ServiceWorkerShutdownState.h (1757B)
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 DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_ 8 #define DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_ 9 10 #include "ipc/EnumSerializer.h" 11 #include "mozilla/dom/ServiceWorkerOpArgs.h" 12 13 namespace mozilla::dom { 14 15 class ServiceWorkerShutdownState { 16 public: 17 // Represents the "location" of the shutdown message or completion of 18 // shutdown. 19 enum class Progress { 20 ParentProcessMainThread, 21 ParentProcessIpdlBackgroundThread, 22 ContentProcessWorkerLauncherThread, 23 ContentProcessMainThread, 24 ShutdownCompleted, 25 EndGuard_, 26 }; 27 28 ServiceWorkerShutdownState(); 29 30 ~ServiceWorkerShutdownState(); 31 32 const char* GetProgressString() const; 33 34 void SetProgress(Progress aProgress); 35 36 private: 37 Progress mProgress; 38 }; 39 40 // Asynchronously reports that shutdown has progressed to the calling thread 41 // if aArgs is for shutdown. If aShutdownCompleted is true, aArgs must be for 42 // shutdown. 43 void MaybeReportServiceWorkerShutdownProgress(const ServiceWorkerOpArgs& aArgs, 44 bool aShutdownCompleted = false); 45 46 } // namespace mozilla::dom 47 48 namespace IPC { 49 50 using Progress = mozilla::dom::ServiceWorkerShutdownState::Progress; 51 52 template <> 53 struct ParamTraits<Progress> 54 : public ContiguousEnumSerializer< 55 Progress, Progress::ParentProcessMainThread, Progress::EndGuard_> {}; 56 57 } // namespace IPC 58 59 #endif // DOM_SERVICEWORKERS_SERVICEWORKERSHUTDOWNSTATE_H_