lib/form/header.php

   1 <?php
   2 // $Id$
   3
   4 require_once 'HTML/QuickForm/header.php';
   5
   6 /**
   7  * A pseudo-element used for adding headers to form
   8  *
   9  */
  10 class MoodleQuickForm_header extends HTML_QuickForm_header
  11 {
  12     /**
  13      * html for help button, if empty then no help
  14      *
  15      * @var string
  16      */
  17     var $_helpbutton='';
  18
  19     function MoodleQuickForm_header($elementName = null, $text = null) {
  20         parent::HTML_QuickForm_header($elementName, $text);
  21     }
  22
  23     // {{{ accept()
  24
  25    /**
  26     * Accepts a renderer
  27     *
  28     * @param object     An HTML_QuickForm_Renderer object
  29     * @access public
  30     * @return void
  31     */
  32     function accept(&$renderer)
  33     {
  34         $this->_text .= $this->getHelpButton();
  35         $renderer->renderHeader($this);
  36     } // end func accept
  37
  38     // }}}
  39     /**
  40      * set html for help button
  41      *
  42      * @access   public
  43      * @param array $help array of arguments to make a help button
  44      * @param string $function function name to call to get html
  45      */
  46     function setHelpButton($helpbuttonargs, $function='helpbutton'){
  47         if (!is_array($helpbuttonargs)){
  48             $helpbuttonargs=array($helpbuttonargs);
  49         }else{
  50             $helpbuttonargs=$helpbuttonargs;
  51         }
  52         //we do this to to return html instead of printing it
  53         //without having to specify it in every call to make a button.
  54         if ('helpbutton' == $function){
  55             $defaultargs=array('', '', 'moodle', true, false, '', true);
  56             $helpbuttonargs=$helpbuttonargs + $defaultargs ;
  57         }
  58         $this->_helpbutton=call_user_func_array($function, $helpbuttonargs);
  59     }
  60     /**
  61      * get html for help button
  62      *
  63      * @access   public
  64      * @return  string html for help button
  65      */
  66     function getHelpButton(){
  67         return $this->_helpbutton;
  68     }
  69 } //end class MoodleQuickForm_header
  70 ?>