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1 /* |
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2 * Copyright (c) 2006 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 the License "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: Observer for plugin thread if shutdown is signalled.* |
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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 // INCLUDE FILES |
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20 #include "CCseSemaphoreController.h" |
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21 #include "MCseSemaphoreSignalObserver.h" |
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22 #include "CseDebug.h" // Debug macros |
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23 |
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24 |
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25 |
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26 // EXTERNAL DATA STRUCTURES |
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27 // None |
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28 |
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29 // EXTERNAL FUNCTION PROTOTYPES |
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30 // None |
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31 |
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32 // CONSTANTS |
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33 // None |
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34 |
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35 // MACROS |
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36 // None |
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37 |
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38 // LOCAL CONSTANTS AND MACROS |
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39 static TUint KCSeSemaphorePollingInterval = 5000; |
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40 |
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41 // MODULE DATA STRUCTURES |
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42 // None |
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43 |
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44 // LOCAL FUNCTION PROTOTYPES |
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45 // None |
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46 |
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47 // FORWARD DECLARATIONS |
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48 // None |
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49 |
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50 |
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51 // ============================ MEMBER FUNCTIONS =============================== |
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52 // --------------------------------------------------------------------------- |
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53 // CCseSchedulerTimer::CCseSemaphoreController() |
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54 // |
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55 // --------------------------------------------------------------------------- |
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56 CCseSemaphoreController::CCseSemaphoreController( RSemaphore& aSemaphore, |
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57 MCseSemaphoreSignalObserver& aObserver ) |
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58 : CTimer( EPriorityNormal ), |
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59 iSemaphore( aSemaphore ), |
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60 iObserver( aObserver ), |
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61 iInterval( KCSeSemaphorePollingInterval ) |
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62 |
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63 |
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64 { |
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65 CSELOGSTRING_HIGH_LEVEL(">>>CCseSemaphoreController::CCseSemaphoreController"); |
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66 |
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67 CSELOGSTRING_HIGH_LEVEL("<<<CCseSemaphoreController::CCseSemaphoreController"); |
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68 } |
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69 |
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70 // --------------------------------------------------------------------------- |
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71 // CCseSchedulerTimer::~CCseSemaphoreController() |
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72 // |
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73 // --------------------------------------------------------------------------- |
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74 CCseSemaphoreController::~CCseSemaphoreController() |
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75 { |
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76 CSELOGSTRING_HIGH_LEVEL(">>>CCseSemaphoreController::~CCseSemaphoreController"); |
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77 |
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78 Cancel(); |
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79 |
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80 CSELOGSTRING_HIGH_LEVEL("<<<CCseSemaphoreController::~CCseSemaphoreController"); |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // CCseSchedulerTimer::NewL() |
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85 // |
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86 // --------------------------------------------------------------------------- |
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87 CCseSemaphoreController* CCseSemaphoreController::NewL( RSemaphore& aSemaphore, |
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88 MCseSemaphoreSignalObserver& aObserver ) |
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89 { |
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90 CSELOGSTRING_HIGH_LEVEL(">>>CCseSemaphoreController::NewL"); |
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91 |
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92 // Symbian C++ constructor |
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93 CCseSemaphoreController* self = new ( ELeave ) CCseSemaphoreController( aSemaphore, |
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94 aObserver ); |
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95 CleanupStack::PushL( self ); |
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96 self->ConstructL(); |
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97 CleanupStack::Pop( self ); |
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98 |
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99 CSELOGSTRING_HIGH_LEVEL("<<<CCseSemaphoreController::NewL"); |
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100 return self; |
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101 } |
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102 |
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103 // --------------------------------------------------------------------------- |
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104 // CCseSemaphoreController::ConstructL() |
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105 // |
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106 // --------------------------------------------------------------------------- |
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107 void CCseSemaphoreController::ConstructL() |
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108 { |
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109 CSELOGSTRING_HIGH_LEVEL(">>>CCseSemaphoreController::ConstructL"); |
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110 |
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111 CTimer::ConstructL(); |
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112 CActiveScheduler::Add( this ); |
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113 |
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114 CSELOGSTRING_HIGH_LEVEL("<<<CCseSemaphoreController::ConstructL"); |
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115 } |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CCseSemaphoreController::Start |
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119 // |
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120 // ----------------------------------------------------------------------------- |
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121 // |
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122 void CCseSemaphoreController::Start( ) |
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123 { |
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124 Cancel(); |
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125 |
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126 After( TTimeIntervalMicroSeconds32( iInterval ) ); |
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127 } |
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128 |
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129 // ----------------------------------------------------------------------------- |
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130 // CCseSemaphoreController::Stop |
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131 // |
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132 // ----------------------------------------------------------------------------- |
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133 // |
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134 void CCseSemaphoreController::Stop( ) |
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135 { |
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136 Cancel(); |
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137 } |
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138 |
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139 // ----------------------------------------------------------------------------- |
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140 // CCseSemaphoreController::SetInterval |
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141 // |
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142 // ----------------------------------------------------------------------------- |
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143 // |
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144 void CCseSemaphoreController::SetInterval( TUint aInterval ) |
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145 { |
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146 iInterval = aInterval; |
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147 } |
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148 |
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149 // ----------------------------------------------------------------------------- |
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150 // CCseSemaphoreController::RunL |
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151 // |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 void CCseSemaphoreController::RunL( ) |
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155 { |
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156 // Check if shutdown is signalled |
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157 if( KErrNone == iSemaphore.Wait( 1 ) ) |
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158 { |
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159 CSELOGSTRING_HIGH_LEVEL("CCseSemaphoreController::RunL - Semaphore signalled, inform observer"); |
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160 // Shutdown signalled, start taking down the plugin |
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161 iObserver.SemaphoreSignalled(); |
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162 Cancel(); |
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163 } |
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164 else |
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165 { |
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166 // If not, start again. |
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167 Start(); |
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168 } |
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169 } |
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170 |
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171 |
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172 |
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173 // End of file |