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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h')
-rw-r--r-- | Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h b/Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h new file mode 100644 index 0000000..65f66f1 --- /dev/null +++ b/Source/WebCore/platform/graphics/win/RefCountedGDIHandle.h @@ -0,0 +1,70 @@ +/* + * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#ifndef RefCountedGDIHandle_h +#define RefCountedGDIHandle_h + +#include <windows.h> +#include <wtf/HashFunctions.h> +#include <wtf/OwnPtr.h> +#include <wtf/RefCounted.h> + +namespace WebCore { + +template <typename T> class RefCountedGDIHandle : public RefCounted<RefCountedGDIHandle<T> > { +public: + static PassRefPtr<RefCountedGDIHandle> create(T handle) + { + return adoptRef(new RefCountedGDIHandle<T>(handle)); + } + + static PassRefPtr<RefCountedGDIHandle<T> > createDeleted() + { + return adoptRef(new RefCountedGDIHandle<T>(reinterpret_cast<T>(-1))); + } + + ~RefCountedGDIHandle() + { + if (m_handle != reinterpret_cast<T>(-1)) + WTF::deleteOwnedPtr(m_handle); + } + + T handle() const + { + return m_handle; + } + + unsigned hash() const + { + return WTF::PtrHash<T>::hash(m_handle); + } + +private: + RefCountedGDIHandle(T handle) + : m_handle(handle) + { + } + + T m_handle; +}; + +} // namespace WebCore + +#endif // RefCountedGDIHandle_h |