2 * Copyright (C) 2007 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * 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.
13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 #include "GDIObjectCounter.h"
36 #include <wtf/text/CString.h>
42 GDIObjectCounter::GDIObjectCounter(const String& identifier)
47 GDIObjectCounter::GDIObjectCounter(const String& className, void* instance)
49 init(String::format("%s (%p)", className.latin1().data(), instance));
52 void GDIObjectCounter::init(const String& identifier)
54 m_identifier = identifier;
55 m_startCount = currentGDIObjectsInUse();
59 GDIObjectCounter::~GDIObjectCounter()
61 m_endCount = currentGDIObjectsInUse();
62 int leaked = m_endCount - m_startCount;
64 LOG(PlatformLeaks, "%s: leaked %d GDI object%s!", m_identifier.latin1().data(), leaked, leaked == 1 ? "" : "s");
67 unsigned GDIObjectCounter::currentGDIObjectsInUse()
69 return ::GetGuiResources(::GetCurrentProcess(), GR_GDIOBJECTS);
72 } // namespace WebCore
74 #endif // !defined(NDEBUG)