1 /* |
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2 * Copyright (c) 2008 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 * Contributors: |
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13 * |
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14 * Description: Periodic timer support resource |
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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 |
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20 |
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21 |
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22 |
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23 // INCLUDES |
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24 #include "upnpmusicperiodizer.h" |
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25 |
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26 const TInt KPlaybackInfoTimeOutEnd = 2000000; // 2s wait check whether |
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27 //the playing is ended |
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28 // ======== MEMBER FUNCTIONS ======== |
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29 |
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30 // -------------------------------------------------------------------------- |
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31 // CUPnPMusicPeriodizer::NewL |
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32 // 1st phase constructor. |
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33 // -------------------------------------------------------------------------- |
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34 // |
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35 CUPnPMusicPeriodizer* CUPnPMusicPeriodizer::NewL( |
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36 MUPnPMusicPeriodizerObserver& aObserver, |
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37 TInt32 aTimerWavelength ) |
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38 { |
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39 CUPnPMusicPeriodizer* p = CUPnPMusicPeriodizer::NewLC( |
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40 aObserver, aTimerWavelength ); |
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41 CleanupStack::Pop(); |
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42 return p; |
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43 } |
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44 |
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45 // -------------------------------------------------------------------------- |
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46 // CUPnPMusicPeriodizer::NewLC |
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47 // 1st phase constructor. |
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48 // -------------------------------------------------------------------------- |
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49 // |
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50 CUPnPMusicPeriodizer* CUPnPMusicPeriodizer::NewLC( |
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51 MUPnPMusicPeriodizerObserver& aObserver, |
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52 TInt32 aTimerWavelength ) |
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53 { |
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54 |
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55 CUPnPMusicPeriodizer* p = new(ELeave) CUPnPMusicPeriodizer( aObserver, |
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56 aTimerWavelength ); |
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57 CleanupStack::PushL( p ); |
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58 p->ConstructL(); |
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59 return p; |
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60 } |
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61 |
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62 // -------------------------------------------------------------------------- |
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63 // CUPnPMusicPeriodizer::~CUPnPMusicPeriodizer |
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64 // Desctructor. |
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65 // -------------------------------------------------------------------------- |
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66 // |
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67 CUPnPMusicPeriodizer::~CUPnPMusicPeriodizer() |
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68 { |
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69 // No implementation required |
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70 } |
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71 |
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72 // -------------------------------------------------------------------------- |
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73 // CUPnPMusicPeriodizer::CUPnPMusicPeriodizer |
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74 // Default constructor. |
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75 // -------------------------------------------------------------------------- |
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76 // |
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77 CUPnPMusicPeriodizer::CUPnPMusicPeriodizer( |
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78 MUPnPMusicPeriodizerObserver& aObserver, |
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79 TInt32 aTimerWavelength ) |
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80 :CTimer( EPriorityStandard ), |
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81 iObserver( aObserver ), |
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82 iTimerWavelength( aTimerWavelength ) |
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83 { |
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84 // No implementation required |
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85 } |
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86 |
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87 // -------------------------------------------------------------------------- |
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88 // CUPnPMusicPeriodizer::ConstructL |
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89 // -------------------------------------------------------------------------- |
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90 // |
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91 void CUPnPMusicPeriodizer::ConstructL() |
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92 { |
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93 CTimer::ConstructL(); |
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94 CActiveScheduler::Add(this); |
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95 } |
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96 |
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97 // -------------------------------------------------------------------------- |
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98 // Periodizer services |
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99 // -------------------------------------------------------------------------- |
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100 |
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101 // -------------------------------------------------------------------------- |
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102 // CUPnPMusicPeriodizer::Start |
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103 // Starts the periodizer. |
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104 // -------------------------------------------------------------------------- |
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105 // |
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106 void CUPnPMusicPeriodizer::Start() |
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107 { |
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108 if ( !IsActive() ) |
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109 { |
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110 After( TTimeIntervalMicroSeconds32( iTimerWavelength ) ); |
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111 } |
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112 } |
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113 |
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114 // -------------------------------------------------------------------------- |
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115 // CUPnPMusicPeriodizer::Continue |
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116 // Continues a next step for the periodizer. |
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117 // -------------------------------------------------------------------------- |
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118 // |
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119 void CUPnPMusicPeriodizer::Continue() |
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120 { |
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121 After( TTimeIntervalMicroSeconds32( iTimerWavelength ) ); |
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122 } |
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123 |
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124 // -------------------------------------------------------------------------- |
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125 // CUPnPMusicPeriodizer::RunL |
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126 // Receives the timer triggering. |
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127 // -------------------------------------------------------------------------- |
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128 // |
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129 void CUPnPMusicPeriodizer::RunL() |
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130 { |
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131 // deliver the periodic event to the observer |
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132 if ( iTimerWavelength == KPlaybackInfoTimeOutEnd ) |
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133 { |
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134 iObserver.HandlePeriodForEnd(); |
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135 } |
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136 else |
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137 { |
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138 iObserver.HandlePeriod(); |
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139 } |
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140 } |
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141 |
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142 // -------------------------------------------------------------------------- |
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143 // CUPnPMusicPeriodizer::Stop |
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144 // Stops periodizer. |
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145 // -------------------------------------------------------------------------- |
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146 // |
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147 void CUPnPMusicPeriodizer::Stop() |
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148 { |
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149 Cancel(); |
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150 } |
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151 |
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152 |
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153 |
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