blob: 47260404f2dd0eaa662db6a279345700be74f058 [file] [log] [blame]
// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/strings/string16.h"
#include "third_party/WebKit/public/platform/WebMessagePortChannel.h"
#include "third_party/WebKit/public/platform/WebServiceWorker.h"
#include "third_party/WebKit/public/web/WebFrame.h"
namespace blink {
class WebServiceWorkerProxy;
namespace content {
class ServiceWorkerHandleReference;
struct ServiceWorkerObjectInfo;
class ThreadSafeSender;
// Each instance corresponds to one ServiceWorker object in JS context, and
// is held by ServiceWorker object in blink's c++ layer, e.g. created one
// per navigator.serviceWorker.current or per successful
// navigator.serviceWorker.register call.
// Each instance holds one ServiceWorkerHandleReference so that
// corresponding ServiceWorkerHandle doesn't go away in the browser process
// while the ServiceWorker object is alive.
class WebServiceWorkerImpl
: NON_EXPORTED_BASE(public blink::WebServiceWorker) {
WebServiceWorkerImpl(scoped_ptr<ServiceWorkerHandleReference> handle_ref,
ThreadSafeSender* thread_safe_sender);
virtual ~WebServiceWorkerImpl();
// Notifies that the service worker's state changed. This function may queue
// the state change for later processing, if the proxy is not yet ready to
// handle state changes.
void OnStateChanged(blink::WebServiceWorkerState new_state);
virtual void setProxy(blink::WebServiceWorkerProxy* proxy);
virtual blink::WebServiceWorkerProxy* proxy();
virtual void proxyReadyChanged();
virtual blink::WebURL scope() const;
virtual blink::WebURL url() const;
virtual blink::WebServiceWorkerState state() const;
virtual void postMessage(const blink::WebString& message,
blink::WebMessagePortChannelArray* channels);
// Commits the new state internally and notifies the proxy of the change.
void ChangeState(blink::WebServiceWorkerState new_state);
scoped_ptr<ServiceWorkerHandleReference> handle_ref_;
blink::WebServiceWorkerState state_;
scoped_refptr<ThreadSafeSender> thread_safe_sender_;
blink::WebServiceWorkerProxy* proxy_;
std::vector<blink::WebServiceWorkerState> queued_states_;
} // namespace content