
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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protected:
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// IPC messages
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mozilla::ipc::IPCResult RecvAsyncMessage(const nsString& aActorName,
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const nsString& aMessage,
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const ClonedMessageData& aData);
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virtual void ActorDestroy(ActorDestroyReason aWhy) override;
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private:
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WindowGlobalChild(nsGlobalWindowInner* aWindow, dom::BrowsingContext* aBc);
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~WindowGlobalChild();
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RefPtr<nsGlobalWindowInner> mWindowGlobal;
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RefPtr<dom::BrowsingContext> mBrowsingContext;
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nsRefPtrHashtable<nsStringHashKey, JSWindowActorChild> mWindowActors;
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uint64_t mInnerWindowId;
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uint64_t mOuterWindowId;
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bool mIPCClosed;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // !defined(mozilla_dom_WindowGlobalChild_h)
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