/********************************************************************************
 * Copyright (c) 2026 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 { ExportFormat, ExportResultAction } from '@eclipse-glsp/client';
import { CommandHandler, MessageService, URI } from '@theia/core';
import { ApplicationShell, QuickInputService } from '@theia/core/lib/browser';
import { FileDialogService } from '@theia/filesystem/lib/browser/file-dialog/file-dialog-service';
import { FileService } from '@theia/filesystem/lib/browser/file-service';
import { FileStat } from '@theia/filesystem/lib/common/files';
import { GLSPDiagramWidget } from '../../glsp-diagram-widget';
interface ExportFormatChoice {
    label: string;
    format: ExportFormat;
    extension: string;
    filterLabel: string;
}
/**
 * {@link CommandHandler} for the "Export Diagram" menu command. Asks the user for the target
 * format up front, then opens the save dialog with a single matching filter so the resulting
 * URI's extension is unambiguous. Uses the request/response dispatcher path so the export
 * result lands here directly rather than fanning out to action handlers.
 */
export declare class TheiaExportCommandHandler implements CommandHandler {
    protected readonly shell: ApplicationShell;
    protected readonly fileService: FileService;
    protected readonly fileDialogService: FileDialogService;
    protected readonly quickInputService: QuickInputService;
    protected readonly messageService: MessageService;
    constructor(shell: ApplicationShell, fileService: FileService, fileDialogService: FileDialogService, quickInputService: QuickInputService, messageService: MessageService);
    execute(): Promise<void>;
    isEnabled(): boolean;
    isVisible(): boolean;
    protected pickFormat(): Promise<ExportFormatChoice | undefined>;
    protected ensureExtension(file: URI, extension: string): URI;
    protected writeResult(file: URI, result: ExportResultAction): Promise<unknown>;
    protected decodeBase64(data: string): Uint8Array;
    protected getExportFolder(widget: GLSPDiagramWidget): Promise<FileStat>;
}
export {};
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