function hook_mathfield_get_token in Math Field 7

Get the jQuery selector and event to trigger the evaluation of a mathfield.

This hook is invoked on the module that defines the tokens' field type. To change the token info for a field defined in a different module, use hook_mathfield_get_token_alter() or hook_mathfield_get_token_MODULE_alter().

Parameters

array $context: An associative array with the following keys:

• 'field_name': The machine name of the token field.
• 'delta': The delta value of the token field for multivalue fields. Default is 0.
• 'column': The source column of the token field. Default is 'value'.
• 'token': The token used in the math expression.
• 'field': The field definition of the token field.
• 'instance': The field instance definition of the token field.
• 'element': The mathfield form element.

Return value

array An associative array with the following keys:

• 'selector': The jQuery selector for the form element that will tirgger the mathfield evaluation.
• 'event': The jQuery event that will trigger the mathfield evaluation. Typically, blur of text input and change for select lists and radios/checkboxes.

1 function implements hook_mathfield_get_token()

Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook.

mathfield_mathfield_get_token in ./mathfield.module

Implements hook_mathfield_get_token().

1 invocation of hook_mathfield_get_token()

mathfield_get_tokens in ./mathfield.module

Get the element details for mathfield expression tokens.

File

./mathfield.api.php, line 34

Hooks provided by Math Field.

Code

function hook_mathfield_get_token($context) {
  $field_name = $context['field']['field_name'];
  $name = strtr('@field_name[@parts]', array(
    '@field_name' => $field_name,
    '@parts' => implode('][', array(
      $context['element']['#language'],
      $context['delta'],
      $context['column'],
    )),
  ));
  return array(
    'selector' => 'input[name="' . $name . '"]',
    'event' => 'blur',
  );
}