TimePicker: Prevent TimePicker overflowing viewport on small screens (#59808)

* render timepicker in a modal style on small screens

* remove top: -1

* apply styles

* prevent bug where selecting a relative range wouldn't apply if the absolute ranges were expanded

* Revert "prevent bug where selecting a relative range wouldn't apply if the absolute ranges were expanded"

This reverts commit 7090443c12.

packages/grafana-ui/src/components/DateTimePickers/DateTimePicker/DateTimePicker.tsx

@@ -7,9 +7,9 @@ import { dateTimeFormat, DateTime, dateTime, GrafanaTheme2, isDateTime } from '@
 
 import { Button, ClickOutsideWrapper, HorizontalGroup, Icon, InlineField, Input, Portal } from '../..';
 import { useStyles2, useTheme2 } from '../../../themes';
+import { getModalStyles } from '../../Modal/getModalStyles';
 import { TimeOfDayPicker } from '../TimeOfDayPicker';
 import { getBodyStyles } from '../TimeRangePicker/CalendarBody';
-import { getStyles as getCalendarStyles } from '../TimeRangePicker/TimePickerCalendar';
 import { isValid } from '../utils';
 
 export interface Props {
@@ -29,8 +29,8 @@ export const DateTimePicker: FC<Props> = ({ date, maxDate, label, onChange }) =>
   const [isOpen, setOpen] = useState(false);
 
   const theme = useTheme2();
+  const { modalBackdrop } = getModalStyles(theme);
   const isFullscreen = useMedia(`(min-width: ${theme.breakpoints.values.lg}px)`);
-  const containerStyles = useStyles2(getCalendarStyles);
   const styles = useStyles2(getStyles);
 
   const onApply = useCallback(
@@ -69,7 +69,7 @@ export const DateTimePicker: FC<Props> = ({ date, maxDate, label, onChange }) =>
               <div className={styles.modal} onClick={stopPropagation}>
                 <DateTimeCalendar date={date} onChange={onApply} isFullscreen={false} onClose={() => setOpen(false)} />
               </div>
-              <div className={containerStyles.backdrop} onClick={stopPropagation} />
+              <div className={modalBackdrop} onClick={stopPropagation} />
             </ClickOutsideWrapper>
           </Portal>
         )

packages/grafana-ui/src/components/DateTimePickers/TimeRangePicker.tsx

@@ -1,4 +1,4 @@
-import { css } from '@emotion/css';
+import { css, cx } from '@emotion/css';
 import { useDialog } from '@react-aria/dialog';
 import { FocusScope } from '@react-aria/focus';
 import { useOverlay } from '@react-aria/overlays';
@@ -16,9 +16,10 @@ import {
 } from '@grafana/data';
 import { selectors } from '@grafana/e2e-selectors';
 
-import { useStyles2 } from '../../themes/ThemeContext';
+import { useStyles2, useTheme2 } from '../../themes/ThemeContext';
 import { t, Trans } from '../../utils/i18n';
 import { ButtonGroup } from '../Button';
+import { getModalStyles } from '../Modal/getModalStyles';
 import { ToolbarButton } from '../ToolbarButton';
 import { Tooltip } from '../Tooltip/Tooltip';
 
@@ -85,10 +86,12 @@ export function TimeRangePicker(props: TimeRangePickerProps) {
   };
 
   const ref = createRef<HTMLElement>();
-  const { overlayProps } = useOverlay({ onClose, isDismissable: true, isOpen }, ref);
+  const { overlayProps, underlayProps } = useOverlay({ onClose, isDismissable: true, isOpen }, ref);
   const { dialogProps } = useDialog({}, ref);
 
+  const theme = useTheme2();
   const styles = useStyles2(getStyles);
+  const { modalBackdrop } = getModalStyles(theme);
   const hasAbsolute = isDateTime(value.raw.from) || isDateTime(value.raw.to);
   const variant = isSynced ? 'active' : isOnCanvas ? 'canvas' : 'default';
 
@@ -122,23 +125,26 @@ export function TimeRangePicker(props: TimeRangePickerProps) {
         </ToolbarButton>
       </Tooltip>
       {isOpen && (
-        <section ref={ref} {...overlayProps} {...dialogProps}>
-          <FocusScope contain autoFocus>
-            <TimePickerContent
-              timeZone={timeZone}
-              fiscalYearStartMonth={fiscalYearStartMonth}
-              value={value}
-              onChange={onChange}
-              quickOptions={quickOptions}
-              history={history}
-              showHistory
-              widthOverride={widthOverride}
-              onChangeTimeZone={onChangeTimeZone}
-              onChangeFiscalYearStartMonth={onChangeFiscalYearStartMonth}
-              hideQuickRanges={hideQuickRanges}
-            />
-          </FocusScope>
-        </section>
+        <>
+          <div role="presentation" className={cx(modalBackdrop, styles.backdrop)} {...underlayProps} />
+          <section className={styles.content} ref={ref} {...overlayProps} {...dialogProps}>
+            <FocusScope contain autoFocus>
+              <TimePickerContent
+                timeZone={timeZone}
+                fiscalYearStartMonth={fiscalYearStartMonth}
+                value={value}
+                onChange={onChange}
+                quickOptions={quickOptions}
+                history={history}
+                showHistory
+                widthOverride={widthOverride}
+                onChangeTimeZone={onChangeTimeZone}
+                onChangeFiscalYearStartMonth={onChangeFiscalYearStartMonth}
+                hideQuickRanges={hideQuickRanges}
+              />
+            </FocusScope>
+          </section>
+        </>
       )}
 
       {timeSyncButton}
@@ -219,13 +225,33 @@ const formattedRange = (value: TimeRange, timeZone?: TimeZone) => {
   return rangeUtil.describeTimeRange(adjustedTimeRange, timeZone);
 };
 
-const getStyles = () => {
+const getStyles = (theme: GrafanaTheme2) => {
   return {
     container: css`
       position: relative;
       display: flex;
       vertical-align: middle;
     `,
+    backdrop: css({
+      display: 'none',
+      [theme.breakpoints.down('sm')]: {
+        display: 'block',
+      },
+    }),
+    content: css({
+      position: 'absolute',
+      right: 0,
+      top: '116%',
+      zIndex: theme.zIndex.dropdown,
+
+      [theme.breakpoints.down('sm')]: {
+        position: 'fixed',
+        right: '50%',
+        top: '50%',
+        transform: 'translate(50%, -50%)',
+        zIndex: theme.zIndex.modal,
+      },
+    }),
   };
 };
 

packages/grafana-ui/src/components/DateTimePickers/TimeRangePicker/TimePickerCalendar.tsx

@@ -8,6 +8,7 @@ import { DateTime, GrafanaTheme2, TimeZone } from '@grafana/data';
 import { selectors } from '@grafana/e2e-selectors';
 
 import { useTheme2 } from '../../../themes';
+import { getModalStyles } from '../../Modal/getModalStyles';
 
 import { Body } from './CalendarBody';
 import { Footer } from './CalendarFooter';
@@ -16,7 +17,7 @@ import { Header } from './CalendarHeader';
 export const getStyles = (theme: GrafanaTheme2, isReversed = false) => {
   return {
     container: css`
-      top: -1px;
+      top: 0px;
       position: absolute;
       ${isReversed ? 'left' : 'right'}: 544px;
       box-shadow: ${theme.shadows.z3};
@@ -38,26 +39,17 @@ export const getStyles = (theme: GrafanaTheme2, isReversed = false) => {
       }
     `,
     modal: css`
+      box-shadow: ${theme.shadows.z3};
+      left: 50%;
       position: fixed;
-      top: 20%;
-      width: 100%;
+      top: 50%;
+      transform: translate(-50%, -50%);
       z-index: ${theme.zIndex.modal};
     `,
     content: css`
       margin: 0 auto;
       width: 268px;
     `,
-    backdrop: css`
-      position: fixed;
-      top: 0;
-      right: 0;
-      bottom: 0;
-      left: 0;
-      background: #202226;
-      opacity: 0.7;
-      z-index: ${theme.zIndex.modalBackdrop};
-      text-align: center;
-    `,
   };
 };
 
@@ -77,6 +69,7 @@ const stopPropagation = (event: React.MouseEvent<HTMLDivElement>) => event.stopP
 
 function TimePickerCalendar(props: TimePickerCalendarProps) {
   const theme = useTheme2();
+  const { modalBackdrop } = getModalStyles(theme);
   const styles = getStyles(theme, props.isReversed);
   const { isOpen, isFullscreen, onClose } = props;
   const ref = React.createRef<HTMLElement>();
@@ -112,6 +105,7 @@ function TimePickerCalendar(props: TimePickerCalendarProps) {
 
   return (
     <OverlayContainer>
+      <div className={modalBackdrop} onClick={stopPropagation} />
       <FocusScope contain autoFocus restoreFocus>
         <section className={styles.modal} onClick={stopPropagation} ref={ref} {...overlayProps} {...dialogProps}>
           <div className={styles.content} aria-label={selectors.components.TimePicker.calendar.label}>
@@ -121,7 +115,6 @@ function TimePickerCalendar(props: TimePickerCalendarProps) {
           </div>
         </section>
       </FocusScope>
-      <div className={styles.backdrop} onClick={stopPropagation} />
     </OverlayContainer>
   );
 }

packages/grafana-ui/src/components/DateTimePickers/TimeRangePicker/TimePickerContent.tsx

@@ -267,10 +267,7 @@ const getStyles = stylesFactory((theme: GrafanaTheme2, isReversed, hideQuickRang
     container: css`
       background: ${theme.colors.background.primary};
       box-shadow: ${theme.shadows.z3};
-      position: absolute;
-      z-index: ${theme.zIndex.dropdown};
       width: ${isFullscreen ? '546px' : '262px'};
-      top: 116%;
       border-radius: 2px;
       border: 1px solid ${theme.colors.border.weak};
       ${isReversed ? 'left' : 'right'}: 0;