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1 /* |
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2 * Copyright (c) 2002-2008 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: |
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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 |
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20 // INCLUDE FILES |
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21 #include "SaeSignalStrengthObserver.h" |
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22 #include "saepubsubnotifier.h" |
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23 #include "sae_debug.h" |
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24 |
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25 #include <sacls.h> |
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26 #include <mmtsy_names.h> |
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27 #include <e32svr.h> |
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28 |
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29 // EXTERNAL DATA STRUCTURES |
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30 |
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31 // EXTERNAL FUNCTION PROTOTYPES |
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32 |
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33 // CONSTANTS |
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34 const TInt8 KNetworkBarsUninitialized(-111); |
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35 |
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36 // MACROS |
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37 |
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38 // LOCAL CONSTANTS AND MACROS |
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39 |
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40 // MODULE DATA STRUCTURES |
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41 |
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42 // LOCAL FUNCTION PROTOTYPES |
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43 |
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44 // FORWARD DECLARATIONS |
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45 |
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46 // ============================ MEMBER FUNCTIONS =============================== |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // CSaeSignalStrengthObserver::CSaeSignalStrengthObserver |
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50 // C++ default constructor can NOT contain any code, that |
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51 // might leave. |
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52 // ----------------------------------------------------------------------------- |
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53 // |
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54 CSaeSignalStrengthObserver::CSaeSignalStrengthObserver( |
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55 CSaePubSubNotifier* aNotifier ) : |
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56 CActive( EPriorityStandard ), |
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57 iNotifier( aNotifier ), |
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58 iSignalStrength( 0 ), |
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59 iBar( KNetworkBarsUninitialized ), |
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60 iPreviousBar( KNetworkBarsUninitialized ) |
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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 // CSaeSignalStrengthObserver::ConstructL |
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66 // Symbian 2nd phase constructor can leave. |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 void CSaeSignalStrengthObserver::ConstructL() |
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70 { |
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71 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::ConstructL()" ); |
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72 CActiveScheduler::Add( this ); |
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73 |
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74 COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Connecting to Etel server..." ); |
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75 |
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76 TInt err = iEtelServer.Connect(); |
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77 if( err != KErrNone ) |
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78 { |
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79 // Retry |
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80 User::LeaveIfError( iEtelServer.Connect() ); |
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81 } |
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82 |
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83 COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Loading phone module..." ); |
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84 |
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85 err = iEtelServer.LoadPhoneModule( KMmTsyModuleName ); |
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86 if( err != KErrNone ) |
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87 { |
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88 // Retry |
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89 User::LeaveIfError( iEtelServer.LoadPhoneModule( KMmTsyModuleName ) ); |
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90 } |
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91 |
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92 COM_TRACE_( "SAE: CSaeSignalStrengthObserver: Opening sesion to RMobilePhone..." ); |
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93 |
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94 err = iMobilePhone.Open( iEtelServer, KMmTsyPhoneName ); |
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95 if( err != KErrNone ) |
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96 { |
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97 // Retry |
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98 User::LeaveIfError( iMobilePhone.Open( iEtelServer, KMmTsyPhoneName ) ); |
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99 } |
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100 |
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101 // Issue first request |
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102 Receive(); |
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103 |
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104 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::ConstructL() return void" ); |
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105 } |
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106 |
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107 // ----------------------------------------------------------------------------- |
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108 // CSaeSignalStrengthObserver::NewL |
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109 // Two-phased constructor. |
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110 // ----------------------------------------------------------------------------- |
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111 // |
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112 CSaeSignalStrengthObserver* CSaeSignalStrengthObserver::NewL( |
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113 CSaePubSubNotifier* aNotifier ) |
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114 { |
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115 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::CSaeSignalStrengthObserver()" ); |
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116 CSaeSignalStrengthObserver* self = new( ELeave ) CSaeSignalStrengthObserver( aNotifier ); |
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117 |
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118 CleanupStack::PushL( self ); |
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119 self->ConstructL(); |
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120 CleanupStack::Pop(); |
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121 |
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122 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::CSaeSignalStrengthObserver() return self" ); |
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123 return self; |
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124 } |
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125 |
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126 |
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127 // Destructor |
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128 CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver() |
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129 { |
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130 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver()" ); |
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131 Cancel(); |
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132 iMobilePhone.Close(); |
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133 iEtelServer.Close(); |
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134 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::~CSaeSignalStrengthObserver() return void" ); |
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135 } |
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136 |
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137 // ----------------------------------------------------------------------------- |
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138 // CSaeSignalStrengthObserver::Receive |
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139 // ?implementation_description |
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140 // (other items were commented in a header). |
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141 // ----------------------------------------------------------------------------- |
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142 // |
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143 void CSaeSignalStrengthObserver::Receive() |
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144 { |
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145 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive()" ); |
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146 if ( IsActive() ) |
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147 { |
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148 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive() allready request pending..." ); |
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149 return; |
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150 } |
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151 else |
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152 { |
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153 iMobilePhone.GetSignalStrength( iStatus, iSignalStrength, iBar ); |
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154 SetActive(); |
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155 } |
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156 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::Receive() return void." ); |
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157 } |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // CSaeSignalStrengthObserver::IssueRequest |
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161 // ?implementation_description |
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162 // (other items were commented in a header). |
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163 // ----------------------------------------------------------------------------- |
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164 // |
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165 void CSaeSignalStrengthObserver::IssueRequest() |
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166 { |
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167 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest()" ); |
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168 if ( IsActive() ) |
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169 { |
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170 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest() allready request pending... return void." ); |
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171 return; |
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172 } |
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173 else |
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174 { |
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175 iMobilePhone.NotifySignalStrengthChange( iStatus, iSignalStrength, iBar ); |
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176 } |
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177 SetActive(); |
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178 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::IssueRequest() return void." ); |
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179 } |
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180 |
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181 |
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182 |
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183 // ----------------------------------------------------------------------------- |
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184 // CSaeSignalStrengthObserver::DoCancel |
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185 // ?implementation_description |
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186 // (other items were commented in a header). |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 void CSaeSignalStrengthObserver::DoCancel() |
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190 { |
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191 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::DoCancel()" ); |
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192 if ( IsActive() ) |
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193 { |
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194 if ( iPreviousBar == KNetworkBarsUninitialized ) |
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195 { |
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196 iMobilePhone.CancelAsyncRequest( EMobilePhoneGetSignalStrength ); |
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197 } |
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198 else |
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199 { |
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200 iMobilePhone.CancelAsyncRequest( EMobilePhoneNotifySignalStrengthChange ); |
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201 } |
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202 } |
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203 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::DoCancel() return void." ); |
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204 } |
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205 |
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206 // ----------------------------------------------------------------------------- |
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207 // CSaeSignalStrengthObserver::RunL |
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208 // ?implementation_description |
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209 // (other items were commented in a header). |
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210 // ----------------------------------------------------------------------------- |
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211 // |
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212 void CSaeSignalStrengthObserver::RunL() |
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213 { |
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214 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL(), bars: %d", iBar ); |
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215 |
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216 TInt availability( ESANetworkAvailable ); |
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217 TInt strength( ESANetworkStrengthNone ); |
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218 |
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219 if ( iStatus != KErrNone ) |
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220 { |
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221 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL() request failed %d", iStatus.Int() ); |
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222 } |
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223 |
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224 // Reissue request |
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225 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), reissue request" ); |
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226 IssueRequest(); |
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227 |
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228 if ( iPreviousBar != iBar ) |
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229 { |
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230 iPreviousBar = iBar; |
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231 |
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232 switch ( iBar ) |
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233 { |
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234 case 0: |
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235 { |
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236 availability = ESANetworkUnAvailable; |
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237 strength = ESANetworkStrengthNone; |
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238 } |
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239 break; |
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240 |
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241 case 1: |
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242 { |
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243 availability = ESANetworkAvailable; |
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244 strength = ESANetworkStrengthLow; |
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245 } |
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246 break; |
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247 |
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248 case 2: |
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249 { |
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250 availability = ESANetworkAvailable; |
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251 strength = ESANetworkStrengthLow; |
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252 } |
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253 break; |
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254 |
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255 case 3: |
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256 { |
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257 availability = ESANetworkAvailable; |
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258 strength = ESANetworkStrengthMedium; |
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259 } |
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260 break; |
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261 |
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262 case 4: |
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263 { |
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264 availability = ESANetworkAvailable; |
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265 strength = ESANetworkStrengthMedium; |
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266 } |
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267 break; |
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268 |
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269 case 5: |
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270 { |
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271 availability = ESANetworkAvailable; |
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272 strength = ESANetworkStrengthMedium; |
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273 } |
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274 break; |
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275 |
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276 case 6: |
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277 { |
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278 availability = ESANetworkAvailable; |
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279 strength = ESANetworkStrengthHigh; |
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280 } |
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281 break; |
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282 |
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283 case 7: |
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284 { |
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285 availability = ESANetworkAvailable; |
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286 strength = ESANetworkStrengthHigh; |
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287 } |
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288 break; |
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289 } |
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290 |
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291 TInt ret(0); |
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292 |
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293 ret = iNotifier->NotifyPubSub( KUidNetworkStatus, availability ); |
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294 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():KUidNetworkStatus: availability == %d", availability ); |
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295 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():ret == %d", ret ); |
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296 |
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297 ret = iNotifier->NotifyPubSub( KUidNetworkStrength, strength ); |
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298 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():KUidNetworkStrength: strength == %d", strength ); |
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299 COM_TRACE_1( "SAE: CSaeSignalStrengthObserver::RunL():ret == %d", ret ); |
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300 ret = ret; // to suppress warning 'variable not used' |
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301 } |
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302 else |
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303 { |
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304 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), same state as on last notif., do not update states" ); |
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305 } |
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306 |
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307 COM_TRACE_( "SAE: CSaeSignalStrengthObserver::RunL(), return void." ); |
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308 } |
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309 |
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310 // End of File |