gecko-dev/dom/events/StorageEvent.cpp
Olli Pettay 3b8be5cd0d Bug 1084421 - Only Events with a wrapper should trigger GC more likely, r=mccr8
--HG--
extra : rebase_source : 398e18dfc3d103ee139cc3c5d49710855c925e82
2014-10-18 02:16:58 +03:00

119 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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/. */
#include "mozilla/dom/StorageEvent.h"
#include "mozilla/dom/DOMStorage.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_CLASS(StorageEvent)
NS_IMPL_ADDREF_INHERITED(StorageEvent, Event)
NS_IMPL_RELEASE_INHERITED(StorageEvent, Event)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(StorageEvent, Event)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mStorageArea)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(StorageEvent, Event)
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(StorageEvent, Event)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mStorageArea)
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(StorageEvent)
NS_INTERFACE_MAP_END_INHERITING(Event)
StorageEvent::StorageEvent(EventTarget* aOwner)
: Event(aOwner, nullptr, nullptr)
{
}
StorageEvent::~StorageEvent()
{
}
StorageEvent*
StorageEvent::AsStorageEvent()
{
return this;
}
JSObject*
StorageEvent::WrapObjectInternal(JSContext* aCx)
{
return StorageEventBinding::Wrap(aCx, this);
}
already_AddRefed<StorageEvent>
StorageEvent::Constructor(EventTarget* aOwner,
const nsAString& aType,
const StorageEventInit& aEventInitDict)
{
nsRefPtr<StorageEvent> e = new StorageEvent(aOwner);
bool trusted = e->Init(aOwner);
e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);
e->mKey = aEventInitDict.mKey;
e->mOldValue = aEventInitDict.mOldValue;
e->mNewValue = aEventInitDict.mNewValue;
e->mUrl = aEventInitDict.mUrl;
e->mStorageArea = aEventInitDict.mStorageArea;
e->SetTrusted(trusted);
return e.forget();
}
already_AddRefed<StorageEvent>
StorageEvent::Constructor(const GlobalObject& aGlobal,
const nsAString& aType,
const StorageEventInit& aEventInitDict,
ErrorResult& aRv)
{
nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
return Constructor(owner, aType, aEventInitDict);
}
void
StorageEvent::InitStorageEvent(const nsAString& aType, bool aCanBubble,
bool aCancelable, const nsAString& aKey,
const nsAString& aOldValue,
const nsAString& aNewValue,
const nsAString& aURL,
DOMStorage* aStorageArea,
ErrorResult& aRv)
{
aRv = InitEvent(aType, aCanBubble, aCancelable);
if (aRv.Failed()) {
return;
}
mKey = aKey;
mOldValue = aOldValue;
mNewValue = aNewValue;
mUrl = aURL;
mStorageArea = aStorageArea;
}
} // namespace dom
} // namespace mozilla
nsresult
NS_NewDOMStorageEvent(nsIDOMEvent** aDOMEvent,
mozilla::dom::EventTarget* aOwner)
{
nsRefPtr<mozilla::dom::StorageEvent> e =
new mozilla::dom::StorageEvent(aOwner);
e->SetTrusted(e->Init(aOwner));
e.forget(aDOMEvent);
return NS_OK;
}