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31 #ifndef WebEmbeddedWorkerImpl_h
32 #define WebEmbeddedWorkerImpl_h
34 #include "public/web/WebContentSecurityPolicy.h"
35 #include "public/web/WebDevToolsAgentClient.h"
36 #include "public/web/WebEmbeddedWorker.h"
37 #include "public/web/WebEmbeddedWorkerStartData.h"
38 #include "public/web/WebFrameClient.h"
42 class ServiceWorkerGlobalScopeProxy;
43 class WebServiceWorkerNetworkProvider;
45 class WorkerInspectorProxy;
48 class WebEmbeddedWorkerImpl final
49 : public WebEmbeddedWorker
50 , public WebFrameClient
51 , public WebDevToolsAgentClient {
52 WTF_MAKE_NONCOPYABLE(WebEmbeddedWorkerImpl);
54 WebEmbeddedWorkerImpl(
55 PassOwnPtr<WebServiceWorkerContextClient>,
56 PassOwnPtr<WebWorkerPermissionClientProxy>);
57 virtual ~WebEmbeddedWorkerImpl();
59 // Terminate all WebEmbeddedWorkerImpl for testing purposes.
60 // Note that this only schedules termination and
61 // does not synchronously wait for it to complete.
62 static void terminateAll();
64 // WebEmbeddedWorker overrides.
65 virtual void startWorkerContext(const WebEmbeddedWorkerStartData&) override;
66 virtual void resumeAfterDownload() override;
67 virtual void terminateWorkerContext() override;
68 virtual void attachDevTools(const WebString& hostId) override;
69 virtual void reattachDevTools(const WebString& hostId, const WebString& savedState) override;
70 virtual void detachDevTools() override;
71 virtual void dispatchDevToolsMessage(const WebString&) override;
73 void postMessageToPageInspector(const WTF::String&);
79 void prepareShadowPageForLoader();
80 void loadShadowPage();
82 // WebFrameClient overrides.
83 virtual void willSendRequest(
84 WebLocalFrame*, unsigned identifier, WebURLRequest&,
85 const WebURLResponse& redirectResponse) override;
86 virtual void didFinishDocumentLoad(WebLocalFrame*) override;
88 // WebDevToolsAgentClient overrides.
89 virtual void sendMessageToInspectorFrontend(const WebString&) override;
90 virtual void saveAgentRuntimeState(const WebString&) override;
91 virtual void resumeStartup() override;
93 void onScriptLoaderFinished();
94 void startWorkerThread();
96 WebEmbeddedWorkerStartData m_workerStartData;
98 OwnPtr<WebServiceWorkerContextClient> m_workerContextClient;
100 // This is kept until startWorkerContext is called, and then passed on
102 OwnPtr<WebWorkerPermissionClientProxy> m_permissionClient;
104 // We retain ownership of this one which is for use on the
106 OwnPtr<WebServiceWorkerNetworkProvider> m_networkProvider;
108 // Kept around only while main script loading is ongoing.
109 OwnPtr<Loader> m_mainScriptLoader;
111 RefPtr<WorkerThread> m_workerThread;
112 OwnPtr<LoaderProxy> m_loaderProxy;
113 OwnPtr<ServiceWorkerGlobalScopeProxy> m_workerGlobalScopeProxy;
114 OwnPtr<WorkerInspectorProxy> m_workerInspectorProxy;
116 // 'shadow page' - created to proxy loading requests from the worker.
117 // Both WebView and WebFrame objects are close()'ed (where they're
118 // deref'ed) when this EmbeddedWorkerImpl is destructed, therefore they
119 // are guaranteed to exist while this object is around.
121 WebFrame* m_mainFrame;
123 bool m_askedToTerminate;
125 enum WaitingForDebuggerState {
126 WaitingForDebuggerBeforeLoadingScript,
127 WaitingForDebuggerAfterScriptLoaded,
128 NotWaitingForDebugger
132 DontPauseAfterDownload,
133 DoPauseAfterDownload,
134 IsPausedAfterDownload
135 } m_pauseAfterDownloadState;
137 WaitingForDebuggerState m_waitingForDebuggerState;
142 #endif // WebEmbeddedWorkerImpl_h