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function units_field_field_widget_form in Units of Measurement 7.2

Implements hook_field_widget_form().

File

units_field/units_field.module, line 207
Provide field type for storing measured values.

Code

function units_field_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
  switch ($instance['widget']['type']) {
    case 'units_value_expression':
      $element['expression'] = array(
        '#type' => 'units_mathematical_expression',
        '#title' => $instance['label'],
        '#required' => $element['#required'],
        '#value_format' => 'object',
        '#default_value' => isset($items[$delta]['expression']) ? $items[$delta]['expression'] : NULL,
        '#allowed_dimension' => units_field_dimension($field),
      );
      break;
  }
  return $element;
}