Index: Source/core/dom/LifecycleNotifier.h |
diff --git a/Source/core/dom/LifecycleNotifier.h b/Source/core/dom/LifecycleNotifier.h |
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+/* |
+ * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
+ * Copyright (C) 2013 Google Inc. All Rights Reserved. |
+ * |
+ * Redistribution and use in source and binary forms, with or without |
+ * modification, are permitted provided that the following conditions |
+ * are met: |
+ * 1. Redistributions of source code must retain the above copyright |
+ * notice, this list of conditions and the following disclaimer. |
+ * 2. Redistributions in binary form must reproduce the above copyright |
+ * notice, this list of conditions and the following disclaimer in the |
+ * documentation and/or other materials provided with the distribution. |
+ * |
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ * |
+ */ |
+#ifndef LifecycleNotifier_h |
+#define LifecycleNotifier_h |
+ |
+#include "core/dom/LifecycleObserver.h" |
+#include "wtf/HashSet.h" |
+#include "wtf/PassOwnPtr.h" |
+ |
+namespace WebCore { |
+ |
+class LifecycleContext; |
+class LifecycleObserver; |
+ |
+class LifecycleNotifier { |
+public: |
+ static PassOwnPtr<LifecycleNotifier> create(LifecycleContext*); |
+ |
+ virtual ~LifecycleNotifier(); |
+ |
+ typedef HashSet<LifecycleObserver*> SimpleObserverSet; |
abarth-chromium
2013/07/09 18:27:52
SimpleObserverSet -> ObserverSet
Can this type be
Michael van Ouwerkerk
2013/07/10 13:25:09
Done and done.
|
+ |
+ virtual void addObserver(LifecycleObserver*, LifecycleObserver::Type); |
+ virtual void removeObserver(LifecycleObserver*, LifecycleObserver::Type); |
+ |
+protected: |
+ explicit LifecycleNotifier(LifecycleContext*); |
+ |
+ LifecycleContext* context(); |
+ |
+ enum IterationType { |
+ IteratingNone, |
+ IteratingOverActiveDOMObjects, |
+ IteratingOverContextObservers, |
+ IteratingOverDocumentObservers, |
+ IteratingOverPageObservers |
+ }; |
+ |
+ IterationType m_iterating; |
+ |
+private: |
+ SimpleObserverSet m_observers; |
+ LifecycleContext* m_context; |
+ bool m_inDestructor; |
+}; |
+ |
+inline PassOwnPtr<LifecycleNotifier> LifecycleNotifier::create(LifecycleContext* context) |
+{ |
+ return adoptPtr(new LifecycleNotifier(context)); |
+} |
+ |
+} // namespace WebCore |
+ |
+#endif // LifecycleNotifier_h |