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1 /* |
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2 * Copyright (c) 2002 - 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 #include "timeoutcontroller.h" |
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19 #include "debug.h" |
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20 |
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21 /* |
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22 ------------------------------------------------------------------------------- |
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23 Class: CSimpleTimeout |
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24 Method: CSimpleTimeout |
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25 Description: Default constructor |
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26 C++ default constructor can NOT contain any code, that might leave. |
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27 Parameters: None |
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28 Return Values: None |
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29 Errors/Exceptions: None |
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30 Status: Approved |
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31 ------------------------------------------------------------------------------- |
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32 */ |
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33 CSimpleTimeout::CSimpleTimeout() : CActive (CActive::EPriorityStandard) |
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34 { |
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35 FTRACE(FPrint(_L("CSimpleTimeout::CSimpleTimeout"))); |
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36 } |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CSimpleTimeout::ConstructL() |
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40 // Symbian OS second phase constructor. |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 void CSimpleTimeout::ConstructL( MTimeoutObserver* aObserver, |
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44 CStifLogger* aLogger) |
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45 { |
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46 FTRACE(FPrint(_L("CSimpleTimeout::ConstructL"))); |
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47 iObserver = aObserver; |
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48 iLog = aLogger; |
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49 iTimer.CreateLocal(); |
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50 iTestCaseTimeout = 0; // Initialize |
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51 |
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52 // Add to active scheduler |
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53 CActiveScheduler::Add ( this ); |
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54 } |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // CSimpleTimeout::NewL() |
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58 // Two-phased constructor. |
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59 // Returns: CSimpleTimeout* : pointer to created object |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 CSimpleTimeout* CSimpleTimeout::NewL( MTimeoutObserver* aTestClass, |
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63 CStifLogger* aLogger) |
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64 { |
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65 FTRACE(FPrint(_L("CSimpleTimeout::NewL"))); |
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66 CSimpleTimeout* self = new ( ELeave ) CSimpleTimeout(); |
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67 CleanupStack::PushL( self ); |
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68 self->ConstructL( aTestClass, aLogger); |
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69 CleanupStack::Pop( self ); |
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70 return self; |
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71 |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CSimpleTimeout::~CSimpleTimeout() |
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76 // Destructor. |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 CSimpleTimeout::~CSimpleTimeout() |
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80 { |
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81 FTRACE(FPrint(_L("CSimpleTimeout::~CSimpleTimeout"))); |
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82 Cancel(); |
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83 iTimer.Close(); |
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84 } |
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85 |
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86 // ----------------------------------------------------------------------------- |
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87 // CSimpleTimeout::Start() |
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88 // Start timeout counting. |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 void CSimpleTimeout::Start(TTimeIntervalMicroSeconds aTimeout) |
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92 { |
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93 FTRACE(FPrint(_L("CSimpleTimeout::Start"))); |
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94 if (IsActive()) |
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95 { |
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96 Cancel(); |
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97 } |
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98 |
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99 // Request timer |
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100 TTime endTime; |
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101 endTime.HomeTime(); |
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102 endTime = endTime + aTimeout; |
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103 |
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104 TInt64 miliseconds = aTimeout.Int64(); |
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105 miliseconds /= 1000; |
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106 |
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107 TBuf<30> dateString; |
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108 endTime.FormatL(dateString, KFormatTimeStamp); |
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109 iLog->Log(_L("Timer=%LD ms, EndTime=%S"), miliseconds, &dateString); |
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110 |
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111 // Store absolute timeout |
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112 iTestCaseTimeout = endTime; |
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113 |
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114 // Taken from STIF engine |
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115 // Note: iTimer.After() method cannot use because there needed |
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116 // TTimeIntervalMicroSeconds32 and it is 32 bit. So then cannot create |
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117 // timeout time that is long enough. At() uses 64 bit value=>Long enough. |
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118 iTimer.At( iStatus, endTime ); |
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119 SetActive(); |
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120 } |
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121 |
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122 // ----------------------------------------------------------------------------- |
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123 // CSimpleTimeout::Stop() |
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124 // Start timeout counting. |
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125 // ----------------------------------------------------------------------------- |
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126 // |
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127 void CSimpleTimeout::Stop() |
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128 { |
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129 FTRACE(FPrint(_L("CSimpleTimeout::Stop"))); |
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130 if (IsActive()) |
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131 { |
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132 Cancel(); |
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133 } |
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134 } |
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135 |
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136 // ----------------------------------------------------------------------------- |
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137 // CSimpleTimeout::RunL() |
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138 // RunL handles completed timeouts. |
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139 // ----------------------------------------------------------------------------- |
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140 // |
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141 void CSimpleTimeout::RunL() |
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142 { |
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143 FTRACE(FPrint(_L("CSimpleTimeout::RunL"))); |
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144 iLog->Log(_L("CSimpleTimeout::RunL")); |
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145 TTime timeout; |
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146 timeout.HomeTime(); |
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147 // Handle the abort case when system time gets changed, but timeout is |
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148 // still valid. All other cases should timeout since they invalidate the |
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149 // logic of the timers. |
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150 if ( iStatus == KErrAbort) |
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151 { |
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152 if ( iTestCaseTimeout > timeout ) |
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153 { |
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154 RDebug::Print( _L( "Absolute timer still valid. Restaring timer. iStatus: %d" ), iStatus.Int() ); |
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155 // Start new timer |
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156 iStatus = KErrNone; // reset value |
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157 iTimer.At ( iStatus, iTestCaseTimeout ); // restart timer |
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158 SetActive(); |
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159 } |
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160 else |
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161 { |
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162 // Absolute timer no longer valid. Must timeout. |
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163 iLog->Log(_L("Absolute timeout no longer valid")); |
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164 iObserver->HandleTimeout(KErrNone); |
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165 } |
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166 |
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167 } |
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168 else |
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169 { |
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170 // Status was not KErrAbort. Timing out! |
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171 // iLog->Log(_L("CSimpleTimeout::RunL - Timeout !!"), iTimeout); |
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172 iLog->Log(_L("Timing out")); |
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173 iObserver->HandleTimeout(KErrNone); |
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174 } |
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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 // CSimpleTimeout::DoCancel() |
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180 // Cancel active request. |
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181 // ----------------------------------------------------------------------------- |
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182 // |
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183 void CSimpleTimeout::DoCancel() |
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184 { |
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185 FTRACE(FPrint(_L("CSimpleTimeout::DoCancel"))); |
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186 iTimer.Cancel(); |
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187 } |
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188 |
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189 // ----------------------------------------------------------------------------- |
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190 // CSimpleTimeout::RunError() |
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191 // Handle errors. Just let framework handle errors because |
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192 // RunL does not leave. |
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193 // Returns: Symbian OS error code |
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194 // ----------------------------------------------------------------------------- |
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195 // |
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196 TInt CSimpleTimeout::RunError( TInt aError ) |
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197 { |
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198 FTRACE(FPrint(_L("CSimpleTimeout::RunError"))); |
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199 iLog->Log(_L("Timeout error %d"), aError); |
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200 iObserver->HandleTimeout(aError); |
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201 return aError; |
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202 } |
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203 |