1 files changed, 111 insertions, 0 deletions
diff --git a/dom/ipc/jsactor/JSActorService.h b/dom/ipc/jsactor/JSActorService.h
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+++ b/dom/ipc/jsactor/JSActorService.h
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+/* -*- 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_JSActorService_h
+#define mozilla_dom_JSActorService_h
+
+#include "mozilla/dom/BrowsingContext.h"
+#include "nsIURI.h"
+#include "nsRefPtrHashtable.h"
+#include "nsString.h"
+#include "nsTArray.h"
+#include "mozilla/dom/JSActor.h"
+#include "nsIObserver.h"
+#include "nsIDOMEventListener.h"
+#include "mozilla/EventListenerManager.h"
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+struct ProcessActorOptions;
+struct WindowActorOptions;
+class JSProcessActorInfo;
+class JSWindowActorInfo;
+class EventTarget;
+class JSWindowActorProtocol;
+class JSProcessActorProtocol;
+
+class JSActorService final {
+ public:
+  NS_INLINE_DECL_REFCOUNTING(JSActorService)
+
+  static already_AddRefed<JSActorService> GetSingleton();
+
+  // Register or unregister a chrome event target.
+  void RegisterChromeEventTarget(EventTarget* aTarget);
+
+  // NOTE: This method is static, as it may be called during shutdown.
+  static void UnregisterChromeEventTarget(EventTarget* aTarget);
+
+  // Register child's Actor for content process.
+  void LoadJSActorInfos(nsTArray<JSProcessActorInfo>& aProcess,
+                        nsTArray<JSWindowActorInfo>& aWindow);
+
+  // --- Window Actor
+
+  void RegisterWindowActor(const nsACString& aName,
+                           const WindowActorOptions& aOptions,
+                           ErrorResult& aRv);
+
+  void UnregisterWindowActor(const nsACString& aName);
+
+  // Get the named of Window Actor and the child's WindowActorOptions
+  // from mDescriptors to JSWindowActorInfos.
+  void GetJSWindowActorInfos(nsTArray<JSWindowActorInfo>& aInfos);
+
+  already_AddRefed<JSWindowActorProtocol> GetJSWindowActorProtocol(
+      const nsACString& aName);
+
+  // -- Content Actor
+
+  void RegisterProcessActor(const nsACString& aName,
+                            const ProcessActorOptions& aOptions,
+                            ErrorResult& aRv);
+
+  void UnregisterProcessActor(const nsACString& aName);
+
+  // Get the named of Content Actor and the child's ProcessActorOptions
+  // from mDescriptors to JSProcessActorInfos.
+  void GetJSProcessActorInfos(nsTArray<JSProcessActorInfo>& aInfos);
+
+  already_AddRefed<JSProcessActorProtocol> GetJSProcessActorProtocol(
+      const nsACString& aName);
+
+ private:
+  JSActorService();
+  ~JSActorService();
+
+  nsTArray<EventTarget*> mChromeEventTargets;
+
+  // -- Window Actor
+  nsRefPtrHashtable<nsCStringHashKey, JSWindowActorProtocol>
+      mWindowActorDescriptors;
+
+  // -- Process Actor
+  nsRefPtrHashtable<nsCStringHashKey, JSProcessActorProtocol>
+      mProcessActorDescriptors;
+};
+
+/**
+ * Base clsas for both `JSWindowActorProtocol` and `JSProcessActorProtocol`
+ * which can be used by generic code.
+ */
+class JSActorProtocol : public nsISupports {
+ public:
+  struct Sided {
+    Maybe<nsCString> mModuleURI;
+  };
+
+  virtual const Sided& Parent() const = 0;
+  virtual const Sided& Child() const = 0;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_JSActorService_h