lib/form/textarea.php

   1 <?php
   2 require_once('HTML/QuickForm/textarea.php');
   3
   4 /**
   5  * HTML class for a textarea type element
   6  *
   7  * @author       Jamie Pratt
   8  * @access       public
   9  */
  10 class MoodleQuickForm_textarea extends HTML_QuickForm_textarea{
  11     /**
  12      * Need to store id of form as we may need it for helpbutton
  13      *
  14      * @var string
  15      */
  16     var $_formid = '';
  17     /**
  18      * html for help button, if empty then no help
  19      *
  20      * @var string
  21      */
  22     var $_helpbutton='';
  23     function MoodleQuickForm_textarea($elementName=null, $elementLabel=null, $attributes=null) {
  24         parent::HTML_QuickForm_textarea($elementName, $elementLabel, $attributes);
  25     }
  26
  27     /**
  28      * set html for help button
  29      *
  30      * @access   public
  31      * @param array $help array of arguments to make a help button
  32      * @param string $function function name to call to get html
  33      */
  34     function setHelpButton($helpbuttonargs, $function='helpbutton'){
  35         global $SESSION;
  36         if (!is_array($helpbuttonargs)){
  37             $helpbuttonargs=array($helpbuttonargs);
  38         }else{
  39             $helpbuttonargs=$helpbuttonargs;
  40         }
  41         //we do this to to return html instead of printing it
  42         //without having to specify it in every call to make a button.
  43         if ('helpbutton' == $function){
  44             $defaultargs=array('', '', 'moodle', true, false, '', true);
  45             $helpbuttonargs=$helpbuttonargs + $defaultargs ;
  46         } elseif ('editorhelpbutton' == $function){
  47             if (in_array('emoticons', $helpbuttonargs)){
  48                 $SESSION->inserttextform = $this->_formid;
  49                 $SESSION->inserttextfield = $this->getAttribute('name');
  50             }
  51         }
  52         $this->_helpbutton=call_user_func_array($function, $helpbuttonargs);
  53     }
  54     /**
  55      * get html for help button
  56      *
  57      * @access   public
  58      * @return  string html for help button
  59      */
  60     function getHelpButton(){
  61         return $this->_helpbutton;
  62     }
  63     /**
  64      * Called by HTML_QuickForm whenever form event is made on this element
  65      *
  66      * @param     string    $event  Name of event
  67      * @param     mixed     $arg    event arguments
  68      * @param     object    $caller calling object
  69      * @since     1.0
  70      * @access    public
  71      * @return    void
  72      */
  73     function onQuickFormEvent($event, $arg, &$caller)
  74     {
  75         switch ($event) {
  76             case 'createElement':
  77                 $this->_formid = $caller->getAttribute('id');
  78                 break;
  79         }
  80         return parent::onQuickFormEvent($event, $arg, $caller);
  81     } // end func onQuickFormEvent
  82     /**
  83      * Slightly different container template when frozen.
  84      *
  85      * @return string
  86      */
  87     function getElementTemplateType(){
  88         if ($this->_flagFrozen){
  89             return 'static';
  90         } else {
  91             return 'default';
  92         }
  93     }
  94 }
  95 ?>