view, * to get a row $field->view->result[$index]. * @param int $index * Index of the row. * * @return int * Weight value. */ public function get($field, $index) {} /** * Save parent value. * * @param $form_state * Array of form state of the form. * View object $form_state['values']['view']. */ public function set($form_state) {} /** * Form with settings of the handler. * * @param object $field * Draggableviews field handler. * * @return array * Form array. */ public function options_form($field) {} /** * Settings form default values. * * @return array * Array with default values. */ public function option_definition() {} /** * Get "results" array index of and item with specific base field id. * * @param object $view * Views object * @param type $id * Base field id. * * @return int */ public function get_index($view, $id) { foreach ($view->result as $key => $item) { if ($item->{$view->base_field} == $id) { return $key; } } } }