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1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 |
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17 |
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18 // INCLUDE FILES |
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19 #include "epos_cpospsyfixstatemanager.h" |
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20 #include "epos_cpospsylisthandler.h" |
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21 #include "epos_cpossingletonmanager.h" |
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22 #include "epos_cposfixstatetimer.h" |
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23 #include "epos_defaultproxycommon.h" |
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24 #include "epos_cposconstmanager.h" |
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25 #include "epos_mpospsyfixstatelistener.h" |
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26 |
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27 // ================= MEMBER FUNCTIONS ======================= |
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28 |
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29 // C++ default constructor can NOT contain any code, that |
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30 // might leave. |
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31 // |
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32 CPosPsyFixStateManager::CPosPsyFixStateManager() |
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33 { |
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34 } |
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35 |
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36 // EPOC default constructor can leave. |
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37 void CPosPsyFixStateManager::ConstructL() |
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38 { |
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39 TRACESTRING( "CPosPsyFixStateManager::ConstructL start... " ) |
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40 |
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41 iConstManager = CPosConstManager::GetInstanceL(); |
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42 |
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43 TRACESTRING( "CPosPsyFixStateManager::ConstructL end " ) |
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44 |
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45 } |
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46 |
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47 // --------------------------------------------------------- |
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48 // CPosPsyFixStateManager::GetInstanceL |
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49 // --------------------------------------------------------- |
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50 // |
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51 CPosPsyFixStateManager* CPosPsyFixStateManager::GetInstanceL() |
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52 { |
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53 CPosPsyFixStateManager* self = reinterpret_cast < CPosPsyFixStateManager* > |
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54 ( CPosSingletonManager::GetObject( |
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55 EPosSigletonObjectIdPsyFixStateManager ) ); |
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56 |
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57 if ( !self ) |
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58 { |
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59 //Construct a new object and store it to CPosSingletonManager |
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60 self = new ( ELeave ) CPosPsyFixStateManager; |
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61 CleanupStack::PushL(self); |
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62 self->ConstructL(); |
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63 CPosSingletonManager::SetObjectL( |
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64 self, |
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65 EPosSigletonObjectIdPsyFixStateManager ); |
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66 CleanupStack::Pop(self); |
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67 } |
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68 |
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69 self->iRefCount++; |
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70 |
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71 return self; |
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72 } |
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73 |
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74 // Destructor |
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75 CPosPsyFixStateManager::~CPosPsyFixStateManager() |
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76 { |
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77 TRACESTRING( "CPosPsyFixStateManager::destructor start... " ) |
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78 |
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79 if ( iConstManager ) |
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80 { |
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81 iConstManager->ReleaseInstance(); |
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82 } |
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83 |
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84 //Clear fix state timer |
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85 TInt count = iPsyStateArray.Count(); |
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86 for ( TInt i=0; i<count; i++) |
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87 { |
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88 delete iPsyStateArray[i].iTimer; |
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89 } |
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90 |
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91 iPsyStateArray.Close(); |
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92 iListenerArray.Close(); |
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93 |
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94 TRACESTRING( "CPosPsyFixStateManager::destructor end... " ) |
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95 } |
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96 |
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97 // --------------------------------------------------------- |
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98 // CPosPsyFixStateManager::ReleaseInstance |
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99 // --------------------------------------------------------- |
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100 // |
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101 void CPosPsyFixStateManager::ReleaseInstance() |
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102 { |
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103 iRefCount--; |
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104 if ( iRefCount == 0 ) |
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105 { |
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106 //We shall delete the instance |
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107 CPosSingletonManager::ReleaseObject( |
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108 EPosSigletonObjectIdPsyFixStateManager ); |
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109 } |
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110 } |
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111 |
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112 // --------------------------------------------------------- |
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113 // CPosPsyFixStateManager::AddListenerL |
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114 // --------------------------------------------------------- |
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115 // |
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116 void CPosPsyFixStateManager::AddListenerL( MPosPsyFixStateListener* aListener ) |
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117 { |
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118 User::LeaveIfError( iListenerArray.Append( aListener ) ); |
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119 } |
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120 |
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121 // --------------------------------------------------------- |
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122 // CPosPsyFixStateManager::RemoveListener |
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123 // --------------------------------------------------------- |
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124 // |
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125 void CPosPsyFixStateManager::RemoveListener( MPosPsyFixStateListener* aListener ) |
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126 { |
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127 TInt count = iListenerArray.Count(); |
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128 for ( TInt i=count -1; i>=0; i-- ) |
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129 { |
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130 if( iListenerArray[i] == aListener ) |
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131 { |
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132 iListenerArray.Remove( i ); |
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133 } |
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134 } |
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135 } |
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136 |
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137 // --------------------------------------------------------- |
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138 // CPosPsyFixStateManager::PsyLoadedL |
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139 // --------------------------------------------------------- |
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140 // |
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141 void CPosPsyFixStateManager::PsyLoadedL( |
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142 TPositionModuleId aPsyId ) |
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143 { |
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144 TRACESTRING( "CPosPsyFixStateManager::PsyLoadedL" ) |
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145 TRACESTRING2( "PSY: %x", aPsyId ) |
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146 if ( PsyIndex( aPsyId ) == KErrNotFound ) |
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147 { |
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148 //If PSY is not in the PSY state array, add PSY to |
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149 //the array and set the fix state as unkown. |
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150 CPosFixStateTimer* timer = CPosFixStateTimer::NewL( |
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151 aPsyId, |
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152 *this ); |
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153 CleanupStack::PushL( timer ); |
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154 |
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155 TPsyAndFixState fixAndState; |
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156 fixAndState.iPsyId = aPsyId; |
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157 fixAndState.iPsyState = EPsyFixStateUnknown; |
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158 fixAndState.iLocationRequestCount = 0; |
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159 fixAndState.iTimer = timer; |
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160 User::LeaveIfError( |
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161 iPsyStateArray.Append( fixAndState ) ); |
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162 |
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163 CleanupStack::Pop( timer ); |
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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 // CPosPsyFixStateManager::GetPsyFixState |
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169 // --------------------------------------------------------- |
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170 // |
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171 CPosPsyFixStateManager::TPsyFixState CPosPsyFixStateManager::GetPsyFixState( |
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172 TPositionModuleId aPsyId ) |
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173 { |
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174 TInt index = PsyIndex( aPsyId ); |
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175 if ( index != KErrNotFound ) |
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176 { |
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177 return iPsyStateArray[index].iPsyState; |
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178 } |
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179 |
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180 //If PSY has not been loaded before, return fix state |
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181 //as unknown. |
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182 return EPsyFixStateUnknown; |
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183 } |
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184 |
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185 // --------------------------------------------------------- |
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186 // CPosPsyFixStateManager::PsyUsed |
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187 // --------------------------------------------------------- |
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188 // |
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189 void CPosPsyFixStateManager::PsyUsed( |
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190 TPositionModuleId aPsyId, |
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191 TPositionModuleStatus::TDeviceStatus aPreviousDeviceStatus ) |
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192 { |
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193 TRACESTRING( "CPosPsyFixStateManager::PsyUsed" ) |
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194 TRACESTRING2( "PSY: %x", aPsyId ) |
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195 TRACESTRING2( "Device status: %d", aPreviousDeviceStatus) |
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196 |
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197 TInt index = PsyIndex( aPsyId ); |
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198 __ASSERT_DEBUG( index != KErrNotFound, |
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199 DefaultProxyPanic( EDefaultProxyPanic_PsyNotFoundInStateManager ) ); |
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200 |
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201 if( index != KErrNotFound ) |
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202 { |
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203 TPsyAndFixState& fixState = iPsyStateArray[index]; |
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204 //If PSY has not been used before, then start timeshift timer |
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205 if( fixState.iLocationRequestCount == 0 ) |
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206 { |
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207 StartTimeshiftTimer( fixState, aPreviousDeviceStatus ); |
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208 } |
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209 |
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210 //Cancel unknown timer |
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211 fixState.iTimer->CancelUnknownTimer(); |
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212 |
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213 fixState.iLocationRequestCount++; |
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214 } |
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215 } |
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216 |
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217 |
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218 // --------------------------------------------------------- |
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219 // CPosPsyFixStateManager::SetPsyFixState |
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220 // --------------------------------------------------------- |
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221 // |
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222 void CPosPsyFixStateManager::SetPsyFixState( |
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223 TPositionModuleId aPsyId, |
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224 TInt aLRErr ) |
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225 { |
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226 TRACESTRING( "CPosPsyFixStateManager::SetPsyFixState" ) |
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227 TRACESTRING2( "PSY: %x", aPsyId ) |
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228 TRACESTRING2( "Err: %d", aLRErr ) |
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229 |
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230 TInt index = PsyIndex( aPsyId ); |
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231 if ( index != KErrNotFound ) |
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232 { |
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233 TPsyAndFixState& fixState = iPsyStateArray[index]; |
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234 |
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235 TPsyFixState previousFixState = fixState.iPsyState; |
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236 |
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237 switch ( aLRErr ) |
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238 { |
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239 case KErrNone: |
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240 //Location request completed successfully. |
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241 //Stop timeshift timer |
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242 fixState.iPsyState = EPsyFixStateYes; |
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243 fixState.iTimer->CancelTimeshiftTimer(); |
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244 break; |
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245 case KPositionPartialUpdate: |
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246 case KErrPositionBufferOverflow: |
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247 case KErrCancel: |
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248 //State not changed. |
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249 //Leave timeshift timer running |
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250 break; |
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251 default: |
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252 //Stop timeshift timer |
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253 fixState.iPsyState = EPsyFixStateNo; |
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254 fixState.iTimer->CancelTimeshiftTimer(); |
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255 break; |
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256 } |
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257 |
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258 //Notify liseners |
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259 NotifyListener( aPsyId, previousFixState ); |
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260 |
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261 |
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262 //If the decrease the LR count for this PSY |
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263 if( fixState.iLocationRequestCount > 0 ) |
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264 { |
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265 fixState.iLocationRequestCount--; |
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266 |
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267 //Check if the PSY is not used anymore |
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268 if ( fixState.iLocationRequestCount == 0 ) |
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269 { |
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270 //if the PSY is not used anymore, start |
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271 //unknown timer |
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272 fixState.iTimer->StartUnknownTimer( |
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273 iConstManager->GetUnusedTimeoutValue() ); |
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274 } |
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275 } |
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276 |
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277 } |
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278 //If the PSY has not been loaded, we don't do anything. |
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279 } |
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280 |
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281 // --------------------------------------------------------- |
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282 // CPosPsyFixStateManager::SetExtGpsPsyFixState |
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283 // --------------------------------------------------------- |
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284 // |
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285 void CPosPsyFixStateManager::SetExtGpsPsyFixState( |
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286 TPositionModuleId aPsyId, |
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287 TInt aLRErr ) |
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288 { |
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289 TRACESTRING( "CPosPsyFixStateManager::SetExtGpsPsyFixState" ) |
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290 TRACESTRING2( "PSY: %x", aPsyId ) |
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291 TRACESTRING2( "Err: %d", aLRErr ) |
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292 |
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293 TInt index = PsyIndex( aPsyId ); |
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294 if ( index != KErrNotFound ) |
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295 { |
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296 if ( aLRErr == KErrNone ) |
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297 { |
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298 TPsyFixState previousFixState = iPsyStateArray[index].iPsyState; |
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299 iPsyStateArray[index].iPsyState = EPsyFixStateYes; |
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300 NotifyListener( aPsyId, previousFixState ); |
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301 } |
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302 //otherwise the state will not be changed. |
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303 } |
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304 } |
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305 |
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306 // --------------------------------------------------------- |
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307 // CPosPsyFixStateManager::TimeshiftTimerTimeout |
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308 // --------------------------------------------------------- |
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309 // |
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310 void CPosPsyFixStateManager::TimeshiftTimerTimeout( |
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311 TPositionModuleId aPsyId ) |
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312 { |
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313 TRACESTRING( "CPosPsyFixStateManager::TimeshiftTimerTimeout" ) |
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314 TRACESTRING2( "PSY: %x", aPsyId ) |
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315 |
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316 TInt index = PsyIndex( aPsyId ); |
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317 if ( index != KErrNotFound ) |
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318 { |
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319 TPsyFixState previousFixState = iPsyStateArray[index].iPsyState; |
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320 |
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321 iPsyStateArray[index].iPsyState = EPsyFixStateNo; |
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322 |
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323 TRACESTRING2( "PSY fix sate: %d", |
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324 iPsyStateArray[index].iPsyState ); |
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325 |
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326 //Notify listner that PSY fix state is changed |
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327 NotifyListener( aPsyId, previousFixState ); |
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328 } |
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329 } |
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330 |
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331 // --------------------------------------------------------- |
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332 // CPosPsyFixStateManager::UnknownTimerTimeout |
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333 // --------------------------------------------------------- |
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334 // |
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335 void CPosPsyFixStateManager::UnknownTimerTimeout( |
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336 TPositionModuleId aPsyId ) |
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337 { |
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338 TRACESTRING( "CPosPsyFixStateManager::UnknownTimerTimeout" ) |
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339 TRACESTRING2( "PSY: %x", aPsyId ) |
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340 |
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341 TInt index = PsyIndex( aPsyId ); |
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342 if ( index != KErrNotFound ) |
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343 { |
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344 TPsyFixState previousFixState = iPsyStateArray[index].iPsyState; |
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345 |
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346 //Cancel timeshift timer |
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347 iPsyStateArray[index].iTimer->CancelTimeshiftTimer(); |
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348 |
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349 iPsyStateArray[index].iPsyState = EPsyFixStateUnknown; |
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350 |
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351 TRACESTRING2( "PSY fix sate: %d", |
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352 iPsyStateArray[index].iPsyState ); |
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353 |
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354 //Notify listner that PSY fix state is changed |
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355 NotifyListener( aPsyId, previousFixState ); |
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356 } |
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357 } |
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358 |
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359 // --------------------------------------------------------- |
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360 // CPosPsyFixStateManager::PsyIndex |
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361 // --------------------------------------------------------- |
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362 // |
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363 TInt CPosPsyFixStateManager::PsyIndex( |
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364 TPositionModuleId aPsyId ) |
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365 { |
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366 TInt count = iPsyStateArray.Count(); |
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367 for ( TInt i = 0; i < count; i++ ) |
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368 { |
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369 if ( iPsyStateArray[i].iPsyId == aPsyId ) |
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370 { |
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371 return i; |
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372 } |
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373 } |
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374 return KErrNotFound; |
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375 } |
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376 |
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377 // --------------------------------------------------------- |
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378 // CPosPsyFixStateManager::StartTimeshiftTimer |
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379 // --------------------------------------------------------- |
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380 // |
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381 void CPosPsyFixStateManager::StartTimeshiftTimer( |
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382 TPsyAndFixState& aFixState, |
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383 TPositionModuleStatus::TDeviceStatus aPreviousDeviceStatus ) |
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384 { |
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385 TTimeIntervalMicroSeconds ttff; |
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386 TTimeIntervalMicroSeconds ttnf; |
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387 CPosPsyListHandler* listHandler = NULL; |
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388 TInt ignore = KErrNone; |
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389 TRAP( ignore, listHandler = |
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390 CPosPsyListHandler::GetInstanceL() ); |
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391 |
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392 __ASSERT_DEBUG( listHandler != NULL, |
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393 DefaultProxyPanic( |
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394 EDefaultProxyPanic_GlobalObjectNotConstructed ) ); |
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395 |
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396 listHandler->GetTtffAndTtnf( |
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397 aFixState.iPsyId, |
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398 ttff, |
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399 ttnf ); |
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400 |
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401 listHandler->ReleaseInstance(); |
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402 //Start timeshift timer |
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403 aFixState.iTimer->StartTimeshiftTimer( |
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404 iConstManager->GetTimeshiftValue( |
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405 ttff, |
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406 ttnf, |
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407 aPreviousDeviceStatus ) ); |
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408 } |
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409 |
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410 // --------------------------------------------------------- |
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411 // CPosPsyFixStateManager::NotifyListener |
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412 // --------------------------------------------------------- |
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413 // |
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414 void CPosPsyFixStateManager::NotifyListener( |
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415 TPositionModuleId aPsyId, |
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416 TPsyFixState aPreviousFixState ) |
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417 { |
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418 TInt index = PsyIndex( aPsyId ); |
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419 if ( index != KErrNotFound ) |
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420 { |
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421 TPsyFixState newState = iPsyStateArray[index].iPsyState; |
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422 if ( newState != aPreviousFixState ) |
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423 { |
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424 TInt count = iListenerArray.Count(); |
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425 for ( TInt i = count-1; i >= 0; i-- ) |
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426 { |
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427 iListenerArray[i]->PsyFixStateChanged( |
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428 aPsyId, |
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429 newState ); |
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430 } |
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431 } |
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432 } |
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433 } |
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434 |
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435 // End of File |