[DateRangePicker] Add accessible name to calendar grid

docs/pages/x/api/date-pickers/pickers-calendar-header.json

@@ -5,6 +5,7 @@
       "type": { "name": "string" },
       "default": "`${adapter.formats.month} ${adapter.formats.year}`"
     },
+    "labelId": { "type": { "name": "string" } },
     "slotProps": { "type": { "name": "object" }, "default": "{}" },
     "slots": {
       "type": { "name": "object" },

docs/pages/x/api/date-pickers/pickers-range-calendar-header.json

@@ -11,6 +11,7 @@
       "type": { "name": "string" },
       "default": "`${adapter.formats.month} ${adapter.formats.year}`"
     },
+    "labelId": { "type": { "name": "string" } },
     "slotProps": { "type": { "name": "object" }, "default": "{}" },
     "slots": {
       "type": { "name": "object" },

docs/translations/api-docs/date-pickers/pickers-calendar-header/pickers-calendar-header.json

@@ -3,6 +3,9 @@
   "propDescriptions": {
     "classes": { "description": "Override or extend the styles applied to the component." },
     "format": { "description": "Format used to display the date." },
+    "labelId": {
+      "description": "Id of the calendar text element. It is used to establish an <code>aria-labelledby</code> relationship with the calendar <code>grid</code> element."
+    },
     "slotProps": { "description": "The props used for each component slot." },
     "slots": { "description": "Overridable component slots." },
     "sx": {

docs/translations/api-docs/date-pickers/pickers-range-calendar-header/pickers-range-calendar-header.json

@@ -4,6 +4,9 @@
     "calendars": { "description": "The number of calendars rendered." },
     "classes": { "description": "Override or extend the styles applied to the component." },
     "format": { "description": "Format used to display the date." },
+    "labelId": {
+      "description": "Id of the calendar text element. It is used to establish an <code>aria-labelledby</code> relationship with the calendar <code>grid</code> element."
+    },
     "month": { "description": "Month used for this header." },
     "monthIndex": { "description": "Index of the month used for this header." },
     "slotProps": { "description": "The props used for each component slot." },

packages/x-date-pickers-pro/src/DateRangeCalendar/DateRangeCalendar.test.tsx

@@ -25,7 +25,7 @@ import { describeConformance } from 'test/utils/describeConformance';
 import { RangePosition } from '../models';
 
 const getPickerDay = (name: string, picker = 'January 2018') =>
-  getByRole(screen.getByText(picker)?.parentElement?.parentElement!, 'gridcell', { name });
+  getByRole(screen.getByRole('grid', { name: picker }), 'gridcell', { name });
 
 const dynamicShouldDisableDate = (date, position: RangePosition) => {
   if (position === 'end') {

packages/x-date-pickers-pro/src/DateRangeCalendar/DateRangeCalendar.tsx

@@ -5,7 +5,8 @@ import useEventCallback from '@mui/utils/useEventCallback';
 import useMediaQuery from '@mui/material/useMediaQuery';
 import { resolveComponentProps, useSlotProps } from '@mui/base/utils';
 import { styled, useThemeProps } from '@mui/material/styles';
-import { unstable_composeClasses as composeClasses } from '@mui/utils';
+import composeClasses from '@mui/utils/composeClasses';
+import useId from '@mui/utils/useId';
 import { Watermark } from '@mui/x-license';
 import {
   applyDefaultDate,
@@ -231,6 +232,7 @@ const DateRangeCalendar = React.forwardRef(function DateRangeCalendar<
 
   const utils = useUtils<TDate>();
   const now = useNow<TDate>(timezone);
+  const id = useId();
 
   const { rangePosition, onRangePositionChange } = useRangePosition({
     rangePosition: rangePositionProp,
@@ -548,10 +550,16 @@ const DateRangeCalendar = React.forwardRef(function DateRangeCalendar<
       <Watermark packageName="x-date-pickers-pro" releaseInfo={releaseInfo} />
       {calendarMonths.map((monthIndex) => {
         const month = visibleMonths[monthIndex];
+        const labelId = `${id}-grid-${monthIndex}-label`;
 
         return (
           <DateRangeCalendarMonthContainer key={monthIndex} className={classes.monthContainer}>
-            <CalendarHeader<TDate> {...calendarHeaderProps} month={month} monthIndex={monthIndex} />
+            <CalendarHeader<TDate>
+              {...calendarHeaderProps}
+              month={month}
+              monthIndex={monthIndex}
+              labelId={labelId}
+            />
             <DayCalendarForRange<TDate>
               className={classes.dayCalendar}
               {...calendarState}
@@ -575,6 +583,7 @@ const DateRangeCalendar = React.forwardRef(function DateRangeCalendar<
               fixedWeekNumber={fixedWeekNumber}
               displayWeekNumber={displayWeekNumber}
               timezone={timezone}
+              gridLabelId={labelId}
             />
           </DateRangeCalendarMonthContainer>
         );

packages/x-date-pickers-pro/src/DesktopDateRangePicker/tests/DesktopDateRangePicker.test.tsx

@@ -18,8 +18,8 @@ import {
 
 const isJSDOM = /jsdom/.test(window.navigator.userAgent);
 
-const getPickerDay = (name: string, picker = 'January 2018'): HTMLButtonElement =>
-  getByRole(screen.getByText(picker)?.parentElement?.parentElement!, 'gridcell', { name });
+const getPickerDay = (name: string, picker = 'January 2018') =>
+  getByRole(screen.getByRole('grid', { name: picker }), 'gridcell', { name });
 
 describe('<DesktopDateRangePicker />', () => {
   const { render, clock } = createPickerRenderer({

packages/x-date-pickers-pro/src/PickersRangeCalendarHeader/PickersRangeCalendarHeader.tsx

@@ -29,7 +29,7 @@ const PickersRangeCalendarHeader = React.forwardRef(function PickersRangeCalenda
   const utils = useUtils<TDate>();
   const localeText = useLocaleText<TDate>();
 
-  const { calendars, month, monthIndex, ...other } = props;
+  const { calendars, month, monthIndex, labelId, ...other } = props;
   const {
     format,
     slots,
@@ -56,7 +56,7 @@ const PickersRangeCalendarHeader = React.forwardRef(function PickersRangeCalenda
   });
 
   if (calendars === 1) {
-    return <PickersCalendarHeader {...other} ref={ref} />;
+    return <PickersCalendarHeader {...other} labelId={labelId} ref={ref} />;
   }
 
   const selectNextMonth = () => onMonthChange(utils.addMonths(currentMonth, 1), 'left');
@@ -76,6 +76,7 @@ const PickersRangeCalendarHeader = React.forwardRef(function PickersRangeCalenda
       nextLabel={localeText.nextMonth}
       slots={slots}
       slotProps={slotProps}
+      labelId={labelId}
     >
       {utils.formatByString(month, format ?? `${utils.formats.month} ${utils.formats.year}`)}
     </PickersRangeCalendarHeaderContentMultipleCalendars>
@@ -105,6 +106,10 @@ PickersRangeCalendarHeader.propTypes = {
    * @default `${adapter.formats.month} ${adapter.formats.year}`
    */
   format: PropTypes.string,
+  /**
+   * Id of the calendar text element.
+   * It is used to establish an `aria-labelledby` relationship with the calendar `grid` element.
+   */
   labelId: PropTypes.string,
   maxDate: PropTypes.object.isRequired,
   minDate: PropTypes.object.isRequired,

packages/x-date-pickers/src/PickersCalendarHeader/PickersCalendarHeader.tsx

@@ -281,6 +281,10 @@ PickersCalendarHeader.propTypes = {
    * @default `${adapter.formats.month} ${adapter.formats.year}`
    */
   format: PropTypes.string,
+  /**
+   * Id of the calendar text element.
+   * It is used to establish an `aria-labelledby` relationship with the calendar `grid` element.
+   */
   labelId: PropTypes.string,
   maxDate: PropTypes.object.isRequired,
   minDate: PropTypes.object.isRequired,

packages/x-date-pickers/src/PickersCalendarHeader/PickersCalendarHeader.types.ts

@@ -67,6 +67,10 @@ export interface PickersCalendarHeaderProps<TDate extends PickerValidDate>
   view: DateView;
   reduceAnimations: boolean;
   onViewChange?: (view: DateView) => void;
+  /**
+   * Id of the calendar text element.
+   * It is used to establish an `aria-labelledby` relationship with the calendar `grid` element.
+   */
   labelId?: string;
   /**
    * Override or extend the styles applied to the component.

packages/x-date-pickers/src/internals/components/PickersArrowSwitcher/PickersArrowSwitcher.tsx

@@ -79,6 +79,7 @@ export const PickersArrowSwitcher = React.forwardRef(function PickersArrowSwitch
     isPreviousHidden,
     onGoToPrevious,
     previousLabel,
+    labelId,
     ...other
   } = props;
 
@@ -169,7 +170,7 @@ export const PickersArrowSwitcher = React.forwardRef(function PickersArrowSwitch
         )}
       </PreviousIconButton>
       {children ? (
-        <Typography variant="subtitle1" component="span">
+        <Typography variant="subtitle1" component="span" id={labelId}>
           {children}
         </Typography>
       ) : (

packages/x-date-pickers/src/internals/components/PickersArrowSwitcher/PickersArrowSwitcher.types.tsx

@@ -38,6 +38,7 @@ export interface PickersArrowSwitcherProps
   isNextHidden?: boolean;
   onGoToNext: () => void;
   nextLabel: string;
+  labelId?: string;
 }
 
 export type PickersArrowSwitcherOwnerState = PickersArrowSwitcherProps;