class.ilNestedListInputGUI.php

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<?php

/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */

include_once 'Services/UIComponent/Toolbar/interfaces/interface.ilToolbarItem.php';

class ilNestedListInputGUI extends ilFormPropertyGUI
{
    protected $value = "1";
    protected $checked;
    protected $list_nodes = array();
    
    public function __construct($a_title = "", $a_postvar = "")
    {
        global $DIC;

        $this->lng = $DIC->language();
        parent::__construct($a_title, $a_postvar);
        $this->setType("nested_list");

        include_once("./Services/UIComponent/NestedList/classes/class.ilNestedList.php");
        $this->list = new ilNestedList();
        $this->list->setListClass("il_Explorer");
    }

    public function addListNode(
        $a_id,
        $a_text,
        $a_parent = 0,
        $a_checked = false,
        $a_disabled = false,
        $a_img_src = "",
        $a_img_alt = "",
        $a_post_var = ""
    ) {
        $this->list_nodes[$a_id] = array("text" => $a_text,
            "parent" => $a_parent, "checked" => $a_checked, "disabled" => $a_disabled,
            "img_src" => $a_img_src, "img_alt" => $a_img_alt, "post_var" => $a_post_var);
    }

    public function setValue($a_value)
    {
        $this->value = $a_value;
    }

    public function getValue()
    {
        return $this->value;
    }

    public function setValueByArray($a_values)
    {
        //              $this->setChecked($a_values[$this->getPostVar()]);
//              foreach($this->getSubItems() as $item)
//              {
//                      $item->setValueByArray($a_values);
//              }
    }
    
    public function checkInput()
    {
        $lng = $this->lng;
        
        return true;
    }
    
    public function render()
    {
        foreach ($this->list_nodes as $id => $n) {
            if ($n["post_var"] == "") {
                $post_var = $this->getPostVar() . "[]";
                $value = $id;
            } else {
                $post_var = $n["post_var"];
                $value = $id;
            }
            $item_html = ilUtil::formCheckbox(
                $n["checked"],
                $post_var,
                $value,
                $n["disabled"]
            );
            if ($n["img_src"] != "") {
                $item_html.= ilUtil::img($n["img_src"], $n["img_alt"]) . " ";
            }
            $item_html.= $n["text"];

            $this->list->addListNode($item_html, $id, $n["parent"]);
        }

        return $this->list->getHTML();
    }

    public function insert($a_tpl)
    {
        $html = $this->render();

        $a_tpl->setCurrentBlock("prop_generic");
        $a_tpl->setVariable("PROP_GENERIC", $html);
        $a_tpl->parseCurrentBlock();
    }
}