Source for file LSitenodeSelection.php

<?php
 
 
/**
 * Menu class file.
 *
 * @license http://opensource.org/licenses/mozilla1.1.php Mozilla Public License
 * @copyright 2005, diemeisterei GmbH. All rights reserved.
 * @author $Author: schmunk $
 * @version $Revision: 128 $  $Date: 2006-04-25 15:50:26 +0000 (Di, 25 Apr 2006) $
 * @package Lithron.LVirtualNodes
 * @subpackage WebControls
 */
 
/**
 * Displays and manages the CSS menu (sitemap tree)
 *
 * @package System.Web.UI.WebControls
 * @subpackage Admin
 */
 
class LSitenodeSelection extends TPanel
{
    public function getMode()
    {
        return $this->getViewState("mode", "select");
    }
 
    public function setMode($mode)
    {
        $this->setViewState("mode", $mode, "select");
    }
 
    public function getSelectedValue()
    {
        return $this->getViewState("sel", "1");
    }
 
    public function setSelectedValue($sel)
    {
        $this->setViewState("sel", $sel, "1");
    }
 
    function onLoad($param)
    {
        parent :: onLoad($param);
        $root = $this->Service->getNodes();
        $this->setStyle("font-family: Andale mono, Courier new, monospace;");
        $this->genTree($root);
    }
 
 
    private function genTree($node, $level = 0, $first = true)
    {
 
        // generate tree-like prefix
        $trace = $node;
        $prefix = "";
        for ($i = 0; $i < $level; $i++)
        {
            $trace = $trace->getParentNode();
            if ($trace->getSiblingNode() || $this->Mode == "insert")
                $prefix = "|&nbsp;&nbsp;".$prefix;
            else
                $prefix = "&nbsp;&nbsp;&nbsp;".$prefix;
        }
        if ($level != 0) $prefix .= ($node->getSiblingNode() || $this->Mode == "insert" ? "|" : "+")."--";
        $prefix = substr($prefix, $this->Mode == "insert" ? 13 : 18);
 
        // generate Insert-Before-Box
        if ($this->Mode == "insert" && $level != 0 && $first)
        {
            $rb = Prado::createComponent("LSitenodeRadioButton");
            $rb->setGroupName($this->getClientID(false));
            $rb->setParameter($node->getPath());
            $rb->OnCheckedChanged[] = array($this, "radioToggled");
            $this->Controls[] = $prefix;
            $this->Controls[] = $rb;
            $this->Controls[] = "<br/>";
            if (!$this->Page->IsPostBack) $rb->setChecked($node->getPath() == $this->getSelectedValue());
        }
 
        // generate Current-Node-Box
        if ($this->Mode != "select")
        {
            $this->Controls[] = $prefix.$node->getAlias();
            $this->Controls[] = "<br/>";
        }
        else
        {
            $rb = Prado::createComponent("LSitenodeRadioButton");
            $rb->setGroupName($this->getClientID(false));
            $rb->setParameter($node->getPath());
            $rb->OnCheckedChanged[] = array($this, "radioToggled");
            if ($prefix) $this->Controls[] = $prefix;
            $this->Controls[] = $rb;
            $this->Controls[] = $node->getAlias();
            $this->Controls[] = "<br/>";
            if (!$this->Page->IsPostBack) $rb->setChecked($node->getPath() == $this->getSelectedValue());
        }
 
        // generate Children
        $subnode = $node->getFirstChildNode();
        $fn = $subnode;
        if (!$subnode && $this->Mode == "insert")
        {
            // generate Node-Child-Insertion-Box
            $rb = Prado::createComponent("LSitenodeRadioButton");
            $rb->setGroupName($this->getClientID(false));
            $otherprefix = substr($prefix, 0, strlen($prefix)-2);
            $rb->setParameter($node->getPath().".1");
            $rb->OnCheckedChanged[] = array($this, "radioToggled");
            $this->Controls[] = $otherprefix."&nbsp;&nbsp;+--";
            $this->Controls[] = $rb;
            $this->Controls[] = "<br/>";
        }
        while ($subnode)
        {
            $this->genTree($subnode, $level+1, $fn == $subnode);
            $subnode = $subnode->getSiblingNode();
        }
 
        // generate Insert-After-Box
        if ($this->Mode == "insert" && $level != 0)
        {
            $parr = explode(".", $node->getPath());
            $parr[count($parr)-1]++;
            $p = implode(".", $parr);
            if (!$node->getSiblingNode()) $prefix[strlen($prefix)-3] = "+";
            $rb = Prado::createComponent("LSitenodeRadioButton");
            $rb->setGroupName($this->getClientID(false));
            $rb->setParameter($p);
            $rb->OnCheckedChanged[] = array($this, "radioToggled");
            $this->Controls[] = $prefix;
            $this->Controls[] = $rb;
            $this->Controls[] = "<br/>";
            if (!$this->Page->IsPostBack) $rb->setChecked($p == $this->getSelectedValue());
        }
    }
 
 
    public function radioToggled($sender, $param)
    {
        //echo "toggle from ".$sender->Parameter." to ".($sender->getChecked()?"on":"off")."<br>";
        $this->setSelectedValue($sender->Parameter);
    }
 
}
?>