ComInit.h

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// Copyright 2015 Sensics, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//        http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef INCLUDED_ComInit_h_GUID_87AC03A7_3018_4A82_1716_BE38E2E9D1FC
#define INCLUDED_ComInit_h_GUID_87AC03A7_3018_4A82_1716_BE38E2E9D1FC

// Internal Includes
// - none

// Library/third-party includes
// - none

// Standard includes
#include <memory>

namespace comutils {

class ComInit;

using ComInstance = std::unique_ptr<ComInit>;

class ComInit {
  public:
    enum ThreadingModels { ApartmentThreading, Multithreading };
    ComInit(ThreadingModels model = Multithreading);
    ~ComInit();
    static ComInstance init() {
        auto ret = ComInstance{new ComInit};
        return ret;
    }

    static ComInstance initMultithreading() {
        auto ret = ComInstance{new ComInit{Multithreading}};
        return ret;
    }

    static ComInstance initApartmentThreading() {
        auto ret = ComInstance{new ComInit{ApartmentThreading}};
        return ret;
    }
    ComInit(ComInit const &) = delete;
    ComInit &operator=(ComInit const &) = delete;
};

} // namespace comutils

#endif // INCLUDED_ComInit_h_GUID_87AC03A7_3018_4A82_1716_BE38E2E9D1FC