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Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

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Joe Previte
2020-12-15 15:52:33 -07:00
parent 6c5c22ea8e be3e823608
commit 41bee49d07
4649 changed files with 1311795 additions and 0 deletions
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44
lib/vscode/extensions/markdown-language-features/preview-src/loading.ts Normal file
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { MessagePoster } from './messaging';
export class StyleLoadingMonitor {
private unloadedStyles: string[] = [];
private finishedLoading: boolean = false;
private poster?: MessagePoster;
constructor() {
const onStyleLoadError = (event: any) => {
const source = event.target.dataset.source;
this.unloadedStyles.push(source);
};
window.addEventListener('DOMContentLoaded', () => {
for (const link of document.getElementsByClassName('code-user-style') as HTMLCollectionOf<HTMLElement>) {
if (link.dataset.source) {
link.onerror = onStyleLoadError;
}
}
});
window.addEventListener('load', () => {
if (!this.unloadedStyles.length) {
return;
}
this.finishedLoading = true;
if (this.poster) {
this.poster.postMessage('previewStyleLoadError', { unloadedStyles: this.unloadedStyles });
}
});
}
public setPoster(poster: MessagePoster): void {
this.poster = poster;
if (this.finishedLoading) {
poster.postMessage('previewStyleLoadError', { unloadedStyles: this.unloadedStyles });
}
}
}