77 lines
2.2 KiB
JavaScript
77 lines
2.2 KiB
JavaScript
/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from 'react';
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import PropTypes from 'prop-types';
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import classNames from "classnames";
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export default class ToggleSwitch extends React.Component {
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static propTypes = {
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// Whether or not this toggle is in the 'on' position. Default false (off).
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checked: PropTypes.bool,
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// Whether or not the user can interact with the switch
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disabled: PropTypes.bool,
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// Called when the checked state changes. First argument will be the new state.
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onChange: PropTypes.func,
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};
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constructor(props) {
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super(props);
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this.state = {
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checked: props.checked || false, // default false
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};
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}
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componentWillReceiveProps(nextProps) {
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if (nextProps.checked !== this.state.checked) {
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this.setState({checked: nextProps.checked});
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}
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}
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_onClick = (e) => {
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e.stopPropagation();
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e.preventDefault();
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if (this.props.disabled) return;
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const newState = !this.state.checked;
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this.setState({checked: newState});
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if (this.props.onChange) {
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this.props.onChange(newState);
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}
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};
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render() {
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const classes = classNames({
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"mx_ToggleSwitch": true,
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"mx_ToggleSwitch_on": this.state.checked,
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"mx_ToggleSwitch_enabled": !this.props.disabled,
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});
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return (
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<div
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className={classes}
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onClick={this._onClick}
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role="checkbox"
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aria-checked={this.state.checked}
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aria-disabled={this.props.disabled}>
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<div className="mx_ToggleSwitch_ball" />
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</div>
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);
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}
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}
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