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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #ifndef __SCHTIMER_H__ |
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17 #define __SCHTIMER_H__ |
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18 |
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19 // System includes |
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20 #include <e32base.h> |
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21 |
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22 // Classes referenced |
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23 class TTsTime; |
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24 class CTaskScheduler; |
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25 class CScheduleTimer; |
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26 class CConditionManager; |
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27 class TTaskSchedulerCondition; |
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28 class CSchedule; |
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29 |
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30 /** |
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31 Defines the types of schedules changes (condition and/or a time) |
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32 @internalComponent |
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33 */ |
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34 enum TSchChangeType |
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35 { |
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36 //Update both condition and a time based schedule |
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37 EConditionAndTime, |
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38 |
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39 //Update only time based schedule |
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40 EOnlyTime, |
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41 }; |
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42 |
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43 // class CScheduleCriteriaManager |
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44 // This class manages and determines when a schedule is due, based on |
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45 // either a set of condition and/or a time. The conditions and time |
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46 // are set and overridden via the ReplaceScheduleL method. |
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47 NONSHARABLE_CLASS(CScheduleCriteriaManager) : public CActive |
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48 { |
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49 public: |
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50 static CScheduleCriteriaManager* NewL(CTaskScheduler& aOwner); |
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51 ~CScheduleCriteriaManager(); |
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52 |
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53 public: |
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54 void ReplaceScheduleL(CSchedule& aSchedule, TSchChangeType aSchChange = EConditionAndTime, TBool aNotFirstTime = EFalse); |
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55 void ReplaceScheduleL(const TTsTime& aNextTime, |
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56 TInt aSchedule); |
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57 void RemoveSchedule(TInt aSchedule); |
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58 void DueSchedule(TInt aScheduleHandle); |
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59 |
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60 private: |
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61 CScheduleCriteriaManager(CTaskScheduler& aOwner); |
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62 // From CActive |
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63 void RunL(); |
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64 void DoCancel(); |
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65 |
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66 private: |
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67 void CompleteRequest(); |
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68 // Timer handling |
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69 void RemoveTimer(CScheduleTimer* aTimer); |
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70 void RemoveTimers(); |
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71 CScheduleTimer* Find(TInt aSchedule); |
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72 // Condtion handling |
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73 void RemoveCondition(CConditionManager* aTimer); |
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74 void RemoveConditions(); |
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75 CConditionManager* FindCondition(TInt aSchedule); |
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76 |
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77 private: |
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78 CTaskScheduler& iTaskScheduler; |
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79 TSglQue<CScheduleTimer> iTimers; |
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80 TSglQue<CConditionManager> iConditions; |
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81 TInt iDueScheduleHandle; |
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82 }; |
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83 |
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84 #endif |