1 /* 2 * Copyright (C) 2010 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 AbstractWorker_h 32 #define AbstractWorker_h 33 34 #include "bindings/v8/ScriptWrappable.h" 35 #include "core/dom/ActiveDOMObject.h" 36 #include "core/events/EventListener.h" 37 #include "core/events/EventTarget.h" 38 #include "platform/heap/Handle.h" 39 #include "wtf/PassRefPtr.h" 40 #include "wtf/RefCounted.h" 41 #include "wtf/RefPtr.h" 42 #include "wtf/text/AtomicStringHash.h" 43 44 namespace WebCore { 45 46 class ExceptionState; 47 class KURL; 48 class ExecutionContext; 49 50 class AbstractWorker : public RefCountedWillBeRefCountedGarbageCollected<AbstractWorker>, public EventTargetWithInlineData, public ActiveDOMObject { 51 REFCOUNTED_EVENT_TARGET(AbstractWorker); 52 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(AbstractWorker); 53 public: 54 // EventTarget APIs executionContext()55 virtual ExecutionContext* executionContext() const OVERRIDE FINAL { return ActiveDOMObject::executionContext(); } 56 57 DEFINE_STATIC_ATTRIBUTE_EVENT_LISTENER(error); 58 59 AbstractWorker(ExecutionContext*); 60 virtual ~AbstractWorker(); 61 62 protected: 63 // Helper function that converts a URL to an absolute URL and checks the result for validity. 64 KURL resolveURL(const String& url, ExceptionState&); asID()65 intptr_t asID() const { return reinterpret_cast<intptr_t>(this); } 66 }; 67 68 } // namespace WebCore 69 70 #endif // AbstractWorker_h 71