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authorMarcelo Galigniana <marcelogaligniana@gmail.com>2022-07-10 23:10:21 -0300
committerCarlton Gibson <carlton@noumenal.es>2022-07-28 11:52:48 +0200
commit564437f767eaa54bb6af86d2ebd2363e49a50421 (patch)
tree17b48cc3c5f38b249b6327ec7c0d71841fb6e3ba
parent88dba2e3fd64b64bcf4fae83b256b4f6f492558f (diff)
Fixed #33726 -- Added skip-link to admin for keyboard navigation.
Diffstat
-rw-r--r--django/contrib/admin/static/admin/css/base.css14
-rw-r--r--django/contrib/admin/templates/admin/base.html4
-rw-r--r--tests/admin_views/test_skip_link_to_content.py145
3 files changed, 161 insertions, 2 deletions
diff --git a/django/contrib/admin/static/admin/css/base.css b/django/contrib/admin/static/admin/css/base.css
index 581355d3f7..8cff31d891 100644
--- a/django/contrib/admin/static/admin/css/base.css
+++ b/django/contrib/admin/static/admin/css/base.css
@@ -814,6 +814,20 @@ a.deletelink:focus, a.deletelink:hover {
max-width: 100%;
}
+.skip-to-content-link {
+ position: absolute;
+ top: -999px;
+ margin: 5px;
+ padding: 5px;
+ background: var(--body-bg);
+ z-index: 1;
+}
+
+.skip-to-content-link:focus {
+ left: 0px;
+ top: 0px;
+}
+
#content {
padding: 20px 40px;
}
diff --git a/django/contrib/admin/templates/admin/base.html b/django/contrib/admin/templates/admin/base.html
index b4bf2420ea..cd4b759256 100644
--- a/django/contrib/admin/templates/admin/base.html
+++ b/django/contrib/admin/templates/admin/base.html
@@ -24,7 +24,7 @@
<body class="{% if is_popup %}popup {% endif %}{% block bodyclass %}{% endblock %}"
data-admin-utc-offset="{% now "Z" %}">
-
+<a href="#content-start" class="skip-to-content-link">{% translate 'Skip to main content' %}</a>
<!-- Container -->
<div id="container">
@@ -81,7 +81,7 @@
{% include "admin/nav_sidebar.html" %}
{% endblock %}
{% endif %}
- <div class="content">
+ <div id="content-start" class="content" tabindex="-1">
{% block messages %}
{% if messages %}
<ul class="messagelist">{% for message in messages %}
diff --git a/tests/admin_views/test_skip_link_to_content.py b/tests/admin_views/test_skip_link_to_content.py
new file mode 100644
index 0000000000..9f3287147e
--- /dev/null
+++ b/tests/admin_views/test_skip_link_to_content.py
@@ -0,0 +1,145 @@
+from django.contrib.admin.tests import AdminSeleniumTestCase
+from django.contrib.auth.models import User
+from django.test import override_settings
+from django.urls import reverse
+
+
+@override_settings(ROOT_URLCONF="admin_views.urls")
+class SeleniumTests(AdminSeleniumTestCase):
+ available_apps = ["admin_views"] + AdminSeleniumTestCase.available_apps
+
+ def setUp(self):
+ self.superuser = User.objects.create_superuser(
+ username="super",
+ password="secret",
+ email="super@example.com",
+ )
+
+ def test_use_skip_link_to_content(self):
+ from selenium.webdriver.common.action_chains import ActionChains
+ from selenium.webdriver.common.by import By
+ from selenium.webdriver.common.keys import Keys
+
+ self.admin_login(
+ username="super",
+ password="secret",
+ login_url=reverse("admin:index"),
+ )
+
+ # `Skip link` is not present.
+ skip_link = self.selenium.find_element(By.CLASS_NAME, "skip-to-content-link")
+ self.assertFalse(skip_link.is_displayed())
+
+ # 1st TAB is pressed, `skip link` is shown.
+ body = self.selenium.find_element(By.TAG_NAME, "body")
+ body.send_keys(Keys.TAB)
+ self.assertTrue(skip_link.is_displayed())
+
+ # Press RETURN to skip the navbar links (view site / documentation /
+ # change password / log out) and focus first model in the admin_views list.
+ skip_link.send_keys(Keys.RETURN)
+ self.assertFalse(skip_link.is_displayed()) # `skip link` disappear.
+ keys = [Keys.TAB, Keys.TAB] # The 1st TAB is the section title.
+ if self.browser == "firefox":
+ # For some reason Firefox doesn't focus the section title ('ADMIN_VIEWS').
+ keys.remove(Keys.TAB)
+ body.send_keys(keys)
+ actors_a_tag = self.selenium.find_element(By.LINK_TEXT, "Actors")
+ self.assertEqual(self.selenium.switch_to.active_element, actors_a_tag)
+
+ # Go to Actors changelist, skip sidebar and focus "Add actor +".
+ with self.wait_page_loaded():
+ actors_a_tag.send_keys(Keys.RETURN)
+ body = self.selenium.find_element(By.TAG_NAME, "body")
+ body.send_keys(Keys.TAB)
+ skip_link = self.selenium.find_element(By.CLASS_NAME, "skip-to-content-link")
+ self.assertTrue(skip_link.is_displayed())
+ ActionChains(self.selenium).send_keys(Keys.RETURN, Keys.TAB).perform()
+ actors_add_url = reverse("admin:admin_views_actor_add")
+ actors_a_tag = self.selenium.find_element(
+ By.CSS_SELECTOR, f"#content [href='{actors_add_url}']"
+ )
+ self.assertEqual(self.selenium.switch_to.active_element, actors_a_tag)
+
+ # Go to the Actor form and the first input will be focused automatically.
+ with self.wait_page_loaded():
+ actors_a_tag.send_keys(Keys.RETURN)
+ first_input = self.selenium.find_element(By.ID, "id_name")
+ self.assertEqual(self.selenium.switch_to.active_element, first_input)
+
+ def test_dont_use_skip_link_to_content(self):
+ from selenium.webdriver.common.by import By
+ from selenium.webdriver.common.keys import Keys
+
+ self.admin_login(
+ username="super",
+ password="secret",
+ login_url=reverse("admin:index"),
+ )
+
+ # `Skip link` is not present.
+ skip_link = self.selenium.find_element(By.CLASS_NAME, "skip-to-content-link")
+ self.assertFalse(skip_link.is_displayed())
+
+ # 1st TAB is pressed, `skip link` is shown.
+ body = self.selenium.find_element(By.TAG_NAME, "body")
+ body.send_keys(Keys.TAB)
+ self.assertTrue(skip_link.is_displayed())
+
+ # The 2nd TAB will focus the page title.
+ body.send_keys(Keys.TAB)
+ django_administration_title = self.selenium.find_element(
+ By.LINK_TEXT, "Django administration"
+ )
+ self.assertFalse(skip_link.is_displayed()) # `skip link` disappear.
+ self.assertEqual(
+ self.selenium.switch_to.active_element, django_administration_title
+ )
+
+ def test_skip_link_is_skipped_when_there_is_searchbar(self):
+ from selenium.webdriver.common.by import By
+
+ self.admin_login(
+ username="super",
+ password="secret",
+ login_url=reverse("admin:index"),
+ )
+
+ group_a_tag = self.selenium.find_element(By.LINK_TEXT, "Groups")
+ with self.wait_page_loaded():
+ group_a_tag.click()
+
+ # `Skip link` is not present.
+ skip_link = self.selenium.find_element(By.CLASS_NAME, "skip-to-content-link")
+ self.assertFalse(skip_link.is_displayed())
+
+ # `Searchbar` has autofocus.
+ searchbar = self.selenium.find_element(By.ID, "searchbar")
+ self.assertEqual(self.selenium.switch_to.active_element, searchbar)
+
+ def test_skip_link_with_RTL_language_doesnt_create_horizontal_scrolling(self):
+ from selenium.webdriver.common.by import By
+ from selenium.webdriver.common.keys import Keys
+
+ with override_settings(LANGUAGE_CODE="ar"):
+ self.admin_login(
+ username="super",
+ password="secret",
+ login_url=reverse("admin:index"),
+ )
+
+ skip_link = self.selenium.find_element(
+ By.CLASS_NAME, "skip-to-content-link"
+ )
+ body = self.selenium.find_element(By.TAG_NAME, "body")
+ body.send_keys(Keys.TAB)
+ self.assertTrue(skip_link.is_displayed())
+
+ is_vertical_scrolleable = self.selenium.execute_script(
+ "return arguments[0].scrollHeight > arguments[0].offsetHeight;", body
+ )
+ is_horizontal_scrolleable = self.selenium.execute_script(
+ "return arguments[0].scrollWeight > arguments[0].offsetWeight;", body
+ )
+ self.assertTrue(is_vertical_scrolleable)
+ self.assertFalse(is_horizontal_scrolleable)
generated by cgit v1.3 (git 2.53.0) at 2026-07-09 23:34:22 +0000