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