xbmc/utils/AlarmClock.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "Stopwatch.h"
  12 #include "threads/CriticalSection.h"
  13 #include "threads/Thread.h"
  14
  15 #include <map>
  16 #include <string>
  17
  18 struct SAlarmClockEvent
  19 {
  20   CStopWatch watch;
  21   double m_fSecs;
  22   std::string m_strCommand;
  23   bool m_loop;
  24 };
  25
  26 class CAlarmClock : public CThread
  27 {
  28 public:
  29   CAlarmClock();
  30   ~CAlarmClock() override;
  31   void Start(const std::string& strName, float n_secs, const std::string& strCommand, bool bSilent = false, bool bLoop = false);
  32   inline bool IsRunning() const
  33   {
  34     return m_bIsRunning;
  35   }
  36
  37   inline bool HasAlarm(const std::string& strName)
  38   {
  39     // note: strName should be lower case only here
  40     //       No point checking it at the moment due to it only being called
  41     //       from GUIInfoManager (which is always lowercase)
  42     //    CLog::Log(LOGDEBUG,"checking for {}",strName);
  43     return (m_event.find(strName) != m_event.end());
  44   }
  45
  46   double GetRemaining(const std::string& strName)
  47   {
  48     std::map<std::string,SAlarmClockEvent>::iterator iter;
  49     if ((iter=m_event.find(strName)) != m_event.end())
  50     {
  51       return iter->second.m_fSecs - static_cast<double>(iter->second.watch.IsRunning()
  52                                                             ? iter->second.watch.GetElapsedSeconds()
  53                                                             : 0.f);
  54     }
  55
  56     return 0.0;
  57   }
  58
  59   void Stop(const std::string& strName, bool bSilent = false);
  60   void Process() override;
  61 private:
  62   std::map<std::string,SAlarmClockEvent> m_event;
  63   CCriticalSection m_events;
  64
  65   bool m_bIsRunning = false;
  66 };
  67
  68 extern CAlarmClock g_alarmClock;
  69