forked from mirrors/gecko-dev
78807d8776
Replace it with NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION, because it has been the same for a while. MozReview-Commit-ID: 5agRGFyUry1 --HG-- extra : rebase_source : 5388c56b2f6905c6ef969150f0c5b77bf247624d
133 lines
3.2 KiB
C++
133 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "IDBFileRequest.h"
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#include "IDBFileHandle.h"
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#include "js/RootingAPI.h"
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#include "jsapi.h"
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#include "mozilla/Assertions.h"
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#include "mozilla/dom/IDBFileRequestBinding.h"
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#include "mozilla/dom/ProgressEvent.h"
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#include "mozilla/dom/ScriptSettings.h"
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#include "mozilla/EventDispatcher.h"
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#include "nsCOMPtr.h"
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#include "nsDebug.h"
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#include "nsError.h"
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#include "nsLiteralString.h"
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namespace mozilla {
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namespace dom {
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using namespace mozilla::dom::indexedDB;
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IDBFileRequest::IDBFileRequest(IDBFileHandle* aFileHandle,
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bool aWrapAsDOMRequest)
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: DOMRequest(aFileHandle->GetOwner())
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, mFileHandle(aFileHandle)
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, mWrapAsDOMRequest(aWrapAsDOMRequest)
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, mHasEncoding(false)
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{
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MOZ_ASSERT(aFileHandle);
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aFileHandle->AssertIsOnOwningThread();
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}
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IDBFileRequest::~IDBFileRequest()
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{
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AssertIsOnOwningThread();
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}
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// static
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already_AddRefed<IDBFileRequest>
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IDBFileRequest::Create(IDBFileHandle* aFileHandle,
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bool aWrapAsDOMRequest)
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{
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MOZ_ASSERT(aFileHandle);
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aFileHandle->AssertIsOnOwningThread();
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RefPtr<IDBFileRequest> request =
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new IDBFileRequest(aFileHandle, aWrapAsDOMRequest);
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return request.forget();
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}
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void
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IDBFileRequest::FireProgressEvent(uint64_t aLoaded, uint64_t aTotal)
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{
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AssertIsOnOwningThread();
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if (NS_FAILED(CheckInnerWindowCorrectness())) {
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return;
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}
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ProgressEventInit init;
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init.mBubbles = false;
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init.mCancelable = false;
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init.mLengthComputable = false;
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init.mLoaded = aLoaded;
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init.mTotal = aTotal;
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RefPtr<ProgressEvent> event =
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ProgressEvent::Constructor(this, NS_LITERAL_STRING("progress"), init);
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DispatchTrustedEvent(event);
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}
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void
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IDBFileRequest::SetResultCallback(ResultCallback* aCallback)
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(aCallback);
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AutoJSAPI autoJS;
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if (NS_WARN_IF(!autoJS.Init(GetOwner()))) {
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FireError(NS_ERROR_DOM_FILEHANDLE_UNKNOWN_ERR);
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return;
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}
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JSContext* cx = autoJS.cx();
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JS::Rooted<JS::Value> result(cx);
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nsresult rv = aCallback->GetResult(cx, &result);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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FireError(rv);
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} else {
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FireSuccess(result);
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}
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}
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NS_IMPL_ADDREF_INHERITED(IDBFileRequest, DOMRequest)
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NS_IMPL_RELEASE_INHERITED(IDBFileRequest, DOMRequest)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IDBFileRequest)
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NS_INTERFACE_MAP_END_INHERITING(DOMRequest)
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NS_IMPL_CYCLE_COLLECTION_INHERITED(IDBFileRequest, DOMRequest,
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mFileHandle)
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nsresult
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IDBFileRequest::GetEventTargetParent(EventChainPreVisitor& aVisitor)
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{
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AssertIsOnOwningThread();
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aVisitor.mCanHandle = true;
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aVisitor.mParentTarget = mFileHandle;
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return NS_OK;
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}
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// virtual
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JSObject*
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IDBFileRequest::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
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{
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AssertIsOnOwningThread();
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if (mWrapAsDOMRequest) {
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return DOMRequest::WrapObject(aCx, aGivenProto);
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}
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return IDBFileRequestBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace dom
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} // namespace mozilla
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