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1 /* |
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2 * Copyright (c) 2007 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: Timeout controller |
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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 "TimeoutController.h" |
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20 #include "debug.h" |
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21 |
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22 /* |
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23 ------------------------------------------------------------------------------- |
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24 Class: CSimpleTimeout |
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25 Method: CSimpleTimeout |
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26 Description: Default constructor |
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27 C++ default constructor can NOT contain any code, that might leave. |
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28 Parameters: None |
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29 Return Values: None |
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30 Errors/Exceptions: None |
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31 Status: Approved |
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32 ------------------------------------------------------------------------------- |
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33 */ |
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34 CSimpleTimeout::CSimpleTimeout() : CActive (CActive::EPriorityStandard) |
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35 { |
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36 FTRACE(FPrint(_L("CSimpleTimeout::CSimpleTimeout"))); |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CSimpleTimeout::ConstructL() |
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41 // Symbian OS second phase constructor. |
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42 // ----------------------------------------------------------------------------- |
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43 // |
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44 void CSimpleTimeout::ConstructL( MTimeoutObserver* aObserver, |
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45 CStifLogger* aLogger) |
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46 { |
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47 FTRACE(FPrint(_L("CSimpleTimeout::ConstructL"))); |
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48 iObserver = aObserver; |
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49 iLog = aLogger; |
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50 iTimer.CreateLocal(); |
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51 iTestCaseTimeout = 0; // Initialize |
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52 |
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53 // Add to active scheduler |
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54 CActiveScheduler::Add ( this ); |
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55 } |
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56 |
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57 // ----------------------------------------------------------------------------- |
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58 // CSimpleTimeout::NewL() |
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59 // Two-phased constructor. |
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60 // Returns: CSimpleTimeout* : pointer to created object |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 CSimpleTimeout* CSimpleTimeout::NewL( MTimeoutObserver* aTestClass, |
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64 CStifLogger* aLogger) |
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65 { |
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66 FTRACE(FPrint(_L("CSimpleTimeout::NewL"))); |
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67 CSimpleTimeout* self = new ( ELeave ) CSimpleTimeout(); |
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68 CleanupStack::PushL( self ); |
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69 self->ConstructL( aTestClass, aLogger); |
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70 CleanupStack::Pop( self ); |
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71 return self; |
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72 |
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73 } |
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74 |
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75 // ----------------------------------------------------------------------------- |
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76 // CSimpleTimeout::~CSimpleTimeout() |
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77 // Destructor. |
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78 // ----------------------------------------------------------------------------- |
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79 // |
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80 CSimpleTimeout::~CSimpleTimeout() |
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81 { |
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82 FTRACE(FPrint(_L("CSimpleTimeout::~CSimpleTimeout"))); |
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83 Cancel(); |
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84 iTimer.Close(); |
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85 } |
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86 |
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87 // ----------------------------------------------------------------------------- |
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88 // CSimpleTimeout::Start() |
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89 // Start timeout counting. |
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90 // ----------------------------------------------------------------------------- |
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91 // |
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92 void CSimpleTimeout::Start(TTimeIntervalMicroSeconds aTimeout) |
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93 { |
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94 FTRACE(FPrint(_L("CSimpleTimeout::Start"))); |
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95 if (IsActive()) |
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96 { |
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97 Cancel(); |
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98 } |
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99 |
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100 // Request timer |
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101 TTime endTime; |
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102 endTime.HomeTime(); |
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103 endTime = endTime + aTimeout; |
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104 |
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105 TInt64 miliseconds = aTimeout.Int64(); |
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106 miliseconds /= 1000; |
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107 |
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108 TBuf<30> dateString; |
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109 endTime.FormatL(dateString, KFormatTimeStamp); |
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110 iLog->Log(_L("Timer=%LD ms, EndTime=%S"), miliseconds, &dateString); |
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111 |
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112 // Store absolute timeout |
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113 iTestCaseTimeout = endTime; |
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114 |
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115 // Taken from STIF engine |
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116 // Note: iTimer.After() method cannot use because there needed |
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117 // TTimeIntervalMicroSeconds32 and it is 32 bit. So then cannot create |
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118 // timeout time that is long enough. At() uses 64 bit value=>Long enough. |
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119 iTimer.At( iStatus, endTime ); |
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120 SetActive(); |
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121 } |
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122 |
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123 // ----------------------------------------------------------------------------- |
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124 // CSimpleTimeout::Stop() |
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125 // Start timeout counting. |
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126 // ----------------------------------------------------------------------------- |
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127 // |
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128 void CSimpleTimeout::Stop() |
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129 { |
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130 FTRACE(FPrint(_L("CSimpleTimeout::Stop"))); |
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131 if (IsActive()) |
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132 { |
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133 Cancel(); |
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134 } |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CSimpleTimeout::RunL() |
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139 // RunL handles completed timeouts. |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 void CSimpleTimeout::RunL() |
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143 { |
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144 FTRACE(FPrint(_L("CSimpleTimeout::RunL"))); |
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145 iLog->Log(_L("CSimpleTimeout::RunL")); |
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146 TTime timeout; |
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147 timeout.HomeTime(); |
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148 // Handle the abort case when system time gets changed, but timeout is |
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149 // still valid. All other cases should timeout since they invalidate the |
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150 // logic of the timers. |
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151 if ( iStatus == KErrAbort) |
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152 { |
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153 if ( iTestCaseTimeout > timeout ) |
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154 { |
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155 RDebug::Print( _L( "Absolute timer still valid. Restaring timer. iStatus: %d" ), iStatus.Int() ); |
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156 // Start new timer |
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157 iStatus = KErrNone; // reset value |
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158 iTimer.At ( iStatus, iTestCaseTimeout ); // restart timer |
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159 SetActive(); |
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160 } |
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161 else |
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162 { |
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163 // Absolute timer no longer valid. Must timeout. |
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164 iLog->Log(_L("Absolute timeout no longer valid")); |
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165 iObserver->HandleTimeout(KErrNone); |
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166 } |
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167 |
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168 } |
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169 else |
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170 { |
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171 // Status was not KErrAbort. Timing out! |
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172 // iLog->Log(_L("CSimpleTimeout::RunL - Timeout !!"), iTimeout); |
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173 iLog->Log(_L("Timing out")); |
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174 iObserver->HandleTimeout(KErrNone); |
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175 } |
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176 |
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177 } |
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178 |
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179 // ----------------------------------------------------------------------------- |
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180 // CSimpleTimeout::DoCancel() |
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181 // Cancel active request. |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 void CSimpleTimeout::DoCancel() |
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185 { |
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186 FTRACE(FPrint(_L("CSimpleTimeout::DoCancel"))); |
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187 iTimer.Cancel(); |
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188 } |
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189 |
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190 // ----------------------------------------------------------------------------- |
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191 // CSimpleTimeout::RunError() |
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192 // Handle errors. Just let framework handle errors because |
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193 // RunL does not leave. |
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194 // Returns: Symbian OS error code |
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195 // ----------------------------------------------------------------------------- |
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196 // |
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197 TInt CSimpleTimeout::RunError( TInt aError ) |
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198 { |
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199 FTRACE(FPrint(_L("CSimpleTimeout::RunError"))); |
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200 iLog->Log(_L("Timeout error %d"), aError); |
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201 iObserver->HandleTimeout(aError); |
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202 return aError; |
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203 } |
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204 |