1 /* |
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2 * Copyright (c) 2007-2008 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 * Implementation of utilities functions. |
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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 |
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21 //User includes |
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22 #include "wsfdbobserver.h" |
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23 #include "wsfaicontroller.h" |
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24 #include "wsflogger.h" |
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25 |
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26 #include <featmgr.h> |
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27 |
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28 #include <wlandevicesettingsinternalcrkeys.h> |
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29 #include <centralrepository.h> |
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30 |
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31 |
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32 const TInt KWlanSettingsUiDefaultScanNetwork = 300; |
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33 |
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34 // --------------------------------------------------------- |
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35 // CWlanPluginDbObserver::CWlanPluginDbObserver |
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36 // Constructor |
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37 // --------------------------------------------------------- |
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38 CWsfDbObserver::CWsfDbObserver( ) |
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39 : CActive( EPriorityNormal ), |
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40 iOuterScanState( EFalse ) |
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41 { |
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42 } |
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43 |
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44 // --------------------------------------------------------- |
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45 // CWlanPluginDbObserver::NewL |
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46 // --------------------------------------------------------- |
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47 CWsfDbObserver* CWsfDbObserver::NewL( ) |
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48 { |
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49 CWsfDbObserver* self = new ( ELeave ) CWsfDbObserver( ); |
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50 CleanupStack::PushL( self ); |
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51 self->ConstructL(); |
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52 CleanupStack::Pop(); |
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53 return self; |
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54 } |
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55 |
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56 // --------------------------------------------------------- |
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57 // CWlanPluginDbObserver::ConstructL |
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58 // --------------------------------------------------------- |
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59 void CWsfDbObserver::ConstructL() |
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60 { |
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61 #ifndef __WINS__ // client is not available on wins |
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62 iWlanMgmtClient = CWlanMgmtClient::NewL(); |
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63 #endif |
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64 |
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65 FeatureManager::InitializeLibL(); |
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66 |
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67 CActiveScheduler::Add(this); |
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68 |
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69 } |
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70 |
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71 // --------------------------------------------------------- |
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72 // CWlanPluginDbObserver::~CWlanPluginDbObserver |
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73 // Destructor |
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74 // --------------------------------------------------------- |
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75 CWsfDbObserver::~CWsfDbObserver() |
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76 { |
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77 |
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78 |
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79 Cancel(); |
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80 |
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81 delete iRecord; |
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82 |
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83 delete iSession; |
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84 |
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85 delete iWlanMgmtClient; |
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86 |
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87 FeatureManager::UnInitializeLib(); |
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88 } |
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89 |
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90 // --------------------------------------------------------- |
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91 // CWlanPluginDbObserver::RunL |
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92 // --------------------------------------------------------- |
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93 void CWsfDbObserver::RunL() |
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94 { |
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95 LOG_ENTERFN( "CWsfDbObserver::RunL" ); |
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96 //iSession->OpenTransactionL(); |
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97 //iRecord->RefreshL( *iSession ); |
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98 iRecord->LoadL( *iSession ); |
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99 //iSession->CommitTransactionL(); |
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100 |
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101 //if scanning state changed start or stop the server |
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102 TInt i = iRecord->iBgScanInterval; |
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103 TInt j = iRecord->iSavedBgScanInterval; |
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104 LOG_WRITEF( "CWsfDbObserver::RunL -- Bg:%d bg2:%d O:%d", i, j, iOuterScanState ); |
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105 if ( iRecord->iBgScanInterval == 0 && iOuterScanState ) |
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106 { |
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107 LOG_WRITE( "CWsfDbObserver::RunL -- Scan disabled" ); |
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108 iController->DisableScanL(); |
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109 iOuterScanState = EFalse; |
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110 } |
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111 else if(iRecord->iBgScanInterval != 0 && !iOuterScanState ) |
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112 { |
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113 LOG_WRITE( "CWsfDbObserver::RunL -- Scan enabled" ); |
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114 iController->EnableScanL(); |
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115 iOuterScanState = ETrue; |
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116 } |
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117 |
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118 SetActive(); |
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119 |
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120 iRecord->RequestNotification(*iSession,iStatus); |
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121 |
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122 } |
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123 |
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124 // --------------------------------------------------------- |
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125 // CWlanPluginDbObserver::DoCancel |
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126 // --------------------------------------------------------- |
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127 void CWsfDbObserver::DoCancel() |
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128 { |
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129 |
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130 iRecord->CancelNotification( *iSession, iStatus ); |
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131 |
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132 } |
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133 |
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134 // --------------------------------------------------------- |
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135 // CWlanPluginDbObserver::ActivateIt |
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136 // --------------------------------------------------------- |
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137 void CWsfDbObserver::ActivateItL() |
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138 { |
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139 |
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140 iSession = CMDBSession::NewL( KCDLatestVersion ); |
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141 |
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142 TMDBElementId tableId = 0; |
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143 |
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144 tableId = CCDWlanDeviceSettingsRecord::TableIdL( *iSession ); |
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145 |
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146 iRecord = new( ELeave ) |
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147 CCDWlanDeviceSettingsRecord( tableId ); |
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148 |
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149 iRecord->iWlanDeviceSettingsType = KWlanUserSettings; |
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150 |
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151 |
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152 if(iRecord->FindL( *iSession )) |
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153 { |
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154 iRecord->LoadL( *iSession ); |
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155 } |
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156 |
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157 if ( iRecord->iBgScanInterval != 0 ) |
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158 { |
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159 iController->EnableScanL(); |
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160 iOuterScanState = ETrue; |
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161 } |
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162 SetActive(); |
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163 |
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164 iRecord->RequestNotification(*iSession,iStatus); |
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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 // CWlanPluginDbObserver::SetController |
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170 // --------------------------------------------------------- |
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171 void CWsfDbObserver::SetController( TWsfAiController* aController ) |
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172 { |
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173 iController = aController; |
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174 } |
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175 |
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176 // --------------------------------------------------------- |
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177 // CWlanPluginDbObserver::EnableScanL |
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178 // --------------------------------------------------------- |
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179 void CWsfDbObserver::EnableScanL() |
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180 { |
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181 if( !iOuterScanState ) |
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182 { |
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183 iSession->OpenTransactionL(); |
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184 iRecord->RefreshL( *iSession ); |
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185 if ( iRecord->iBgScanInterval == 0 ) // not scanning |
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186 { |
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187 TInt j; |
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188 j = iRecord->iSavedBgScanInterval; |
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189 if( j == 0 ) |
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190 { |
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191 j = DefaultScanIntervalL(); |
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192 } |
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193 iRecord->iBgScanInterval = j; |
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194 iRecord->ModifyL( *iSession ); |
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195 iOuterScanState = ETrue; |
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196 } |
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197 iSession->CommitTransactionL(); |
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198 #ifndef __WINS__ |
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199 // Notifying WLAN Engine about changes in settings |
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200 iWlanMgmtClient->NotifyChangedSettings(); |
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201 #endif |
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202 } |
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203 } |
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204 |
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205 // --------------------------------------------------------- |
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206 // CWlanPluginDbObserver::DisableScanL |
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207 // --------------------------------------------------------- |
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208 void CWsfDbObserver::DisableScanL() |
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209 { |
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210 if( iOuterScanState ) |
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211 { |
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212 iSession->OpenTransactionL(); |
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213 iRecord->RefreshL( *iSession ); |
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214 if ( iRecord->iBgScanInterval != 0 ) // scanning |
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215 { |
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216 TInt i; |
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217 i = iRecord->iBgScanInterval; |
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218 iRecord->iBgScanInterval = 0; |
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219 iRecord->iSavedBgScanInterval = i; |
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220 iRecord->ModifyL( *iSession ); |
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221 iOuterScanState = EFalse; |
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222 } |
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223 iSession->CommitTransactionL(); |
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224 #ifndef __WINS__ |
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225 // Notifying WLAN Engine about changes in settings |
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226 iWlanMgmtClient->NotifyChangedSettings(); |
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227 #endif |
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228 } |
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229 } |
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230 |
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231 // --------------------------------------------------------- |
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232 // CWlanPluginDbObserver::DefaultScanInterval |
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233 // --------------------------------------------------------- |
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234 TInt CWsfDbObserver::DefaultScanIntervalL() |
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235 { |
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236 TBool iPsmSupported = FeatureManager::FeatureSupported( KFeatureIdPowerSave ); |
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237 if ( iPsmSupported ) |
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238 { |
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239 // Read the default value from CenRep (different in PSM mode) |
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240 TInt defaultScanInterval( KWlanSettingsUiDefaultScanNetwork ); |
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241 |
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242 CRepository* repository = CRepository::NewLC( KCRUidWlanDeviceSettingsRegistryId ); |
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243 if ( repository ) |
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244 { |
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245 repository->Get( KWlanDefaultBGScanInterval, defaultScanInterval ); |
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246 } |
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247 CleanupStack::PopAndDestroy( repository ); |
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248 return defaultScanInterval; |
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249 } |
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250 else |
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251 { |
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252 return KWlanSettingsUiDefaultScanNetwork; |
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253 } |
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254 } |
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255 |
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