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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: Implementation of CWsfEventHandler |
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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 |
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21 // CLASS HEADER |
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22 #include "wsfeventhandler.h" |
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23 |
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24 // INTERNAL INCLUDES |
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25 #include "wsfstatechangeobserver.h" |
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26 #include "wsflogger.h" |
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27 |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // CWsfEventHandler::NewL |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 CWsfEventHandler* CWsfEventHandler::NewL( RWsfSession& aSession, |
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34 MWsfStateChangeObserver& aObserver ) |
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35 { |
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36 CWsfEventHandler* thisPtr = new (ELeave) CWsfEventHandler( aSession, |
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37 aObserver ); |
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38 CleanupStack::PushL( thisPtr ); |
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39 thisPtr->ConstructL(); |
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40 CleanupStack::Pop( thisPtr ); |
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41 return thisPtr; |
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42 } |
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43 |
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44 |
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45 // --------------------------------------------------------------------------- |
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46 // CWsfEventHandler::~CWsfEventHandler |
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47 // --------------------------------------------------------------------------- |
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48 // |
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49 CWsfEventHandler::~CWsfEventHandler() |
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50 { |
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51 Cancel(); |
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52 iSession = NULL; |
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53 iObserver = NULL; |
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54 } |
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55 |
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56 |
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57 // --------------------------------------------------------------------------- |
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58 // CWsfEventHandler::CWsfEventHandler |
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59 // --------------------------------------------------------------------------- |
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60 // |
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61 CWsfEventHandler::CWsfEventHandler( RWsfSession& aSession, |
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62 MWsfStateChangeObserver& aObserver ): |
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63 CActive( CActive::EPriorityStandard ) |
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64 { |
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65 iSession = &aSession; |
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66 iObserver = &aObserver; |
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67 } |
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68 |
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69 |
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70 // --------------------------------------------------------------------------- |
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71 // CWsfEventHandler::ConstructL |
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72 // --------------------------------------------------------------------------- |
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73 // |
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74 void CWsfEventHandler::ConstructL() |
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75 { |
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76 CActiveScheduler::Add( this ); |
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77 } |
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78 |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // CWsfEventHandler::DoRunL |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 void CWsfEventHandler::DoRunL() |
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85 { |
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86 LOG_ENTERFN( "CWsfEventHandler::DoRunL" ); |
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87 LOG_WRITEF( "CWsfEventHandler::DoRunL event = %d", iEvent().iEvent ); |
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88 |
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89 switch ( iEvent().iEvent ) |
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90 { |
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91 case EEngineWlanDataChanged: |
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92 { |
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93 iObserver->WlanListChangedL(); |
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94 break; |
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95 } |
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96 |
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97 case EEngineScanDisabled: |
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98 { |
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99 iObserver->ScanDisabledL(); |
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100 break; |
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101 } |
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102 |
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103 case EEngineScanEnabled: |
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104 { |
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105 iObserver->ScanEnabledL(); |
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106 break; |
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107 } |
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108 |
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109 case EEngineConnected: |
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110 { |
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111 if ( !iBlockConnectedEvent ) |
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112 { |
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113 // if the event wasn't blocked, notify the observer |
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114 iObserver->WlanConnectionActivatedL(); |
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115 } |
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116 else |
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117 { |
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118 // if it was blocked, just clear the flag |
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119 iBlockConnectedEvent = EFalse; |
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120 } |
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121 |
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122 // anyhow, connecting process is finished |
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123 if ( iConnecting ) |
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124 { |
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125 iConnecting = EFalse; |
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126 iSession->StopConnectingWait(); |
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127 iObserver->ConnectionCreationProcessFinishedL( |
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128 KErrNone ); |
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129 } |
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130 break; |
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131 } |
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132 |
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133 case EEngineDisconnected: |
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134 { |
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135 iObserver->WlanConnectionClosedL(); |
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136 break; |
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137 } |
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138 |
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139 case EEngineError: |
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140 { |
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141 iObserver->NotifyEngineError( iEvent().iError ); |
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142 break; |
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143 } |
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144 |
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145 case EEngineConnectingFailed: |
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146 { |
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147 if ( iConnecting ) |
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148 { |
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149 // connecting is over |
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150 iConnecting = EFalse; |
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151 |
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152 // make client return with KErrCancel |
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153 iSession->iConnectingResult = iEvent().iError; |
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154 iSession->StopConnectingWait(); |
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155 iObserver->ConnectionCreationProcessFinishedL( |
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156 iSession->iConnectingResult ); |
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157 } |
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158 break; |
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159 } |
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160 |
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161 default: |
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162 __ASSERT_DEBUG(0, _L("CWsfEventHandler - Invalid EngineEvent")); |
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163 break; |
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164 } |
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165 |
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166 } |
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167 |
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168 |
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169 // --------------------------------------------------------------------------- |
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170 // CWsfEventHandler::RunL |
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171 // --------------------------------------------------------------------------- |
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172 // |
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173 void CWsfEventHandler::RunL() |
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174 { |
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175 LOG_ENTERFN( "CWsfEventHandler::RunL" ); |
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176 TInt notifyError( KErrNone ); |
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177 TBool reissue( ETrue ); |
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178 |
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179 if ( iStatus.Int() >= KErrNone && iObserver ) |
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180 { |
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181 TRAP( notifyError, DoRunL() ); |
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182 } |
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183 |
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184 if ( notifyError ) |
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185 { |
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186 // notified class leaved |
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187 LOG_WRITEF( "CWsfEventHandler::RunL notify error %d", notifyError ); |
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188 } |
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189 else if ( iStatus.Int() != KErrNone ) |
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190 { |
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191 if ( iStatus.Int() == KErrCancel ) |
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192 { |
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193 // KErrCancel is the signal that we are going down |
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194 LOG_WRITE( "going down..." ); |
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195 reissue = EFalse; |
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196 } |
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197 else |
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198 { |
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199 // error on the server side |
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200 LOG_WRITEF( "CWsfEventHandler::RunL engine error %d", |
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201 iStatus.Int() ); |
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202 |
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203 TBool notify( ETrue ); |
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204 |
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205 if ( iStatus.Int() == KErrServerTerminated ) |
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206 { |
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207 reissue = EFalse; |
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208 |
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209 if ( iObserver |
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210 && iSession->RecoverFromServerTermination( *iObserver ) ) |
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211 { |
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212 // no need to reissue if recovered since it is already |
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213 // done in the recovery process |
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214 notify = EFalse; |
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215 } |
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216 } |
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217 |
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218 if ( notify && iObserver ) |
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219 { |
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220 // let the client decide what to do |
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221 iObserver->NotifyEngineError( iStatus.Int() ); |
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222 } |
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223 } |
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224 } |
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225 |
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226 |
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227 if ( reissue && iObserver ) |
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228 { |
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229 // reissue callback request |
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230 iSession->NotifyEventL( *iObserver ); |
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231 } |
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232 } |
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233 |
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234 |
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235 // --------------------------------------------------------------------------- |
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236 // CWsfEventHandler::DoCancel |
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237 // --------------------------------------------------------------------------- |
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238 // |
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239 void CWsfEventHandler::DoCancel() |
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240 { |
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241 LOG_ENTERFN( "CWsfEventHandler::DoCancel" ); |
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242 iSession->DoCancelNotifyEvent(); |
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243 } |
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244 |
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245 |
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246 // --------------------------------------------------------------------------- |
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247 // CWsfEventHandler::RunError |
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248 // --------------------------------------------------------------------------- |
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249 // |
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250 TInt CWsfEventHandler::RunError( TInt aError ) |
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251 { |
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252 LOG_ENTERFN( "CWsfEventHandler::RunError" ); |
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253 LOG_WRITEF( "CWsfEventHandler::RunError error = %d", aError ); |
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254 if ( iObserver ) |
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255 { |
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256 iObserver->NotifyEngineError( aError ) ; |
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257 } |
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258 return KErrNone; // we don't wan't to panic euser-47 - do we? |
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259 } |
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260 |
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261 |
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262 // --------------------------------------------------------------------------- |
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263 // CWsfEventHandler::Start |
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264 // --------------------------------------------------------------------------- |
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265 // |
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266 void CWsfEventHandler::Start() |
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267 { |
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268 SetActive(); |
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269 } |
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270 |
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271 |
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272 // --------------------------------------------------------------------------- |
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273 // CWsfEventHandler::EventContainer |
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274 // --------------------------------------------------------------------------- |
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275 // |
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276 TPckgBuf<TWsfNotifyEventContainer>& CWsfEventHandler::EventContainer() |
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277 { |
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278 return iEvent; |
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279 } |
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280 |
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281 |
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282 // --------------------------------------------------------------------------- |
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283 // CWsfEventHandler::ResetObserver |
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284 // --------------------------------------------------------------------------- |
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285 // |
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286 void CWsfEventHandler::ResetObserver( MWsfStateChangeObserver& aObserver ) |
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287 { |
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288 LOG_ENTERFN( "CWsfEventHandler::ResetObserver" ); |
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289 iObserver = &aObserver; |
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290 } |
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291 |
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292 |
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293 // --------------------------------------------------------------------------- |
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294 // CWsfEventHandler::BlockNextConnectedEvent |
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295 // --------------------------------------------------------------------------- |
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296 // |
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297 void CWsfEventHandler::BlockNextConnectedEvent() |
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298 { |
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299 LOG_ENTERFN( "CWsfEventHandler::BlockNextConnectedEvent" ); |
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300 if ( iConnecting ) |
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301 { |
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302 LOG_WRITE( "iBlockConnectedEvent to true" ); |
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303 // set the flag only if we are the ones who are connecting |
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304 iBlockConnectedEvent = ETrue; |
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305 } |
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306 } |
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307 |
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308 |
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309 // --------------------------------------------------------------------------- |
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310 // CWsfEventHandler::UnBlockNextConnectedEvent |
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311 // --------------------------------------------------------------------------- |
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312 // |
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313 void CWsfEventHandler::UnBlockNextConnectedEvent() |
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314 { |
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315 LOG_ENTERFN( "CWsfEventHandler::UnBlockNextConnectedEvent" ); |
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316 LOG_WRITE( "iBlockConnectedEvent to false" ); |
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317 iBlockConnectedEvent = EFalse; |
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318 } |
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319 |
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320 |
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321 // --------------------------------------------------------------------------- |
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322 // CWsfEventHandler::SetConnecting |
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323 // --------------------------------------------------------------------------- |
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324 // |
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325 void CWsfEventHandler::SetConnecting( TBool aConnecting ) |
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326 { |
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327 LOG_ENTERFN( "CWsfEventHandler::SetConnecting" ); |
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328 LOG_WRITEF( "iConnecting=%d, aConnecting=%d", iConnecting, aConnecting ); |
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329 iConnecting = aConnecting; |
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330 } |
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331 |
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332 |
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333 // --------------------------------------------------------------------------- |
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334 // CWsfEventHandler::Connecting |
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335 // --------------------------------------------------------------------------- |
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336 // |
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337 TBool CWsfEventHandler::Connecting() const |
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338 { |
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339 return iConnecting; |
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340 } |
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341 |