SQL Operations Studio Public Preview 1 (0.23) release source code

extensions/markdown/media/loading.js

@@ -0,0 +1,36 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// @ts-check
+
+'use strict';
+
+
+(function () {
+	const unloadedStyles = [];
+
+	const onStyleLoadError = (event) => {
+		const source = event.target.dataset.source;
+		unloadedStyles.push(source);
+	};
+
+	window.addEventListener('DOMContentLoaded', () => {
+		for (const link of document.getElementsByClassName('code-user-style')) {
+			if (link.dataset.source) {
+				link.onerror = onStyleLoadError;
+			}
+		}
+	})
+
+	window.addEventListener('load', () => {
+		if (!unloadedStyles.length) {
+			return;
+		}
+		const args = [unloadedStyles];
+		window.parent.postMessage({
+			command: 'did-click-link',
+			data: `command:_markdown.onPreviewStyleLoadError?${encodeURIComponent(JSON.stringify(args))}`
+		}, 'file://');
+	});
+}());