| 226 | |
| 227 | |
| 228 | TiXmlNode* TiXmlNode::InsertBeforeChild( TiXmlNode* beforeThis, const TiXmlNode& addThis ) |
| 229 | { |
| 230 | if ( !beforeThis || beforeThis->parent != this ) { |
| 231 | return 0; |
| 232 | } |
| 233 | if ( addThis.Type() == TiXmlNode::DOCUMENT ) |
| 234 | { |
| 235 | if ( GetDocument() ) GetDocument()->SetError( TIXML_ERROR_DOCUMENT_TOP_ONLY, 0, 0, TIXML_ENCODING_UNKNOWN ); |
| 236 | return 0; |
| 237 | } |
| 238 | |
| 239 | TiXmlNode* node = addThis.Clone(); |
| 240 | if ( !node ) |
| 241 | return 0; |
| 242 | node->parent = this; |
| 243 | |
| 244 | node->next = beforeThis; |
| 245 | node->prev = beforeThis->prev; |
| 246 | if ( beforeThis->prev ) |
| 247 | { |
| 248 | beforeThis->prev->next = node; |
| 249 | } |
| 250 | else |
| 251 | { |
| 252 | assert( firstChild == beforeThis ); |
| 253 | firstChild = node; |
| 254 | } |
| 255 | beforeThis->prev = node; |
| 256 | return node; |
| 257 | } |
| 258 | |
| 259 | |
| 260 | TiXmlNode* TiXmlNode::InsertAfterChild( TiXmlNode* afterThis, const TiXmlNode& addThis ) |