81 行
3.0 KiB
JavaScript
81 行
3.0 KiB
JavaScript
import React, { useEffect, useState } from 'react';
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import { Document, Page, pdfjs } from "react-pdf";
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import { makeStyles } from '@material-ui/styles';
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import Button from '@mui/material/Button';
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import Dialog from '@mui/material/Dialog';
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import DialogActions from '@mui/material/DialogActions';
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import DialogContent from '@mui/material/DialogContent';
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import DialogContentText from '@mui/material/DialogContentText';
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import DialogTitle from '@mui/material/DialogTitle';
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import Slide from '@mui/material/Slide';
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import IconButton from '@mui/material/IconButton';
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import ArrowForwardIosIcon from '@mui/icons-material/ArrowForwardIos';
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import ArrowBackIosIcon from '@mui/icons-material/ArrowBackIos';
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import Container from '@mui/material/Container';
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const Transition = React.forwardRef(function Transition(props, ref) {
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return <Slide direction="up" ref={ref} {...props} />;
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});
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export default function ModalPdf({ show, pdfPath, handleClose }){
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const [numPages, setNumPages] = useState(null);
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const [pageNumber, setPageNumber] = useState(1); //default fisrt page
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function onDocumentLoadSuccess({ numPages }) {
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setNumPages(numPages);
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setPageNumber(1);
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}
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function changePage(offset) {
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setPageNumber(prevPageNumber => prevPageNumber + offset);
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}
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function previousPage() {
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changePage(-1);
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}
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function nextPage() {
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changePage(1);
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}
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return (
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<Dialog
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open={show}
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TransitionComponent={Transition}
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keepMounted
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aria-describedby="alert-dialog-slide-description"
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onClose={handleClose}>
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<DialogContent>
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<Container style={{fontSize:'20px', minHeight:'200px', padding:'20px'}}>
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{show &&
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<Container>
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<Document file={pdfPath} onLoadSuccess={onDocumentLoadSuccess}>
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<Page pageNumber={pageNumber} />
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</Document>
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{/* <Worker workerUrl={pdfjsWorker}>
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<Viewer fileUrl={pdf} />
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</Worker> */}
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</Container>
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}
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</Container>
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</DialogContent>
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<DialogActions>
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<Container className="d-flex justify-content-center mb-2">
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<IconButton disabled={pageNumber <= 1} onClick={previousPage} variant="contained">
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<ArrowBackIosIcon/>
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</IconButton>
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{pageNumber || (numPages ? 1 : "--")} of {numPages || "--"}
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<IconButton disabled={pageNumber >= numPages} onClick={nextPage}>
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<ArrowForwardIosIcon/>
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</IconButton>
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{/* <Button onClick={handleClose} size="small" color="primary" variant="contained">閉じる</Button> */}
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</Container>
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</DialogActions>
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</Dialog>
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)
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}
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