lib/form/text.php

   1 <?php
   2 require_once("HTML/QuickForm/text.php");
   3
   4 /**
   5  * HTML class for a text type element
   6  *
   7  * @author       Jamie Pratt
   8  * @access       public
   9  */
  10 class MoodleQuickForm_text extends HTML_QuickForm_text{
  11     /**
  12      * html for help button, if empty then no help
  13      *
  14      * @var string
  15      */
  16     var $_helpbutton='';
  17     var $_hiddenLabel=false;
  18
  19     function MoodleQuickForm_text($elementName=null, $elementLabel=null, $attributes=null) {
  20         parent::HTML_QuickForm_text($elementName, $elementLabel, $attributes);
  21     }
  22
  23     function setHiddenLabel($hiddenLabel){
  24         $this->_hiddenLabel = $hiddenLabel;
  25     }
  26     function toHtml(){
  27         if ($this->_hiddenLabel){
  28             $this->_generateId();
  29             return '<label class="accesshide" for="'.$this->getAttribute('id').'" >'.
  30                         $this->getLabel().'</label>'.parent::toHtml();
  31         } else {
  32              return parent::toHtml();
  33         }
  34     }
  35    /**
  36     * Automatically generates and assigns an 'id' attribute for the element.
  37     *
  38     * Currently used to ensure that labels work on radio buttons and
  39     * checkboxes. Per idea of Alexander Radivanovich.
  40     * Overriden in moodleforms to remove qf_ prefix.
  41     *
  42     * @access private
  43     * @return void
  44     */
  45     function _generateId()
  46     {
  47         static $idx = 1;
  48
  49         if (!$this->getAttribute('id')) {
  50             $this->updateAttributes(array('id' => 'id_'. substr(md5(microtime() . $idx++), 0, 6)));
  51         }
  52     } // end func _generateId
  53     /**
  54      * set html for help button
  55      *
  56      * @access   public
  57      * @param array $help array of arguments to make a help button
  58      * @param string $function function name to call to get html
  59      */
  60     function setHelpButton($helpbuttonargs, $function='helpbutton'){
  61         if (!is_array($helpbuttonargs)){
  62             $helpbuttonargs=array($helpbuttonargs);
  63         }else{
  64             $helpbuttonargs=$helpbuttonargs;
  65         }
  66         //we do this to to return html instead of printing it
  67         //without having to specify it in every call to make a button.
  68         if ('helpbutton' == $function){
  69             $defaultargs=array('', '', 'moodle', true, false, '', true);
  70             $helpbuttonargs=$helpbuttonargs + $defaultargs ;
  71         }
  72         $this->_helpbutton=call_user_func_array($function, $helpbuttonargs);
  73     }
  74     /**
  75      * get html for help button
  76      *
  77      * @access   public
  78      * @return  string html for help button
  79      */
  80     function getHelpButton(){
  81         return $this->_helpbutton;
  82     }
  83     /**
  84      * Slightly different container template when frozen. Don't want to use a label tag
  85      * with a for attribute in that case for the element label but instead use a div.
  86      * Templates are defined in renderer constructor.
  87      *
  88      * @return string
  89      */
  90     function getElementTemplateType(){
  91         if ($this->_flagFrozen){
  92             return 'static';
  93         } else {
  94             return 'default';
  95         }
  96     }
  97 }