forked from mirrors/gecko-dev
73 lines
2.1 KiB
C++
73 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
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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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/extensions/ExtensionsChild.h"
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#include "mozilla/extensions/ExtensionsParent.h"
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#include "mozilla/ClearOnShutdown.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/InProcessChild.h"
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#include "mozilla/dom/InProcessParent.h"
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#include "mozilla/ipc/Endpoint.h"
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#include "nsXULAppAPI.h"
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using namespace mozilla::dom;
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namespace mozilla {
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namespace extensions {
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NS_IMPL_ISUPPORTS(ExtensionsChild, nsIObserver)
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/* static */
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ExtensionsChild& ExtensionsChild::Get() {
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static RefPtr<ExtensionsChild> sInstance;
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if (MOZ_UNLIKELY(!sInstance)) {
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sInstance = new ExtensionsChild();
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sInstance->Init();
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ClearOnShutdown(&sInstance);
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}
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return *sInstance;
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}
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/* static */
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already_AddRefed<ExtensionsChild> ExtensionsChild::GetSingleton() {
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return do_AddRef(&Get());
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}
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void ExtensionsChild::Init() {
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if (XRE_IsContentProcess()) {
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ContentChild::GetSingleton()->SendPExtensionsConstructor(this);
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} else {
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InProcessChild* ipChild = InProcessChild::Singleton();
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InProcessParent* ipParent = InProcessParent::Singleton();
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if (!ipChild || !ipParent) {
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return;
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}
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RefPtr parent = new ExtensionsParent();
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ManagedEndpoint<PExtensionsParent> endpoint =
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ipChild->OpenPExtensionsEndpoint(this);
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ipParent->BindPExtensionsEndpoint(std::move(endpoint), parent);
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}
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}
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void ExtensionsChild::ActorDestroy(ActorDestroyReason aWhy) {}
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/* nsIObserver */
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NS_IMETHODIMP ExtensionsChild::Observe(nsISupports*, const char* aTopic,
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const char16_t*) {
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// Since this class is created at startup by the Category Manager, it's
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// expected to implement nsIObserver; however, we have nothing interesting
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// to do here.
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MOZ_ASSERT(strcmp(aTopic, "app-startup") == 0);
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return NS_OK;
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}
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} // namespace extensions
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} // namespace mozilla
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