1 /* 2 * Copyright (C) 2013 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 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. ``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 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 #ifndef DocumentLifecycleObserver_h 27 #define DocumentLifecycleObserver_h 28 29 #include "platform/LifecycleContext.h" 30 31 namespace blink { 32 33 class Document; 34 35 template<> void observerContext(Document*, LifecycleObserver<Document>*); 36 template<> void unobserverContext(Document*, LifecycleObserver<Document>*); 37 38 class DocumentLifecycleObserver : public LifecycleObserver<Document> { 39 public: 40 explicit DocumentLifecycleObserver(Document*); 41 virtual ~DocumentLifecycleObserver(); documentWasDetached()42 virtual void documentWasDetached() { } 43 #if !ENABLE(OILPAN) documentWasDisposed()44 virtual void documentWasDisposed() { } 45 #endif 46 }; 47 48 } // namespace blink 49 50 #endif // DocumentLifecycleObserver_h 51