1/* 2 * Copyright (C) 2012 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 INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WebContextSupplement_h 27#define WebContextSupplement_h 28 29namespace WebKit { 30 31class NetworkProcessProxy; 32class WebContext; 33class WebProcessProxy; 34 35class WebContextSupplement { 36public: 37 WebContextSupplement(WebContext* context) 38 : m_context(context) 39 { 40 } 41 42 virtual ~WebContextSupplement() 43 { 44 } 45 46 virtual void contextDestroyed() 47 { 48 } 49 50 virtual void processDidClose(WebProcessProxy*) 51 { 52 } 53 54 virtual void processDidClose(NetworkProcessProxy*) 55 { 56 } 57 58 virtual bool shouldTerminate(WebProcessProxy*) const 59 { 60 return true; 61 } 62 63 WebContext* context() const { return m_context; } 64 void clearContext() { m_context = 0; } 65 66 void ref() { refWebContextSupplement(); } 67 void deref() { derefWebContextSupplement(); } 68 69private: 70 virtual void refWebContextSupplement() = 0; 71 virtual void derefWebContextSupplement() = 0; 72 73 WebContext* m_context; 74}; 75 76} // namespace WebKit 77 78#endif // WebContextSupplement_h 79