| public form_callback ( ) : mixed | ||
| return | mixed | Form display callback (or false) |
public function form_callback()
{
if (isset($this->btnc)) {
return $this->btnc;
}
$cmb_config = $this->get_cmb_config();
$this->btnc = empty($cmb_config) ? $this->args['form_display_callback'] : false;
return $this->btnc;
}