fix #107154.

src/vs/workbench/services/keybinding/browser/keybindingService.ts

@@ -15,7 +15,7 @@ import { OS, OperatingSystem, isMacintosh } from 'vs/base/common/platform';
 import { ICommandService, CommandsRegistry } from 'vs/platform/commands/common/commands';
 import { IConfigurationService } from 'vs/platform/configuration/common/configuration';
 import { Extensions as ConfigExtensions, IConfigurationNode, IConfigurationRegistry } from 'vs/platform/configuration/common/configurationRegistry';
-import { ContextKeyExpr, IContextKeyService, ContextKeyExpression } from 'vs/platform/contextkey/common/contextkey';
+import { ContextKeyExpr, IContextKeyService, ContextKeyExpression, IContextKey } from 'vs/platform/contextkey/common/contextkey';
 import { IEnvironmentService } from 'vs/platform/environment/common/environment';
 import { Extensions, IJSONContributionRegistry } from 'vs/platform/jsonschemas/common/jsonContributionRegistry';
 import { AbstractKeybindingService } from 'vs/platform/keybinding/common/abstractKeybindingService';
@@ -180,6 +180,7 @@ export class WorkbenchKeybindingService extends AbstractKeybindingService {
 	private _keyboardMapper: IKeyboardMapper;
 	private _cachedResolver: KeybindingResolver | null;
 	private userKeybindings: UserKeybindings;
+	private isComposingGlobalContextKey: IContextKey<boolean>;
 	private readonly _contributions: KeybindingsSchemaContribution[] = [];
 
 	constructor(
@@ -197,6 +198,7 @@ export class WorkbenchKeybindingService extends AbstractKeybindingService {
 	) {
 		super(contextKeyService, commandService, telemetryService, notificationService, logService);
 
+		this.isComposingGlobalContextKey = contextKeyService.createKey('isComposing', false);
 		this.updateSchema();
 
 		let dispatchConfig = getDispatchConfig(configurationService);
@@ -248,13 +250,15 @@ export class WorkbenchKeybindingService extends AbstractKeybindingService {
 		this._register(extensionService.onDidRegisterExtensions(() => this.updateSchema()));
 
 		this._register(dom.addDisposableListener(window, dom.EventType.KEY_DOWN, (e: KeyboardEvent) => {
+			this.isComposingGlobalContextKey.set(e.isComposing);
 			const keyEvent = new StandardKeyboardEvent(e);
 			this._log(`/ Received  keydown event - ${printKeyboardEvent(e)}`);
 			this._log(`| Converted keydown event - ${printStandardKeyboardEvent(keyEvent)}`);
 			const shouldPreventDefault = this._dispatch(keyEvent, keyEvent.target);
 			if (shouldPreventDefault) {
 				keyEvent.preventDefault();
 			}
+			this.isComposingGlobalContextKey.set(false);
 		}));
 
 		let data = this.keymapService.getCurrentKeyboardLayout();