ARIA Accessibility improvements (#10675)

* Fix confusing tab indexes in EventTilePreview

* Stop using headings inside buttons

* Prefer labelledby and describedby over duplicated aria-labels

* Improve semantics of tables used in settings

* Fix types

* Update tests

* Fix timestamps

res/css/structures/_SpaceRoomView.pcss

@@ -23,15 +23,14 @@ $SpaceRoomViewInnerWidth: 428px;
     box-sizing: border-box;
     border-radius: 8px;
     border: 1px solid $input-border-color;
-    font-size: $font-15px;
+    font-size: $font-17px;
+    font-weight: $font-semi-bold;
     margin: 20px 0;
 
-    > h3 {
+    > div {
-        font-weight: $font-semi-bold;
+        margin-top: 4px;
-        margin: 0 0 4px;
+        font-weight: normal;
-    }
+        font-size: $font-15px;
-
-    > span {
         color: $secondary-content;
     }
 

res/css/views/settings/_CrossSigningPanel.pcss

@@ -17,7 +17,12 @@ limitations under the License.
 .mx_CrossSigningPanel_statusList {
     border-spacing: 0;
 
-    td {
+    th {
+        text-align: start;
+    }
+
+    td,
+    th {
         padding: 0;
 
         &:first-of-type {

res/css/views/settings/_CryptographyPanel.pcss

@@ -1,3 +1,19 @@
+/*
+Copyright 2023 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
 .mx_CryptographyPanel_sessionInfo {
     padding: 0em;
     border-spacing: 0px;
@@ -5,13 +21,15 @@
 .mx_CryptographyPanel_sessionInfo > tr {
     vertical-align: baseline;
     padding: 0em;
-}
 
-.mx_CryptographyPanel_sessionInfo > tr > td {
+    th {
-    padding-bottom: 0em;
+        text-align: start;
-    padding-left: 0em;
+    }
-    padding-right: 1em;
+
-    padding-top: 0em;
+    td,
+    th {
+        padding: 0 1em 0 0;
+    }
 }
 
 .mx_CryptographyPanel_importExportButtons .mx_AccessibleButton {

res/css/views/settings/_SecureBackupPanel.pcss

@@ -50,7 +50,12 @@ limitations under the License.
 .mx_SecureBackupPanel_statusList {
     border-spacing: 0;
 
-    td {
+    th {
+        text-align: start;
+    }
+
+    td,
+    th {
         padding: 0;
 
         &:first-of-type {

src/components/structures/SpaceRoomView.tsx

@@ -476,7 +476,7 @@ const SpaceSetupPrivateScope: React.FC<{
                     onFinished(false);
                 }}
             >
-                <h3>{_t("Just me")}</h3>
+                {_t("Just me")}
                 <div>{_t("A private space to organise your rooms")}</div>
             </AccessibleButton>
             <AccessibleButton
@@ -485,7 +485,7 @@ const SpaceSetupPrivateScope: React.FC<{
                     onFinished(true);
                 }}
             >
-                <h3>{_t("Me and my teammates")}</h3>
+                {_t("Me and my teammates")}
                 <div>{_t("A private space for you and your teammates")}</div>
             </AccessibleButton>
         </div>

src/components/views/elements/EventTilePreview.tsx

@@ -128,8 +128,8 @@ export default class EventTilePreview extends React.Component<IProps, IState> {
         const event = this.fakeEvent(this.state);
 
         return (
-            <div className={className}>
+            <div className={className} role="presentation">
-                <EventTile mxEvent={event} layout={this.props.layout} as="div" />
+                <EventTile mxEvent={event} layout={this.props.layout} as="div" hideTimestamp inhibitInteraction />
             </div>
         );
     }

src/components/views/elements/LabelledToggleSwitch.tsx

@@ -16,6 +16,7 @@ limitations under the License.
 
 import React from "react";
 import classNames from "classnames";
+import { randomString } from "matrix-js-sdk/src/randomstring";
 
 import ToggleSwitch from "./ToggleSwitch";
 import { Caption } from "../typography/Caption";
@@ -43,18 +44,15 @@ interface IProps {
 }
 
 export default class LabelledToggleSwitch extends React.PureComponent<IProps> {
+    private readonly id = `mx_LabelledToggleSwitch_${randomString(12)}`;
+
     public render(): React.ReactNode {
         // This is a minimal version of a SettingsFlag
         const { label, caption } = this.props;
         let firstPart = (
             <span className="mx_SettingsFlag_label">
-                {label}
+                <div id={this.id}>{label}</div>
-                {caption && (
+                {caption && <Caption id={`${this.id}_caption`}>{caption}</Caption>}
-                    <>
-                        <br />
-                        <Caption>{caption}</Caption>
-                    </>
-                )}
             </span>
         );
         let secondPart = (
@@ -62,15 +60,14 @@ export default class LabelledToggleSwitch extends React.PureComponent<IProps> {
                 checked={this.props.value}
                 disabled={this.props.disabled}
                 onChange={this.props.onChange}
-                title={this.props.label}
                 tooltip={this.props.tooltip}
+                aria-labelledby={this.id}
+                aria-describedby={caption ? `${this.id}_caption` : undefined}
             />
         );
 
         if (this.props.toggleInFront) {
-            const temp = firstPart;
+            [firstPart, secondPart] = [secondPart, firstPart];
-            firstPart = secondPart;
-            secondPart = temp;
         }
 
         const classes = classNames("mx_SettingsFlag", this.props.className, {

src/components/views/elements/ToggleSwitch.tsx

@@ -41,7 +41,7 @@ interface IProps {
 }
 
 // Controlled Toggle Switch element, written with Accessibility in mind
-export default ({ checked, disabled = false, title, tooltip, onChange, ...props }: IProps): JSX.Element => {
+export default ({ checked, disabled = false, onChange, ...props }: IProps): JSX.Element => {
     const _onClick = (): void => {
         if (disabled) return;
         onChange(!checked);
@@ -61,8 +61,6 @@ export default ({ checked, disabled = false, title, tooltip, onChange, ...props
             role="switch"
             aria-checked={checked}
             aria-disabled={disabled}
-            title={title}
-            tooltip={tooltip}
         >
             <div className="mx_ToggleSwitch_ball" />
         </AccessibleTooltipButton>

src/components/views/rooms/EventTile.tsx

@@ -218,6 +218,10 @@ export interface EventTileProps {
     // displayed to the current user either because they're
     // the author or they are a moderator
     isSeeingThroughMessageHiddenForModeration?: boolean;
+
+    // The following properties are used by EventTilePreview to disable tab indexes within the event tile
+    hideTimestamp?: boolean;
+    inhibitInteraction?: boolean;
 }
 
 interface IState {
@@ -1006,7 +1010,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
         }
 
         if (this.props.mxEvent.sender && avatarSize) {
-            let member;
+            let member: RoomMember | null = null;
             // set member to receiver (target) if it is a 3PID invite
             // so that the correct avatar is shown as the text is
             // `$target accepted the invitation for $email`
@@ -1016,7 +1020,9 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
                 member = this.props.mxEvent.sender;
             }
             // In the ThreadsList view we use the entire EventTile as a click target to open the thread instead
-            const viewUserOnClick = ![TimelineRenderingType.ThreadsList, TimelineRenderingType.Notification].includes(
+            const viewUserOnClick =
+                !this.props.inhibitInteraction &&
+                ![TimelineRenderingType.ThreadsList, TimelineRenderingType.Notification].includes(
                     this.context.timelineRenderingType,
                 );
             avatar = (
@@ -1064,6 +1070,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
 
         const showTimestamp =
             this.props.mxEvent.getTs() &&
+            !this.props.hideTimestamp &&
             (this.props.alwaysShowTimestamps ||
                 this.props.last ||
                 this.state.hover ||
@@ -1101,7 +1108,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
             );
         }
 
-        const linkedTimestamp = (
+        const linkedTimestamp = !this.props.hideTimestamp ? (
             <a
                 href={permalink}
                 onClick={this.onPermalinkClicked}
@@ -1110,7 +1117,7 @@ export class UnwrappedEventTile extends React.Component<EventTileProps, IState>
             >
                 {timestamp}
             </a>
-        );
+        ) : null;
 
         const useIRCLayout = this.props.layout === Layout.IRC;
         const groupTimestamp = !useIRCLayout ? linkedTimestamp : null;

src/components/views/settings/CrossSigningPanel.tsx

@@ -243,13 +243,12 @@ export default class CrossSigningPanel extends React.PureComponent<{}, IState> {
                 <details>
                     <summary>{_t("Advanced")}</summary>
                     <table className="mx_CrossSigningPanel_statusList">
-                        <tbody>
                         <tr>
-                                <td>{_t("Cross-signing public keys:")}</td>
+                            <th scope="row">{_t("Cross-signing public keys:")}</th>
                             <td>{crossSigningPublicKeysOnDevice ? _t("in memory") : _t("not found")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("Cross-signing private keys:")}</td>
+                            <th scope="row">{_t("Cross-signing private keys:")}</th>
                             <td>
                                 {crossSigningPrivateKeysInStorage
                                     ? _t("in secret storage")
@@ -257,22 +256,21 @@ export default class CrossSigningPanel extends React.PureComponent<{}, IState> {
                             </td>
                         </tr>
                         <tr>
-                                <td>{_t("Master private key:")}</td>
+                            <th scope="row">{_t("Master private key:")}</th>
                             <td>{masterPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("Self signing private key:")}</td>
+                            <th scope="row">{_t("Self signing private key:")}</th>
                             <td>{selfSigningPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("User signing private key:")}</td>
+                            <th scope="row">{_t("User signing private key:")}</th>
                             <td>{userSigningPrivateKeyCached ? _t("cached locally") : _t("not found locally")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("Homeserver feature support:")}</td>
+                            <th scope="row">{_t("Homeserver feature support:")}</th>
                             <td>{homeserverSupportsCrossSigning ? _t("exists") : _t("not found")}</td>
                         </tr>
-                        </tbody>
                     </table>
                 </details>
                 {errorSection}

src/components/views/settings/CryptographyPanel.tsx

@@ -75,22 +75,20 @@ export default class CryptographyPanel extends React.Component<IProps, IState> {
             <div className="mx_SettingsTab_section mx_CryptographyPanel">
                 <span className="mx_SettingsTab_subheading">{_t("Cryptography")}</span>
                 <table className="mx_SettingsTab_subsectionText mx_CryptographyPanel_sessionInfo">
-                    <tbody>
                     <tr>
-                            <td>{_t("Session ID:")}</td>
+                        <th scope="row">{_t("Session ID:")}</th>
                         <td>
                             <code>{deviceId}</code>
                         </td>
                     </tr>
                     <tr>
-                            <td>{_t("Session key:")}</td>
+                        <th scope="row">{_t("Session key:")}</th>
                         <td>
                             <code>
                                 <b>{identityKey}</b>
                             </code>
                         </td>
                     </tr>
-                    </tbody>
                 </table>
                 {importExportButtons}
                 {noSendUnverifiedSetting}

src/components/views/settings/SecureBackupPanel.tsx

@@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import React from "react";
+import React, { ReactNode } from "react";
 import { IKeyBackupInfo } from "matrix-js-sdk/src/crypto/keybackup";
 import { TrustInfo } from "matrix-js-sdk/src/crypto/backup";
 import { CryptoEvent } from "matrix-js-sdk/src/crypto";
@@ -231,9 +231,9 @@ export default class SecureBackupPanel extends React.PureComponent<{}, IState> {
             sessionsRemaining,
         } = this.state;
 
-        let statusDescription;
+        let statusDescription: JSX.Element;
-        let extraDetailsTableRows;
+        let extraDetailsTableRows: JSX.Element | undefined;
-        let extraDetails;
+        let extraDetails: JSX.Element | undefined;
         const actions: JSX.Element[] = [];
         if (error) {
             statusDescription = <div className="error">{_t("Unable to load key backup status")}</div>;
@@ -267,7 +267,7 @@ export default class SecureBackupPanel extends React.PureComponent<{}, IState> {
                 restoreButtonCaption = _t("Connect this session to Key Backup");
             }
 
-            let uploadStatus;
+            let uploadStatus: ReactNode;
             if (!MatrixClientPeg.get().getKeyBackupEnabled()) {
                 // No upload status to show when backup disabled.
                 uploadStatus = "";
@@ -391,11 +391,11 @@ export default class SecureBackupPanel extends React.PureComponent<{}, IState> {
             extraDetailsTableRows = (
                 <>
                     <tr>
-                        <td>{_t("Backup version:")}</td>
+                        <th scope="row">{_t("Backup version:")}</th>
                         <td>{backupInfo.version}</td>
                     </tr>
                     <tr>
-                        <td>{_t("Algorithm:")}</td>
+                        <th scope="row">{_t("Algorithm:")}</th>
                         <td>{backupInfo.algorithm}</td>
                     </tr>
                 </>
@@ -460,7 +460,7 @@ export default class SecureBackupPanel extends React.PureComponent<{}, IState> {
             }
         }
 
-        let actionRow;
+        let actionRow: JSX.Element | undefined;
         if (actions.length) {
             actionRow = <div className="mx_SecureBackupPanel_buttonRow">{actions}</div>;
         }
@@ -478,28 +478,26 @@ export default class SecureBackupPanel extends React.PureComponent<{}, IState> {
                 <details>
                     <summary>{_t("Advanced")}</summary>
                     <table className="mx_SecureBackupPanel_statusList">
-                        <tbody>
                         <tr>
-                                <td>{_t("Backup key stored:")}</td>
+                            <th scope="row">{_t("Backup key stored:")}</th>
                             <td>{backupKeyStored === true ? _t("in secret storage") : _t("not stored")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("Backup key cached:")}</td>
+                            <th scope="row">{_t("Backup key cached:")}</th>
                             <td>
                                 {backupKeyCached ? _t("cached locally") : _t("not found locally")}
                                 {backupKeyWellFormedText}
                             </td>
                         </tr>
                         <tr>
-                                <td>{_t("Secret storage public key:")}</td>
+                            <th scope="row">{_t("Secret storage public key:")}</th>
                             <td>{secretStorageKeyInAccount ? _t("in account data") : _t("not found")}</td>
                         </tr>
                         <tr>
-                                <td>{_t("Secret storage:")}</td>
+                            <th scope="row">{_t("Secret storage:")}</th>
                             <td>{secretStorageReady ? _t("ready") : _t("not ready")}</td>
                         </tr>
                         {extraDetailsTableRows}
-                        </tbody>
                     </table>
                     {extraDetails}
                 </details>

src/components/views/spaces/SpaceCreateMenu.tsx

@@ -89,8 +89,8 @@ const SpaceCreateMenuType: React.FC<{
 }> = ({ title, description, className, onClick }) => {
     return (
         <AccessibleButton className={classNames("mx_SpaceCreateMenuType", className)} onClick={onClick}>
-            <h3>{title}</h3>
+            {title}
-            <span>{description}</span>
+            <div>{description}</div>
         </AccessibleButton>
     );
 };

src/components/views/spaces/SpacePublicShare.tsx

@@ -52,7 +52,7 @@ const SpacePublicShare: React.FC<IProps> = ({ space, onFinished }) => {
                     }
                 }}
             >
-                <h3>{_t("Share invite link")}</h3>
+                {_t("Share invite link")}
                 <span>{copiedText}</span>
             </AccessibleButton>
             {space.canInvite(MatrixClientPeg.get()?.getUserId()) && shouldShowComponent(UIComponent.InviteUsers) ? (
@@ -63,8 +63,8 @@ const SpacePublicShare: React.FC<IProps> = ({ space, onFinished }) => {
                         showRoomInviteDialog(space.roomId);
                     }}
                 >
-                    <h3>{_t("Invite people")}</h3>
+                    {_t("Invite people")}
-                    <span>{_t("Invite with email or username")}</span>
+                    <div>{_t("Invite with email or username")}</div>
                 </AccessibleButton>
             ) : null}
         </div>

test/components/structures/SpaceHierarchy-test.tsx

@@ -32,11 +32,9 @@ import DMRoomMap from "../../../src/utils/DMRoomMap";
 import SettingsStore from "../../../src/settings/SettingsStore";
 
 // Fake random strings to give a predictable snapshot for checkbox IDs
-jest.mock("matrix-js-sdk/src/randomstring", () => {
+jest.mock("matrix-js-sdk/src/randomstring", () => ({
-    return {
     randomString: () => "abdefghi",
-    };
+}));
-});
 
 describe("SpaceHierarchy", () => {
     describe("showRoom", () => {

test/components/views/location/LocationShareMenu-test.tsx

@@ -72,6 +72,11 @@ jest.mock("../../../../src/Modal", () => ({
     ModalManagerEvent: { Opened: "opened" },
 }));
 
+// Fake random strings to give a predictable snapshot for IDs
+jest.mock("matrix-js-sdk/src/randomstring", () => ({
+    randomString: () => "abdefghi",
+}));
+
 describe("<LocationShareMenu />", () => {
     const userId = "@ernie:server.org";
     const mockClient = getMockClientWithEventEmitter({

test/components/views/location/__snapshots__/LocationShareMenu-test.tsx.snap

@@ -24,13 +24,17 @@ exports[`<LocationShareMenu /> with live location disabled goes to labs flag scr
   >
     <span
       class="mx_SettingsFlag_label"
+    >
+      <div
+        id="mx_LabelledToggleSwitch_abdefghi"
       >
         Enable live location sharing
+      </div>
     </span>
     <div
       aria-checked="false"
       aria-disabled="false"
-      aria-label="Enable live location sharing"
+      aria-labelledby="mx_LabelledToggleSwitch_abdefghi"
       class="mx_AccessibleButton mx_ToggleSwitch mx_ToggleSwitch_enabled"
       role="switch"
       tabindex="0"

test/components/views/settings/Notifications-test.tsx

@@ -27,8 +27,10 @@ import {
     ConditionKind,
     IPushRuleCondition,
 } from "matrix-js-sdk/src/matrix";
+import { randomString } from "matrix-js-sdk/src/randomstring";
 import { IThreepid, ThreepidMedium } from "matrix-js-sdk/src/@types/threepids";
 import { act, fireEvent, getByTestId, render, screen, waitFor, within } from "@testing-library/react";
+import { mocked } from "jest-mock";
 
 import Notifications from "../../../../src/components/views/settings/Notifications";
 import SettingsStore from "../../../../src/settings/SettingsStore";
@@ -41,6 +43,11 @@ jest.mock("matrix-js-sdk/src/logger");
 // Avoid indirectly importing any eagerly created stores that would require extra setup
 jest.mock("../../../../src/Notifier");
 
+// Fake random strings to give a predictable snapshot for IDs
+jest.mock("matrix-js-sdk/src/randomstring", () => ({
+    randomString: jest.fn(),
+}));
+
 const masterRule: IPushRule = {
     actions: [PushRuleActionName.DontNotify],
     conditions: [],
@@ -271,6 +278,11 @@ describe("<Notifications />", () => {
     mockClient.getPushRules.mockResolvedValue(pushRules);
 
     beforeEach(() => {
+        let i = 0;
+        mocked(randomString).mockImplementation(() => {
+            return "testid_" + i++;
+        });
+
         mockClient.getPushRules.mockClear().mockResolvedValue(pushRules);
         mockClient.getPushers.mockClear().mockResolvedValue({ pushers: [] });
         mockClient.getThreePids.mockClear().mockResolvedValue({ threepids: [] });

test/components/views/settings/__snapshots__/Notifications-test.tsx.snap

@@ -11,19 +11,24 @@ exports[`<Notifications /> main notification switches renders only enable notifi
     >
       <span
         class="mx_SettingsFlag_label"
+      >
+        <div
+          id="mx_LabelledToggleSwitch_testid_0"
         >
           Enable notifications for this account
-        <br />
+        </div>
         <span
           class="mx_Caption"
+          id="mx_LabelledToggleSwitch_testid_0_caption"
         >
           Turn off to disable notifications on all your devices and sessions
         </span>
       </span>
       <div
         aria-checked="false"
+        aria-describedby="mx_LabelledToggleSwitch_testid_0_caption"
         aria-disabled="false"
-        aria-label="Enable notifications for this account"
+        aria-labelledby="mx_LabelledToggleSwitch_testid_0"
         class="mx_AccessibleButton mx_ToggleSwitch mx_ToggleSwitch_enabled"
         role="switch"
         tabindex="0"

test/components/views/spaces/SpaceSettingsVisibilityTab-test.tsx

@@ -16,6 +16,7 @@ limitations under the License.
 
 import React from "react";
 import { mocked } from "jest-mock";
+import { randomString } from "matrix-js-sdk/src/randomstring";
 import { act, fireEvent, render, RenderResult } from "@testing-library/react";
 import { EventType, MatrixClient, Room } from "matrix-js-sdk/src/matrix";
 import { GuestAccess, HistoryVisibility, JoinRule } from "matrix-js-sdk/src/@types/partials";
@@ -27,6 +28,11 @@ import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
 
 const SpaceSettingsVisibilityTab = wrapInMatrixClientContext(_SpaceSettingsVisibilityTab);
 
+// Fake random strings to give a predictable snapshot for IDs
+jest.mock("matrix-js-sdk/src/randomstring", () => ({
+    randomString: jest.fn(),
+}));
+
 jest.useFakeTimers();
 
 describe("<SpaceSettingsVisibilityTab />", () => {
@@ -89,13 +95,16 @@ describe("<SpaceSettingsVisibilityTab />", () => {
         const toggleButton = getByTestId("toggle-guest-access-btn")!;
         fireEvent.click(toggleButton);
     };
-    const getGuestAccessToggle = ({ container }: RenderResult) =>
+    const getGuestAccessToggle = ({ getByLabelText }: RenderResult) => getByLabelText("Enable guest access");
-        container.querySelector('[aria-label="Enable guest access"]');
+    const getHistoryVisibilityToggle = ({ getByLabelText }: RenderResult) => getByLabelText("Preview Space");
-    const getHistoryVisibilityToggle = ({ container }: RenderResult) =>
-        container.querySelector('[aria-label="Preview Space"]');
     const getErrorMessage = ({ getByTestId }: RenderResult) => getByTestId("space-settings-error")?.textContent;
 
     beforeEach(() => {
+        let i = 0;
+        mocked(randomString).mockImplementation(() => {
+            return "testid_" + i++;
+        });
+
         (mockMatrixClient.sendStateEvent as jest.Mock).mockClear().mockResolvedValue({});
         MatrixClientPeg.get = jest.fn().mockReturnValue(mockMatrixClient);
     });

test/components/views/spaces/__snapshots__/SpaceSettingsVisibilityTab-test.tsx.snap

@@ -4,7 +4,7 @@ exports[`<SpaceSettingsVisibilityTab /> for a public space Access renders guest
 <div
   aria-checked="true"
   aria-disabled="false"
-  aria-label="Enable guest access"
+  aria-labelledby="mx_LabelledToggleSwitch_testid_1"
   class="mx_AccessibleButton mx_ToggleSwitch mx_ToggleSwitch_on mx_ToggleSwitch_enabled"
   role="switch"
   tabindex="0"
@@ -104,13 +104,17 @@ exports[`<SpaceSettingsVisibilityTab /> renders container 1`] = `
         >
           <span
             class="mx_SettingsFlag_label"
+          >
+            <div
+              id="mx_LabelledToggleSwitch_testid_0"
             >
               Preview Space
+            </div>
           </span>
           <div
             aria-checked="true"
             aria-disabled="false"
-            aria-label="Preview Space"
+            aria-labelledby="mx_LabelledToggleSwitch_testid_0"
             class="mx_AccessibleButton mx_ToggleSwitch mx_ToggleSwitch_on mx_ToggleSwitch_enabled"
             role="switch"
             tabindex="0"