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<?php
/**
 * Copyright (c) 2006-2008, Laurent Laville <pear@laurent-laville.org>
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the authors nor the names of its contributors
 *       may be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * PHP versions 4 and 5
 *
 * @category  HTML
 * @package   HTML_Progress2
 * @author    Laurent Laville <pear@laurent-laville.org>
 * @copyright 2006-2008 Laurent Laville
 * @license   http://www.opensource.org/licenses/bsd-license.php  New BSD License
 * @version   CVS: $Id$
 * @link      http://pear.php.net/package/HTML_Progress2
 * @since     File available since Release 2.1.0
 */

require_once 'HTML/QuickForm/Renderer/Tableless.php';

/**
 * The ActionDisplay class provides the table less form rendering.
 *
 * @category  HTML
 * @package   HTML_Progress2
 * @author    Laurent Laville <pear@laurent-laville.org>
 * @copyright 2006-2008 Laurent Laville
 * @license   http://www.opensource.org/licenses/bsd-license.php  New BSD License
 * @version   Release: @package_version@
 * @link      http://pear.php.net/package/HTML_Progress2
 * @since     Class available since Release 2.1.0
 */

class ActionDisplay extends HTML_QuickForm_Action_Display
{
    /**
     * Style sheet for the custom layout
     *
     * @var    string
     * @access public
     * @since  2.1.0
     */
    var $css;

/**
     * class constructor
     *
     * @param string $css custom stylesheet to apply, or default if not set
     *
     * @access public
     * @since  version 2.1.0 (2006-08-12)
     */
    function ActionDisplay($css = null)
    {
        // when no user-styles defined, used the default values
        $this->setStyleSheet($css);
    }

/**
     * Outputs the form.
     *
     * @param object &$page the page being processed
     *
     * @return void
     * @access public
     * @since  version 2.1.0 (2006-08-12)
     */
    function _renderForm(&$page)
    {
        $renderer =& new HTML_QuickForm_Renderer_Tableless();

$styles = $this->getStyleSheet();
        $js     = '';

// on preview tab, add progress bar javascript and stylesheet
        if ($page->getAttribute('id') == 'Preview') {
            $pb = $page->controller->createProgressBar();
            $pb->setTab('    ');

$styles .= $pb->getStyle();
            $js      = $pb->getScript();

$pbElement =& $page->getElement('progressBar');
            $pbElement->setText($pb->toHtml() . '<br /><br />');
        }
        $page->accept($renderer);

$body = $renderer->toHtml();

$html = <<<HTML
<!DOCTYPE HTML
    PUBLIC "-//W3C//DTD HTML 4.01//EN"
    "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>HTML_Progress2 Generator</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<style type="text/css">

</style>
<script type="text/javascript">
//<![CDATA[
$js
//]]>
</script>
</head>
<body>
$body
</body>
</html>
HTML;
        echo $html;
    }

/**
     * Returns the custom style sheet to use for layout
     *
     * @param bool $content (optional) Either return css filename or string contents
     *
     * @return string
     * @access public
     * @since  version 2.1.0 (2006-08-12)
     */
    function getStyleSheet($content = true)
    {
        if ($content) {
            $styles = file_get_contents($this->css);
        } else {
            $styles = $this->css;
        }
        return $styles;
    }

/**
     * Set the custom style sheet to use your own styles
     *
     * @param string $css (optional) File to read user-defined styles from
     *
     * @return bool    true if custom styles, false if default styles applied
     * @access public
     * @since  version 2.1.0 (2006-08-12)
     */
    function setStyleSheet($css = null)
    {
        // default stylesheet is into package data directory
        if (!isset($css)) {
            $this->css = '@data_dir@' . DIRECTORY_SEPARATOR
                 . '@package_name@' . DIRECTORY_SEPARATOR
                 . 'tableless.css';
        }

$res = isset($css) && file_exists($css);
        if ($res) {
            $this->css = $css;
        }
        return $res;
    }
}
?>