function views_send_handler_field_selector::views_form_validate in Views Send 7

File

views/views_send_handler_field_selector.inc, line 52

Views field handler. Outputs a checkbox for selecting a row for email sending. Implements the Views Form API.

Class

views_send_handler_field_selector

@file Views field handler. Outputs a checkbox for selecting a row for email sending. Implements the Views Form API.

Code

function views_form_validate($form, &$form_state) {
  $field_name = $this->options['id'];
  $selection = array_filter($form_state['values'][$field_name]);
  if (empty($selection)) {
    form_set_error($field_name, t('Please select at least one item.'));
  }
}