import { PapyrosElement } from "./PapyrosElement";
import { CSSResult, TemplateResult } from "lit";
export declare class AddFileButton extends PapyrosElement {
    private adding;
    private invalid;
    private addInputRef;
    static get styles(): CSSResult;
    private startAdding;
    private confirmAdd;
    private cancelAdd;
    private onAddInput;
    private onBlur;
    private onAddKeydown;
    protected updated(): void;
    protected render(): TemplateResult;
}