1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef NWEB_DOWNLOAD_CALLBACK_H 17 #define NWEB_DOWNLOAD_CALLBACK_H 18 19 #include <string> 20 21 #include "nweb_export.h" 22 23 namespace OHOS::NWeb { 24 25 class OHOS_NWEB_EXPORT NWebDownloadCallback { 26 public: 27 NWebDownloadCallback() = default; 28 29 virtual ~NWebDownloadCallback() = default; 30 /** 31 * @brief Notify the host application that a file should be downloaded 32 * 33 * @param url The full url to the content that should be downloaded. 34 * @param userAgent The user agent to be used for the download. 35 * @param contentDisposition Content-disposition http header, if present. 36 * @param mimetype The mimetype of the content reported by the server. 37 * @param contentLength The file size reported by the server. 38 */ 39 virtual void OnDownloadStart(const std::string& url, const std::string& userAgent, 40 const std::string& contentDisposition, const std::string& mimetype, long contentLength) = 0; 41 }; 42 43 } // namespace OHOS::NWeb 44 45 #endif // NWEB_DOWNLOAD_CALLBACK_H