1 /* |
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2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - Initial contribution |
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11 * |
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12 * Description: |
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13 * This class contains implementation of CFlexTimerWakeUpTimer. |
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14 * |
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15 */ |
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16 |
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17 // System include files |
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18 // None |
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19 |
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20 // User include files go here: |
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21 #include "flextimerwakeuptimer.h" |
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22 #include "mflextimerwakeuptimercb.h" |
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23 #include "OstTraceDefinitions.h" |
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24 #ifdef OST_TRACE_COMPILER_IN_USE |
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25 #include "flextimerwakeuptimerTraces.h" |
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26 #endif |
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27 |
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28 // --------------------------------------------------------------------------- |
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29 // NewL |
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30 // --------------------------------------------------------------------------- |
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31 // |
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32 CFlexTimerWakeUpTimer* CFlexTimerWakeUpTimer::NewL( |
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33 MFlexTimerWakeUpTimerCB& aObserver ) |
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34 { |
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35 CFlexTimerWakeUpTimer* self = new (ELeave) CFlexTimerWakeUpTimer( |
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36 aObserver ); |
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37 |
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38 CleanupStack::PushL( self ); |
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39 self->ConstructL(); |
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40 CleanupStack::Pop( self ); |
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41 return self; |
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42 } |
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43 // --------------------------------------------------------------------------- |
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44 // destructor, Cancel timer just in case it is still running. |
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45 // --------------------------------------------------------------------------- |
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46 // |
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47 CFlexTimerWakeUpTimer::~CFlexTimerWakeUpTimer() |
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48 { |
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49 // Super class CTimer destructor Cancels any pending requests. |
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50 OstTrace0( TRACE_INTERNAL, |
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51 DUP1_CFLEXTIMERWAKEUPTIMER_CFLEXTIMERWAKEUPTIMER, |
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52 "CFlexTimerWakeUpTimer::~CFlexTimerWakeUpTimer" ); |
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53 } |
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54 // --------------------------------------------------------------------------- |
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55 // Start timer so that it will expire aInterval after this moment. |
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56 // UTC is used to get indications about system time change. |
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57 // --------------------------------------------------------------------------- |
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58 // |
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59 void CFlexTimerWakeUpTimer::StartTimer( TTimeIntervalMicroSeconds& aInterval ) |
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60 { |
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61 CTimer::Cancel(); |
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62 TTime utcNow( 0 ); |
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63 |
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64 utcNow.UniversalTime(); |
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65 utcNow = utcNow + aInterval; |
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66 |
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67 OstTraceExt1( TRACE_INTERNAL, |
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68 CFLEXTIMERWAKEUPTIMER_STARTTIMER, |
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69 "CFlexTimerWakeUpTimer::StartTimer;aInterval=%Ld", |
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70 aInterval.Int64() ); |
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71 |
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72 AtUTC( utcNow ); |
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73 } |
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74 // --------------------------------------------------------------------------- |
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75 // just call Cancel. If timer is alreay running it will be stopped. |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 void CFlexTimerWakeUpTimer::StopTimer() |
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79 { |
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80 OstTrace0( TRACE_INTERNAL, |
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81 CFLEXTIMERWAKEUPTIMER_STOPTIMER, |
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82 "CFlexTimerWakeUpTimer::StopTimer" ); |
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83 |
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84 Cancel(); |
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85 } |
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86 // --------------------------------------------------------------------------- |
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87 // KErrAbort comes if system time has changed. It is up to client to restart |
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88 // timer |
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89 // --------------------------------------------------------------------------- |
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90 // |
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91 void CFlexTimerWakeUpTimer::RunL() |
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92 { |
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93 if ( KErrAbort == iStatus.Int() ) |
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94 { |
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95 iObserver.SystemTimeChanged(); |
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96 } |
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97 else |
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98 { |
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99 iObserver.WakeUp(); |
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100 } |
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101 } |
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102 // --------------------------------------------------------------------------- |
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103 // Private constructor |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 CFlexTimerWakeUpTimer::CFlexTimerWakeUpTimer( |
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107 MFlexTimerWakeUpTimerCB& aObserver ) : |
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108 CTimer( EPriorityStandard ), iObserver( aObserver ) |
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109 { |
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110 OstTrace0( TRACE_INTERNAL, |
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111 CFLEXTIMERWAKEUPTIMER_CFLEXTIMERWAKEUPTIMER, |
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112 "CFlexTimerWakeUpTimer::CFlexTimerWakeUpTimer" ); |
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113 |
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114 //Nothing to do here |
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115 } |
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116 // --------------------------------------------------------------------------- |
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117 // Private 2nd phase construction |
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118 // --------------------------------------------------------------------------- |
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119 // |
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120 void CFlexTimerWakeUpTimer::ConstructL() |
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121 { |
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122 CActiveScheduler::Add( this ); |
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123 CTimer::ConstructL(); |
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124 } |
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