[docs] Add SwipeableTextMobileStepper demo

Author: eps1lon

docs/src/pages/components/steppers/SwipeableTextMobileStepper.tsx

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+import React from 'react';
+import { makeStyles, useTheme } from '@material-ui/core/styles';
+import MobileStepper from '@material-ui/core/MobileStepper';
+import Paper from '@material-ui/core/Paper';
+import Typography from '@material-ui/core/Typography';
+import Button from '@material-ui/core/Button';
+import KeyboardArrowLeft from '@material-ui/icons/KeyboardArrowLeft';
+import KeyboardArrowRight from '@material-ui/icons/KeyboardArrowRight';
+import SwipeableViews from 'react-swipeable-views';
+import { autoPlay } from 'react-swipeable-views-utils';
+
+const AutoPlaySwipeableViews = autoPlay(SwipeableViews);
+
+const tutorialSteps = [
+  {
+    label: 'San Francisco – Oakland Bay Bridge, United States',
+    imgPath:
+      'https://images.unsplash.com/photo-1537944434965-cf4679d1a598?auto=format&fit=crop&w=400&h=250&q=60',
+  },
+  {
+    label: 'Bird',
+    imgPath:
+      'https://images.unsplash.com/photo-1538032746644-0212e812a9e7?auto=format&fit=crop&w=400&h=250&q=60',
+  },
+  {
+    label: 'Bali, Indonesia',
+    imgPath:
+      'https://images.unsplash.com/photo-1537996194471-e657df975ab4?auto=format&fit=crop&w=400&h=250&q=80',
+  },
+  {
+    label: 'NeONBRAND Digital Marketing, Las Vegas, United States',
+    imgPath:
+      'https://images.unsplash.com/photo-1518732714860-b62714ce0c59?auto=format&fit=crop&w=400&h=250&q=60',
+  },
+  {
+    label: 'Goč, Serbia',
+    imgPath:
+      'https://images.unsplash.com/photo-1512341689857-198e7e2f3ca8?auto=format&fit=crop&w=400&h=250&q=60',
+  },
+];
+
+const useStyles = makeStyles(theme => ({
+  root: {
+    maxWidth: 400,
+    flexGrow: 1,
+  },
+  header: {
+    display: 'flex',
+    alignItems: 'center',
+    height: 50,
+    paddingLeft: theme.spacing(4),
+    backgroundColor: theme.palette.background.default,
+  },
+  img: {
+    height: 255,
+    display: 'block',
+    maxWidth: 400,
+    overflow: 'hidden',
+    width: '100%',
+  },
+}));
+
+function SwipeableTextMobileStepper() {
+  const classes = useStyles();
+  const theme = useTheme();
+  const [activeStep, setActiveStep] = React.useState(0);
+  const maxSteps = tutorialSteps.length;
+
+  const handleNext = () => {
+    setActiveStep(prevActiveStep => prevActiveStep + 1);
+  };
+
+  const handleBack = () => {
+    setActiveStep(prevActiveStep => prevActiveStep - 1);
+  };
+
+  const handleStepChange = (step: number) => {
+    setActiveStep(step);
+  };
+
+  return (
+    <div className={classes.root}>
+      <Paper square elevation={0} className={classes.header}>
+        <Typography>{tutorialSteps[activeStep].label}</Typography>
+      </Paper>
+      <AutoPlaySwipeableViews
+        axis={theme.direction === 'rtl' ? 'x-reverse' : 'x'}
+        index={activeStep}
+        onChangeIndex={handleStepChange}
+        enableMouseEvents
+      >
+        {tutorialSteps.map((step, index) => (
+          <div key={step.label}>
+            {Math.abs(activeStep - index) <= 2 ? (
+              <img className={classes.img} src={step.imgPath} alt={step.label} />
+            ) : null}
+          </div>
+        ))}
+      </AutoPlaySwipeableViews>
+      <MobileStepper
+        steps={maxSteps}
+        position="static"
+        variant="text"
+        activeStep={activeStep}
+        nextButton={
+          <Button size="small" onClick={handleNext} disabled={activeStep === maxSteps - 1}>
+            Next
+            {theme.direction === 'rtl' ? <KeyboardArrowLeft /> : <KeyboardArrowRight />}
+          </Button>
+        }
+        backButton={
+          <Button size="small" onClick={handleBack} disabled={activeStep === 0}>
+            {theme.direction === 'rtl' ? <KeyboardArrowRight /> : <KeyboardArrowLeft />}
+            Back
+          </Button>
+        }
+      />
+    </div>
+  );
+}
+
+export default SwipeableTextMobileStepper;

docs/types/react-swipeable-views-utils.d.ts

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+// TODO: upstream
+
+declare module 'react-swipeable-views-utils' {
+  import * as React from 'react';
+  import { ConsistentWith, Omit, PropInjector } from '@material-ui/types';
+  import { OnChangeIndexCallback, OnSwitchingCallback } from 'react-swipeable-views';
+
+  export interface WithAutoPlay {
+    index: number;
+    onChangeIndex: OnChangeIndexCallback;
+    onSwitching?: OnSwitchingCallback;
+  }
+  export interface WithAutoPlayProps {
+    autoplay?: boolean;
+    direction?: 'incremental' | 'decremental';
+    index: number;
+    interval?: number;
+    onChangeIndex: OnChangeIndexCallback;
+    slideCount?: number;
+  }
+
+  export const autoPlay: PropInjector<WithAutoPlay, WithAutoPlayProps>;
+}