mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-01 08:42:13 +00:00
108 lines
3.0 KiB
C++
108 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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/. */
|
|
|
|
#ifndef mozilla_dom_serviceworker_h__
|
|
#define mozilla_dom_serviceworker_h__
|
|
|
|
#include "mozilla/DOMEventTargetHelper.h"
|
|
#include "mozilla/dom/BindingDeclarations.h"
|
|
#include "mozilla/dom/ServiceWorkerDescriptor.h"
|
|
|
|
#ifdef XP_WIN
|
|
#undef PostMessage
|
|
#endif
|
|
|
|
class nsIGlobalObject;
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
bool
|
|
ServiceWorkerVisible(JSContext* aCx, JSObject* aObj);
|
|
|
|
class ServiceWorker final : public DOMEventTargetHelper
|
|
{
|
|
public:
|
|
// Abstract interface for the internal representation of the
|
|
// ServiceWorker object.
|
|
class Inner
|
|
{
|
|
public:
|
|
// This will be called when a DOM ServiceWorker object is
|
|
// created and takes a strong ref to the Inner object.
|
|
// RemoveServiceWorker() is guaranteed to be called on the
|
|
// current thread before the ServiceWorker is destroyed.
|
|
//
|
|
// In addition, the Inner object should check to see if
|
|
// the ServiceWorker's state is correct. If not, it should
|
|
// be updated automatically by calling SetState(). This is
|
|
// necessary to handle race conditions where the DOM
|
|
// ServiceWorker object is created while the state is being
|
|
// updated in another process.
|
|
virtual void
|
|
AddServiceWorker(ServiceWorker* aWorker) = 0;
|
|
|
|
// This is called when the DOM ServiceWorker object is
|
|
// destroyed and drops its ref to the Inner object.
|
|
virtual void
|
|
RemoveServiceWorker(ServiceWorker* aWorker) = 0;
|
|
|
|
virtual void
|
|
PostMessage(nsIGlobalObject* aGlobal,
|
|
JSContext* aCx, JS::Handle<JS::Value> aMessage,
|
|
const Sequence<JSObject*>& aTransferable,
|
|
ErrorResult& aRv) = 0;
|
|
|
|
NS_INLINE_DECL_PURE_VIRTUAL_REFCOUNTING
|
|
};
|
|
|
|
NS_DECL_ISUPPORTS_INHERITED
|
|
|
|
IMPL_EVENT_HANDLER(statechange)
|
|
IMPL_EVENT_HANDLER(error)
|
|
|
|
static already_AddRefed<ServiceWorker>
|
|
Create(nsIGlobalObject* aOwner, const ServiceWorkerDescriptor& aDescriptor);
|
|
|
|
virtual JSObject*
|
|
WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
|
|
|
|
ServiceWorkerState
|
|
State() const;
|
|
|
|
void
|
|
SetState(ServiceWorkerState aState);
|
|
|
|
void
|
|
GetScriptURL(nsString& aURL) const;
|
|
|
|
void
|
|
PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
|
|
const Sequence<JSObject*>& aTransferable, ErrorResult& aRv);
|
|
|
|
bool
|
|
MatchesDescriptor(const ServiceWorkerDescriptor& aDescriptor) const;
|
|
|
|
void
|
|
DisconnectFromOwner() override;
|
|
|
|
private:
|
|
ServiceWorker(nsIGlobalObject* aWindow,
|
|
const ServiceWorkerDescriptor& aDescriptor,
|
|
Inner* aInner);
|
|
|
|
// This class is reference-counted and will be destroyed from Release().
|
|
~ServiceWorker();
|
|
|
|
ServiceWorkerDescriptor mDescriptor;
|
|
const RefPtr<Inner> mInner;
|
|
};
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_dom_serviceworker_h__
|