1 /* 2 * Copyright (c) 2025 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_FORM_FWK_REFRESH_CONTROL_MGR_H 17 #define OHOS_FORM_FWK_REFRESH_CONTROL_MGR_H 18 19 #include <singleton.h> 20 21 #include "data_center/form_record/form_record.h" 22 #include "form_constants.h" 23 24 namespace OHOS { 25 namespace AppExecFwk { 26 /** 27 * @class RefreshControlMgr 28 * RefreshControlMgr is used to check form refresh be controlled. 29 */ 30 class RefreshControlMgr : public DelayedRefSingleton<RefreshControlMgr> { 31 DECLARE_DELAYED_REF_SINGLETON(RefreshControlMgr); 32 public: 33 DISALLOW_COPY_AND_MOVE(RefreshControlMgr); 34 35 #ifdef RES_SCHEDULE_ENABLE 36 /** 37 * @brief Set the system load exceeding the refresh limit flag. 38 * @param flag The value of whether Refresh Timer task should be controlled. 39 */ 40 void SetSystemOverloadFlag(bool flag); 41 #endif 42 43 /** 44 * @brief Whether the system load exceeding the refresh limit. 45 */ 46 bool IsSystemOverload(); 47 48 /** 49 * @brief Whether the refresh form is invisible. 50 */ 51 bool IsFormInvisible(const FormRecord &record); 52 53 /** 54 * @brief Whether the device screen off. 55 */ 56 bool IsScreenOff(const FormRecord &record); 57 58 /** 59 * @brief Whether The application corresponding to the form is under health control. 60 */ 61 bool IsHealthyControl(const FormRecord &record); 62 63 /** 64 * @brief Whether the form need fresh. 65 */ 66 bool IsNeedToFresh(FormRecord &record, bool isVisibleToFresh); 67 68 private: 69 #ifdef RES_SCHEDULE_ENABLE 70 bool isSystemOverload_ = false; 71 #endif 72 }; 73 } // namespace AppExecFwk 74 } // namespace OHOS 75 76 #endif // OHOS_FORM_FWK_REFRESH_CONTROL_MGR_H