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: CCamCameraControllerActive class implementation. |
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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 #include <e32base.h> |
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21 #include "camcameracontroller.pan" |
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22 #include "camlogging.h" |
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23 #include "camcameracontroller.h" |
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24 #include "camcameracontrolleractive.h" |
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25 |
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26 using namespace NCamCameraController; |
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27 |
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28 |
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29 // =========================================================================== |
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30 // Costructors and destructor |
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31 |
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32 // --------------------------------------------------------------------------- |
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33 // 2 phase constructor <<static>> |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 CCamCameraControllerActive* |
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37 CCamCameraControllerActive::NewL( CCamCameraController& aController, |
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38 TInt aPriority ) |
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39 { |
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40 CCamCameraControllerActive* self = |
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41 new (ELeave) CCamCameraControllerActive( aController, aPriority ); |
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42 |
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43 CleanupStack::PushL( self ); |
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44 self->ConstructL(); |
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45 CleanupStack::Pop( self ); |
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46 |
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47 return self; |
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48 } |
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49 |
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50 |
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51 // --------------------------------------------------------------------------- |
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52 // Destructor <<virtual>> |
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53 // --------------------------------------------------------------------------- |
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54 // |
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55 CCamCameraControllerActive::~CCamCameraControllerActive() |
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56 { |
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57 PRINT( _L("Camera => ~CCamCameraControllerActive") ); |
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58 Cancel(); |
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59 PRINT( _L("Camera <= ~CCamCameraControllerActive") ); |
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60 } |
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61 |
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62 |
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63 // --------------------------------------------------------------------------- |
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64 // 2nd phase constructor |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 void |
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68 CCamCameraControllerActive::ConstructL() |
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69 { |
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70 CActiveScheduler::Add( this ); |
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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 // 1st phase constructor |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 CCamCameraControllerActive |
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79 ::CCamCameraControllerActive( CCamCameraController& aController, |
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80 TInt aPriority ) |
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81 : CActive( aPriority ), |
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82 iController( aController ) |
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83 { |
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84 } |
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85 |
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86 // =========================================================================== |
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87 // From CActive |
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88 |
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89 // --------------------------------------------------------------------------- |
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90 // DoCancel <<virtual>> |
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91 // --------------------------------------------------------------------------- |
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92 // |
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93 void |
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94 CCamCameraControllerActive::DoCancel() |
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95 { |
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96 HandleError( KErrCancel ); |
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97 } |
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98 |
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99 // --------------------------------------------------------------------------- |
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100 // RunL <<virtual>> |
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101 // --------------------------------------------------------------------------- |
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102 // |
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103 void |
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104 CCamCameraControllerActive::RunL() |
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105 { |
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106 PRINT( _L("Camera => CCamCameraControllerActive::RunL") ); |
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107 User::LeaveIfError( iStatus.Int() ); |
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108 |
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109 TInt more = iController.ProcessNextRequestL(); |
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110 |
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111 if( more ) |
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112 { |
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113 IssueRequest(); |
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114 } |
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115 else |
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116 { |
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117 // No more callbacks needed atleast for now. |
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118 } |
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119 PRINT( _L("Camera <= CCamCameraControllerActive::RunL") ); |
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120 } |
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121 |
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122 // --------------------------------------------------------------------------- |
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123 // RunError <<virtual>> |
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124 // |
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125 // Called when leave occurs in RunL |
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126 // --------------------------------------------------------------------------- |
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127 // |
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128 TInt |
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129 CCamCameraControllerActive::RunError( TInt aError ) |
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130 { |
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131 PRINT1( _L("Camera => CCamCameraControllerActive::RunError, error:%d"), aError ); |
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132 |
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133 HandleError( aError ); |
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134 |
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135 PRINT( _L("Camera <= CCamCameraControllerActive::RunError") ); |
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136 return KErrNone; |
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137 } |
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138 |
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139 // =========================================================================== |
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140 // New methods |
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141 |
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142 // --------------------------------------------------------------------------- |
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143 // IssueRequest |
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144 // --------------------------------------------------------------------------- |
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145 // |
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146 void |
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147 CCamCameraControllerActive::IssueRequest() |
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148 { |
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149 PRINT( _L("Camera => CCamCameraControllerActive::IssueRequest") ); |
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150 |
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151 __ASSERT_ALWAYS( !IsActive(), Panic( ECamCameraControllerBusy ) ); |
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152 |
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153 // Set RunL to be called as soon as possible |
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154 TRequestStatus* status = &iStatus; |
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155 User::RequestComplete( status, KErrNone ); |
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156 SetActive(); |
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157 |
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158 PRINT( _L("Camera <= CCamCameraControllerActive::IssueRequest") ); |
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159 } |
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160 |
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161 |
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162 // --------------------------------------------------------------------------- |
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163 // HandleError |
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164 // --------------------------------------------------------------------------- |
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165 // |
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166 void |
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167 CCamCameraControllerActive::HandleError( TInt aStatus ) |
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168 { |
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169 iController.EndSequence( aStatus ); |
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170 } |
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171 |
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172 // =========================================================================== |
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173 // end of file |
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