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Migrate TruncatedList to TypeScript

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This commit is contained in:
Germain Souquet 2021-06-21 12:14:30 +01:00
parent b6e0068822
commit 9756a99220
1 changed files with 24 additions and 26 deletions
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30
src/components/views/elements/TruncatedList.js → src/components/views/elements/TruncatedList.tsx
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@ -16,31 +16,29 @@ limitations under the License.
*/
import React from 'react';
import PropTypes from 'prop-types';
import { _t } from '../../../languageHandler';
import {replaceableComponent} from "../../../utils/replaceableComponent";
@replaceableComponent("views.elements.TruncatedList")
export default class TruncatedList extends React.Component {
static propTypes = {
interface IProps {
// The number of elements to show before truncating. If negative, no truncation is done.
truncateAt: PropTypes.number,
truncateAt?: number;
// The className to apply to the wrapping div
className: PropTypes.string,
className?: string;
// A function that returns the children to be rendered into the element.
// function getChildren(start: number, end: number): Array<React.Node>
// The start element is included, the end is not (as in `slice`).
// If omitted, the React child elements will be used. This parameter can be used
// to avoid creating unnecessary React elements.
getChildren: PropTypes.func,
getChildren?: (start: number, end: number) => Array<React.ReactNode>;
// A function that should return the total number of child element available.
// Required if getChildren is supplied.
getChildCount: PropTypes.func,
getChildCount?: () => number;
// A function which will be invoked when an overflow element is required.
// This will be inserted after the children.
createOverflowElement: PropTypes.func,
};
createOverflowElement?: (overflowCount: number, totalCount: number) => React.ReactNode;
}
@replaceableComponent("views.elements.TruncatedList")
export default class TruncatedList extends React.Component<IProps> {
static defaultProps ={
truncateAt: 2,
createOverflowElement(overflowCount, totalCount) {
@ -50,7 +48,7 @@ export default class TruncatedList extends React.Component {
},
};
_getChildren(start, end) {
private getChildren(start: number, end: number): Array<React.ReactNode> {
if (this.props.getChildren && this.props.getChildCount) {
return this.props.getChildren(start, end);
} else {
@ -63,7 +61,7 @@ export default class TruncatedList extends React.Component {
}
}
_getChildCount() {
private getChildCount(): number {
if (this.props.getChildren && this.props.getChildCount) {
return this.props.getChildCount();
} else {
@ -73,10 +71,10 @@ export default class TruncatedList extends React.Component {
}
}
render() {
public render() {
let overflowNode = null;
const totalChildren = this._getChildCount();
const totalChildren = this.getChildCount();
let upperBound = totalChildren;
if (this.props.truncateAt >= 0) {
const overflowCount = totalChildren - this.props.truncateAt;
@ -87,7 +85,7 @@ export default class TruncatedList extends React.Component {
upperBound = this.props.truncateAt;
}
}
const childNodes = this._getChildren(0, upperBound);
const childNodes = this.getChildren(0, upperBound);
return (
<div className={this.props.className}>