function block_class_form_alter in Block Class 7.2

Same name and namespace in other branches

1. 5 block_class.module \block_class_form_alter()
2. 6 block_class.module \block_class_form_alter()
3. 7 block_class.module \block_class_form_alter()

Implements hook_form_alter().

Alter block edit form to add configuration field.

File

./block_class.module, line 83

Enhanced control over the CSS Classes of any Block.

Code

function block_class_form_alter(&$form, &$form_state, $form_id) {

  // Form ids of modules with block creation pages also need to be checked.
  if (user_access('administer block classes') && in_array($form_id, array(
    'block_admin_configure',
    'block_add_block_form',
    'menu_block_add_block_form',
  ))) {

    // Load statically cached block object used to display the form.
    $block = block_load($form['module']['#value'], $form['delta']['#value']);
    $form['settings']['css_class'] = array(
      '#type' => 'textfield',
      '#title' => t('CSS class(es)'),
      '#default_value' => isset($block->css_class) ? $block->css_class : '',
      '#description' => t('Customize the styling of this block by adding CSS classes. Separate multiple classes by spaces.'),
      '#maxlength' => 255,
    );
    $form['#submit'][] = 'block_class_form_submit';
  }
}