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编辑当前文件:/home2/sdektunc/.trash/cepali/lib/pear/HTML/QuickForm/radio.php

<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0                                                      |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group             |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license,       |
// | that is bundled with this package in the file LICENSE, and is        |
// | available at through the world-wide-web at                           |
// | http://www.php.net/license/2_02.txt.                                 |
// | If you did not receive a copy of the PHP license and are unable to   |
// | obtain it through the world-wide-web, please send a note to          |
// | license@php.net so we can mail you a copy immediately.               |
// +----------------------------------------------------------------------+
// | Authors: Adam Daniel <adaniel1@eesus.jnj.com>                        |
// |          Bertrand Mansion <bmansion@mamasam.com>                     |
// +----------------------------------------------------------------------+
//
// $Id$

require_once('HTML/QuickForm/input.php');

/**
 * HTML class for a radio type element
 * 
 * @author       Adam Daniel <adaniel1@eesus.jnj.com>
 * @author       Bertrand Mansion <bmansion@mamasam.com>
 * @version      1.1
 * @since        PHP4.04pl1
 * @access       public
 */
class HTML_QuickForm_radio extends HTML_QuickForm_input
{
    // {{{ properties

/**
     * Radio display text
     * @var       string
     * @since     1.1
     * @access    private
     */
    var $_text = '';

// }}}
    // {{{ constructor

/**
     * Class constructor
     * 
     * @param     string    Input field name attribute
     * @param     mixed     Label(s) for a field
     * @param     string    Text to display near the radio
     * @param     string    Input field value
     * @param     mixed     Either a typical HTML attribute string or an associative array
     * @since     1.0
     * @access    public
     * @return    void
     */
    public function __construct($elementName=null, $elementLabel=null, $text=null, $value=null, $attributes=null) {
        // TODO MDL-52313 Replace with the call to parent::__construct().
        HTML_QuickForm_element::__construct($elementName, $elementLabel, $attributes);
        if (isset($value)) {
            $this->setValue($value);
        }
        $this->_persistantFreeze = true;
        $this->setType('radio');
        $this->_text = $text;
    } //end constructor

/**
     * Old syntax of class constructor. Deprecated in PHP7.
     *
     * @deprecated since Moodle 3.1
     */
    public function HTML_QuickForm_radio($elementName=null, $elementLabel=null, $text=null, $value=null, $attributes=null) {
        debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
        self::__construct($elementName, $elementLabel, $text, $value, $attributes);
    }

// }}}

function _generateId() {
        // Override the standard implementation, since you can have multiple
        // check-boxes with the same name on a form. Therefore, add the
        // (cleaned up) value to the id.

if ($this->getAttribute('id')) {
            return;
        }

parent::_generateId();
        $id = $this->getAttribute('id') . '_' . clean_param($this->getValue(), PARAM_ALPHANUMEXT);
        $this->updateAttributes(array('id' => $id));
    }

// {{{ setChecked()

/**
     * Sets whether radio button is checked
     * 
     * @param     bool    $checked  Whether the field is checked or not
     * @since     1.0
     * @access    public
     * @return    void
     */
    function setChecked($checked)
    {
        if (!$checked) {
            $this->removeAttribute('checked');
        } else {
            $this->updateAttributes(array('checked'=>'checked'));
        }
    } //end func setChecked

// }}}
    // {{{ getChecked()

/**
     * Returns whether radio button is checked
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function getChecked()
    {
        return $this->getAttribute('checked');
    } //end func getChecked
        
    // }}}
    // {{{ toHtml()

/**
     * Returns the radio element in HTML
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function toHtml()
    {
        if (0 == strlen($this->_text)) {
            $label = '';
        } elseif ($this->_flagFrozen) {
            $label = $this->_text;
        } else {
            $label = '<label for="' . $this->getAttribute('id') . '">' . $this->_text . '</label>';
        }
        return HTML_QuickForm_input::toHtml() . $label;
    } //end func toHtml
    
    // }}}
    // {{{ getFrozenHtml()

/**
     * Returns the value of field without HTML tags
     * 
     * @since     1.0
     * @access    public
     * @return    string
     */
    function getFrozenHtml()
    {
        if ($this->getChecked()) {
            return '<tt>(x)</tt>' .
                   $this->_getPersistantData();
        } else {
            return '<tt>( )</tt>';
        }
    } //end func getFrozenHtml

// }}}
    // {{{ setText()

/**
     * Sets the radio text
     * 
     * @param     string    $text  Text to display near the radio button
     * @since     1.1
     * @access    public
     * @return    void
     */
    function setText($text)
    {
        $this->_text = $text;
    } //end func setText

// }}}
    // {{{ getText()

/**
     * Returns the radio text 
     * 
     * @since     1.1
     * @access    public
     * @return    string
     */
    function getText()
    {
        return $this->_text;
    } //end func getText

// }}}
    // {{{ onQuickFormEvent()

/**
     * Called by HTML_QuickForm whenever form event is made on this element
     *
     * @param     string    $event  Name of event
     * @param     mixed     $arg    event arguments
     * @param     object    $caller calling object
     * @since     1.0
     * @access    public
     * @return    void
     */
    function onQuickFormEvent($event, $arg, &$caller)
    {
        switch ($event) {
            case 'updateValue':
                // constant values override both default and submitted ones
                // default values are overriden by submitted
                $value = $this->_findValue($caller->_constantValues);
                if (null === $value) {
                    $value = $this->_findValue($caller->_submitValues);
                    if (null === $value) {
                        $value = $this->_findValue($caller->_defaultValues);
                    }
                }
                if ($value == $this->getValue()) {
                    $this->setChecked(true);
                } else {
                    $this->setChecked(false);
                }
                break;
            case 'setGroupValue':
                if ($arg == $this->getValue()) {
                    $this->setChecked(true);
                } else {
                    $this->setChecked(false);
                }
                break;
            default:
                parent::onQuickFormEvent($event, $arg, $caller);
        }
        return true;
    } // end func onQuickFormLoad

// }}}
    // {{{ exportValue()

/**
    * Returns the value attribute if the radio is checked, null if it is not
    */
    function exportValue(&$submitValues, $assoc = false)
    {
        $value = $this->_findValue($submitValues);
        if (null === $value) {
            $value = $this->getChecked()? $this->getValue(): null;
        } elseif ($value != $this->getValue()) {
            $value = null;
        }
        return $this->_prepareValue($value, $assoc);
    }
    
    // }}}
} //end class HTML_QuickForm_radio
?>