import { EventEmitter, ElementRef } from '@angular/core';
import { FishDropdownConfig } from './dropdown-config';
/**
 * Transforms a node into a dropdown.
 */
export declare class FishDropdown {
    private _toggleElement;
    /**
     * Indicates that the dropdown should open upwards
     */
    up: boolean;
    /**
     * Indicates that dropdown should be closed when selecting one of dropdown items (click) or pressing ESC.
     */
    autoClose: boolean;
    /**
     *  Defines whether or not the dropdown-menu is open initially.
     */
    _open: boolean;
    /**
     *  An event fired when the dropdown is opened or closed.
     *  Event's payload equals whether dropdown is open.
     */
    openChange: EventEmitter<{}>;
    constructor(config: FishDropdownConfig);
    /**
     * Checks if the dropdown menu is open or not.
     */
    isOpen(): boolean;
    /**
     * Opens the dropdown menu of a given navbar or tabbed navigation.
     */
    open(): void;
    /**
     * Closes the dropdown menu of a given navbar or tabbed navigation.
     */
    close(): void;
    /**
     * Toggles the dropdown menu of a given navbar or tabbed navigation.
     */
    toggle(): void;
    closeFromOutsideClick($event: any): void;
    closeFromOutsideEsc(): void;
    private _isEventFromToggle($event);
}
/**
 * Allows the dropdown to be toggled via click. This directive is optional.
 */
export declare class FishDropdownToggle {
    dropdown: FishDropdown;
    constructor(dropdown: FishDropdown, elementRef: ElementRef);
    toggleOpen(): void;
}