import { ElementRef, Injector, TemplateRef, computed } from '@angular/core';
import { Subject } from 'rxjs';
import { cond, eq } from '../../../angular-terminal/dom-terminal/sources/core/dom/StyleHandler';
import { FocusDirective } from '../../../commands/focus.directive';
import { Command, ShortcutService } from '../../../commands/shortcut.service';
import { BaseControlValueAccessor } from '../../../utils/base-control-value-accessor';
import { Deferred } from '../../../utils/Deferred';
import * as i0 from "@angular/core";
/**
 * Displays a list of items and highlights the current item.
 * Go up and down with the keyboard.
 */
export declare class List<T> {
    /**
     * The items to be displayed in the list.
     * Can be an array, a signal<array> or an observable<array>.
     */
    items: import("@angular/core").InputSignal<T[]>;
    /**
     * A trackByFn. Same as for *ngFor.
     */
    readonly trackByFn: import("@angular/core").InputSignal<(index: number, item: T) => T>;
    /**
     * What a line of this list should contain
     * This is an alternative to `template`. You can provide a component instead of a template.
     */
    readonly displayComponent: import("@angular/core").InputSignal<any>;
    /**
     * What a line of this list should contain
     */
    readonly template: import("@angular/core").InputSignal<TemplateRef<any>>;
    /**
     * What item to select when the list is updated
     */
    readonly onItemsChangeSelect: import("@angular/core").InputSignal<"last" | "first" | "same">;
    /**
     * What item to select when the list is created
     */
    readonly onInitSelect: import("@angular/core").InputSignal<"last" | "first">;
    /**
     * Should the list add a style to the selected line
     */
    readonly styleItem: import("@angular/core").InputSignal<boolean>;
    itemStyle: (templateVars: any) => import("@angular/core").Signal<{}>;
    readonly template2: import("@angular/core").Signal<TemplateRef<any>>;
    selectedIndex: import("../../../utils/Signal2").Signal2<number>;
    selectedValue: import("@angular/core").Signal<T>;
    windowSize: number;
    visibleRange: import("@angular/core").WritableSignal<{
        start: number;
        end: number;
    }>;
    visibleItems: import("@angular/core").Signal<T[]>;
    selectedVisibleIndex: import("@angular/core").Signal<number>;
    _displayComponent: any;
    controlValueAccessor: BaseControlValueAccessor<T>;
    elementRefs: import("@angular/core").Signal<readonly ElementRef<any>[]>;
    focusRefs: import("@angular/core").Signal<readonly FocusDirective[]>;
    /**
     * Emits when the selected line changes.
     */
    $selectedItem: import("@angular/core").OutputEmitterRef<T>;
    /**
     * Emits when the selected line changes.
     */
    selectedIndexOutput: import("@angular/core").OutputEmitterRef<number>;
    /**
     * Emits the currently visible lines of the list.
     */
    visibleItemsOutput: import("@angular/core").OutputEmitterRef<T[]>;
    deferreds: Deferred<any>[];
    previousItems: T[];
    shortcutService: ShortcutService;
    logger: import("../../../angular-terminal/logger").Logger;
    injector: Injector;
    constructor();
    ngOnInit(): void;
    /**
     * Tries to select the index `value`
     * @param value The index to select
     * @returns Returns false if the index got clamped, or if there's no items in the list
     */
    selectIndex(value: number): Promise<boolean>;
    selectVisibleIndex(visibleIndex: number): Promise<boolean>;
    afterViewUpdate(): void;
    readonly S: import("@angular/core").InputSignal<{
        listItem: {
            backgroundColor: string;
            color: string;
        };
    }>;
    shortcuts: Partial<Command>[];
    toString(): string;
    computed: typeof computed;
    cond: typeof cond;
    eq: typeof eq;
    destroy$: Subject<unknown>;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<List<any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<List<any>, "list", never, { "items": { "alias": "items"; "required": true; "isSignal": true; }; "trackByFn": { "alias": "trackByFn"; "required": false; "isSignal": true; }; "displayComponent": { "alias": "displayComponent"; "required": false; "isSignal": true; }; "template": { "alias": "template"; "required": false; "isSignal": true; }; "onItemsChangeSelect": { "alias": "onItemsChangeSelect"; "required": false; "isSignal": true; }; "onInitSelect": { "alias": "onInitSelect"; "required": false; "isSignal": true; }; "styleItem": { "alias": "styleItem"; "required": false; "isSignal": true; }; "S": { "alias": "S"; "required": false; "isSignal": true; }; }, { "$selectedItem": "selectedItem"; "selectedIndexOutput": "selectedIndex"; "visibleItemsOutput": "visibleItems"; }, ["template2", "focusRefs"], never, true, never>;
}
export declare function selectItem(list: List<any>, item: any): Promise<boolean>;