| 245 | |
| 246 | |
| 247 | TiXmlNode* TiXmlNode::InsertBeforeChild( TiXmlNode* beforeThis, const TiXmlNode& addThis ) |
| 248 | { |
| 249 | if ( !beforeThis || beforeThis->parent != this ) { |
| 250 | return 0; |
| 251 | } |
| 252 | if ( addThis.Type() == TiXmlNode::TINYXML_DOCUMENT ) |
| 253 | { |
| 254 | if ( GetDocument() ) |
| 255 | GetDocument()->SetError( TIXML_ERROR_DOCUMENT_TOP_ONLY, 0, 0, TIXML_ENCODING_UNKNOWN ); |
| 256 | return 0; |
| 257 | } |
| 258 | |
| 259 | TiXmlNode* node = addThis.Clone(); |
| 260 | if ( !node ) |
| 261 | return 0; |
| 262 | node->parent = this; |
| 263 | |
| 264 | node->next = beforeThis; |
| 265 | node->prev = beforeThis->prev; |
| 266 | if ( beforeThis->prev ) |
| 267 | { |
| 268 | beforeThis->prev->next = node; |
| 269 | } |
| 270 | else |
| 271 | { |
| 272 | assert( firstChild == beforeThis ); |
| 273 | firstChild = node; |
| 274 | } |
| 275 | beforeThis->prev = node; |
| 276 | return node; |
| 277 | } |
| 278 | |
| 279 | |
| 280 | TiXmlNode* TiXmlNode::InsertAfterChild( TiXmlNode* afterThis, const TiXmlNode& addThis ) |