Provide standard buttons for the forms to make it easy. Also provide a hidden op operator because the forms plugin doesn't seem to properly provide which button was clicked.

File

includes/admin.inc, line 1366

admin.inc Provides the Views' administrative interface.

Code

function views_ui_standard_form_buttons(&$form, &$form_state, $form_id, $name = NULL, $third = NULL, $submit = NULL) {
  $form['buttons'] = array(
    '#prefix' => '<div class="clear-block"><div class="form-buttons">',
    '#suffix' => '</div></div>',
  );

  if (empty($name)) {
    $name = t('Update');
  }

  // Add the override and update button
  if ($name == t('Update default display')) {
    $form['buttons']['override_update'] = array(
      '#type' => 'submit',
      '#value' => t('Update and override'),
      '#submit' => array(
        'views_ui_edit_display_form_override_update_section',
        'views_ui_standard_submit',
        'views_ui_edit_display_form_override_update',
      ),
    );
  }

  if (empty($form_state['ok_button'])) {
    // but be sure submit button validates!
    $form['buttons']['submit'] = array(
      '#type' => 'submit',
      '#value' => $name,
      '#submit' => array('views_ui_standard_submit', $form_id . '_submit'),
    );
  }

  $cancel_submit = function_exists($form_id . '_cancel') ? $form_id . '_cancel' : 'views_ui_standard_cancel';
  $form['buttons']['cancel'] = array(
    '#type' => 'submit',
    '#value' => empty($form_state['ok_button']) ? t('Cancel') : t('Ok'),
    '#submit' => array($cancel_submit),
    '#validate' => array(),
  );

  if ($third) {
    if (empty($submit)) {
      $submit = 'third';
    }
    $third_submit = function_exists($form_id . '_' . $submit) ? $form_id . '_' . $submit : 'views_ui_standard_cancel';

    $form['buttons'][$submit] = array(
      '#type' => 'submit',
      '#value' => $third,
      '#validate' => array(),
      '#submit' => array($third_submit),
    );
  }

  // Compatibility, to be removed later:
  // We used to set these items on the form, but now we want them on the $form_state:
  if (isset($form['#title'])) {
    $form_state['title'] = $form['#title'];
  }
  if (isset($form['#help_topic'])) {
    $form_state['help_topic'] = $form['#help_topic'];
  }
  if (isset($form['#help_module'])) {
    $form_state['help_module'] = $form['#help_module'];
  }
  if (isset($form['#url'])) {
    $form_state['url'] = $form['#url'];
  }
  if (isset($form['#js'])) {
    if (!empty($form_state['js settings']) && is_array($form_state['js settings'])) {
      $form_state['js settings'] = array_merge($form_state['js settings'], $form['#js']);
    }
    else {
      $form_state['js settings'] = $form['#js'];
    }
  }
  if (isset($form['#section'])) {
    $form_state['#section'] = $form['#section'];
  }
  // Finally, we never want these cached -- our object cache does that for us.
  $form['#no_cache'] = TRUE;

  // If this isn't an ajaxy form, then we want to set the title.
  if (!empty($form['#title'])) {
    drupal_set_title($form['#title']);
  }
  views_add_css('views-admin');
}