1 /* |
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2 * Copyright (c) 2005-2006 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: CMnNavigator 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 #include <e32base.h> |
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20 #include <e32math.h> |
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21 #include <AknServerApp.h> |
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22 #include <apaserverapp.h> |
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23 |
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24 #include <lbsfields.h> |
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25 #include <lbsfieldids.h> |
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26 #include <EPos_CPosLandmark.h> |
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27 |
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28 #include "mnprovider.h" |
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29 #include "mnnavigationserviceclient.h" |
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30 #include "mnnavigator.h" |
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31 |
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32 // ======== MEMBER FUNCTIONS ======== |
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33 |
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34 // --------------------------------------------------------------------------- |
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35 // --------------------------------------------------------------------------- |
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36 // |
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37 CMnNavigator::CMnNavigator() |
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38 { |
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39 } |
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40 |
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41 // --------------------------------------------------------------------------- |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 EXPORT_C CMnNavigator* CMnNavigator::NewL( CMnProvider& aProvider ) |
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45 { |
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46 CMnNavigator* self = new (ELeave) CMnNavigator; |
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47 CleanupStack::PushL( self ); |
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48 self->ConstructNewL( aProvider ); |
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49 CleanupStack::Pop( self ); |
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50 return self; |
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51 } |
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52 |
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53 // --------------------------------------------------------------------------- |
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54 // --------------------------------------------------------------------------- |
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55 // |
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56 EXPORT_C CMnNavigator* CMnNavigator::NewChainedL( CMnProvider& aProvider ) |
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57 { |
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58 CMnNavigator* self = new (ELeave) CMnNavigator; |
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59 CleanupStack::PushL( self ); |
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60 self->ConstructChainedL( aProvider ); |
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61 CleanupStack::Pop( self ); |
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62 return self; |
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63 } |
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64 |
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65 // --------------------------------------------------------------------------- |
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66 // --------------------------------------------------------------------------- |
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67 // |
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68 void CMnNavigator::ConstructCommonL( CMnProvider& aProvider ) |
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69 { |
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70 if ( !( aProvider.SupportedServices() & CMnProvider::EServiceNavigation ) ) |
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71 { |
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72 User::Leave( KErrNotSupported ); |
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73 } |
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74 |
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75 iSession = new (ELeave) RMnNavigationServiceClient; |
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76 } |
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77 |
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78 // --------------------------------------------------------------------------- |
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79 // --------------------------------------------------------------------------- |
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80 // |
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81 void CMnNavigator::ConstructNewL( CMnProvider& aProvider ) |
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82 { |
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83 ConstructCommonL( aProvider ); |
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84 iSession->ConnectL( aProvider.Uid() ); |
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85 } |
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86 |
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87 // --------------------------------------------------------------------------- |
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88 // --------------------------------------------------------------------------- |
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89 // |
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90 void CMnNavigator::ConstructChainedL( CMnProvider& aProvider ) |
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91 { |
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92 ConstructCommonL( aProvider ); |
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93 iSession->ConnectChainedL( aProvider.Uid() ); |
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94 } |
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95 |
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96 // --------------------------------------------------------------------------- |
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97 // --------------------------------------------------------------------------- |
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98 // |
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99 EXPORT_C CMnNavigator::~CMnNavigator() |
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100 { |
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101 delete iExitMonitor; |
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102 if ( iSession ) |
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103 { |
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104 iSession->Close(); |
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105 delete iSession; |
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106 } |
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107 } |
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108 |
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109 // --------------------------------------------------------------------------- |
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110 // --------------------------------------------------------------------------- |
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111 // |
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112 EXPORT_C void CMnNavigator::NavigateToL(const CPosLandmark& aDestination) |
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113 { |
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114 // verify that destination landmark has coordinates |
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115 TLocality loc; |
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116 TBool valid = (KErrNone == aDestination.GetPosition( loc ) ); |
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117 valid &= !Math::IsNaN( loc.Latitude() ) && !Math::IsNaN( loc.Longitude() ); |
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118 |
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119 if ( !valid ) |
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120 { |
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121 // verify that destination landmark has address info |
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122 TPositionFieldId fieldId = aDestination.FirstPositionFieldId(); |
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123 while ( fieldId != EPositionFieldNone ) |
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124 { |
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125 if ( fieldId > EPositionFieldAddressCapabilitiesBegin && |
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126 fieldId < EPositionFieldNMEACapabilitiesBegin) |
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127 { |
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128 TPtrC field; |
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129 aDestination.GetPositionField( fieldId, field ); |
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130 if ( field.Length() ) |
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131 { |
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132 valid = ETrue; |
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133 break; |
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134 } |
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135 } |
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136 fieldId = aDestination.NextPositionFieldId( fieldId ); |
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137 } |
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138 } |
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139 |
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140 if ( valid ) |
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141 { |
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142 iSession->NavigateToL( aDestination ); |
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143 } |
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144 else |
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145 { |
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146 User::Leave( KErrArgument ); |
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147 } |
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148 } |
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149 |
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150 // --------------------------------------------------------------------------- |
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151 // --------------------------------------------------------------------------- |
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152 // |
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153 EXPORT_C void CMnNavigator::SetExitObserverL( MAknServerAppExitObserver& aObserver ) |
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154 { |
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155 if ( iExitMonitor ) |
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156 { |
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157 User::Leave( KErrAlreadyExists ); |
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158 } |
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159 else |
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160 { |
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161 iExitMonitor = CApaServerAppExitMonitor::NewL( |
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162 *iSession, aObserver, CActive::EPriorityStandard ); |
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163 } |
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164 } |
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165 |
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166 // --------------------------------------------------------------------------- |
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167 // --------------------------------------------------------------------------- |
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168 // |
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169 EXPORT_C void CMnNavigator::RemoveExitObserver() |
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170 { |
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171 delete iExitMonitor; |
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172 iExitMonitor = NULL; |
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173 } |
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