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 DOMWindowLifecycleNotifier_h 27 #define DOMWindowLifecycleNotifier_h 28 29 #include "core/frame/DOMWindowLifecycleObserver.h" 30 #include "platform/LifecycleNotifier.h" 31 #include "wtf/PassOwnPtr.h" 32 #include "wtf/TemporaryChange.h" 33 #include "wtf/text/WTFString.h" 34 35 namespace WebCore { 36 37 class DOMWindow; 38 39 class DOMWindowLifecycleNotifier : public LifecycleNotifier<DOMWindow> { 40 public: 41 static PassOwnPtr<DOMWindowLifecycleNotifier> create(DOMWindow*); 42 43 void notifyAddEventListener(DOMWindow*, const AtomicString& eventType); 44 void notifyRemoveEventListener(DOMWindow*, const AtomicString& eventType); 45 void notifyRemoveAllEventListeners(DOMWindow*); 46 47 virtual void addObserver(Observer*) OVERRIDE; 48 virtual void removeObserver(Observer*) OVERRIDE; 49 50 private: 51 explicit DOMWindowLifecycleNotifier(DOMWindow*); 52 53 typedef HashSet<DOMWindowLifecycleObserver*> DOMWindowObserverSet; 54 DOMWindowObserverSet m_windowObservers; 55 }; 56 57 } // namespace WebCore 58 59 #endif // DOMWindowLifecycleNotifier_h 60