1 #ifndef DALI_INTERNAL_BASE_LIFECYCLE_OBSERVER_H
2 #define DALI_INTERNAL_BASE_LIFECYCLE_OBSERVER_H
5 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
30 * Adaptor life cycle observer
32 class LifeCycleObserver
36 * Called when the adaptor has started.
38 virtual void OnStart() = 0;
41 * Called when the adaptor is about to pause.
43 virtual void OnPause() = 0;
46 * Called when the adaptor is about to resume.
48 virtual void OnResume() = 0;
51 * Called when the adaptor is about to stop.
53 virtual void OnStop() = 0;
56 * Called when the adaptor is about to be destroyed.
58 virtual void OnDestroy() = 0;
71 virtual ~LifeCycleObserver()
76 // Undefined copy constructor.
77 LifeCycleObserver(const LifeCycleObserver&);
79 // Undefined assignment operator.
80 LifeCycleObserver& operator=(const LifeCycleObserver&);
83 } // namespace Adaptor
85 } // namespace Internal
89 #endif // DALI_INTERNAL_BASE_LIFECYCLE_OBSERVER_H