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electron-keyboard-layout-change-notifier.ts
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electron-keyboard-layout-change-notifier.ts
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/********************************************************************************
* Copyright (C) 2019 TypeFox and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
********************************************************************************/
import { postConstruct, injectable } from 'inversify';
import { ipcRenderer } from '../../../shared/electron';
import { KeyboardLayoutChangeNotifier, NativeKeyboardLayout } from '../../common/keyboard/keyboard-layout-provider';
import { Emitter, Event } from '../../common/event';
/**
* Keyboard layout changes are detected by the native-keymap package. This must happen in the
* main process of Electron. The events are sent to the renderer process using Electron IPC.
*/
@injectable()
export class ElectronKeyboardLayoutChangeNotifier implements KeyboardLayoutChangeNotifier {
protected readonly nativeLayoutChanged = new Emitter<NativeKeyboardLayout>();
get onDidChangeNativeLayout(): Event<NativeKeyboardLayout> {
return this.nativeLayoutChanged.event;
}
@postConstruct()
protected initialize(): void {
ipcRenderer.on('keyboardLayoutChanged', (event: Electron.IpcRendererEvent, newLayout: NativeKeyboardLayout) => this.nativeLayoutChanged.fire(newLayout));
}
}