2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 * Copyright (C) 2013 Google Inc. All Rights Reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 #ifndef ContextLifecycleNotifier_h
29 #define ContextLifecycleNotifier_h
31 #include "core/CoreExport.h"
32 #include "platform/LifecycleNotifier.h"
33 #include "wtf/Noncopyable.h"
37 class ActiveDOMObject;
38 class ContextLifecycleObserver;
39 class ExecutionContext;
41 class CORE_EXPORT ContextLifecycleNotifier
42 : public LifecycleNotifier<ExecutionContext, ContextLifecycleObserver> {
43 WTF_MAKE_NONCOPYABLE(ContextLifecycleNotifier);
46 void notifyResumingActiveDOMObjects();
47 void notifySuspendingActiveDOMObjects();
48 #if defined(OS_TIZEN_TV_PRODUCT)
49 bool setMediaTranslatedURL(const String&);
51 unsigned activeDOMObjectCount() const;
54 // Need a default constructor to link core and modules separately.
55 // If no default constructor, we will see an error: "constructor for
56 // 'blink::ExecutionContext' must explicitly initialize the base class
57 // 'blink::ContextLifecycleNotifier' which does not have a default
58 // constructor ExecutionContext::ExecutionContext()".
59 ContextLifecycleNotifier() {}
62 bool contains(ActiveDOMObject*) const;
68 #endif // ContextLifecycleNotifier_h