1 /*
2  * Copyright (c) 2020-2021 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 HI_STATE_H
17 #define HI_STATE_H
18 
19 #include <string>
20 #include <vector>
21 #include <map>
22 #include "fsm_message.h"
23 
24 namespace OHOS {
25 class HiState {
26 public:
27     explicit HiState(std::string name);
28     virtual ~HiState();
29 
30     virtual void AddTransition(int32_t event, HiState &state);
31 
32     virtual HiState *FindTransition(int32_t event);
33 
34     virtual int32_t HandleMessage(const MsgInfo &msg) = 0;
35 
36     virtual int32_t Enter();
37 
38     virtual int32_t Exit();
39 
40     std::string Name() const;
41 
42     bool operator==(const HiState &state);
43 
44     friend class HiStateMachine;
45 
46 private:
47     std::map<int32_t, HiState *> m_transitionMap;
48     std::string m_name;
49 };
50 };
51 
52 #endif  // HI_STATE_H
53