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code-server/lib/vscode/src/vs/workbench/browser/workbench.ts
2021-03-11 10:27:10 -07:00

433 lines
17 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import 'vs/workbench/browser/style';
import { localize } from 'vs/nls';
import { Event, Emitter, setGlobalLeakWarningThreshold } from 'vs/base/common/event';
import { runWhenIdle } from 'vs/base/common/async';
import { getZoomLevel, isFirefox, isSafari, isChrome, getPixelRatio } from 'vs/base/browser/browser';
import { mark } from 'vs/base/common/performance';
import { onUnexpectedError, setUnexpectedErrorHandler } from 'vs/base/common/errors';
import { Registry } from 'vs/platform/registry/common/platform';
import { isWindows, isLinux, isWeb, isNative, isMacintosh } from 'vs/base/common/platform';
import { IWorkbenchContributionsRegistry, Extensions as WorkbenchExtensions } from 'vs/workbench/common/contributions';
import { IEditorInputFactoryRegistry, Extensions as EditorExtensions } from 'vs/workbench/common/editor';
import { getSingletonServiceDescriptors } from 'vs/platform/instantiation/common/extensions';
import { Position, Parts, IWorkbenchLayoutService, positionToString } from 'vs/workbench/services/layout/browser/layoutService';
import { IStorageService, WillSaveStateReason, StorageScope, StorageTarget } from 'vs/platform/storage/common/storage';
import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
import { ServiceCollection } from 'vs/platform/instantiation/common/serviceCollection';
import { LifecyclePhase, ILifecycleService, WillShutdownEvent, BeforeShutdownEvent } from 'vs/workbench/services/lifecycle/common/lifecycle';
import { INotificationService } from 'vs/platform/notification/common/notification';
import { NotificationService } from 'vs/workbench/services/notification/common/notificationService';
import { NotificationsCenter } from 'vs/workbench/browser/parts/notifications/notificationsCenter';
import { NotificationsAlerts } from 'vs/workbench/browser/parts/notifications/notificationsAlerts';
import { NotificationsStatus } from 'vs/workbench/browser/parts/notifications/notificationsStatus';
import { registerNotificationCommands } from 'vs/workbench/browser/parts/notifications/notificationsCommands';
import { NotificationsToasts } from 'vs/workbench/browser/parts/notifications/notificationsToasts';
import { setARIAContainer } from 'vs/base/browser/ui/aria/aria';
import { readFontInfo, restoreFontInfo, serializeFontInfo } from 'vs/editor/browser/config/configuration';
import { BareFontInfo } from 'vs/editor/common/config/fontInfo';
import { ILogService } from 'vs/platform/log/common/log';
import { toErrorMessage } from 'vs/base/common/errorMessage';
import { WorkbenchContextKeysHandler } from 'vs/workbench/browser/contextkeys';
import { coalesce } from 'vs/base/common/arrays';
import { InstantiationService } from 'vs/platform/instantiation/common/instantiationService';
import { Layout } from 'vs/workbench/browser/layout';
import { IHostService } from 'vs/workbench/services/host/browser/host';
export class Workbench extends Layout {
private readonly _onBeforeShutdown = this._register(new Emitter<BeforeShutdownEvent>());
readonly onBeforeShutdown = this._onBeforeShutdown.event;
private readonly _onWillShutdown = this._register(new Emitter<WillShutdownEvent>());
readonly onWillShutdown = this._onWillShutdown.event;
private readonly _onShutdown = this._register(new Emitter<void>());
readonly onShutdown = this._onShutdown.event;
constructor(
parent: HTMLElement,
private readonly serviceCollection: ServiceCollection,
logService: ILogService
) {
super(parent);
this.registerErrorHandler(logService);
}
private registerErrorHandler(logService: ILogService): void {
// Listen on unhandled rejection events
window.addEventListener('unhandledrejection', (event: PromiseRejectionEvent) => {
// See https://developer.mozilla.org/en-US/docs/Web/API/PromiseRejectionEvent
onUnexpectedError(event.reason);
// Prevent the printing of this event to the console
event.preventDefault();
});
// Install handler for unexpected errors
setUnexpectedErrorHandler(error => this.handleUnexpectedError(error, logService));
// Inform user about loading issues from the loader
interface AnnotatedLoadingError extends Error {
phase: 'loading';
moduleId: string;
neededBy: string[];
}
interface AnnotatedFactoryError extends Error {
phase: 'factory';
moduleId: string;
}
interface AnnotatedValidationError extends Error {
phase: 'configuration';
}
type AnnotatedError = AnnotatedLoadingError | AnnotatedFactoryError | AnnotatedValidationError;
(<any>window).require.config({
onError: (err: AnnotatedError) => {
if (err.phase === 'loading') {
onUnexpectedError(new Error(localize('loaderErrorNative', "Failed to load a required file. Please restart the application to try again. Details: {0}", JSON.stringify(err))));
}
console.error(err);
}
});
}
private previousUnexpectedError: { message: string | undefined, time: number } = { message: undefined, time: 0 };
private handleUnexpectedError(error: unknown, logService: ILogService): void {
const message = toErrorMessage(error, true);
if (!message) {
return;
}
const now = Date.now();
if (message === this.previousUnexpectedError.message && now - this.previousUnexpectedError.time <= 1000) {
return; // Return if error message identical to previous and shorter than 1 second
}
this.previousUnexpectedError.time = now;
this.previousUnexpectedError.message = message;
// Log it
logService.error(message);
}
startup(): IInstantiationService {
try {
// Configure emitter leak warning threshold
setGlobalLeakWarningThreshold(175);
// Services
const instantiationService = this.initServices(this.serviceCollection);
instantiationService.invokeFunction(async accessor => {
const lifecycleService = accessor.get(ILifecycleService);
const storageService = accessor.get(IStorageService);
const configurationService = accessor.get(IConfigurationService);
const hostService = accessor.get(IHostService);
// Layout
this.initLayout(accessor);
// Registries
Registry.as<IWorkbenchContributionsRegistry>(WorkbenchExtensions.Workbench).start(accessor);
Registry.as<IEditorInputFactoryRegistry>(EditorExtensions.EditorInputFactories).start(accessor);
// Context Keys
this._register(instantiationService.createInstance(WorkbenchContextKeysHandler));
// Register Listeners
this.registerListeners(lifecycleService, storageService, configurationService, hostService);
// Render Workbench
this.renderWorkbench(instantiationService, accessor.get(INotificationService) as NotificationService, storageService, configurationService);
// Workbench Layout
this.createWorkbenchLayout();
// Layout
this.layout();
// Restore
try {
await this.restoreWorkbench(accessor.get(ILogService), lifecycleService);
} catch (error) {
onUnexpectedError(error);
}
});
return instantiationService;
} catch (error) {
onUnexpectedError(error);
throw error; // rethrow because this is a critical issue we cannot handle properly here
}
}
private initServices(serviceCollection: ServiceCollection): IInstantiationService {
// Layout Service
serviceCollection.set(IWorkbenchLayoutService, this);
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//
// NOTE: Please do NOT register services here. Use `registerSingleton()`
// from `workbench.common.main.ts` if the service is shared between
// native and web or `workbench.sandbox.main.ts` if the service
// is native only.
//
// DO NOT add services to `workbench.desktop.main.ts`, always add
// to `workbench.sandbox.main.ts` to support our Electron sandbox
//
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
// All Contributed Services
const contributedServices = getSingletonServiceDescriptors();
for (let [id, descriptor] of contributedServices) {
serviceCollection.set(id, descriptor);
}
const instantiationService = new InstantiationService(serviceCollection, true);
// Wrap up
instantiationService.invokeFunction(accessor => {
const lifecycleService = accessor.get(ILifecycleService);
// TODO@Sandeep debt around cyclic dependencies
const configurationService = accessor.get(IConfigurationService) as any;
if (typeof configurationService.acquireInstantiationService === 'function') {
setTimeout(() => {
configurationService.acquireInstantiationService(instantiationService);
}, 0);
}
// Signal to lifecycle that services are set
lifecycleService.phase = LifecyclePhase.Ready;
});
return instantiationService;
}
private registerListeners(
lifecycleService: ILifecycleService,
storageService: IStorageService,
configurationService: IConfigurationService,
hostService: IHostService
): void {
// Configuration changes
this._register(configurationService.onDidChangeConfiguration(() => this.setFontAliasing(configurationService)));
// Font Info
if (isNative) {
this._register(storageService.onWillSaveState(e => {
if (e.reason === WillSaveStateReason.SHUTDOWN) {
this.storeFontInfo(storageService);
}
}));
} else {
this._register(lifecycleService.onWillShutdown(() => this.storeFontInfo(storageService)));
}
// Lifecycle
this._register(lifecycleService.onBeforeShutdown(event => this._onBeforeShutdown.fire(event)));
this._register(lifecycleService.onWillShutdown(event => this._onWillShutdown.fire(event)));
this._register(lifecycleService.onShutdown(() => {
this._onShutdown.fire();
this.dispose();
}));
// In some environments we do not get enough time to persist state on shutdown.
// In other cases, VSCode might crash, so we periodically save state to reduce
// the chance of loosing any state.
// The window loosing focus is a good indication that the user has stopped working
// in that window so we pick that at a time to collect state.
this._register(hostService.onDidChangeFocus(focus => { if (!focus) { storageService.flush(); } }));
}
private fontAliasing: 'default' | 'antialiased' | 'none' | 'auto' | undefined;
private setFontAliasing(configurationService: IConfigurationService) {
if (!isMacintosh) {
return; // macOS only
}
const aliasing = configurationService.getValue<'default' | 'antialiased' | 'none' | 'auto'>('workbench.fontAliasing');
if (this.fontAliasing === aliasing) {
return;
}
this.fontAliasing = aliasing;
// Remove all
const fontAliasingValues: (typeof aliasing)[] = ['antialiased', 'none', 'auto'];
this.container.classList.remove(...fontAliasingValues.map(value => `monaco-font-aliasing-${value}`));
// Add specific
if (fontAliasingValues.some(option => option === aliasing)) {
this.container.classList.add(`monaco-font-aliasing-${aliasing}`);
}
}
private restoreFontInfo(storageService: IStorageService, configurationService: IConfigurationService): void {
// Restore (native: use storage service, web: use browser specific local storage)
const storedFontInfoRaw = isNative ? storageService.get('editorFontInfo', StorageScope.GLOBAL) : window.localStorage.getItem('vscode.editorFontInfo');
if (storedFontInfoRaw) {
try {
const storedFontInfo = JSON.parse(storedFontInfoRaw);
if (Array.isArray(storedFontInfo)) {
restoreFontInfo(storedFontInfo);
}
} catch (err) {
/* ignore */
}
}
readFontInfo(BareFontInfo.createFromRawSettings(configurationService.getValue('editor'), getZoomLevel(), getPixelRatio()));
}
private storeFontInfo(storageService: IStorageService): void {
const serializedFontInfo = serializeFontInfo();
if (serializedFontInfo) {
const serializedFontInfoRaw = JSON.stringify(serializedFontInfo);
// Font info is very specific to the machine the workbench runs
// on. As such, in the web, we prefer to store this info in
// local storage and not global storage because it would not make
// much sense to synchronize to other machines.
if (isNative) {
storageService.store('editorFontInfo', serializedFontInfoRaw, StorageScope.GLOBAL, StorageTarget.MACHINE);
} else {
window.localStorage.setItem('vscode.editorFontInfo', serializedFontInfoRaw);
}
}
}
private renderWorkbench(instantiationService: IInstantiationService, notificationService: NotificationService, storageService: IStorageService, configurationService: IConfigurationService): void {
// ARIA
setARIAContainer(this.container);
// State specific classes
const platformClass = isWindows ? 'windows' : isLinux ? 'linux' : 'mac';
const workbenchClasses = coalesce([
'monaco-workbench',
platformClass,
isWeb ? 'web' : undefined,
isChrome ? 'chromium' : isFirefox ? 'firefox' : isSafari ? 'safari' : undefined,
...this.getLayoutClasses()
]);
this.container.classList.add(...workbenchClasses);
document.body.classList.add(platformClass); // used by our fonts
if (isWeb) {
document.body.classList.add('web');
}
// Apply font aliasing
this.setFontAliasing(configurationService);
// Warm up font cache information before building up too many dom elements
this.restoreFontInfo(storageService, configurationService);
// Create Parts
[
{ id: Parts.TITLEBAR_PART, role: 'contentinfo', classes: ['titlebar'] },
{ id: Parts.ACTIVITYBAR_PART, role: 'none', classes: ['activitybar', this.state.sideBar.position === Position.LEFT ? 'left' : 'right'] }, // Use role 'none' for some parts to make screen readers less chatty #114892
{ id: Parts.SIDEBAR_PART, role: 'none', classes: ['sidebar', this.state.sideBar.position === Position.LEFT ? 'left' : 'right'] },
{ id: Parts.EDITOR_PART, role: 'main', classes: ['editor'], options: { restorePreviousState: this.state.editor.restoreEditors } },
{ id: Parts.PANEL_PART, role: 'none', classes: ['panel', positionToString(this.state.panel.position)] },
{ id: Parts.STATUSBAR_PART, role: 'status', classes: ['statusbar'] }
].forEach(({ id, role, classes, options }) => {
const partContainer = this.createPart(id, role, classes);
this.getPart(id).create(partContainer, options);
});
// Notification Handlers
this.createNotificationsHandlers(instantiationService, notificationService);
// Add Workbench to DOM
this.parent.appendChild(this.container);
}
private createPart(id: string, role: string, classes: string[]): HTMLElement {
const part = document.createElement(role === 'status' ? 'footer' : 'div'); // Use footer element for status bar #98376
part.classList.add('part', ...classes);
part.id = id;
part.setAttribute('role', role);
if (role === 'status') {
part.setAttribute('aria-live', 'off');
}
return part;
}
private createNotificationsHandlers(instantiationService: IInstantiationService, notificationService: NotificationService): void {
// Instantiate Notification components
const notificationsCenter = this._register(instantiationService.createInstance(NotificationsCenter, this.container, notificationService.model));
const notificationsToasts = this._register(instantiationService.createInstance(NotificationsToasts, this.container, notificationService.model));
this._register(instantiationService.createInstance(NotificationsAlerts, notificationService.model));
const notificationsStatus = instantiationService.createInstance(NotificationsStatus, notificationService.model);
// Visibility
this._register(notificationsCenter.onDidChangeVisibility(() => {
notificationsStatus.update(notificationsCenter.isVisible, notificationsToasts.isVisible);
notificationsToasts.update(notificationsCenter.isVisible);
}));
this._register(notificationsToasts.onDidChangeVisibility(() => {
notificationsStatus.update(notificationsCenter.isVisible, notificationsToasts.isVisible);
}));
// Register Commands
registerNotificationCommands(notificationsCenter, notificationsToasts);
// Register with Layout
this.registerNotifications({
onDidChangeNotificationsVisibility: Event.map(Event.any(notificationsToasts.onDidChangeVisibility, notificationsCenter.onDidChangeVisibility), () => notificationsToasts.isVisible || notificationsCenter.isVisible)
});
}
private async restoreWorkbench(
logService: ILogService,
lifecycleService: ILifecycleService
): Promise<void> {
// Emit a warning after 10s if restore does not complete
const restoreTimeoutHandle = setTimeout(() => logService.warn('Workbench did not finish loading in 10 seconds, that might be a problem that should be reported.'), 10000);
try {
await super.restoreWorkbenchLayout();
clearTimeout(restoreTimeoutHandle);
} catch (error) {
onUnexpectedError(error);
} finally {
// Set lifecycle phase to `Restored`
lifecycleService.phase = LifecyclePhase.Restored;
// Set lifecycle phase to `Eventually` after a short delay and when idle (min 2.5sec, max 5sec)
setTimeout(() => {
this._register(runWhenIdle(() => lifecycleService.phase = LifecyclePhase.Eventually, 2500));
}, 2500);
// Telemetry: startup metrics
mark('code/didStartWorkbench');
// Perf reporting (devtools)
performance.measure('perf: workbench create & restore', 'code/didLoadWorkbenchMain', 'code/didStartWorkbench');
}
}
}