import { EventEmitter, OnChanges, OnInit } from '@angular/core';
import { ContentApi, ContentPagingQuery, Node, NodeEntry, NodesApi, VersionEntry, VersionsApi } from '@alfresco/js-api';
import { InfiniteScrollDatasource } from '../infinite-scroll-datasource';
import { Observable } from 'rxjs';
import { CdkVirtualScrollViewport } from '@angular/cdk/scrolling';
import * as i0 from "@angular/core";
export declare class VersionListDataSource extends InfiniteScrollDatasource<VersionEntry> {
    private readonly versionsApi;
    private readonly node;
    constructor(versionsApi: VersionsApi, node: Node);
    getNextBatch(pagingOptions: ContentPagingQuery): Observable<VersionEntry[]>;
}
export declare class VersionListComponent implements OnChanges, OnInit {
    private readonly alfrescoApi;
    private readonly contentService;
    private readonly contentVersionService;
    private readonly dialog;
    private _contentApi;
    get contentApi(): ContentApi;
    private _versionsApi;
    get versionsApi(): VersionsApi;
    private _nodesApi;
    get nodesApi(): NodesApi;
    versionsDataSource: VersionListDataSource;
    latestVersion: VersionEntry;
    isLoading: boolean;
    /** The target node. */
    node: Node;
    /** Toggles showing/hiding of comments */
    showComments: boolean;
    /** Enable/disable downloading a version of the current node. */
    allowDownload: boolean;
    /** Enable/disable viewing a version of the current node. */
    allowViewVersions: boolean;
    /** Toggles showing/hiding of version actions */
    showActions: boolean;
    /** Enable/disable deletion of version */
    allowVersionDelete: boolean;
    /** Emitted when a version is restored */
    restored: EventEmitter<Node>;
    /** Emitted when a version is deleted */
    deleted: EventEmitter<Node>;
    /** Emitted when viewing a version */
    viewVersion: EventEmitter<string>;
    viewport: CdkVirtualScrollViewport;
    private readonly destroyRef;
    ngOnInit(): void;
    ngOnChanges(): void;
    canUpdate(): boolean;
    canDelete(): boolean;
    restore(versionId: string): void;
    onViewVersion(versionId: string): void;
    loadVersionHistory(): void;
    downloadVersion(versionId: string): void;
    deleteVersion(versionId: string): void;
    onVersionDeleted(node: any): void;
    onVersionRestored(node: NodeEntry): void;
    downloadContent(url: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<VersionListComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VersionListComponent, "adf-version-list", never, { "node": { "alias": "node"; "required": false; }; "showComments": { "alias": "showComments"; "required": false; }; "allowDownload": { "alias": "allowDownload"; "required": false; }; "allowViewVersions": { "alias": "allowViewVersions"; "required": false; }; "showActions": { "alias": "showActions"; "required": false; }; "allowVersionDelete": { "alias": "allowVersionDelete"; "required": false; }; }, { "restored": "restored"; "deleted": "deleted"; "viewVersion": "viewVersion"; }, never, never, true, never>;
}