1 /* 2 * Copyright (c) 2023 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 OHOS_ROSEN_WINDOW_PERSISTENT_STORAGE_H 17 #define OHOS_ROSEN_WINDOW_PERSISTENT_STORAGE_H 18 19 #include "preferences.h" 20 #include "preferences_helper.h" 21 22 #include "window_manager_hilog.h" 23 #include "wm_common_inner.h" 24 25 namespace OHOS { 26 namespace Rosen { 27 using PersistentPerference = NativePreferences::Preferences; 28 class PersistentStorage { 29 public: 30 PersistentStorage() = default; 31 ~PersistentStorage() = default; 32 33 template <typename T> Insert(const std::string & key,const T & value,PersistentStorageType storageType)34 static void Insert(const std::string& key, const T& value, PersistentStorageType storageType) 35 { 36 auto pref = GetPreference(storageType); 37 if (!pref) { 38 WLOG_E("[PersistentStorage] Preferences is nullptr"); 39 return; 40 } 41 switch (storageType) { 42 case PersistentStorageType::ASPECT_RATIO: { 43 pref->PutFloat(key, value); 44 WLOG_D("[PersistentStorage] Insert aspect ratio, key %{public}s, value %{public}f", 45 key.c_str(), static_cast<float>(value)); 46 break; 47 } 48 case PersistentStorageType::MAXIMIZE_STATE: { 49 pref->PutInt(key, value); 50 WLOG_D("[PersistentStorage] Insert Maximize state, key %{public}s, value %{public}d", 51 key.c_str(), static_cast<int>(value)); 52 break; 53 } 54 default: 55 WLOG_W("[PersistentStorage] Unknown storage type!"); 56 } 57 pref->Flush(); 58 } 59 60 template <typename T> Get(const std::string & key,T & value,PersistentStorageType storageType)61 static void Get(const std::string& key, T& value, PersistentStorageType storageType) 62 { 63 auto pref = GetPreference(storageType); 64 if (!pref) { 65 WLOG_E("[PersistentStorage] Preferences is nullptr"); 66 return; 67 } 68 switch (storageType) { 69 case PersistentStorageType::ASPECT_RATIO: { 70 value = pref->GetFloat(key); 71 WLOG_D("[PersistentStorage] Get aspect ratio, key: %{public}s, value:%{public}f", 72 key.c_str(), static_cast<float>(value)); 73 break; 74 } 75 case PersistentStorageType::MAXIMIZE_STATE: { 76 value = pref->GetInt(key); 77 WLOG_D("[PersistentStorage] Get Maximize state, key: %{public}s, value:%{public}d", 78 key.c_str(), static_cast<int>(value)); 79 break; 80 } 81 default: 82 WLOG_W("[PersistentStorage] Unknown storage type!"); 83 } 84 } 85 86 static bool HasKey(const std::string& key, PersistentStorageType storageType); 87 static void Delete(const std::string& key, PersistentStorageType storageType); 88 89 private: 90 static std::shared_ptr<PersistentPerference> GetPreference(PersistentStorageType storageType); 91 static std::map<PersistentStorageType, std::string> storagePath_; 92 }; 93 } // namespace Rosen 94 } // namespace OHOS 95 #endif // OHOS_ROSEN_WINDOW_PERSISTENT_STORAGE_H