| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef WebEmbeddedWorkerImpl_h |
| #define WebEmbeddedWorkerImpl_h |
| |
| #include "public/web/WebContentSecurityPolicy.h" |
| #include "public/web/WebEmbeddedWorker.h" |
| #include "public/web/WebEmbeddedWorkerStartData.h" |
| #include "public/web/WebFrameClient.h" |
| |
| namespace blink { |
| |
| class ServiceWorkerGlobalScopeProxy; |
| class WebServiceWorkerNetworkProvider; |
| class WebView; |
| class WorkerScriptLoader; |
| class WorkerThread; |
| |
| class WebEmbeddedWorkerImpl FINAL |
| : public WebEmbeddedWorker |
| , public WebFrameClient { |
| WTF_MAKE_NONCOPYABLE(WebEmbeddedWorkerImpl); |
| public: |
| WebEmbeddedWorkerImpl( |
| PassOwnPtr<WebServiceWorkerContextClient>, |
| PassOwnPtr<WebWorkerPermissionClientProxy>); |
| virtual ~WebEmbeddedWorkerImpl(); |
| |
| // Terminate all WebEmbeddedWorkerImpl for testing purposes. |
| // Note that this only schedules termination and |
| // does not synchronously wait for it to complete. |
| static void terminateAll(); |
| |
| // WebEmbeddedWorker overrides. |
| virtual void startWorkerContext(const WebEmbeddedWorkerStartData&) OVERRIDE; |
| virtual void resumeAfterDownload() OVERRIDE; |
| virtual void terminateWorkerContext() OVERRIDE; |
| virtual void resumeWorkerContext() OVERRIDE; |
| virtual void attachDevTools() OVERRIDE; |
| virtual void reattachDevTools(const WebString& savedState) OVERRIDE; |
| virtual void detachDevTools() OVERRIDE; |
| virtual void dispatchDevToolsMessage(const WebString&) OVERRIDE; |
| |
| private: |
| class Loader; |
| class LoaderProxy; |
| |
| void prepareShadowPageForLoader(); |
| |
| // WebFrameClient overrides. |
| virtual void willSendRequest( |
| WebLocalFrame*, unsigned identifier, WebURLRequest&, |
| const WebURLResponse& redirectResponse) OVERRIDE; |
| virtual void didFinishDocumentLoad(WebLocalFrame*) OVERRIDE; |
| |
| void onScriptLoaderFinished(); |
| void startWorkerThread(); |
| |
| WebEmbeddedWorkerStartData m_workerStartData; |
| |
| OwnPtr<WebServiceWorkerContextClient> m_workerContextClient; |
| |
| // This is kept until startWorkerContext is called, and then passed on |
| // to WorkerContext. |
| OwnPtr<WebWorkerPermissionClientProxy> m_permissionClient; |
| |
| // We retain ownership of this one which is for use on the |
| // main thread only. |
| OwnPtr<WebServiceWorkerNetworkProvider> m_networkProvider; |
| |
| // Kept around only while main script loading is ongoing. |
| OwnPtr<Loader> m_mainScriptLoader; |
| |
| RefPtr<WorkerThread> m_workerThread; |
| OwnPtr<LoaderProxy> m_loaderProxy; |
| OwnPtr<ServiceWorkerGlobalScopeProxy> m_workerGlobalScopeProxy; |
| |
| // 'shadow page' - created to proxy loading requests from the worker. |
| // Both WebView and WebFrame objects are close()'ed (where they're |
| // deref'ed) when this EmbeddedWorkerImpl is destructed, therefore they |
| // are guaranteed to exist while this object is around. |
| WebView* m_webView; |
| WebFrame* m_mainFrame; |
| |
| bool m_askedToTerminate; |
| |
| enum { |
| DontPauseAfterDownload, |
| DoPauseAfterDownload, |
| IsPausedAfterDownload |
| } m_pauseAfterDownloadState; |
| }; |
| |
| } // namespace blink |
| |
| #endif // WebEmbeddedWorkerImpl_h |