third_party/WebKit/Source/core/page/PageLifecycleObserver.h - Issue 2138663003: Rename PageLifecycleObserver to PageVisibilityObserver

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Issue 2138663003: Rename PageLifecycleObserver to PageVisibilityObserver (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 5 months ago

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1

2 /*

3 * Copyright (C) 2013 Google Inc. All Rights Reserved.

4 *

5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions

7 * are met:

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.

13 *

14 * THIS SOFTWARE IS PROVIDED BY APPLE 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 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.

25 */

26

27 #ifndef PageLifecycleObserver_h

28 #define PageLifecycleObserver_h

29

30 #include "core/CoreExport.h"

31 #include "core/page/Page.h"

32 #include "platform/LifecycleObserver.h"

33

34 namespace blink {

35

36 class LocalFrame;

37

38 class CORE_EXPORT PageLifecycleObserver : public LifecycleObserver<Page, PageLif ecycleObserver> {

39 public:

40 virtual void pageVisibilityChanged() { }

41

42 Page* page() const { return lifecycleContext(); }

43

44 protected:

45 explicit PageLifecycleObserver(Page* page)

46 : LifecycleObserver(page)

47 {

48 }

49

50 };

51

52 } // namespace blink

53

54 #endif // PageLifecycleObserver_h

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