import { EventEmitter } from '@angular/core';
import { I18nService } from '../../../services/i18n';
import { ChatInputMetadata } from './types';
import * as i0 from "@angular/core";
/**
 * val-chat-input
 *
 * Campo de entrada para mensajes de chat. Textarea auto-grow con contador
 * de caracteres y boton de enviar. Emite send() al pulsar el boton o Enter
 * (sin Shift), y typing() en cada keydown.
 *
 * @example
 * <val-chat-input
 *   [props]="{ placeholder: 'Mensaje...', maxLength: 1000 }"
 *   (send)="onSend($event)"
 *   (typing)="onTyping()"
 * />
 */
export declare class ChatInputComponent {
    protected i18n: I18nService;
    props: ChatInputMetadata;
    send: EventEmitter<string>;
    typing: EventEmitter<void>;
    protected body: import("@angular/core").WritableSignal<string>;
    constructor();
    protected maxLen: import("@angular/core").Signal<number>;
    protected canSend: import("@angular/core").Signal<boolean>;
    protected isNearLimit: import("@angular/core").Signal<boolean>;
    protected isAtLimit: import("@angular/core").Signal<boolean>;
    protected placeholderText: import("@angular/core").Signal<string>;
    protected sendLabel: import("@angular/core").Signal<string>;
    protected counterText: import("@angular/core").Signal<string>;
    protected onInput(event: Event): void;
    protected onKeydown(event: KeyboardEvent): void;
    protected onSend(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ChatInputComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<ChatInputComponent, "val-chat-input", never, { "props": { "alias": "props"; "required": false; }; }, { "send": "send"; "typing": "typing"; }, never, never, true, never>;
}