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| 1 /* | |
| 2 * Copyright (C) 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 * | |
| 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. | |
| 16 * | |
| 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 | |
| 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #include "config.h" | |
| 30 | |
| 31 #ifndef NDEBUG | |
| 32 | |
| 33 #include "GDIObjectCounter.h" | |
| 34 | |
| 35 #include "Logging.h" | |
| 36 #include <wtf/text/CString.h> | |
| 37 | |
| 38 #include <windows.h> | |
| 39 | |
| 40 namespace WebCore { | |
| 41 | |
| 42 GDIObjectCounter::GDIObjectCounter(const String& identifier) | |
| 43 { | |
| 44 init(identifier); | |
| 45 } | |
| 46 | |
| 47 GDIObjectCounter::GDIObjectCounter(const String& className, void* instance) | |
| 48 { | |
| 49 init(String::format("%s (%p)", className.latin1().data(), instance)); | |
| 50 } | |
| 51 | |
| 52 void GDIObjectCounter::init(const String& identifier) | |
| 53 { | |
| 54 m_identifier = identifier; | |
| 55 m_startCount = currentGDIObjectsInUse(); | |
| 56 m_endCount = 0; | |
| 57 } | |
| 58 | |
| 59 GDIObjectCounter::~GDIObjectCounter() | |
| 60 { | |
| 61 m_endCount = currentGDIObjectsInUse(); | |
| 62 int leaked = m_endCount - m_startCount; | |
| 63 if (leaked != 0) | |
| 64 LOG(PlatformLeaks, "%s: leaked %d GDI object%s!", m_identifier.latin1().
data(), leaked, leaked == 1 ? "" : "s"); | |
| 65 } | |
| 66 | |
| 67 unsigned GDIObjectCounter::currentGDIObjectsInUse() | |
| 68 { | |
| 69 return ::GetGuiResources(::GetCurrentProcess(), GR_GDIOBJECTS); | |
| 70 } | |
| 71 | |
| 72 } // namespace WebCore | |
| 73 | |
| 74 #endif // !defined(NDEBUG) | |
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