@eclipse-glsp/theia-integration/src/browser/glsp-frontend-contribution.ts

Glue code to integrate GLSP clients into Eclipse Theia

/********************************************************************************
 * Copyright (c) 2019-2023 EclipseSource 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 { ContributionProvider } from '@theia/core';
import { FrontendApplication, FrontendApplicationContribution } from '@theia/core/lib/browser';
import { inject, injectable, named } from '@theia/core/shared/inversify';

import { GLSPClientContribution } from './glsp-client-contribution';

/**
 * Responsible for the activation & deactivation of all registered {@link GLSPClientContribution}s.
 */
@injectable()
export class GLSPFrontendContribution implements FrontendApplicationContribution {
    @inject(FrontendApplication)
    protected readonly app: FrontendApplication;

    @inject(ContributionProvider)
    @named(GLSPClientContribution)
    protected readonly contributors: ContributionProvider<GLSPClientContribution>;

    async onStart(app: FrontendApplication): Promise<void> {
        for (const contribution of this.contributors.getContributions()) {
            await contribution.activate(app);
        }
    }

    onStop(app: FrontendApplication): void {
        for (const contribution of this.contributors.getContributions()) {
            contribution.deactivate(app);
        }
    }
}