62 lines
2.1 KiB
TypeScript
62 lines
2.1 KiB
TypeScript
/*
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Copyright 2019 Sorunome
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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 { replaceableComponent } from "../../../utils/replaceableComponent";
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interface IProps {
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reason?: string;
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contentHtml: string;
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}
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interface IState {
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visible: boolean;
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}
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@replaceableComponent("views.elements.Spoiler")
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export default class Spoiler extends React.Component<IProps, IState> {
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constructor(props: IProps) {
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super(props);
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this.state = {
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visible: false,
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};
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}
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private toggleVisible = (e: React.MouseEvent): void => {
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if (!this.state.visible) {
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// we are un-blurring, we don't want this click to propagate to potential child pills
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e.preventDefault();
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e.stopPropagation();
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}
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this.setState({ visible: !this.state.visible });
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};
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public render(): JSX.Element {
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const reason = this.props.reason ? (
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<span className="mx_EventTile_spoiler_reason">{ "(" + this.props.reason + ")" }</span>
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) : null;
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// react doesn't allow appending a DOM node as child.
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// as such, we pass the this.props.contentHtml instead and then set the raw
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// HTML content. This is secure as the contents have already been parsed previously
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return (
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<span className={"mx_EventTile_spoiler" + (this.state.visible ? " visible" : "")} onClick={this.toggleVisible}>
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{ reason }
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<span className="mx_EventTile_spoiler_content" dangerouslySetInnerHTML={{ __html: this.props.contentHtml }} />
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</span>
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);
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}
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}
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