| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| import React from 'react'; |
| import { styled } from '@superset-ui/core'; |
| import cls from 'classnames'; |
| |
| export type PositionOption = |
| | 'floating' |
| | 'inline' |
| | 'inline-centered' |
| | 'normal'; |
| export interface Props { |
| position?: PositionOption; |
| className?: string; |
| image?: string; |
| } |
| |
| const LoaderImg = styled.img` |
| z-index: 99; |
| width: 50px; |
| position: relative; |
| margin: 10px; |
| &.inline { |
| margin: 0px; |
| width: 30px; |
| } |
| &.inline-centered { |
| margin: 0 auto; |
| width: 30px; |
| display: block; |
| } |
| &.floating { |
| padding: 0; |
| margin: 0; |
| position: absolute; |
| left: 50%; |
| top: 50%; |
| transform: translate(-50%, -50%); |
| } |
| `; |
| export default function Loading({ |
| position = 'floating', |
| image = '/static/assets/images/loading.gif', |
| className, |
| }: Props) { |
| return ( |
| <LoaderImg |
| className={cls('loading', position, className)} |
| alt="Loading..." |
| src={image} |
| role="status" |
| aria-live="polite" |
| aria-label="Loading" |
| /> |
| ); |
| } |