15768: button filter optimization pass Arvados-DCO-1.1-Signed-off-by: Lisa Knox ...
[arvados-workbench2.git] / src / views / workbench / workbench-loading-screen.tsx
1 // Copyright (C) The Arvados Authors. All rights reserved.
2 //
3 // SPDX-License-Identifier: AGPL-3.0
4
5 import React from 'react';
6 import { StyleRulesCallback, WithStyles, withStyles } from '@material-ui/core/styles';
7 import { ArvadosTheme } from 'common/custom-theme';
8 import { Grid, CircularProgress } from '@material-ui/core';
9
10 type CssRules = 'root' | 'img';
11
12 const styles: StyleRulesCallback<CssRules> = (theme: ArvadosTheme) => ({
13     img: {
14         marginBottom: theme.spacing.unit * 4
15     },
16     root: {
17         background: theme.palette.background.default,
18         bottom: 0,
19         left: 0,
20         position: 'fixed',
21         right: 0,
22         top: 0,
23         zIndex: theme.zIndex.appBar + 1,
24     }
25 });
26
27 export const WorkbenchLoadingScreen = withStyles(styles)(({ classes }: WithStyles<CssRules>) =>
28     <Grid container direction="column" alignItems='center' justify='center' className={classes.root}>
29         <img src='/arvados_logo.png' alt='Arvados logo' className={classes.img} />
30         <CircularProgress data-cy='loading-spinner' />
31     </Grid>
32 );