1 /* 2 * Copyright (C) 2010 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 PlatformStrategies_h 27 #define PlatformStrategies_h 28 29 #if USE(PLATFORM_STRATEGIES) 30 31 namespace WebCore { 32 33 class CookiesStrategy; 34 class PluginStrategy; 35 class LocalizationStrategy; 36 class VisitedLinkStrategy; 37 38 class PlatformStrategies { 39 public: cookiesStrategy()40 CookiesStrategy* cookiesStrategy() 41 { 42 if (!m_cookiesStrategy) 43 m_cookiesStrategy = createCookiesStrategy(); 44 return m_cookiesStrategy; 45 } 46 pluginStrategy()47 PluginStrategy* pluginStrategy() 48 { 49 if (!m_pluginStrategy) 50 m_pluginStrategy = createPluginStrategy(); 51 return m_pluginStrategy; 52 } 53 localizationStrategy()54 LocalizationStrategy* localizationStrategy() 55 { 56 if (!m_localizationStrategy) 57 m_localizationStrategy = createLocalizationStrategy(); 58 return m_localizationStrategy; 59 } 60 visitedLinkStrategy()61 VisitedLinkStrategy* visitedLinkStrategy() 62 { 63 if (!m_visitedLinkStrategy) 64 m_visitedLinkStrategy = createVisitedLinkStrategy(); 65 return m_visitedLinkStrategy; 66 } 67 68 protected: PlatformStrategies()69 PlatformStrategies() 70 : m_cookiesStrategy(0) 71 , m_pluginStrategy(0) 72 , m_localizationStrategy(0) 73 , m_visitedLinkStrategy(0) 74 { 75 } 76 ~PlatformStrategies()77 virtual ~PlatformStrategies() 78 { 79 } 80 81 private: 82 virtual CookiesStrategy* createCookiesStrategy() = 0; 83 virtual PluginStrategy* createPluginStrategy() = 0; 84 virtual LocalizationStrategy* createLocalizationStrategy(); 85 virtual VisitedLinkStrategy* createVisitedLinkStrategy() = 0; 86 87 CookiesStrategy* m_cookiesStrategy; 88 PluginStrategy* m_pluginStrategy; 89 LocalizationStrategy* m_localizationStrategy; 90 VisitedLinkStrategy* m_visitedLinkStrategy; 91 }; 92 93 PlatformStrategies* platformStrategies(); 94 void setPlatformStrategies(PlatformStrategies*); 95 96 } // namespace WebCore 97 98 #endif // USE(PLATFORM_STRATEGIES) 99 100 #endif // PlatformStrategies_h 101