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| 1 | +import {MDCLinearProgressFoundation} from '@material/linear-progress/dist/mdc.linearProgress'; |
| 2 | +import classnames from 'classnames'; |
| 3 | +import PropTypes from 'prop-types'; |
| 4 | +import React from 'react'; |
| 5 | + |
| 6 | +class LinearProgress extends React.Component { |
| 7 | + isMounted_ = false; |
| 8 | + |
| 9 | + constructor(props) { |
| 10 | + super(props); |
| 11 | + this.bufferElement_ = React.createRef(); |
| 12 | + this.foundation_ = new MDCLinearProgressFoundation(this.adapter); |
| 13 | + this.primaryBarElement_ = React.createRef(); |
| 14 | + this.state = { |
| 15 | + classList: new Set(), |
| 16 | + }; |
| 17 | + } |
| 18 | + |
| 19 | + componentDidMount() { |
| 20 | + const {buffer, closed, indeterminate, progress, reversed} = this.props; |
| 21 | + this.isMounted_ = true; |
| 22 | + this.foundation_.init(); |
| 23 | + this.foundation_.setBuffer(buffer); |
| 24 | + this.foundation_.setDeterminate(!indeterminate); |
| 25 | + this.foundation_.setProgress(progress); |
| 26 | + this.foundation_.setReverse(reversed); |
| 27 | + if (closed) { |
| 28 | + this.foundation_.close(); |
| 29 | + } |
| 30 | + } |
| 31 | + |
| 32 | + componentDidUpdate(prevProps) { |
| 33 | + const { |
| 34 | + buffer: prevBuffer, |
| 35 | + closed: prevClosed, |
| 36 | + indeterminate: prevIndeterminate, |
| 37 | + progress: prevProgress, |
| 38 | + reversed: prevReversed, |
| 39 | + } = prevProps; |
| 40 | + const {buffer, closed, indeterminate, progress, reversed} = this.props; |
| 41 | + if (buffer !== prevBuffer) { |
| 42 | + this.foundation_.setBuffer(buffer); |
| 43 | + } |
| 44 | + if (closed && !prevClosed) { |
| 45 | + this.foundation_.close(); |
| 46 | + } |
| 47 | + if (!closed && prevClosed) { |
| 48 | + this.foundation_.open(); |
| 49 | + } |
| 50 | + if (indeterminate !== prevIndeterminate) { |
| 51 | + this.foundation_.setDeterminate(!indeterminate); |
| 52 | + } |
| 53 | + if (progress !== prevProgress) { |
| 54 | + this.foundation_.setProgress(progress); |
| 55 | + } |
| 56 | + if (reversed !== prevReversed) { |
| 57 | + this.foundation_.setReverse(reversed); |
| 58 | + } |
| 59 | + } |
| 60 | + |
| 61 | + componentWillUnmount() { |
| 62 | + this.isMounted_ = false; |
| 63 | + this.foundation_.destroy(); |
| 64 | + } |
| 65 | + |
| 66 | + get adapter() { |
| 67 | + return { |
| 68 | + addClass: (className) => { |
| 69 | + if (this.isMounted_) { |
| 70 | + const {classList} = this.state; |
| 71 | + classList.add(className); |
| 72 | + this.setState({classList}); |
| 73 | + } |
| 74 | + }, |
| 75 | + getBuffer: () => { |
| 76 | + return this.bufferElement_.current; |
| 77 | + }, |
| 78 | + getPrimaryBar: () => { |
| 79 | + return this.primaryBarElement_.current; |
| 80 | + }, |
| 81 | + hasClass: (className) => { |
| 82 | + return this.state.classList.has(className); |
| 83 | + }, |
| 84 | + removeClass: (className) => { |
| 85 | + if (this.isMounted_) { |
| 86 | + const {classList} = this.state; |
| 87 | + classList.delete(className); |
| 88 | + this.setState({classList}); |
| 89 | + } |
| 90 | + }, |
| 91 | + setStyle: (element, propertyName, value) => { |
| 92 | + if (this.isMounted_) { |
| 93 | + element.style.setProperty(propertyName, value); |
| 94 | + } |
| 95 | + }, |
| 96 | + }; |
| 97 | + } |
| 98 | + |
| 99 | + get classes() { |
| 100 | + const {className, indeterminate, reversed} = this.props; |
| 101 | + const {classList} = this.state; |
| 102 | + return classnames('mdc-linear-progress', Array.from(classList), className, { |
| 103 | + 'mdc-linear-progress--indeterminate': indeterminate, |
| 104 | + 'mdc-linear-progress--reversed': reversed, |
| 105 | + }); |
| 106 | + } |
| 107 | + |
| 108 | + render() { |
| 109 | + const { |
| 110 | + // eslint-disable-next-line no-unused-vars |
| 111 | + buffer, |
| 112 | + bufferingDots, |
| 113 | + // eslint-disable-next-line no-unused-vars |
| 114 | + className, |
| 115 | + // eslint-disable-next-line no-unused-vars |
| 116 | + closed, |
| 117 | + // eslint-disable-next-line no-unused-vars |
| 118 | + indeterminate, |
| 119 | + // eslint-disable-next-line no-unused-vars |
| 120 | + progress, |
| 121 | + // eslint-disable-next-line no-unused-vars |
| 122 | + reversed, |
| 123 | + tag: Tag, |
| 124 | + ...otherProps |
| 125 | + } = this.props; |
| 126 | + return ( |
| 127 | + <Tag className={this.classes} role="progressbar" {...otherProps}> |
| 128 | + {bufferingDots && <div className="mdc-linear-progress__buffering-dots"></div>} |
| 129 | + <div className="mdc-linear-progress__buffer" ref={this.bufferElement_}></div> |
| 130 | + <div |
| 131 | + className="mdc-linear-progress__bar mdc-linear-progress__primary-bar" |
| 132 | + ref={this.primaryBarElement_} |
| 133 | + > |
| 134 | + <span className="mdc-linear-progress__bar-inner"></span> |
| 135 | + </div> |
| 136 | + <div className="mdc-linear-progress__bar mdc-linear-progress__secondary-bar"> |
| 137 | + <span className="mdc-linear-progress__bar-inner"></span> |
| 138 | + </div> |
| 139 | + </Tag> |
| 140 | + ); |
| 141 | + } |
| 142 | +} |
| 143 | + |
| 144 | +LinearProgress.propTypes = { |
| 145 | + buffer: PropTypes.number, |
| 146 | + bufferingDots: PropTypes.bool, |
| 147 | + className: PropTypes.string, |
| 148 | + closed: PropTypes.bool, |
| 149 | + indeterminate: PropTypes.bool, |
| 150 | + progress: PropTypes.number, |
| 151 | + reversed: PropTypes.bool, |
| 152 | + tag: PropTypes.string, |
| 153 | +}; |
| 154 | + |
| 155 | +LinearProgress.defaultProps = { |
| 156 | + buffer: 0, |
| 157 | + bufferingDots: true, |
| 158 | + className: '', |
| 159 | + closed: false, |
| 160 | + indeterminate: false, |
| 161 | + progress: 0, |
| 162 | + reversed: false, |
| 163 | + tag: 'div', |
| 164 | +}; |
| 165 | + |
| 166 | +export default LinearProgress; |
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