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-rw-r--r--includes/form.inc11
-rw-r--r--modules/simpletest/tests/form.test3
-rw-r--r--modules/simpletest/tests/form_test.module5
3 files changed, 18 insertions, 1 deletions
diff --git a/includes/form.inc b/includes/form.inc
index 203afe985..3fe577a77 100644
--- a/includes/form.inc
+++ b/includes/form.inc
@@ -2986,6 +2986,9 @@ function theme_file($variables) {
* for radio and checkbox #type elements as set in system_element_info().
* If the #title is empty but the field is #required, the label will
* contain only the required marker.
+ * - invisible: Labels are critical for screen readers to enable them to
+ * properly navigate through forms but can be visually distracting. This
+ * property hides the label for everyone except screen readers.
* - attribute: Set the title attribute on the element to create a tooltip
* but output no label element. This is supported only for checkboxes
* and radios in form_pre_render_conditional_form_element(). It is used
@@ -3042,6 +3045,7 @@ function theme_form_element($variables) {
$output .= ' ' . $element['#children'] . "\n";
break;
+ case 'invisible':
case 'after':
$output .= ' ' . $element['#children'];
$output .= ' ' . theme('form_element_label', $variables) . "\n";
@@ -3128,10 +3132,15 @@ function theme_form_element_label($variables) {
$title = filter_xss_admin($element['#title']);
$attributes = array();
+ // Style the label as class option to display inline with the element.
if ($element['#title_display'] == 'after') {
- // Style the label as class option to display inline with the element.
$attributes['class'] = 'option';
}
+ // Show label only to screen readers to avoid disruption in visual flows.
+ elseif ($element['#title_display'] == 'invisible') {
+ $attributes['class'] = 'element-invisible';
+ }
+
if (!empty($element['#id'])) {
$attributes['for'] = $element['#id'];
}
diff --git a/modules/simpletest/tests/form.test b/modules/simpletest/tests/form.test
index 60523f0a0..20fbbb0f5 100644
--- a/modules/simpletest/tests/form.test
+++ b/modules/simpletest/tests/form.test
@@ -305,6 +305,9 @@ class FormsElementsLabelsTestCase extends DrupalWebTestCase {
$elements = $this->xpath('//input[@id="edit-form-textfield-test-title-after"]/following-sibling::label[@for="edit-form-textfield-test-title-after" and @class="option"]');
$this->assertTrue(isset($elements[0]), t("Label after field and label option class correct for text field."));
+ $elements = $this->xpath('//input[@id="edit-form-textfield-test-title-invisible"]/following-sibling::label[@for="edit-form-textfield-test-title-invisible" and @class="element-invisible"]');
+ $this->assertTrue(isset($elements[0]), t("Label after field and label class is element-invisible."));
+
$elements = $this->xpath('//label[@for="edit-form-textfield-test-title-no-show"]');
$this->assertFalse(isset($elements[0]), t("No label tag when title set not to display."));
}
diff --git a/modules/simpletest/tests/form_test.module b/modules/simpletest/tests/form_test.module
index b35e43251..09ca8f81c 100644
--- a/modules/simpletest/tests/form_test.module
+++ b/modules/simpletest/tests/form_test.module
@@ -544,6 +544,11 @@ function form_label_test_form(&$form_state) {
'#title' => t('Textfield test for title after element'),
'#title_display' => 'after',
);
+ $form['form_textfield_test_title_invisible'] = array(
+ '#type' => 'textfield',
+ '#title' => t('Textfield test for invisible title'),
+ '#title_display' => 'invisible',
+ );
// Textfield test for title set not to display
$form['form_textfield_test_title_no_show'] = array(
'#type' => 'textfield',