vscode-extension-samples/progress-sample/src/extension.ts

/*---------------------------------------------------------
 * Copyright (C) Microsoft Corporation. All rights reserved.
 *--------------------------------------------------------*/


import { ExtensionContext, StatusBarAlignment, window, StatusBarItem, Selection, workspace, TextEditor, commands, ProgressLocation } from 'vscode';

export function activate(context: ExtensionContext) {
	context.subscriptions.push(commands.registerCommand('extension.startTask', () => {
		window.withProgress({
			location: ProgressLocation.Notification,
			title: "I am long running!",
			cancellable: true
		}, (progress, token) => {
			token.onCancellationRequested(() => {
				console.log("User canceled the long running operation");
			});

			progress.report({ increment: 0 });

			setTimeout(() => {
				progress.report({ increment: 10, message: "I am long running! - still going..." });
			}, 1000);

			setTimeout(() => {
				progress.report({ increment: 40, message: "I am long running! - still going even more..." });
			}, 2000);

			setTimeout(() => {
				progress.report({ increment: 50, message: "I am long running! - almost there..." });
			}, 3000);

			const p = new Promise<void>(resolve => {
				setTimeout(() => {
					resolve();
				}, 5000);
			});

			return p;
		});
	}));
}