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      1 /*
      2  * Copyright (C) 2009 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef DedicatedWorkerGlobalScope_h
     32 #define DedicatedWorkerGlobalScope_h
     33 
     34 #include "core/dom/MessagePort.h"
     35 #include "core/frame/csp/ContentSecurityPolicy.h"
     36 #include "core/workers/WorkerGlobalScope.h"
     37 #include "platform/heap/Handle.h"
     38 
     39 namespace WebCore {
     40 
     41 class DedicatedWorkerThread;
     42 class WorkerThreadStartupData;
     43 
     44 class DedicatedWorkerGlobalScope FINAL : public WorkerGlobalScope {
     45 public:
     46     typedef WorkerGlobalScope Base;
     47     static PassRefPtrWillBeRawPtr<DedicatedWorkerGlobalScope> create(DedicatedWorkerThread*, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData>, double timeOrigin);
     48     virtual ~DedicatedWorkerGlobalScope();
     49 
     50     virtual bool isDedicatedWorkerGlobalScope() const OVERRIDE { return true; }
     51     virtual void countFeature(UseCounter::Feature) const OVERRIDE;
     52     virtual void countDeprecation(UseCounter::Feature) const OVERRIDE;
     53 
     54     // Overridden to allow us to check our pending activity after executing imported script.
     55     virtual void importScripts(const Vector<String>& urls, ExceptionState&) OVERRIDE;
     56 
     57     // EventTarget
     58     virtual const AtomicString& interfaceName() const OVERRIDE;
     59 
     60     void postMessage(PassRefPtr<SerializedScriptValue>, const MessagePortArray*, ExceptionState&);
     61 
     62     DEFINE_ATTRIBUTE_EVENT_LISTENER(message);
     63 
     64     DedicatedWorkerThread* thread() const;
     65 
     66     virtual void trace(Visitor*) OVERRIDE;
     67 
     68 private:
     69     DedicatedWorkerGlobalScope(const KURL&, const String& userAgent, DedicatedWorkerThread*, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerClients>);
     70 };
     71 
     72 } // namespace WebCore
     73 
     74 #endif // DedicatedWorkerGlobalScope_h
     75