1 // 2 // Copyright (C) 2020 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_CLEANUP_PREVIOUS_UPDATE_ACTION_DELEGETE_H_ 18 #define UPDATE_ENGINE_CLEANUP_PREVIOUS_UPDATE_ACTION_DELEGETE_H_ 19 20 namespace chromeos_update_engine { 21 22 // Delegate interface for CleanupPreviousUpdateAction. 23 class CleanupPreviousUpdateActionDelegateInterface { 24 public: ~CleanupPreviousUpdateActionDelegateInterface()25 virtual ~CleanupPreviousUpdateActionDelegateInterface() {} 26 // |progress| is within [0, 1] 27 virtual void OnCleanupProgressUpdate(double progress) = 0; 28 }; 29 30 } // namespace chromeos_update_engine 31 32 #endif // UPDATE_ENGINE_CLEANUP_PREVIOUS_UPDATE_ACTION_DELEGETE_H_ 33