author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 08:52:00 +0200 | |
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permissions | -rw-r--r-- |
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/** @file |
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* Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: CUpnpResolveHandler |
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* |
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*/ |
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#include "upnpresolvehandler.h" |
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#include "upnppathresolver.h" |
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#include "upnppathelement.h" |
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#include "upnpavcpmanager.h" |
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#include "upnpavcontrolpoint.h" |
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#include "upnpstring.h" |
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#include "upnpavcpenginehelper.h" |
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#include "upnpmdebug.h" |
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using namespace UpnpAVCPEngine; |
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::NewL |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CUpnpResolveHandler* CUpnpResolveHandler::NewL(CUpnpAVCPManager& aAVCPManager, CUpnpPathResolver& aResolver, MUpnpResolverObserver& aObserver) |
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{ |
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CUpnpResolveHandler* self = new( ELeave ) CUpnpResolveHandler(aAVCPManager,aResolver, aObserver); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::CUpnpResolveHandler |
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// C++ default constructor can NOT contain any code, that |
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// might leave. |
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// ----------------------------------------------------------------------------- |
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// |
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CUpnpResolveHandler::CUpnpResolveHandler(CUpnpAVCPManager& aAVCPManager, |
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CUpnpPathResolver& aResolver, |
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MUpnpResolverObserver& aObserver): |
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iAVCPManager(aAVCPManager), |
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iResolver(aResolver), |
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iObserver(aObserver), |
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iPathIndex(-1) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::~CUpnpResolveHandler |
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// ----------------------------------------------------------------------------- |
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// |
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CUpnpResolveHandler::~CUpnpResolveHandler() |
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{ |
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iResolver.RemoveHandler(this); |
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delete iPath; |
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delete iLastId; |
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iPathElements.ResetAndDestroy(); |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::ConstructL |
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// ----------------------------------------------------------------------------- |
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// |
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void CUpnpResolveHandler::ConstructL() |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::SessionId |
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// ----------------------------------------------------------------------------- |
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// |
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TInt CUpnpResolveHandler::SessionId() |
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{ |
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return iSessionId; |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::ResolveL |
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// ----------------------------------------------------------------------------- |
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// |
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void CUpnpResolveHandler::ResolveL(const TDesC8& aPath) |
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{ |
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delete iPath; |
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iPath = NULL; |
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|
107 |
iPath = aPath.AllocL(); |
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|
108 |
DEBUGSTRING8(("\tCResolveHandler::ResolveL %S", iPath)); |
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|
109 |
|
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|
110 |
UpnpAVCPEngine::ParsePathToElementsL(iPath->Des(),iPathElements); |
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|
111 |
|
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|
112 |
DEBUGSTRING8(("\tCount of path elements %d", iPathElements.Count())); |
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113 |
if (iPathElements.Count() == 0 || (iPathElements.Count() == 1 && iPathElements[0]->Length() == 0)) |
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114 |
{ |
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115 |
CUpnpPathElement* elem = CUpnpPathElement::NewL(); |
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116 |
CleanupStack::PushL(elem); |
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117 |
elem->SetIdL(KRootId()); |
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118 |
elem->SetNameL(KRootName()); |
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119 |
|
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120 |
iObserver.ResolvedIdL(KErrNone, elem); |
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121 |
CleanupStack::PopAndDestroy(elem); |
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122 |
delete this; |
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123 |
} |
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124 |
else |
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125 |
{ |
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126 |
iPathIndex = 0; |
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127 |
iLastId = KRootId().AllocL(); |
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128 |
iResolver.LockReset(); |
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129 |
CheckNextElementL(); |
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130 |
} |
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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 |
// CUpnpResolveHandler::CheckNextElementL |
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136 |
// ----------------------------------------------------------------------------- |
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137 |
// |
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138 |
void CUpnpResolveHandler::CheckNextElementL(TBool aSendAction) |
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139 |
{ |
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140 |
DEBUGSTRING8(("\tCheckNextElementL %d", aSendAction)); |
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141 |
CUpnpPathElement* element = iResolver.GetElementL(*iLastId,*iPathElements[iPathIndex]); |
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142 |
|
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143 |
if (element) |
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144 |
{ |
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145 |
|
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146 |
iPathIndex++; |
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147 |
|
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148 |
delete iLastId; |
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149 |
iLastId = NULL; |
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150 |
|
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151 |
iLastId = element->Id().AllocL(); |
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152 |
DEBUGSTRING8(("\tFind element for index %d with id %S", iPathIndex,iLastId)); |
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153 |
if (iPathIndex == iPathElements.Count() ) |
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154 |
{ |
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155 |
iObserver.ResolvedIdL(KErrNone, element); |
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156 |
iResolver.UnlockReset(); |
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157 |
delete this; |
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158 |
} |
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159 |
else |
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160 |
{ |
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161 |
CheckNextElementL(); |
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162 |
} |
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163 |
} |
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164 |
else if (aSendAction) |
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165 |
{ |
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166 |
DEBUGSTRING8(("\tSend browse action for %S", iLastId)); |
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167 |
iSessionId = iAVCPManager.CdsBrowseActionL(iResolver.UUID(),*iLastId, KBrowseDirectChildren, KDefaultBrowseFilter, iStartIndex, KRequestedCountLimit, KNullDesC8); |
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|
168 |
DEBUGSTRING8(("\tSend browse action for %S with session id %d", iLastId, iSessionId)); |
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|
169 |
iAVCPManager.RegisterForAction(*this); |
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|
170 |
} |
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|
171 |
else |
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|
172 |
{ |
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173 |
iObserver.ResolvedIdL(KErrNotFound, NULL); |
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|
174 |
iResolver.UnlockReset(); |
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175 |
delete this; |
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176 |
} |
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|
177 |
|
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178 |
} |
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179 |
|
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180 |
// ----------------------------------------------------------------------------- |
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181 |
// CUpnpResolveHandler::Interpret |
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182 |
// ----------------------------------------------------------------------------- |
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183 |
// |
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184 |
void CUpnpResolveHandler::InterpretL(TInt aErrorCode, CUpnpAction* aAction) |
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185 |
{ |
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186 |
DEBUGSTRING(("\tInterpret %d", aErrorCode)); |
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187 |
if (aErrorCode == EHttp200Ok) |
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188 |
{ |
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|
189 |
|
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190 |
TInt startIndex = StrToIntL( aAction->ArgumentValue( KStartingIndex ) ); |
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191 |
TInt requestCount = StrToIntL( aAction->ArgumentValue( KRequestedCount ) ); |
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|
192 |
|
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193 |
TInt numberReturned = StrToIntL( aAction->ArgumentValue( KNumberReturned ) ); |
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|
194 |
TInt totalMatches = StrToIntL( aAction->ArgumentValue( KTotalMatches ) ); |
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|
195 |
|
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196 |
iResolver.ParseBrowseResponseL(aAction->ArgumentValue( KResult )); |
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|
197 |
|
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|
198 |
if ( startIndex+numberReturned < totalMatches) |
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|
199 |
{ |
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|
200 |
iStartIndex += KRequestedCountLimit; |
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|
201 |
iSessionId = iAVCPManager.CdsBrowseActionL(iResolver.UUID(),*iLastId, KBrowseDirectChildren, KDefaultBrowseFilter, iStartIndex, KRequestedCountLimit, KNullDesC8); |
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|
202 |
iAVCPManager.RegisterForAction(*this); |
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|
203 |
} |
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|
204 |
else |
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|
205 |
{ |
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|
206 |
CheckNextElementL(EFalse); |
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|
207 |
} |
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|
208 |
|
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209 |
} |
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|
210 |
else |
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211 |
{ |
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iObserver.ResolvedIdL(KErrNotFound, NULL); |
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iResolver.UnlockReset(); |
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delete this; |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// CUpnpResolveHandler::RunError |
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// ----------------------------------------------------------------------------- |
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// |
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void CUpnpResolveHandler::RunError(TInt aErrorCode) |
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{ |
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DEBUGSTRING(("\tRunError %d", aErrorCode)); |
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TRAP_IGNORE( iObserver.ResolvedIdL(KErrNotFound, NULL) ); |
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delete this; |
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} |
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// End of File |