/**-----------------------------------------------------------------------------------------
* Copyright © 2024 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { OnDestroy, QueryList, NgZone } from '@angular/core';
import { ColumnBase, CellOptions } from '@progress/kendo-angular-excel-export';
import { TreeListComponent } from '../treelist.component';
import { ExcelService } from './excel.service';
import { LocalizationService } from '@progress/kendo-angular-l10n';
import { ExcelExportData } from './excel-export-data.interface';
import * as i0 from "@angular/core";
/**
 * Configures the settings for the export of TreeList in Excel ([see example]({% slug excelexport_treelist %})).
 */
export declare class ExcelComponent implements OnDestroy {
    private excelService;
    private localization;
    private zone;
    /**
     * Specifies the file name of the exported Excel file.
     * @default "Export.xlsx"
     */
    fileName: string;
    /**
     * Enables or disables column filtering in the Excel file. This behavior is different from the filtering feature of the TreeList.
     */
    filterable: boolean;
    /**
     * The author of the workbook.
     */
    creator?: string;
    /**
     * The date on which the workbook was created. Defaults to `new Date()`.
     */
    date?: Date;
    /**
     * If set to `true`, the content is forwarded to `proxyURL` even if the browser supports the saving of files locally.
     */
    forceProxy: boolean;
    /**
     * The URL of the server-side proxy which streams the file to the end user.
     * Using a proxy is required if the browser is not capable of saving files locally.
     *
     * Optionally, set up a proxy to reduce memory usage. This avoids copying the file contents into memory,
     * but transmits it over the network instead. For this use case, set [forceProxy](#toc-forceproxy) to `true`
     * to skip client-side saving even in browsers that support it.
     *
     * In the request body, the proxy receives a POST request with the specific parameters. [See example](slug:server_proxy#toc-implementations).
     * The proxy returns the decoded file with the `"Content-Disposition"` header set to `attachment; filename="<fileName.xslx>"`.
     *
     * For details on the server-side proxy usage and implementation, see the [File Saver]({% slug overview_filesaver %}) documentation.
     *
     */
    proxyURL: string;
    /**
     * The function that is used to get the exported data options. By default, uses the current data of the TreeList.
     * To export data that is different from the current TreeList data, provide a custom function.
     */
    fetchData: (component: TreeListComponent) => ExcelExportData;
    /**
     * Specifies if the item levels in the Excel file are collapsible. Applicable only if the treelist has footers.
     */
    collapsible: boolean;
    /**
     * Specifies if export should include all pages
     * @default true
     */
    allPages: boolean;
    /**
     * Specifies if the export should expand all items or should use the current TreeList state.
     * @default true
     */
    expandAll: boolean;
    /**
     * The options of the cells that are inserted before the data to indicate the hierarchy.
     */
    paddingCellOptions: CellOptions;
    /**
     * @hidden
     */
    columns: QueryList<ColumnBase>;
    private saveSubscription;
    private dataSubscription;
    constructor(excelService: ExcelService, localization: LocalizationService, zone: NgZone);
    ngOnDestroy(): void;
    protected save(component: TreeListComponent): void;
    protected exportData(component: any, result?: ExcelExportData): void;
    protected saveFile(options: any): void;
    protected componentViewOptions(component: any): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<ExcelComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ExcelComponent, "kendo-treelist-excel", never, { "fileName": "fileName"; "filterable": "filterable"; "creator": "creator"; "date": "date"; "forceProxy": "forceProxy"; "proxyURL": "proxyURL"; "fetchData": "fetchData"; "collapsible": "collapsible"; "allPages": "allPages"; "expandAll": "expandAll"; "paddingCellOptions": "paddingCellOptions"; }, {}, ["columns"], never>;
}