import { EventEmitter } from '@angular/core';
import * as i0 from "@angular/core";
/**
 * Directive that listens for specified key combination
 * then emits an event
 *
 * @input: an array of key combinations, where a key combination is an array of strings
 */
export declare class KeyboardShortcutDirective {
    shortcutKeys: string[][];
    shortcutPressed: EventEmitter<void>;
    private _pressedKeys;
    searchShortcutKeydownHandler(event: KeyboardEvent): void;
    searchShortcutKeyupHandler(event: KeyboardEvent): void;
    private _keyInShortcut;
    static ɵfac: i0.ɵɵFactoryDeclaration<KeyboardShortcutDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<KeyboardShortcutDirective, "[uiKeyboardShortcut][shortcutKeys]", never, { "shortcutKeys": "shortcutKeys"; }, { "shortcutPressed": "shortcutPressed"; }, never, never, false, never>;
}