public function init()
{
// retrieves the length limit for each char field
// and store to assoc array
$maxLens = Application_Model_Show::getMaxLengths();
// Hidden element to indicate whether the show is new or
// whether we are updating an existing show.
$this->addElement('hidden', 'add_show_id', array('decorators' => array('ViewHelper')));
// Hidden element to indicate the instance id of the show
// being edited.
$this->addElement('hidden', 'add_show_instance_id', array('decorators' => array('ViewHelper')));
// Add name element
$this->addElement('text', 'add_show_name', array('label' => 'Name:', 'class' => 'input_text', 'required' => true, 'filters' => array('StringTrim'), 'validators' => array('NotEmpty'), 'value' => 'Untitled Show', 'validators' => array(array('StringLength', false, array(0, $maxLens['name'])))));
// Add URL element
$this->addElement('text', 'add_show_url', array('label' => 'URL:', 'class' => 'input_text', 'required' => false, 'filters' => array('StringTrim'), 'validators' => array('NotEmpty', array('StringLength', false, array(0, $maxLens['url'])))));
// Add genre element
$this->addElement('text', 'add_show_genre', array('label' => 'Genre:', 'class' => 'input_text', 'required' => false, 'filters' => array('StringTrim'), 'validators' => array(array('StringLength', false, array(0, $maxLens['genre'])))));
// Add the description element
$this->addElement('textarea', 'add_show_description', array('label' => 'Description:', 'required' => false, 'class' => 'input_text_area', 'validators' => array(array('StringLength', false, array(0, $maxLens['description'])))));
$descText = $this->getElement('add_show_description');
$descText->setDecorators(array(array('ViewScript', array('viewScript' => 'form/add-show-block.phtml', 'class' => 'block-display'))));
}
