1 /* 2 * Copyright (C) 2008 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 */ 26 27 #include "config.h" 28 #include "ActiveDOMObject.h" 29 30 #include "ScriptExecutionContext.h" 31 #include "WorkerContext.h" 32 #include "WorkerThread.h" 33 34 namespace WebCore { 35 36 ActiveDOMObject::ActiveDOMObject(ScriptExecutionContext* scriptExecutionContext, void* upcastPointer) 37 : m_scriptExecutionContext(scriptExecutionContext) 38 , m_pendingActivityCount(0) 39 { 40 if (m_scriptExecutionContext) { 41 ASSERT(m_scriptExecutionContext->isContextThread()); 42 m_scriptExecutionContext->createdActiveDOMObject(this, upcastPointer); 43 } 44 } 45 46 ActiveDOMObject::~ActiveDOMObject() 47 { 48 if (m_scriptExecutionContext) { 49 ASSERT(m_scriptExecutionContext->isContextThread()); 50 m_scriptExecutionContext->destroyedActiveDOMObject(this); 51 } 52 } 53 54 bool ActiveDOMObject::hasPendingActivity() const 55 { 56 return m_pendingActivityCount; 57 } 58 59 void ActiveDOMObject::contextDestroyed() 60 { 61 m_scriptExecutionContext = 0; 62 } 63 64 bool ActiveDOMObject::canSuspend() const 65 { 66 return false; 67 } 68 69 void ActiveDOMObject::suspend(ReasonForSuspension) 70 { 71 } 72 73 void ActiveDOMObject::resume() 74 { 75 } 76 77 void ActiveDOMObject::stop() 78 { 79 } 80 81 } // namespace WebCore 82