function mvf_entityreference_field_instance_settings_pre_render in Measured Value Field 7

Form element process function.

Hide entity reference instance settings form element if it is empty.

1 string reference to 'mvf_entityreference_field_instance_settings_pre_render'

mvf_field_instance_settings_form in ./mvf.module

Implements hook_field_instance_settings_form().

File

./mvf.module, line 614

Define a field type of measured value.

Code

function mvf_entityreference_field_instance_settings_pre_render($element) {
  if (count(element_children($element)) == 1 && isset($element['settings']) && count(element_children($element['settings'])) == 0) {

    // That's an empty construction produced by entityreference module.
    $element['#printed'] = TRUE;
  }
  return $element;
}