form_test.file.inc

<?php


/**
 * @file
 * An include file to test loading it with the form API.
 */

/**
 * Form constructor for testing FAPI file inclusion of the file specified in
 * hook_menu().
 */
function form_test_load_include_menu($form, &$form_state) {
    // Submit the form via Ajax. That way the FAPI has to care about including
    // the file specified in hook_menu().
    $ajax_wrapper_id = drupal_html_id('form-test-load-include-menu-ajax-wrapper');
    $form['ajax_wrapper'] = array(
        '#markup' => '<div id="' . $ajax_wrapper_id . '"></div>',
    );
    $form['button'] = array(
        '#type' => 'submit',
        '#value' => t('Save'),
        '#submit' => array(
            'form_test_load_include_submit',
        ),
        '#ajax' => array(
            'wrapper' => $ajax_wrapper_id,
            'method' => 'append',
            'callback' => 'form_test_load_include_menu_ajax',
        ),
    );
    return $form;
}

/**
 * Submit callback for the form API file inclusion test forms.
 */
function form_test_load_include_submit($form, $form_state) {
    drupal_set_message('Submit callback called.');
}

/**
 * Ajax callback for the file inclusion via menu test.
 */
function form_test_load_include_menu_ajax($form) {
    // We don't need to return anything, since #ajax['method'] is 'append', which
    // does not remove the original #ajax['wrapper'] element, and status messages
    // are automatically added by the Ajax framework as long as there's a wrapper
    // element to add them to.
    return '';
}