dom/base/ProcessMessageManager.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_ProcessMessageManager_h
   8 #define mozilla_dom_ProcessMessageManager_h
   9
  10 #include "mozilla/dom/MessageSender.h"
  11
  12 namespace mozilla::dom {
  13
  14 class ParentProcessMessageManager;
  15
  16 /**
  17  * ProcessMessageManager is used in a parent process to communicate with a child
  18  * process (or with the process itself in a single-process scenario).
  19  */
  20 class ProcessMessageManager final : public MessageSender {
  21  public:
  22   ProcessMessageManager(
  23       ipc::MessageManagerCallback* aCallback,
  24       ParentProcessMessageManager* aParentManager,
  25       MessageManagerFlags aFlags = MessageManagerFlags::MM_NONE);
  26
  27   virtual JSObject* WrapObject(JSContext* aCx,
  28                                JS::Handle<JSObject*> aGivenProto) override;
  29
  30   // ProcessScriptLoader
  31   void LoadProcessScript(const nsAString& aUrl, bool aAllowDelayedLoad,
  32                          mozilla::ErrorResult& aError) {
  33     LoadScript(aUrl, aAllowDelayedLoad, false, aError);
  34   }
  35   void RemoveDelayedProcessScript(const nsAString& aURL) {
  36     RemoveDelayedScript(aURL);
  37   }
  38   void GetDelayedProcessScripts(JSContext* aCx,
  39                                 nsTArray<nsTArray<JS::Value>>& aScripts,
  40                                 mozilla::ErrorResult& aError) {
  41     GetDelayedScripts(aCx, aScripts, aError);
  42   }
  43
  44   void SetOsPid(int32_t aPid) { mPid = aPid; }
  45   int32_t OsPid() const { return mPid; }
  46
  47   bool IsInProcess() const { return mInProcess; }
  48
  49  private:
  50   int32_t mPid;
  51   bool mInProcess;
  52 };
  53
  54 }  // namespace mozilla::dom
  55
  56 #endif  // mozilla_dom_ProcessMessageManager_h