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-rw-r--r--WebCore/dom/WorkerContext.h124
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diff --git a/WebCore/dom/WorkerContext.h b/WebCore/dom/WorkerContext.h
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-/*
- * Copyright (C) 2008 Apple 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:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 WorkerContext_h
-#define WorkerContext_h
-
-#if ENABLE(WORKERS)
-
-#include "AtomicStringHash.h"
-#include "EventListener.h"
-#include "EventTarget.h"
-#include "ScriptExecutionContext.h"
-#include "WorkerScriptController.h"
-#include <wtf/OwnPtr.h>
-#include <wtf/PassRefPtr.h>
-#include <wtf/RefCounted.h>
-#include <wtf/RefPtr.h>
-
-namespace WebCore {
-
- class WorkerLocation;
- class WorkerNavigator;
- class WorkerThread;
-
- class WorkerContext : public RefCounted<WorkerContext>, public ScriptExecutionContext, public EventTarget {
- public:
- static PassRefPtr<WorkerContext> create(const KURL& url, const String& userAgent, WorkerThread* thread)
- {
- return adoptRef(new WorkerContext(url, userAgent, thread));
- }
-
- virtual ~WorkerContext();
-
- virtual bool isWorkerContext() const { return true; }
-
- virtual ScriptExecutionContext* scriptExecutionContext() const;
-
- const KURL& url() const { return m_url; }
- KURL completeURL(const String&) const;
-
- WorkerLocation* location() const { return m_location.get(); }
- WorkerNavigator* navigator() const;
-
- WorkerScriptController* script() { return m_script.get(); }
- void clearScript() { return m_script.clear(); }
- WorkerThread* thread() { return m_thread; }
-
- bool hasPendingActivity() const;
-
- virtual void reportException(const String& errorMessage, int lineNumber, const String& sourceURL);
- virtual void addMessage(MessageDestination, MessageSource, MessageLevel, const String& message, unsigned lineNumber, const String& sourceURL);
- virtual void resourceRetrievedByXMLHttpRequest(unsigned long identifier, const ScriptString& sourceString);
-
- virtual WorkerContext* toWorkerContext() { return this; }
-
- void postMessage(const String& message);
- virtual void postTask(PassRefPtr<Task>); // Executes the task on context's thread asynchronously.
- void postTaskToParentContext(PassRefPtr<Task>); // Executes the task in the parent's context (and thread) asynchronously.
-
- virtual void addEventListener(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture);
- virtual void removeEventListener(const AtomicString& eventType, EventListener*, bool useCapture);
- virtual bool dispatchEvent(PassRefPtr<Event>, ExceptionCode&);
-
- void setOnmessage(PassRefPtr<EventListener> eventListener) { m_onmessageListener = eventListener; }
- EventListener* onmessage() const { return m_onmessageListener.get(); }
-
- typedef Vector<RefPtr<EventListener> > ListenerVector;
- typedef HashMap<AtomicString, ListenerVector> EventListenersMap;
- EventListenersMap& eventListeners() { return m_eventListeners; }
-
- using RefCounted<WorkerContext>::ref;
- using RefCounted<WorkerContext>::deref;
-
- private:
- virtual void refScriptExecutionContext() { ref(); }
- virtual void derefScriptExecutionContext() { deref(); }
- virtual void refEventTarget() { ref(); }
- virtual void derefEventTarget() { deref(); }
-
- WorkerContext(const KURL&, const String&, WorkerThread*);
-
- virtual const KURL& virtualURL() const;
- virtual KURL virtualCompleteURL(const String&) const;
-
- KURL m_url;
- String m_userAgent;
- RefPtr<WorkerLocation> m_location;
- mutable RefPtr<WorkerNavigator> m_navigator;
-
- OwnPtr<WorkerScriptController> m_script;
- WorkerThread* m_thread;
-
- RefPtr<EventListener> m_onmessageListener;
- EventListenersMap m_eventListeners;
- };
-
-} // namespace WebCore
-
-#endif // ENABLE(WORKERS)
-
-#endif // WorkerContext_h