/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { EventEmitter } from "@angular/core";
import { SelectionMode } from "./selection-mode";
import * as i0 from "@angular/core";
/**
 * Defines the event that fires when you make a new selection in the ListBox component.
 *
 */
export interface ListBoxSelectionEvent {
    /**
     * The indices of items that were selected with the last selection operation.
     * Returns `null` if no items were selected.
     */
    selectedIndices: number[] | null;
    /**
     * The indices of items that were deselected with the last selection operation.
     * Returns `null` if no items were deselected.
     */
    deselectedIndices: number[] | null;
}
/**
 * @hidden
 */
export declare class ListBoxSelectionService {
    selectedIndices: number[];
    selectionMode: SelectionMode;
    lastSelectedOrUnselectedIndex: number | null;
    rangeSelectionTargetIndex: number | null;
    rangeSelectionAnchorIndex: number | null;
    isItemDisabled: (index: number) => boolean;
    onSelect: EventEmitter<any>;
    select(index: number, ctrlKey?: boolean, shiftKey?: boolean): void;
    selectRange(targetIndex: number): void;
    setSelectedIndices(indices: number[]): void;
    addToSelectedIndices(index: number): void;
    selectAll(totalItems: number): void;
    areAllSelected(totalItems: number): boolean;
    isSelected(index: number): boolean;
    clearSelection(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ListBoxSelectionService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ListBoxSelectionService>;
}