Exemplo n.º 1
0
DOM_Node NodeIteratorImpl::previousNode (DOM_Node node) {
	if (fDetached)
		throw DOM_DOMException(DOM_DOMException::INVALID_STATE_ERR, null);

    DOM_Node result;

    // if we're at the root, return null.
    if (node == fRoot)
			return result;

    // get sibling
    result = node.getPreviousSibling();
    if (result.isNull()) {
        //if 1st sibling, return parent
        result = node.getParentNode();
        return result;
    }

    // if sibling has children, keep getting last child of child.
    if (result.hasChildNodes()) {
        while (result.hasChildNodes()) {
            result = result.getLastChild();
        }
    }

    return result;
}
Exemplo n.º 2
0
DOM_Node TreeWalkerImpl::getLastChild (DOM_Node node) {
	
	DOM_Node result;

    if (node.isNull()) return result;

    DOM_Node newNode = node.getLastChild();
    if (newNode.isNull())  return result;

    short accept = acceptNode(newNode);

    if (accept == DOM_NodeFilter::FILTER_ACCEPT)
        return newNode;
    else
    if (accept == DOM_NodeFilter::FILTER_SKIP
        && newNode.hasChildNodes())
    {
        return getLastChild(newNode);
    }
    return getPreviousSibling(newNode);


}