Source/WebCore/platform/win/SystemTimeWin.cpp - Issue 13642009: WebCore: Remove PLATFORM(WIN) files we do not use.

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Side by Side Diff: Source/WebCore/platform/win/SystemTimeWin.cpp

Issue 13642009: WebCore: Remove PLATFORM(WIN) files we do not use. (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 7 years, 8 months ago

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1 /*

2 * Copyright (C) 2006, 2007 Apple 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 COMPUTER, 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 COMPUTER, 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 #include "config.h"

27 #include "SystemTime.h"

28

29 #include <limits>

30 #include <windows.h>

31

32 namespace WebCore {

33

34 float userIdleTime()

35 {

36 #if !OS(WINCE)

37 LASTINPUTINFO lastInputInfo;

38 lastInputInfo.cbSize = sizeof(LASTINPUTINFO);

39 if (::GetLastInputInfo(&lastInputInfo))

40 return (GetTickCount() - lastInputInfo.dwTime) * 0.001; // ::GetTickCoun t returns ms of uptime valid for up to 49.7 days.

41 #endif

42 // Return an arbitrarily high userIdleTime so that releasing pages from the page cache isn't postponed.

43 return std::numeric_limits<float>::max();

44 }

45

46 } // namespace WebCore

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