import { FormRestoreReason, FormRestoreState } from '../mixins.ts';
import { SbbActionBaseElement } from './action-base-element.ts';
/** Enumeration for type attribute in <button> HTML tag. */
export type SbbButtonType = 'button' | 'reset' | 'submit';
declare const SbbButtonLikeBaseElement_base: import('../mixins.ts').AbstractConstructor<import('../mixins.ts').SbbFormAssociatedMixinType> & typeof SbbActionBaseElement;
/** Button base class. */
export declare abstract class SbbButtonLikeBaseElement extends SbbButtonLikeBaseElement_base {
    static readonly role: ElementInternals['role'];
    constructor();
    /**
     * Prevents scrolling from pressing Space, when the event target is an action element.
     * Also sets active state.
     * @param event The origin event.
     */
    private _preventScrollOnSpaceKeydown;
    private _removeActiveMarker;
    /**
     * Dispatches a 'click' PointerEvent if the original keyboard event is a 'Space' press.
     * As verified with the native button, when 'Space' is pressed, a 'click' event is dispatched
     * after the 'keyup' event.
     * @param event The origin event.
     */
    private _dispatchClickEventOnSpaceKeyup;
    private _dispatchClickEvent;
    attributeChangedCallback(name: string, old: string | null, value: string | null): void;
}
/** Button base class. */
export declare abstract class SbbButtonBaseElement extends SbbButtonLikeBaseElement {
    private readonly _elementsOnWhichEnterPressTriggersSubmit;
    /** Value of the form element. */
    accessor value: string;
    /**
     * The type attribute to use for the button.
     * @default 'button'
     */
    set type(name: SbbButtonType);
    get type(): SbbButtonType;
    /** The `<form>` element to associate the button with. */
    set form(value: string);
    get form(): HTMLFormElement | null;
    private _formId;
    constructor();
    connectedCallback(): void;
    disconnectedCallback(): void;
    private _handleButtonClick;
    private _requestSubmit;
    private _formKeyDown;
    /**
     * Intentionally empty, as buttons are not targeted by form reset
     * @internal
     */
    formResetCallback(): void;
    /**
     * Intentionally empty, as buttons are not targeted by form restore
     * @internal
     */
    formStateRestoreCallback(_state: FormRestoreState | null, _reason: FormRestoreReason): void;
    /**
     * Intentionally empty, as button does not write its data in form.
     * The data is only applied on submit button click as submitter of requestSubmit();
     * @internal
     */
    protected updateFormValue(): void;
}
export {};
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