123b3eb3cSopenharmony_ci/*
223b3eb3cSopenharmony_ci * Copyright (c) 2023 Huawei Device Co., Ltd.
323b3eb3cSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
423b3eb3cSopenharmony_ci * you may not use this file except in compliance with the License.
523b3eb3cSopenharmony_ci * You may obtain a copy of the License at
623b3eb3cSopenharmony_ci *
723b3eb3cSopenharmony_ci *     http://www.apache.org/licenses/LICENSE-2.0
823b3eb3cSopenharmony_ci *
923b3eb3cSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
1023b3eb3cSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
1123b3eb3cSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1223b3eb3cSopenharmony_ci * See the License for the specific language governing permissions and
1323b3eb3cSopenharmony_ci * limitations under the License.
1423b3eb3cSopenharmony_ci */
1523b3eb3cSopenharmony_ci
1623b3eb3cSopenharmony_ci#include "adapter/preview/entrance/ace_preview_helper.h"
1723b3eb3cSopenharmony_ci
1823b3eb3cSopenharmony_ci#include <memory>
1923b3eb3cSopenharmony_ci#include <mutex>
2023b3eb3cSopenharmony_ci
2123b3eb3cSopenharmony_cinamespace OHOS::Ace::Platform {
2223b3eb3cSopenharmony_cinamespace {
2323b3eb3cSopenharmony_cistd::unique_ptr<AcePreviewHelper> instance_ = nullptr;
2423b3eb3cSopenharmony_ci} // namespace
2523b3eb3cSopenharmony_ciAcePreviewHelper* AcePreviewHelper::GetInstance()
2623b3eb3cSopenharmony_ci{
2723b3eb3cSopenharmony_ci    static std::once_flag onceFlag;
2823b3eb3cSopenharmony_ci    std::call_once(onceFlag, []() {
2923b3eb3cSopenharmony_ci        instance_.reset(new AcePreviewHelper());
3023b3eb3cSopenharmony_ci    });
3123b3eb3cSopenharmony_ci    return instance_.get();
3223b3eb3cSopenharmony_ci}
3323b3eb3cSopenharmony_ci} // namespace OHOS::Ace::Platform
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