naiveproxy/base/win/scoped_winrt_initializer.cc
2018-01-28 13:32:06 -05:00

39 lines
1.0 KiB
C++

// Copyright 2017 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.
#include "base/win/scoped_winrt_initializer.h"
#include "base/logging.h"
#include "base/win/com_init_util.h"
#include "base/win/core_winrt_util.h"
#include "base/win/windows_version.h"
namespace base {
namespace win {
ScopedWinrtInitializer::ScopedWinrtInitializer()
: hr_(base::win::RoInitialize(RO_INIT_MULTITHREADED)) {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
DCHECK_GE(GetVersion(), VERSION_WIN8);
#if DCHECK_IS_ON()
if (SUCCEEDED(hr_))
AssertComApartmentType(ComApartmentType::MTA);
else
DCHECK_NE(RPC_E_CHANGED_MODE, hr_) << "Invalid COM thread model change";
#endif
}
ScopedWinrtInitializer::~ScopedWinrtInitializer() {
DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
if (SUCCEEDED(hr_))
base::win::RoUninitialize();
}
bool ScopedWinrtInitializer::Succeeded() const {
return SUCCEEDED(hr_);
}
} // namespace win
} // namespace base