dom/events/StorageEvent.cpp

   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 #include "mozilla/dom/StorageEvent.h"
   8 #include "mozilla/dom/Storage.h"
   9 #include "mozilla/dom/StorageEventBinding.h"
  10
  11 namespace mozilla::dom {
  12
  13 NS_IMPL_CYCLE_COLLECTION_CLASS(StorageEvent)
  14
  15 NS_IMPL_ADDREF_INHERITED(StorageEvent, Event)
  16 NS_IMPL_RELEASE_INHERITED(StorageEvent, Event)
  17
  18 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(StorageEvent, Event)
  19   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mStorageArea)
  20 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
  21
  22 NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(StorageEvent, Event)
  23 NS_IMPL_CYCLE_COLLECTION_TRACE_END
  24
  25 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(StorageEvent, Event)
  26   NS_IMPL_CYCLE_COLLECTION_UNLINK(mStorageArea)
  27 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
  28
  29 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(StorageEvent)
  30 NS_INTERFACE_MAP_END_INHERITING(Event)
  31
  32 StorageEvent::StorageEvent(EventTarget* aOwner)
  33     : Event(aOwner, nullptr, nullptr) {}
  34
  35 StorageEvent::~StorageEvent() = default;
  36
  37 StorageEvent* StorageEvent::AsStorageEvent() { return this; }
  38
  39 JSObject* StorageEvent::WrapObjectInternal(JSContext* aCx,
  40                                            JS::Handle<JSObject*> aGivenProto) {
  41   return StorageEvent_Binding::Wrap(aCx, this, aGivenProto);
  42 }
  43
  44 already_AddRefed<StorageEvent> StorageEvent::Constructor(
  45     EventTarget* aOwner, const nsAString& aType,
  46     const StorageEventInit& aEventInitDict) {
  47   RefPtr<StorageEvent> e = new StorageEvent(aOwner);
  48
  49   bool trusted = e->Init(aOwner);
  50   e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);
  51   e->mKey = aEventInitDict.mKey;
  52   e->mOldValue = aEventInitDict.mOldValue;
  53   e->mNewValue = aEventInitDict.mNewValue;
  54   e->mUrl = aEventInitDict.mUrl;
  55   e->mStorageArea = aEventInitDict.mStorageArea;
  56   e->SetTrusted(trusted);
  57   e->SetComposed(aEventInitDict.mComposed);
  58   return e.forget();
  59 }
  60
  61 already_AddRefed<StorageEvent> StorageEvent::Constructor(
  62     const GlobalObject& aGlobal, const nsAString& aType,
  63     const StorageEventInit& aEventInitDict) {
  64   nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
  65   return Constructor(owner, aType, aEventInitDict);
  66 }
  67
  68 void StorageEvent::InitStorageEvent(const nsAString& aType, bool aCanBubble,
  69                                     bool aCancelable, const nsAString& aKey,
  70                                     const nsAString& aOldValue,
  71                                     const nsAString& aNewValue,
  72                                     const nsAString& aURL,
  73                                     Storage* aStorageArea) {
  74   NS_ENSURE_TRUE_VOID(!mEvent->mFlags.mIsBeingDispatched);
  75
  76   InitEvent(aType, aCanBubble, aCancelable);
  77   mKey = aKey;
  78   mOldValue = aOldValue;
  79   mNewValue = aNewValue;
  80   mUrl = aURL;
  81   mStorageArea = aStorageArea;
  82 }
  83
  84 }  // namespace mozilla::dom