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1 /* |
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2 * Copyright (c) 2010 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: Declaration of location requestor class. |
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15 * |
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16 */ |
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17 |
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18 #ifndef POSINDICATORLOCATIONREQUESTOR_H |
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19 #define POSINDICATORLOCATIONREQUESTOR_H |
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20 |
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21 #include <lbs.h> |
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22 #include <lbssatellite.h> |
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23 #include <EPos_CPosLandmark.h> |
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24 #include "posreversegeocodeinterface.h" |
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25 |
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26 class CPosIndicatorLocationRequestor : public CActive, |
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27 public MPosReverseGeocodeObserver |
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28 { |
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29 /** |
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30 * This defines the different states of location requestor |
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31 */ |
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32 enum TOperation |
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33 { |
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34 /** |
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35 * Idle state |
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36 */ |
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37 ENone, |
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38 |
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39 /** |
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40 * Acquiring last known position |
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41 */ |
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42 ELastKnownPosition, |
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43 |
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44 /** |
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45 * During acquiring location |
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46 */ |
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47 ECurrentPosition, |
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48 |
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49 /** |
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50 * During acquiring address. |
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51 */ |
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52 ECurrentAddress |
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53 }; |
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54 public: |
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55 /** |
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56 * Factory function that instantiates an object |
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57 * of CPosIndicatorLocationRequestor |
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58 */ |
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59 static CPosIndicatorLocationRequestor* NewL(); |
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60 |
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61 /** |
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62 * Destructor |
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63 */ |
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64 ~CPosIndicatorLocationRequestor(); |
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65 |
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66 /** |
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67 * Gets current position |
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68 */ |
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69 void GetCurrentPosition( const RMessage2& aMessage ); |
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70 |
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71 /** |
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72 * Gets current address info size. |
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73 */ |
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74 void GetCurrentAddressInfoSizeL( const RMessage2& aMessage ); |
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75 |
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76 /** |
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77 * Gets current address info. |
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78 */ |
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79 void GetCurrentAddressInfoL( const RMessage2& aMessage ); |
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80 |
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81 /** |
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82 * Cancels outstanding request |
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83 */ |
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84 void CancelRequest( const RMessage2& aMessage ); |
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85 |
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86 |
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87 public: // From MPosReverseGeocodeObserver |
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88 virtual void ReverseGeocodeComplete( TInt aErrorcode ); |
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89 |
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90 protected: // From CActive |
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91 void RunL(); |
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92 |
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93 void DoCancel(); |
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94 |
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95 private: |
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96 /** |
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97 * Default constructor. |
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98 */ |
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99 CPosIndicatorLocationRequestor(); |
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100 |
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101 /** |
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102 * 2nd phase constructor for instantiating member variables |
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103 */ |
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104 void ConstructL(); |
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105 |
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106 |
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107 private: // Data members |
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108 /** |
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109 * Queue of position request |
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110 */ |
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111 RArray<RMessage2> iPositionRequestQueue; |
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112 |
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113 /** |
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114 * Queue of address request |
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115 */ |
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116 RArray<RMessage2> iAddressRequestQueue; |
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117 /** |
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118 * Handle to the location server interface |
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119 */ |
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120 RPositionServer iPosServer; |
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121 |
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122 /** |
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123 * Handle to create a subsession with the location sever |
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124 */ |
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125 RPositioner iPositioner; |
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126 |
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127 /** |
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128 * Pointer to reverse geo-coding plugin object |
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129 * Own |
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130 */ |
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131 CPosReverseGeocodeInterface* iReverseGeoCodeInterface; |
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132 |
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133 /** |
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134 * Pointer to landmark object |
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135 * Own |
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136 */ |
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137 CPosLandmark* iLandmark; |
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138 |
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139 /** |
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140 * Pointer to landmarks package. |
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141 * Own |
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142 */ |
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143 HBufC8* iLandmarkPackage; |
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144 |
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145 /** |
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146 * Last known position |
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147 */ |
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148 TPositionInfo iLastKnownInfo; |
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149 |
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150 /** |
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151 * Requested satellite info. |
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152 */ |
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153 TPositionSatelliteInfo iPositionInfo; |
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154 |
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155 /** |
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156 * Current operation that is progress. |
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157 */ |
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158 TOperation iOperation; |
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159 }; |
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160 |
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161 #endif /* POSINDICATORLOCATIONREQUESTOR_H */ |