themeform.php

讲的是网络编程

<?php
// $Id: themeform.php 1237 2008-01-08 23:02:27Z phppp $
//  ------------------------------------------------------------------------ //
//                XOOPS - PHP Content Management System                      //
//                    Copyright (c) 2000 XOOPS.org                           //
//                       <http://www.xoops.org/>                             //
//  ------------------------------------------------------------------------ //
//  This program is free software; you can redistribute it and/or modify     //
//  it under the terms of the GNU General Public License as published by     //
//  the Free Software Foundation; either version 2 of the License, or        //
//  (at your option) any later version.                                      //
//                                                                           //
//  You may not change or alter any portion of this comment or credits       //
//  of supporting developers from this source code or any supporting         //
//  source code which is considered copyrighted (c) material of the          //
//  original comment or credit authors.                                      //
//                                                                           //
//  This program is distributed in the hope that it will be useful,          //
//  but WITHOUT ANY WARRANTY; without even the implied warranty of           //
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the            //
//  GNU General Public License for more details.                             //
//                                                                           //
//  You should have received a copy of the GNU General Public License        //
//  along with this program; if not, write to the Free Software              //
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA //
//  ------------------------------------------------------------------------ //
// Author: Kazumi Ono (AKA onokazu)                                          //
// URL: http://www.myweb.ne.jp/, http://www.xoops.org/, http://jp.xoops.org/ //
// Project: The XOOPS Project                                                //
// ------------------------------------------------------------------------- //
if (!defined('XOOPS_ROOT_PATH')) {
	die("XOOPS root path not defined");
}
/**
 * 
 * 
 * @package     kernel
 * @subpackage  form
 * 
 * @author	    Kazumi Ono	<[e-mail]>
 * @copyright	copyright (c) 2000-2003 XOOPS.org
 */
/**
 * base class
 */
include_once XOOPS_ROOT_PATH."/class/xoopsform/form.php";

/**
 * Form that will output as a theme-enabled HTML table
 * 
 * Also adds JavaScript to validate required fields
 * 
 * @author	Kazumi Ono	<[e-mail]>
 * @copyright	copyright (c) 2000-2003 XOOPS.org
 * 
 * @package     kernel
 * @subpackage  form
 */
class XoopsThemeForm extends XoopsForm
{
	/**
	 * Insert an empty row in the table to serve as a seperator.
	 * 
     * @param	string  $extra  HTML to be displayed in the empty row.
	 * @param	string	$class	CSS class name for <td> tag
	 */
	function insertBreak($extra = '', $class= '')
	{
    	$class = ($class != '') ? " class='".htmlspecialchars($class, ENT_QUOTES)."'" : '';
     	//Fix for $extra tag not showing
		if ($extra) {
			$extra = "<tr><td colspan='2' $class>$extra</td></tr>";
			$this->addElement($extra);
		} else {
			$extra = "<tr><td colspan='2' $class>&nbsp;</td></tr>";
			$this->addElement($extra);
		}
	}
	
	/**
	 * create HTML to output the form as a theme-enabled table with validation.
     * 
	 * @return	string
	 */
	function render()
	{
    	$ele_name = $this->getName();
		$ret = "
			<form name='".$ele_name."' id='".$ele_name."' action='".$this->getAction()."' method='".$this->getMethod()."' onsubmit='return xoopsFormValidate_".$ele_name."();'".$this->getExtra().">
			<table width='100%' class='outer' cellspacing='1'>
			<tr><th colspan='2'>".$this->getTitle()."</th></tr>
		";
		$hidden = '';
		$class ='even';
		foreach ( $this->getElements() as $ele ) {
			if (!is_object($ele)) {
				$ret .= $ele;
			} elseif ( !$ele->isHidden() ) {
				$ret .= "<tr valign='top' align='left'><td class='head'>";
				if ( ($caption = $ele->getCaption()) != '' ) {
				    $ret .= 
				        "<div class='xoops-form-element-caption" . ($ele->isRequired() ? "-required" : "" ) . "'>".
				        "<span class='caption-text'>{$caption}</span>".
				        "<span class='caption-marker'>*</span>".
				        "</div>";
			    }
				if ( ($desc = $ele->getDescription()) != '' ) {
				    $ret .= "<div class='xoops-form-element-help'>{$desc}</div>";
				}
				$ret .= "</td><td class='$class'>".$ele->render()."</td></tr>\n";
			} else {
				$hidden .= $ele->render();
			}
		}
		$ret .= "</table>\n$hidden\n</form>\n";
		$ret .= $this->renderValidationJS( true );
		return $ret;
	}
}
?>