function theme_pager_previous

Returns HTML for the "previous page" link in a query pager.

Parameters

$variables: An associative array containing:

• text: The name (or image) of the link.
• element: An optional integer to distinguish between multiple pagers on one page.
• interval: The number of pages to move backward when the link is clicked.
• parameters: An associative array of query string parameters to append to the pager links.

Related topics

File

includes/pager.inc, line 480

Functions to aid in presenting database results as a set of pages.

Code

function theme_pager_previous($variables) {
  $text = $variables['text'];
  $element = $variables['element'];
  $interval = $variables['interval'];
  $parameters = $variables['parameters'];
  global $pager_page_array;
  $output = '';

  // If we are anywhere but the first page
  if ($pager_page_array[$element] > 0) {
    $page_new = pager_load_array($pager_page_array[$element] - $interval, $element, $pager_page_array);

    // If the previous page is the first page, mark the link as such.
    if ($page_new[$element] == 0) {
      $output = theme('pager_first', array('text' => $text, 'element' => $element, 'parameters' => $parameters));
    }
    // The previous page is not the first page.
    else {
      $output = theme('pager_link', array('text' => $text, 'page_new' => $page_new, 'element' => $element, 'parameters' => $parameters));
    }
  }

  return $output;
}