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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_WIN_SCOPED_COM_INITIALIZER_H_
#define BASE_WIN_SCOPED_COM_INITIALIZER_H_
#pragma once
#include "base/basictypes.h"
#include "build/build_config.h"
#if defined(OS_WIN)
#include <objbase.h>
namespace base {
namespace win {
// Initializes COM in the constructor (STA), and uninitializes COM in the
// destructor.
class ScopedCOMInitializer {
public:
ScopedCOMInitializer() : hr_(CoInitialize(NULL)) {
}
ScopedCOMInitializer::~ScopedCOMInitializer() {
if (SUCCEEDED(hr_))
CoUninitialize();
}
private:
HRESULT hr_;
DISALLOW_COPY_AND_ASSIGN(ScopedCOMInitializer);
};
} // namespace win
} // namespace base
#else
namespace base {
namespace win {
// Do-nothing class for other platforms.
class ScopedCOMInitializer {
public:
ScopedCOMInitializer() {}
~ScopedCOMInitializer() {}
private:
DISALLOW_COPY_AND_ASSIGN(ScopedCOMInitializer);
};
} // namespace win
} // namespace base
#endif
#endif // BASE_WIN_SCOPED_COM_INITIALIZER_H_
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