1 /* |
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2 * Copyright (c) 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: Implementation of COMASuplPosSessionBase |
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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 #ifndef C_COMASUPLPOSSESSION_H |
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20 #define C_COMASUPLPOSSESSION_H |
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21 |
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22 |
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23 #include <lbs/epos_comasuplpossessionbase.h> |
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24 |
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25 |
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26 /** |
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27 * Reference implementation of COMASuplPosSessionBase |
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28 * @since S60 3.1u |
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29 */ |
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30 class COMASuplPosSession : public COMASuplPosSessionBase |
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31 , public virtual CActive |
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32 { |
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33 |
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34 public: // Constructors and destructor |
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35 |
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36 /** |
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37 * Factory function that instantiates a new object of COMASuplPosSession |
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38 * |
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39 * @since S60 v3.1u |
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40 */ |
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41 static COMASuplPosSessionBase* NewL( MOMASuplObserver* aSuplObserver ); |
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42 |
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43 /** |
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44 * Destructor |
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45 * |
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46 * @since S60 v3.0 |
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47 */ |
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48 ~COMASuplPosSession(); |
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49 |
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50 public: |
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51 |
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52 /** |
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53 * From COMASuplPosSessionBase |
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54 * Initializes the instance of COMASuplPosSession |
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55 * @since S60 v3.1u |
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56 */ |
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57 void InitializeL( const TInt aRequestID, TRequestStatus &aStatus ); |
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58 |
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59 /** |
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60 * From COMASuplPosSessionBase |
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61 * Cancels an outstanding request to initialize |
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62 * @since S60 v3.1u |
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63 */ |
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64 void CancelInitialize(); |
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65 |
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66 /** |
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67 * From COMASuplPosSessionBase |
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68 * Handles SUPL POS payload |
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69 * @since S60 v3.1u |
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70 */ |
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71 void HandleSuplPosMessageL( const COMASuplPosPayload *aPosPayload ); |
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72 |
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73 /** |
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74 * From COMASuplPosSessionBase |
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75 * Provides different POS parameters to the SUPL FW |
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76 * @since S60 v3.1u |
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77 */ |
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78 void GetSuplInfoL( COMASuplInfoRequestList *aInfoRequestList, |
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79 TRequestStatus &aStatus ); |
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80 |
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81 /** |
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82 * From COMASuplPosSessionBase |
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83 * Cancels an outstanding request to GetSuplInfoL |
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84 * @since S60 v3.1u |
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85 */ |
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86 void CancelSuplInfoRequest(); |
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87 |
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88 /** |
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89 * From COMASuplPosSessionBase |
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90 * Provides position estimates to the SUPL FW |
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91 * @since S60 v3.1u |
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92 */ |
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93 void GetPositionL( TRequestStatus &aStatus, |
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94 COMASuplPosition* aPosition ); |
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95 |
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96 /** |
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97 * From COMASuplPosSessionBase |
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98 * Cancels an outstanding request to GetPositionL |
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99 * @since S60 v3.1u |
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100 */ |
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101 void CancelGetPosition(); |
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102 |
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103 /** |
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104 * From COMASuplPosSessionBase |
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105 * Terminates a SUPL POS Session |
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106 * @since S60 v3.1u |
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107 */ |
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108 void SessionEnd(); |
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109 |
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110 |
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111 private: |
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112 |
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113 /** |
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114 * Creates an IPC connection with the SUPL gateway, forwards |
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115 * the request and terminates the connection |
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116 * @since S60 v3.1u |
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117 */ |
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118 COMASuplPosSession( MOMASuplObserver* aSuplObserver ); |
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119 |
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120 /** |
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121 * From CActive |
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122 * Request completion event handler |
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123 * @since S60 v3.1u |
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124 */ |
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125 void RunL(); |
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126 |
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127 /** |
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128 * From CActive |
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129 * Called to cancel outanding requests |
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130 * @since S60 v3.1u |
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131 */ |
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132 void DoCancel(); |
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133 |
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134 /** |
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135 * From CActive |
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136 * Called to handle leave in RunL |
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137 * @since S60 v3.1u |
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138 */ |
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139 TInt RunError(TInt aError); |
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140 /** |
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141 * Completes an asynchronous request with KErrNone |
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142 * @since S60 v3.1u |
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143 */ |
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144 void IdleComplete(); |
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145 |
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146 /** |
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147 * Cancels an outstanding request |
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148 * @since S60 v3.1u |
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149 */ |
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150 void CancelRequest(); |
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151 |
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152 private: |
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153 |
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154 /** |
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155 * State information of an instance of COMASuplPosSession |
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156 */ |
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157 enum TPosSessionState |
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158 { |
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159 EInitialize, |
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160 EGetSuplInfo, |
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161 EGetPosition |
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162 }; |
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163 |
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164 /** |
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165 * Contains the client request status |
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166 */ |
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167 TRequestStatus* iClientStatus; |
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168 |
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169 /** |
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170 * Contains the request ID |
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171 */ |
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172 TInt iRequestID; |
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173 |
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174 /** |
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175 * A flag field to determine if the instance of COMASuplPosSession |
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176 * was initialized |
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177 */ |
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178 TBool iIsInitialized; |
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179 |
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180 /** |
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181 * Data field to hold the state information |
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182 */ |
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183 TPosSessionState iState; |
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184 |
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185 /** |
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186 * Data field to hold the position estimates. The ownership of this |
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187 * object is not taken. |
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188 */ |
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189 COMASuplPosition* iPosition; |
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190 |
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191 /** |
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192 * Data field to hold the SUPL Info Request List. The ownership |
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193 * of this object is not taken. |
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194 */ |
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195 COMASuplInfoRequestList* iSuplInfoReqList; |
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196 |
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197 /** |
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198 * Data field to hold the payload information. The instance of |
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199 * COMASuplPosSession instantiates this object and also takes |
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200 * ownership of the same. |
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201 */ |
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202 COMASuplPosPayload* iPosPayload; |
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203 |
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204 }; |
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205 |
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206 |
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207 #endif // C_COMASUPLPOSSESSION_H |
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