_helpbutton=call_user_func_array($function, $helpbuttonargs);
}
/**
* get html for help button
*
* @access public
* @return string html for help button
*/
function getHelpButton(){
return $this->_helpbutton;
}
/**
* Automatically generates and assigns an 'id' attribute for the element.
*
* Currently used to ensure that labels work on radio buttons and
* checkboxes. Per idea of Alexander Radivanovich.
* Overriden in moodleforms to remove qf_ prefix.
*
* @access private
* @return void
*/
function _generateId()
{
static $idx = 1;
if (!$this->getAttribute('id')) {
$this->updateAttributes(array('id' => 'id_'.substr(md5(microtime() . $idx++), 0, 6)));
}
} // end func _generateId
/**
* 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)
{
//fixes bug in quickforms which lets previous set value override submitted value if checkbox is not checked
// and no value is submitted
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 === $value) {
// if no boxes were checked, then there is no value in the array
// yet we don't want to display default value in this case
if ($caller->isSubmitted()) {
$value = $this->_findValue($caller->_submitValues);
} else {
$value = $this->_findValue($caller->_defaultValues);
}
}
//fix here. setChecked should not be conditional
$this->setChecked($value);
break;
default:
parent::onQuickFormEvent($event, $arg, $caller);
}
return true;
} // end func onQuickFormEvent
function toHtml()
{
return '' . parent::toHtml() . '';
}
/**
* Returns the disabled field. Accessibility: the return "[ ]" from parent
* class is not acceptable for screenreader users, and we DO want a label.
* @return string
*/
function getFrozenHtml()
{
//$this->_generateId();
$output = 'getChecked()) {
$output .= 'checked="checked" />'.$this->_getPersistantData();
} else {
$output .= '/>';
}
return $output;
} //end func getFrozenHtml
}
?>