import { EventEmitter } from '@angular/core';
import { IconButtonSize, IconButtonVariant } from './icon-button.model';
import * as i0 from "@angular/core";
export declare class IconButtonComponent {
    private readonly ICON_BUTTON_CLASS_NAME;
    /**
     * Type of the button. Some values may be `button`, `submit`, `reset`
     */
    type: string;
    /**
     * For toggle buttons, indicate the state
     */
    ariaPressed?: boolean;
    /**
     * Additional description for assistive technologies based on visible text
     * @see https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Attributes/aria-describedby
     */
    ariaDescribedby?: string;
    /**
     * Whether button is disabled or not
     */
    isDisabled: boolean;
    /**
     * Tab index, allows you to customize keyboard navigation
     */
    tabIndex: number;
    /**
     * Button variant theme
     * @default `primary`
     */
    variant: IconButtonVariant;
    /**
     * Button size
     * @default `xs`
     */
    size: IconButtonSize;
    /**
     * Whether button has custom icon
     */
    hasCustomIcon: boolean;
    /**
     * Button material icon
     */
    icon: string;
    /**
     * Text alternative for assistive technologies
     */
    label: string;
    /**
     * Additional icon-button css classes
     */
    additionalClass?: string;
    /**
     * Button click output. Emits a MouseEvent
     */
    buttonClick: EventEmitter<MouseEvent>;
    constructor();
    /**
     * @ignore
     */
    getIconButtonVariantClass(): string;
    /**
     * @ignore
     */
    getIconButtonSizeClass(): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<IconButtonComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<IconButtonComponent, "nj-icon-button", never, { "type": { "alias": "type"; "required": false; }; "ariaPressed": { "alias": "ariaPressed"; "required": false; }; "ariaDescribedby": { "alias": "ariaDescribedby"; "required": false; }; "isDisabled": { "alias": "isDisabled"; "required": false; }; "tabIndex": { "alias": "tabIndex"; "required": false; }; "variant": { "alias": "variant"; "required": false; }; "size": { "alias": "size"; "required": false; }; "hasCustomIcon": { "alias": "hasCustomIcon"; "required": false; }; "icon": { "alias": "icon"; "required": false; }; "label": { "alias": "label"; "required": false; }; "additionalClass": { "alias": "additionalClass"; "required": false; }; }, { "buttonClick": "buttonClick"; }, never, ["[custom-icon]"], true, never>;
}