dom/serviceworkers/NavigationPreloadManager.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_NavigationPreloadManager_h
   8 #define mozilla_dom_NavigationPreloadManager_h
   9
  10 #include "nsCOMPtr.h"
  11 #include "nsCycleCollectionParticipant.h"
  12 #include "nsISupports.h"
  13 #include "nsWrapperCache.h"
  14 #include "mozilla/dom/ServiceWorkerRegistration.h"
  15 #include "mozilla/RefPtr.h"
  16
  17 class nsIGlobalObject;
  18
  19 namespace mozilla::dom {
  20
  21 class Promise;
  22
  23 class NavigationPreloadManager final : public nsISupports,
  24                                        public nsWrapperCache {
  25  public:
  26   NS_DECL_CYCLE_COLLECTING_ISUPPORTS
  27   NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(NavigationPreloadManager)
  28
  29   static bool IsValidHeader(const nsACString& aHeader);
  30
  31   static bool IsEnabled(JSContext* aCx, JSObject* aGlobal);
  32
  33   explicit NavigationPreloadManager(
  34       RefPtr<ServiceWorkerRegistration>& aServiceWorkerRegistration);
  35
  36   // Webidl binding
  37   nsIGlobalObject* GetParentObject() const {
  38     return mServiceWorkerRegistration->GetParentObject();
  39   }
  40
  41   JSObject* WrapObject(JSContext* aCx,
  42                        JS::Handle<JSObject*> aGivenProto) override;
  43
  44   // WebIdl implementation
  45   already_AddRefed<Promise> Enable(ErrorResult& aError);
  46
  47   already_AddRefed<Promise> Disable(ErrorResult& aError);
  48
  49   already_AddRefed<Promise> SetHeaderValue(const nsACString& aHeader,
  50                                            ErrorResult& aError);
  51
  52   already_AddRefed<Promise> GetState(ErrorResult& aError);
  53
  54  private:
  55   ~NavigationPreloadManager() = default;
  56
  57   // General method for Enable()/Disable()
  58   already_AddRefed<Promise> SetEnabled(bool aEnabled, ErrorResult& aError);
  59
  60   RefPtr<ServiceWorkerRegistration> mServiceWorkerRegistration;
  61 };
  62
  63 }  // namespace mozilla::dom
  64
  65 #endif  // mozilla_dom_NavigationPreloadManager_h