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 "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: Listner for getting the System of measurment settings using cRepository |
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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 // System Include |
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21 #include <centralrepository.h> |
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22 #include <locnotprefplugindomaincrkeys.h> |
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23 |
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24 // INCLUDE FILES |
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25 #include "CBlidMeasurementSettingListener.h" |
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26 |
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27 // CONSTANTS |
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28 |
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29 |
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30 // ============================ MEMBER FUNCTIONS ============================== |
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31 |
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32 // --------------------------------------------------------------------------- |
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33 // CBlidMeasurementSettingListener::CBlidMeasurementSettingListener |
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34 // Overloaded Constructor |
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35 // |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 CBlidMeasurementSettingListener::CBlidMeasurementSettingListener( |
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39 MBlidMeasurementSettings& aListenerObsrv ) |
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40 :CActive(EPriorityStandard), |
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41 iObserver(aListenerObsrv) |
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42 { |
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43 } |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener |
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47 // Destructor |
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48 // |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 CBlidMeasurementSettingListener::~CBlidMeasurementSettingListener() |
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52 { |
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53 Cancel(); |
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54 |
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55 delete iRepository; |
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56 iRepository = NULL; |
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57 } |
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58 |
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59 // --------------------------------------------------------------------------- |
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60 // CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL |
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61 // Creates new Systen of Measurement adapter |
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62 // --------------------------------------------------------------------------- |
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63 // |
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64 CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewL( |
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65 MBlidMeasurementSettings& aListenerObsrv ) |
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66 { |
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67 CBlidMeasurementSettingListener* self = |
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68 CBlidMeasurementSettingListener::NewLC( aListenerObsrv ); |
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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 // CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC |
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75 // Creates new Systen of Measurement Listener. Leaves the object on the clean-up |
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76 // stack |
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77 // --------------------------------------------------------------------------- |
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78 // |
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79 CBlidMeasurementSettingListener* CBlidMeasurementSettingListener::NewLC( |
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80 MBlidMeasurementSettings& aListenerObsrv ) |
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81 { |
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82 CBlidMeasurementSettingListener* self = |
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83 new(ELeave) CBlidMeasurementSettingListener( aListenerObsrv ); |
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84 CleanupStack::PushL(self); |
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85 self->ConstructL(); |
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86 return self; |
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87 } |
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88 |
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89 // --------------------------------------------------------------------------- |
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90 // void CBlidMeasurementSettingListener::ConstructL |
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91 // Second Phase Constructor |
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92 // |
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93 // --------------------------------------------------------------------------- |
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94 // |
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95 void CBlidMeasurementSettingListener::ConstructL() |
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96 { |
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97 CActiveScheduler::Add( this ); |
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98 |
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99 // Create the Central repository object for manipulating Avkon Central |
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100 // repository for System of measurements settings |
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101 iRepository = CRepository::NewL(TUid::Uid( KCRUidLocNotationPref )); |
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102 |
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103 StartNotification(); |
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104 } |
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105 |
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106 // --------------------------------------------------------------------------- |
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107 // TReal32 CBlidMeasurementSettingListener::SysofMeasurementL |
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108 // Returns the current value of the System of measurements settings |
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109 // |
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110 // @return TReal32 Current value of the System of measurements settings |
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111 // --------------------------------------------------------------------------- |
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112 // |
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113 TReal32 CBlidMeasurementSettingListener::SysofMeasurementL() |
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114 { |
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115 |
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116 TInt settingsValue = 0; |
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117 User::LeaveIfError( iRepository->Get( KLocSystemofMeasurements, |
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118 settingsValue )); |
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119 return ( static_cast<TReal32>( settingsValue )); |
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120 } |
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121 |
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122 |
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123 // -------------------------------------------------------------------------- |
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124 // void CBlidMeasurementSettingListener::RunL |
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125 // Inherited from CActive |
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126 // |
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127 // --------------------------------------------------------------------------- |
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128 // |
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129 void CBlidMeasurementSettingListener::RunL() |
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130 { |
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131 // Issue Notification |
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132 iObserver.HandleSysMeasureValueL(); |
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133 |
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134 // Schedule for listening to change events again |
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135 StartNotification(); |
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136 } |
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137 |
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138 // -------------------------------------------------------------------------- |
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139 // void CBlidMeasurementSettingListener::DoCancel |
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140 // Inherited from CActive |
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141 // |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 void CBlidMeasurementSettingListener::DoCancel() |
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145 { |
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146 // Cancel the outstanding CR notification request |
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147 iRepository->NotifyCancel( KLocSystemofMeasurements ); |
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148 } |
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149 |
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150 // -------------------------------------------------------------------------- |
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151 // void CBlidMeasurementSettingListener::StartNotification |
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152 // Start notification from the Central repository server for any changes in the |
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153 // System of measurements key value |
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154 // |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 void CBlidMeasurementSettingListener::StartNotification() |
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158 { |
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159 if( !IsActive()) |
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160 { |
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161 iStatus = KRequestPending; |
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162 // Request for notification |
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163 iRepository->NotifyRequest( KLocSystemofMeasurements, iStatus); |
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164 SetActive(); |
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165 } |
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166 } |
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167 |
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168 // End of File |
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169 |
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