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/*
* Copyright (C) 2009 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 WorkerGlobalScopeProxy_h
#define WorkerGlobalScopeProxy_h
#include "core/dom/MessagePort.h"
#include "core/workers/WorkerThread.h"
#include "wtf/Forward.h"
#include "wtf/PassOwnPtr.h"
namespace WebCore {
class KURL;
class Worker;
// A proxy to talk to the worker global scope.
class WorkerGlobalScopeProxy {
public:
typedef WorkerGlobalScopeProxy* CreateDelegate(Worker*);
// FIXME: Instead of delegating through a static factory function we
// should probably go through some client interface like ChromeClient.
static WorkerGlobalScopeProxy* create(Worker* worker) { return s_createDelegate(worker); }
static void setCreateDelegate(CreateDelegate* delegate) { s_createDelegate = delegate; }
virtual ~WorkerGlobalScopeProxy() { }
virtual void startWorkerGlobalScope(const KURL& scriptURL, const String& userAgent, const String& sourceCode, WorkerThreadStartMode) = 0;
virtual void terminateWorkerGlobalScope() = 0;
virtual void postMessageToWorkerGlobalScope(PassRefPtr<SerializedScriptValue>, PassOwnPtr<MessagePortChannelArray>) = 0;
virtual bool hasPendingActivity() const = 0;
virtual void workerObjectDestroyed() = 0;
class PageInspector {
public:
virtual ~PageInspector() { }
virtual void dispatchMessageFromWorker(const String&) = 0;
};
virtual void connectToInspector(PageInspector*) { }
virtual void disconnectFromInspector() { }
virtual void sendMessageToInspector(const String&) { }
private:
static CreateDelegate* s_createDelegate;
};
} // namespace WebCore
#endif // WorkerGlobalScopeProxy_h
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