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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 // Rudimentary timer class. |
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15 // |
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16 // |
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17 |
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18 /** |
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19 @file |
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20 */ |
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21 |
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22 #include "LoopbackTimer.h" |
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23 |
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24 const TInt KOneMilliSecond=1000; // < Constant multipler to map integer duration to millisecond timer. |
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25 |
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26 CLoopbackTimer* CLoopbackTimer::NewL(TInt aDuration, MTimerCallBack* aCallback) |
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27 { |
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28 return new(ELeave) CLoopbackTimer(aDuration, aCallback); |
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29 } |
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30 |
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31 CLoopbackTimer::CLoopbackTimer(TInt aDuration, MTimerCallBack* aCallback) |
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32 : CActive(EPriorityStandard), iDuration(aDuration), iCallback(aCallback) |
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33 { |
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34 CActiveScheduler::Add(this); |
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35 _LIT(KPanic,"CSimTimer::CSimTimer()"); |
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36 __ASSERT_ALWAYS(iTimer.CreateLocal() == KErrNone, User::Panic(KPanic,KErrGeneral)); |
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37 } |
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38 |
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39 CLoopbackTimer::~CLoopbackTimer() |
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40 { |
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41 Cancel(); |
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42 iTimer.Close(); |
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43 } |
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44 |
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45 void CLoopbackTimer::Start() |
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46 { |
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47 if (!iRunning) |
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48 { |
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49 iRunning = ETrue; |
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50 iTimer.After(iStatus, iDuration*KOneMilliSecond); |
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51 SetActive(); |
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52 } |
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53 } |
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54 |
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55 void CLoopbackTimer::DoCancel() |
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56 { |
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57 iTimer.Cancel(); |
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58 iRunning = EFalse; |
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59 } |
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60 |
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61 |
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62 void CLoopbackTimer::RunL() |
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63 { |
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64 User::LeaveIfError(KErrNone); // To prevent LeaveScan warning |
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65 iRunning = EFalse; |
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66 iCallback->TimerCallBack(); |
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67 } |
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68 |
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69 TBool CLoopbackTimer::Running() const |
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70 { |
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71 return iRunning; |
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72 } |
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73 |