1 /*
2  * Copyright (c) 2024 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 RESSCHED_SCHED_CONTROLLER_OBSERVER_INCLUDE_FOLD_DISPLAY_MODE_OBSERVER_H
17 #define RESSCHED_SCHED_CONTROLLER_OBSERVER_INCLUDE_FOLD_DISPLAY_MODE_OBSERVER_H
18 
19 #include <string>
20 #include "dm_common.h"
21 #include "display_manager.h"
22 
23 namespace OHOS {
24 namespace ResourceSchedule {
25 using OHOS::Rosen::FoldDisplayMode;
26 
27 namespace {
28     const std::string DISPLAY_MODE_UNKOWN = "displayUnknown";
29 }
30 class FoldDisplayModeObserver : public OHOS::Rosen::DisplayManager::IDisplayModeListener {
31 public:
32     /**
33      * @brief Called back when display mode changed.
34      *
35      * @param diplayMode diplay mode UNKONWN = 0, FULL = 1, MAIN = 2, SUB = 3 ...
36     */
37     void OnDisplayModeChanged(FoldDisplayMode diplayMode) override;
38 
39 private:
40     std::string currentDisplayMode = DISPLAY_MODE_UNKOWN;
41     void ReportDisplayModeStatus(int64_t status, const std::string& mode);
42 };
43 } // namespace ResourceSchedule
44 } // namespace OHOS
45 #endif // RESSCHED_SCHED_CONTROLLER_OBSERVER_INCLUDE_FOLD_DISPLAY_MODE_OBSERVER_H