' . l(t('Load test form via AJAX'), 'ajax-load-example/callback', array('attributes' => array('class' => 'ajax-load-example'))) . ''; } } /** * Render a form in JSON. * * This function shows how to generate and alter an AJAX response to allow * ajax_load to add its functionality. */ function ajax_load_example_callback() { $result = array( 'content' => drupal_get_form('ajax_load_example_form'), // Put the Javascript callback you will use here. // You can if you wish leave out this line and instead // call your callback directly in your Javascript. See // comments in ajax_load_example.js. '__callbacks' => array('Drupal.AjaxLoadExample.formCallback'), ); // Call drupal_alter('ajax_data', ...). This is what allows ajax_load to // add its data and register its Javascript callback. // The second argument is the data to be altered. // The third argument is a unique identifier for this AJAX data operation. // The fourth and optional argument is the original data that was the subject // of the ajax operation--in this case, a form ID. drupal_alter('ajax_data', $result, 'ajax_load_example', 'ajax_load_example_form'); drupal_json($result); } /** * Generate a sample form. */ function ajax_load_example_form() { $form = array( '#prefix' => t('This form tests whether additional Javascript and CSS files were loaded via AJAX. Expected results: form has a grey border (via a new CSS instruction); form element Javascript is functional; the message "Ajax load example inline script called" appears below (via an inline script).'), '#suffix' => t('Submit button intentionally left out--nothing to submit.'), ); // Add a sample inline script. This alert should be called after all scripts have // been added. drupal_add_js("$('#ajax-load-example-form').prepend('

" . t('Ajax load example inline script called.') . "

');", 'inline'); drupal_add_css(drupal_get_path('module', 'ajax_load_example') . '/ajax_load_example.css'); $form['fieldset'] = array( '#type' => 'fieldset', '#title' => t('Sample collapsible fieldset'), '#collapsible' => TRUE, ); $form['fieldset']['textarea'] = array( '#type' => 'textarea', '#title' => t('Sample expandable fieldset'), ); $form['fieldset']['autocomplete'] = array( '#type' => 'textfield', '#autocomplete_path' => 'user/autocomplete', '#size' => '6', '#maxlength' => '7', '#title' => t('Sample user autocomplete'), ); // Submit element intentionally omitted. return $form; }