blob: 080115cee17e7a356a61596da26c553a309f7449 [file] [log] [blame]
/*
* Copyright (C) 2007 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#ifndef NDEBUG
#include "GDIObjectCounter.h"
#include "Logging.h"
#include <wtf/HexNumber.h>
#include <wtf/text/CString.h>
#include <windows.h>
namespace WebCore {
GDIObjectCounter::GDIObjectCounter(const char* identifier)
{
init(String::fromLatin1(identifier));
}
GDIObjectCounter::GDIObjectCounter(const String& className, void* instance)
{
init(makeString(className, " (0x", hex(reinterpret_cast<uintptr_t>(instance)), ')'));
}
void GDIObjectCounter::init(const String& identifier)
{
m_identifier = identifier;
m_startCount = currentGDIObjectsInUse();
m_endCount = 0;
}
GDIObjectCounter::~GDIObjectCounter()
{
m_endCount = currentGDIObjectsInUse();
int leaked = m_endCount - m_startCount;
if (leaked != 0)
LOG(PlatformLeaks, "%s: leaked %d GDI object%s!", m_identifier.latin1().data(), leaked, leaked == 1 ? "" : "s");
}
unsigned GDIObjectCounter::currentGDIObjectsInUse()
{
return ::GetGuiResources(::GetCurrentProcess(), GR_GDIOBJECTS);
}
} // namespace WebCore
#endif // !defined(NDEBUG)