function parallax_block_form_alter in Parallax Toolkit 7.2

Same name and namespace in other branches

1. 7.3 parallax_block/parallax_block.module \parallax_block_form_alter()

Implements hook_form_alter().

File

parallax_block/parallax_block.module, line 69

Enable Parallax effect for any block created by the user.

Code

function parallax_block_form_alter(&$form, &$form_state, $form_id) {
  if ($form_id == 'block_admin_configure' || $form_id == 'block_add_block_form') {
    $block = block_load($form['module']['#value'], $form['delta']['#value']);
    $form['settings']['parallax'] = array(
      '#type' => 'fieldset',
      '#title' => t('Parallax Settings'),
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
    );
    $form['settings']['parallax']['vertical_parallax_value'] = array(
      '#title' => t('Vertical Parallax Direction'),
      '#type' => 'select',
      '#options' => array(
        'none' => t('None'),
        'top-to-bottom' => t('Move to bottom on scroll (fast effect)'),
        'bottom-to-top' => t('Move to top on scroll (slow effect)'),
      ),
      '#default_value' => isset($block->vertical_parallax_value) ? $block->vertical_parallax_value : 'none',
    );
    $form['settings']['parallax']['horizontal_parallax_value'] = array(
      '#title' => t('Horizontal Parallax Direction'),
      '#type' => 'select',
      '#options' => array(
        'none' => t('None'),
        'left-to-right' => t('Move to left on scroll'),
        'right-to-left' => t('Move to right on scroll'),
      ),
      '#default_value' => isset($block->horizontal_parallax_value) ? $block->horizontal_parallax_value : 'none',
    );
    $form['settings']['parallax']['background_image'] = array(
      '#title' => t('Background Image'),
      '#type' => 'managed_file',
      '#description' => t('Replace all spaces in file name with dashes. Larger pictures are recommended.'),
      '#default_value' => isset($block->background_image) ? $block->background_image : '',
      '#upload_location' => 'public://parallax_block/',
      '#upload_validators' => array(
        'file_validate_extensions' => array(
          'gif png jpg jpeg',
        ),
        'file_validate_size' => array(
          2 * 1024 * 1024,
        ),
      ),
    );
    $form['settings']['parallax']['background_size'] = array(
      '#title' => t('Background Size'),
      '#type' => 'textfield',
      '#size' => 60,
      '#default_value' => isset($block->background_size) ? $block->background_size : 'none',
      '#description' => t('Acceptable values are none, cover, contain, or percentages/pixels in the form of "200px" and "200%". If there is no effect, try altering this value.'),
      '#maxlength' => 20,
      '#required' => TRUE,
      '#element_validate' => array(
        'parallax_block_validate_size',
      ),
    );
    $form['#submit'][] = 'parallax_block_form_submit';
  }
}