122 lines
3.0 KiB
C++
122 lines
3.0 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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#ifndef mozilla_dom_domrequest_h__
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#define mozilla_dom_domrequest_h__
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#include "nsIDOMDOMRequest.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/DOMError.h"
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#include "mozilla/dom/DOMRequestBinding.h"
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#include "nsCOMPtr.h"
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class AnyCallback;
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class Promise;
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class DOMRequest : public DOMEventTargetHelper,
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public nsIDOMDOMRequest
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{
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protected:
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JS::Heap<JS::Value> mResult;
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RefPtr<DOMError> mError;
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RefPtr<Promise> mPromise;
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bool mDone;
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIDOMDOMREQUEST
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NS_REALLY_FORWARD_NSIDOMEVENTTARGET(DOMEventTargetHelper)
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(DOMRequest,
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DOMEventTargetHelper)
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// WrapperCache
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nsPIDOMWindow* GetParentObject() const
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{
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return GetOwner();
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}
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virtual JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
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// WebIDL Interface
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DOMRequestReadyState ReadyState() const
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{
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return mDone ? DOMRequestReadyState::Done
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: DOMRequestReadyState::Pending;
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}
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void GetResult(JSContext*, JS::MutableHandle<JS::Value> aRetval) const
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{
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NS_ASSERTION(mDone || mResult.isUndefined(),
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"Result should be undefined when pending");
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JS::ExposeValueToActiveJS(mResult);
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aRetval.set(mResult);
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}
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DOMError* GetError() const
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{
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NS_ASSERTION(mDone || !mError,
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"Error should be null when pending");
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return mError;
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}
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IMPL_EVENT_HANDLER(success)
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IMPL_EVENT_HANDLER(error)
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void
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Then(JSContext* aCx, AnyCallback* aResolveCallback,
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AnyCallback* aRejectCallback,
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JS::MutableHandle<JS::Value> aRetval,
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mozilla::ErrorResult& aRv);
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void FireSuccess(JS::Handle<JS::Value> aResult);
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void FireError(const nsAString& aError);
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void FireError(nsresult aError);
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void FireDetailedError(DOMError* aError);
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explicit DOMRequest(nsPIDOMWindow* aWindow);
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explicit DOMRequest(nsIGlobalObject* aGlobal);
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protected:
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virtual ~DOMRequest();
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void FireEvent(const nsAString& aType, bool aBubble, bool aCancelable);
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void RootResultVal();
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};
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class DOMRequestService final : public nsIDOMRequestService
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{
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~DOMRequestService() {}
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMREQUESTSERVICE
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// Returns an owning reference! No one should call this but the factory.
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static DOMRequestService* FactoryCreate()
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{
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DOMRequestService* res = new DOMRequestService;
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NS_ADDREF(res);
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return res;
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}
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};
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} // namespace dom
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} // namespace mozilla
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#define DOMREQUEST_SERVICE_CONTRACTID "@mozilla.org/dom/dom-request-service;1"
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#endif // mozilla_dom_domrequest_h__
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