protected function _initFields()
 {
     $this->_form->setModel(new Kwf_Model_FnF(array('data' => array(array('id' => 1, 'foo' => 2)))));
     //         $this->_form->add(new Kwf_Form_Field_TextField('foo', 'Foo'));
     $foo = new Kwf_Form_Field_Select('foo', 'Foo');
     $foo->setFields(array('id', 'name', 'filter_id'));
     $foo->setFilterField('filter_id');
     $foo->setValues(array(array(1, 'test1.1', 1), array(2, 'test1.2', 1), array(3, 'test1.3', 1), array(4, 'test2.4', 2), array(5, 'test2.5', 2)))->setAllowBlank(false);
     //$this->_form->add($foo);
     $this->_form->add(new Kwf_Form_Field_ComboBoxFilter('filter', 'Filter'))->setValues(array(1 => 'filter1', 2 => 'filter2'))->setFilteredCombo($foo);
 }