1 /* 2 * Copyright (c) 2021-2025 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 TIMER_MANAGER_H 17 #define TIMER_MANAGER_H 18 19 #include <list> 20 21 #include "singleton.h" 22 23 #include "util.h" 24 25 namespace OHOS { 26 27 extern "C" uintptr_t DFX_SetCrashObj(uint8_t type, uintptr_t addr); 28 extern "C" void DFX_ResetCrashObj(uintptr_t crashObj); 29 30 struct CrashObjDumper { 31 public: CrashObjDumperCrashObjDumper32 explicit CrashObjDumper(const char *str) 33 { 34 if (str == nullptr) { 35 return; 36 } 37 ptr_ = DFX_SetCrashObj(0, reinterpret_cast<uintptr_t>(str)); 38 } ~CrashObjDumperCrashObjDumper39 ~CrashObjDumper() 40 { 41 DFX_ResetCrashObj(ptr_); 42 } 43 private: 44 uintptr_t ptr_ = 0; 45 }; 46 47 namespace MMI { 48 class TimerManager final { 49 DECLARE_DELAYED_SINGLETON(TimerManager); 50 public: 51 DISALLOW_COPY_AND_MOVE(TimerManager); 52 int32_t AddTimer(int32_t intervalMs, int32_t repeatCount, std::function<void()> callback, 53 const std::string &name = ""); 54 int32_t AddLongTimer(int32_t intervalMs, int32_t repeatCount, std::function<void()> callback, 55 const std::string &name = ""); 56 int32_t RemoveTimer(int32_t timerId, const std::string &name = ""); 57 int32_t ResetTimer(int32_t timerId); 58 bool IsExist(int32_t timerId); 59 int32_t CalcNextDelay(); 60 void ProcessTimers(); 61 int32_t AddTimerInternal(int32_t intervalMs, int32_t repeatCount, std::function<void()> callback, 62 const std::string &name = ""); 63 64 private: 65 struct TimerItem { 66 int32_t id { 0 }; 67 int32_t intervalMs { 0 }; 68 int32_t repeatCount { 0 }; 69 int32_t callbackCount { 0 }; 70 int64_t nextCallTime { 0 }; 71 std::function<void()> callback; 72 std::string name { "" }; 73 }; 74 private: 75 int32_t TakeNextTimerId(); 76 int32_t RemoveTimerInternal(int32_t timerId, const std::string &name = ""); 77 int32_t ResetTimerInternal(int32_t timerId); 78 bool IsExistInternal(int32_t timerId); 79 void InsertTimerInternal(std::unique_ptr<TimerItem>& timer); 80 int32_t CalcNextDelayInternal(); 81 void ProcessTimersInternal(); 82 83 private: 84 std::list<std::unique_ptr<TimerItem>> timers_; 85 std::recursive_mutex timerMutex_; 86 }; 87 88 #define TimerMgr ::OHOS::DelayedSingleton<TimerManager>::GetInstance() 89 } // namespace MMI 90 } // namespace OHOS 91 #endif // TIMER_MANAGER_H