author | jake |
Mon, 02 Aug 2010 12:02:47 +0300 | |
branch | RCL_3 |
changeset 29 | d12a7ea0f775 |
parent 2 | 08c6ee43b396 |
permissions | -rw-r--r-- |
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/* |
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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: Represents the entire xmluiml specific xml and css data. |
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* |
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*/ |
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|
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|
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|
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// INCLUDE FILES |
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#include "xndomdocument.h" |
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#include "xndomnode.h" |
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#include "xndomlist.h" |
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#include "xndomstringpool.h" |
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#include <s32mem.h> |
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|
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|
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// ============================ MEMBER FUNCTIONS =============================== |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::CloneL() |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomDocument* CXnDomDocument::CloneL() |
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{ |
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CXnDomDocument* clone = new (ELeave) CXnDomDocument; |
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CleanupStack::PushL( clone ); |
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|
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clone->iDomStringPool = iDomStringPool->CloneL(); |
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if ( iRootNode ) |
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{ |
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clone->iRootNode = iRootNode->CloneL( *clone->iDomStringPool ); |
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} |
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|
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CleanupStack::Pop( clone ); |
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return clone; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::CreateElementNSL |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomNode* CXnDomDocument::CreateElementNSL( |
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const TDesC8& aName, |
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const TDesC8& aNamespace ) |
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{ |
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return CXnDomNode::NewL( aName, aNamespace, iDomStringPool ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::CXnDomDocument |
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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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CXnDomDocument::CXnDomDocument() |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::ConstructL |
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// Symbian 2nd phase constructor can leave. |
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// ----------------------------------------------------------------------------- |
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// |
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void CXnDomDocument::ConstructL() |
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{ |
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iDomStringPool = CXnDomStringPool::NewL(); |
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// Add KNullDesC8 to string pool index 0 for safety reasons. |
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// Some components use 0 as initial value for their string references. |
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iDomStringPool->AddStringL( KNullDesC8 ); |
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} |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::NewL |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomDocument* CXnDomDocument::NewL() |
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{ |
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CXnDomDocument* self = new( ELeave ) CXnDomDocument; |
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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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// CXnDomDocument::NewL |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomDocument* CXnDomDocument::NewL( |
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RReadStream& aStream ) |
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{ |
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CXnDomDocument* self = new( ELeave ) CXnDomDocument; |
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CleanupStack::PushL( self ); |
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aStream >> *self; |
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CleanupStack::Pop(self); |
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109 |
|
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return self; |
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111 |
} |
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112 |
|
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113 |
// ----------------------------------------------------------------------------- |
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114 |
// CXnDomDocument::NewL |
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// Constructs CXnDomDocument from streamed HBufC8. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomDocument* CXnDomDocument::NewL( |
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const HBufC8* aBufStream ) |
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120 |
{ |
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RDesReadStream readStream( *aBufStream ); |
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CleanupClosePushL( readStream ); |
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CXnDomDocument* self = CXnDomDocument::NewL( readStream ); |
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CleanupStack::PopAndDestroy( &readStream ); |
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return self; |
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126 |
} |
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127 |
|
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128 |
// Destructor |
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EXPORT_C CXnDomDocument::~CXnDomDocument() |
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130 |
{ |
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131 |
if ( iRootNode ) |
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132 |
{ |
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delete iRootNode; |
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134 |
} |
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135 |
|
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136 |
if ( iDomStringPool ) |
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137 |
{ |
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delete iDomStringPool; |
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139 |
} |
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140 |
} |
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141 |
|
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142 |
// ----------------------------------------------------------------------------- |
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143 |
// CXnDomDocument::DomNodeCount |
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144 |
// ----------------------------------------------------------------------------- |
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145 |
// |
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146 |
EXPORT_C TInt CXnDomDocument::DomNodeCount() const |
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147 |
{ |
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TInt count( 0 ); |
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149 |
if ( iRootNode ) |
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150 |
{ |
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count = iRootNode->DescendantCount(); |
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152 |
} |
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return count; |
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154 |
} |
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155 |
|
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156 |
// ----------------------------------------------------------------------------- |
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157 |
// CXnDomDocument::ExternalizeL |
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158 |
// ----------------------------------------------------------------------------- |
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159 |
// |
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160 |
EXPORT_C void CXnDomDocument::ExternalizeL( RWriteStream& aStream ) const |
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161 |
{ |
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aStream << *iDomStringPool; |
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163 |
|
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164 |
if ( iRootNode ) |
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165 |
{ |
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166 |
aStream.WriteInt8L( ETrue ); //Root node exist |
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167 |
aStream << *iRootNode; |
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168 |
} |
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169 |
else |
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170 |
{ |
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171 |
aStream.WriteInt8L( EFalse ); |
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172 |
} |
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173 |
} |
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174 |
|
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175 |
// ----------------------------------------------------------------------------- |
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176 |
// CXnDomDocument::InternalizeL |
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177 |
// ----------------------------------------------------------------------------- |
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178 |
// |
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179 |
EXPORT_C void CXnDomDocument::InternalizeL( RReadStream& aStream ) |
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180 |
{ |
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181 |
if(iDomStringPool) |
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182 |
{ |
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183 |
delete iDomStringPool; |
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184 |
iDomStringPool = NULL; |
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185 |
} |
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186 |
iDomStringPool = CXnDomStringPool::NewL( aStream ); |
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187 |
|
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188 |
if ( iRootNode ) |
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189 |
{ |
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190 |
delete iRootNode; |
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191 |
iRootNode = NULL; |
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192 |
} |
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193 |
|
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194 |
TBool rootNodeExist( aStream.ReadInt8L() ); |
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195 |
if ( rootNodeExist ) |
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196 |
{ |
2
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197 |
iRootNode = CXnDomNode::NewL( aStream, iDomStringPool ); |
0
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198 |
} |
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199 |
} |
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200 |
|
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201 |
// ----------------------------------------------------------------------------- |
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202 |
// CXnDomDocument::SetRootNode |
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203 |
// ----------------------------------------------------------------------------- |
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204 |
// |
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205 |
EXPORT_C void CXnDomDocument::SetRootNode( CXnDomNode* aRootNode ) |
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206 |
{ |
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iRootNode = aRootNode; |
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iRootNode->SetParent( NULL ); |
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209 |
} |
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210 |
|
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211 |
// ----------------------------------------------------------------------------- |
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// CXnDomDocument::RootNode |
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213 |
// ----------------------------------------------------------------------------- |
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214 |
// |
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EXPORT_C CXnDomNode* CXnDomDocument::RootNode() const |
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{ |
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return iRootNode; |
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} |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::LastNode |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomNode* CXnDomDocument::LastNode() const |
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{ |
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CXnDomNode* last = NULL; |
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if ( iRootNode ) |
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{ |
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last = iRootNode; |
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CXnDomNode* tmp = iRootNode; |
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while( tmp ) |
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{ |
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last = tmp; |
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tmp = static_cast<CXnDomNode*>( last->ChildNodes().Last() ); |
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} |
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} |
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return last; |
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} |
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::Size |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C TInt CXnDomDocument::Size() const |
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{ |
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TInt size( 1 ); //Root node information takes one byte |
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size += iDomStringPool->Size(); |
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|
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if ( iRootNode ) |
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{ |
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size += iRootNode->Size(); |
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} |
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|
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return size; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::MarshallL |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C HBufC8* CXnDomDocument::MarshallL() |
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{ |
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TInt dataLength = Size(); |
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HBufC8* writeBuf = HBufC8::NewLC( dataLength ); |
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TPtr8 p( writeBuf->Des() ); |
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RDesWriteStream writeStream( p ); //stream over the buffer |
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CleanupClosePushL( writeStream ); |
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writeStream << *this; //Stream object |
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CleanupStack::PopAndDestroy( &writeStream ); |
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CleanupStack::Pop( writeBuf ); |
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return writeBuf; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::StringPool |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomStringPool* CXnDomDocument::StringPool() const |
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{ |
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return iDomStringPool; |
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} |
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|
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// ----------------------------------------------------------------------------- |
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// CXnDomDocument::ReadL |
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// Read contents from a stream. |
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// ----------------------------------------------------------------------------- |
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// |
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EXPORT_C CXnDomNode* CXnDomDocument::ReadL( |
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RReadStream& aStream ) |
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{ |
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CXnDomStringPool* localStringPool = CXnDomStringPool::NewL( ETrue ); |
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CleanupStack::PushL( localStringPool ); |
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aStream >> *localStringPool; |
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|
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iDomStringPool->AddAllL( *localStringPool ); |
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|
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CXnDomNode* rootNode = NULL; |
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|
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TBool rootNodeExist( aStream.ReadInt8L() ); |
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if ( rootNodeExist ) |
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{ |
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rootNode = CXnDomNode::NewL( aStream, localStringPool ); |
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CleanupStack::PushL( rootNode ); |
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rootNode->SwapStringPoolL( iDomStringPool ); |
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CleanupStack::Pop( rootNode ); |
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} |
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|
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CleanupStack::PopAndDestroy( localStringPool ); |
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|
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return rootNode; |
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} |
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|
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// End of File |