1// 2// Copyright (C) 2012 The Android Open Source Project 3// 4// Licensed under the Apache License, Version 2.0 (the "License"); 5// you may not use this file except in compliance with the License. 6// You may obtain a copy of the License at 7// 8// http://www.apache.org/licenses/LICENSE-2.0 9// 10// Unless required by applicable law or agreed to in writing, software 11// distributed under the License is distributed on an "AS IS" BASIS, 12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13// See the License for the specific language governing permissions and 14// limitations under the License. 15// 16 17#ifndef UPDATE_ENGINE_CLIENT_LIBRARY_INCLUDE_STATUS_UPDATE_HANDLER_H_ 18#define UPDATE_ENGINE_CLIENT_LIBRARY_INCLUDE_STATUS_UPDATE_HANDLER_H_ 19 20#include <string> 21 22#include "update_engine/client.h" 23#include "update_engine/update_status.h" 24 25namespace update_engine { 26 27// Handles update_engine status changes. An instance of this class can be 28// registered with UpdateEngineClient and will respond to any update_engine 29// status changes. 30class StatusUpdateHandler { 31 public: 32 virtual ~StatusUpdateHandler() = default; 33 34 // Runs when we fail to register the handler due to an IPC error. 35 virtual void IPCError(const std::string& error) = 0; 36 37 // Runs every time update_engine reports a status change. 38 virtual void HandleStatusUpdate(int64_t last_checked_time, 39 double progress, 40 UpdateStatus current_operation, 41 const std::string& new_version, 42 int64_t new_size) = 0; 43}; 44 45} // namespace update_engine 46 47#endif // UPDATE_ENGINE_CLIENT_LIBRARY_INCLUDE_STATUS_UPDATE_HANDLER_H_ 48