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1 /* |
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2 * Copyright (c) 2007 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: Monitors call status. |
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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 #pragma CTC SKIP |
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20 // INCLUDE FILES |
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21 #include "CVtCtlCallStatusMonitor.h" |
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22 #include "MVtCtlCallStatusObserver.h" |
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23 #include "VtCtlDefs.h" |
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24 #include <cvtlogger.h> |
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25 |
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26 // ============================ MEMBER FUNCTIONS =============================== |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // CVtCtlCallStatusMonitor::CVtCtlCallStatusMonitor |
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30 // C++ constructor |
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31 // ----------------------------------------------------------------------------- |
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32 // |
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33 /***************************************************** |
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34 * Series 60 Customer / ETel |
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35 * Series 60 ETel API |
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36 *****************************************************/ |
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37 CVtCtlCallStatusMonitor::CVtCtlCallStatusMonitor( |
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38 RMobileCall& aCall, |
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39 MVtCtlCallStatusObserver& aObserver ) : |
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40 CActive( KVtCtlCallStatusMonitorPriority ), |
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41 iCall( aCall ), |
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42 iObserver( aObserver ), |
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43 iCallStatus( RMobileCall::EStatusUnknown ), |
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44 iPreviousStatus( RMobileCall::EStatusUnknown ) |
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45 { |
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46 __VTPRINTENTER( "CVtCtlCallStatusMonitor.CVtCtlCallStatusMonitor" ) |
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47 CActiveScheduler::Add( this ); |
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48 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.CVtCtlCallStatusMonitor" ) |
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49 } |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CVtCtlCallStatusMonitor::~CVtCtlCallStatusMonitor |
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53 // destructor |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CVtCtlCallStatusMonitor::~CVtCtlCallStatusMonitor() |
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57 { |
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58 __VTPRINTENTER( "CVtCtlCallStatusMonitor.~" ) |
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59 Cancel(); |
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60 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.~" ) |
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61 } |
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62 |
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63 |
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64 // ----------------------------------------------------------------------------- |
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65 // CVtCtlCallStatusMonitor::Start |
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66 // Starts monitoring |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 /***************************************************** |
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70 * Series 60 Customer / ETel |
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71 * Series 60 ETel API |
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72 *****************************************************/ |
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73 void CVtCtlCallStatusMonitor::Start() |
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74 { |
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75 __VTPRINTENTER( "CVtCtlCallStatusMonitor.Start" ) |
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76 if ( iPreviousStatus == RMobileCall::EStatusUnknown ) |
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77 { |
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78 RMobileCall::TMobileCallStatus status( RMobileCall::EStatusUnknown ); |
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79 if ( iCall.GetMobileCallStatus( status ) == KErrNone ) |
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80 { |
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81 iPreviousStatus = status; |
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82 } |
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83 } |
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84 if ( !IsActive() ) |
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85 { |
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86 iCall.NotifyMobileCallStatusChange( iStatus, iCallStatus ); |
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87 SetActive(); |
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88 } |
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89 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.Start" ) |
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90 } |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // CVtCtlCallStatusMonitor::DoCancel |
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94 // Cancels monitoring |
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95 // ----------------------------------------------------------------------------- |
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96 // |
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97 void CVtCtlCallStatusMonitor::DoCancel() |
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98 { |
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99 __VTPRINTENTER( "CVtCtlCallStatusMonitor.DoCancel" ) |
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100 iCall.CancelAsyncRequest( EMobileCallNotifyMobileCallStatusChange ); |
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101 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.DoCancel" ) |
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102 } |
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103 |
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104 // ----------------------------------------------------------------------------- |
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105 // CVtCtlCallStatusMonitor::RunL |
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106 // Receives call status change and notifies observer |
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107 // ----------------------------------------------------------------------------- |
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108 // |
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109 /***************************************************** |
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110 * Series 60 Customer / ETel |
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111 * Series 60 ETel API |
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112 *****************************************************/ |
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113 void CVtCtlCallStatusMonitor::RunL() |
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114 { |
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115 __VTPRINTENTER( "CVtCtlCallStatusMonitor.RunL" ) |
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116 __VTPRINT2( DEBUG_SESSION , "CallStatMon.RunL err=%d",iStatus.Int() ) |
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117 __VTPRINT2( DEBUG_SESSION , "CallStatMon.RunL sta=%d", |
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118 (TInt)iCallStatus ) |
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119 if ( iStatus == KErrNone ) |
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120 { |
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121 const RMobileCall::TMobileCallStatus cache( iCallStatus ); |
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122 Start(); |
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123 MVtCtlCallControl::TVtCtlState state = MapState( cache ); |
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124 if ( CVtCtlCallStatusMonitor::IsLegalNewState( |
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125 cache, iPreviousStatus ) ) |
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126 { |
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127 iPreviousStatus = cache; |
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128 if ( state != MVtCtlCallControl::EUnknown ) |
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129 { |
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130 iObserver.HandleCallStatusChangeL( |
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131 KNullSessionId, // unknown by this |
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132 state, |
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133 MapState( iPreviousStatus ) ); |
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134 } |
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135 } |
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136 } |
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137 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.RunL" ) |
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138 } |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // CVtCtlCallStatusMonitor::RunError |
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142 // |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 TInt CVtCtlCallStatusMonitor::RunError( |
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146 #ifdef VTDEBUG |
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147 TInt aError ) |
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148 #else |
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149 TInt /*aError*/ ) |
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150 #endif |
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151 { |
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152 __VTPRINTENTER( "CVtCtlCallStatusMonitor.RunError" ) |
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153 __VTPRINTEXITR( "CVtCtlCallStatusMonitor.RunError err=%d", aError ) |
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154 return KErrNone; |
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155 } |
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156 |
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157 // ----------------------------------------------------------------------------- |
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158 // CVtCtlCallStatusMonitor::MapState |
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159 // Maps Etel call status to internal type |
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160 // ----------------------------------------------------------------------------- |
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161 // |
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162 /***************************************************** |
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163 * Series 60 Customer / ETel |
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164 * Series 60 ETel API |
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165 *****************************************************/ |
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166 MVtCtlCallControl::TVtCtlState CVtCtlCallStatusMonitor::MapState( |
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167 const RMobileCall::TMobileCallStatus aStatus ) |
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168 { |
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169 __VTPRINTENTER( "CVtCtlCallStatusMonitor.MapState" ) |
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170 MVtCtlCallControl::TVtCtlState state( MVtCtlCallControl::EUnknown ); |
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171 switch ( aStatus ) |
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172 { |
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173 case RMobileCall::EStatusIdle: |
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174 state = MVtCtlCallControl::EIdle; |
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175 break; |
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176 case RMobileCall::EStatusDialling: |
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177 state = MVtCtlCallControl::EInitializing; |
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178 break; |
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179 case RMobileCall::EStatusRinging: |
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180 state = MVtCtlCallControl::ERinging; |
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181 break; |
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182 case RMobileCall::EStatusAnswering: |
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183 state = MVtCtlCallControl::ERinging; |
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184 break; |
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185 case RMobileCall::EStatusConnecting: |
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186 state = MVtCtlCallControl::EInitializing; |
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187 break; |
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188 case RMobileCall::EStatusConnected: |
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189 state = MVtCtlCallControl::EConnected; |
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190 break; |
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191 case RMobileCall::EStatusDisconnecting: |
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192 case RMobileCall::EStatusDisconnectingWithInband: |
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193 state = MVtCtlCallControl::EDisconnecting; |
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194 break; |
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195 case RMobileCall::EStatusUnknown: |
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196 state = MVtCtlCallControl::EUnknown; |
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197 break; |
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198 default: |
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199 break; |
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200 } |
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201 __VTPRINTEXIT( "CVtCtlCallStatusMonitor.MapState state" ) |
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202 return state; |
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203 } |
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204 |
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205 // ----------------------------------------------------------------------------- |
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206 // CVtCtlCallStatusMonitor::IsLegalNewState |
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207 // Checks if call state transition specified by arguments is legal. |
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208 // ----------------------------------------------------------------------------- |
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209 // |
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210 TBool CVtCtlCallStatusMonitor::IsLegalNewState( |
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211 const RMobileCall::TMobileCallStatus aNewState, |
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212 const RMobileCall::TMobileCallStatus aCurrentState ) |
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213 { |
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214 // check state transition priority |
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215 const TInt newPrio = KVtCtlStatusTransitionPriorities[ aNewState ]; |
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216 const TInt prevPrio = KVtCtlStatusTransitionPriorities[ aCurrentState ]; |
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217 |
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218 /** |
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219 * Legal transition if new state is logically consecutive compared to old |
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220 * state. Exception: transition to idle always possible ( !newPrio ) |
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221 */ |
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222 const TBool isLegal = ( newPrio > prevPrio || !newPrio ); |
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223 return isLegal; |
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224 } |
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225 #pragma CTC ENDSKIP |
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226 // End of File |
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227 |