class.ilPCListItem.php

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<?php

/* Copyright (c) 1998-2013 ILIAS open source, Extended GPL, see docs/LICENSE */

require_once("./Services/COPage/classes/class.ilPageContent.php");

class ilPCListItem extends ilPageContent
{
        var $dom;

        function init()
        {
                $this->setType("li");
        }

        function newItemAfter()
        {
                $li =& $this->getNode();
                $new_li =& $this->dom->create_element("ListItem");
                if ($next_li =& $li->next_sibling())
                {
                        $new_li =& $next_li->insert_before($new_li, $next_li);
                }
                else
                {
                        $parent_list =& $li->parent_node();
                        $new_li =& $parent_list->append_child($new_li);
                }
        }


        function newItemBefore()
        {
                $li =& $this->getNode();
                $new_li =& $this->dom->create_element("ListItem");
                $new_li =& $li->insert_before($new_li, $li);
        }


        function deleteItem()
        {
                $parent_node = $this->getNode()->parent_node();
                $cnt = count($parent_node->child_nodes());
                if ($cnt == 1)
                {
                        // if list item is the last one -> delete whole list
                        $grandma = $parent_node->parent_node();
                        $grandma->unlink($grandma);
                }
                else
                {
                        $li =& $this->getNode();
                        $li->unlink($li);
                }
        }

        function moveItemDown()
        {
                $li =& $this->getNode();
                $next =& $li->next_sibling();
                $next_copy = $next->clone_node(true);
                $next_copy =& $li->insert_before($next_copy, $li);
                $next->unlink($next);
        }

        function moveItemUp()
        {
                $li =& $this->getNode();
                $prev =& $li->previous_sibling();
                $li_copy = $li->clone_node(true);
                $li_copy =& $prev->insert_before($li_copy, $prev);
                $li->unlink($li);
        }

}
?>