import { Router } from '@angular/router';
import { Observable, Subject } from 'rxjs';
import { TccSingleton } from '../../models/tcc-singleton.model';
import { TccShortcutHintsService, TccShortcutService } from '../tcc-shortcut-hints/tcc-shortcut-hints.service';
export declare namespace TccKeypressServiceNamespace {
    enum keys {
        ctrl = "ctrl",// strg
        alt = "alt",
        altGraph = "altgraph",// alt gr
        shift = "shift",
        capslock = "capslock",
        pagedown = "pagedown",
        pageup = "pageup",
        delete = "delete",// entfernen
        insert = "insert",// einfügen
        end = "end",
        home = "home",// pos1
        enter = "enter",
        backspace = "backspace",
        numpadEnter = "numpadenter",
        numpadAdd = "numpadAdd",
        numpadSubtract = "numpadSubtract",
        numpadMultiply = "numpadMultiply",
        numpad0 = "numpad0",
        numpad1 = "numpad1",
        numpad2 = "numpad2",
        numpad3 = "numpad3",
        numpad4 = "numpad4",
        numpad5 = "numpad5",
        numpad6 = "numpad6",
        numpad7 = "numpad7",
        numpad8 = "numpad8",
        numpad9 = "numpad9",
        arrowUp = "arrowup",
        arrowDown = "arrowdown",
        arrowLeft = "arrowleft",
        arrowRight = "arrowright",
        F1 = "f1",
        F2 = "f2",
        F3 = "f3",
        F4 = "f4",
        F5 = "f5",
        F6 = "f6",
        F7 = "f7",
        F8 = "f8",
        F9 = "f9",
        F10 = "f10",
        F11 = "f11",
        F12 = "f12"
    }
    const keyTranslations: Readonly<{
        ctrl: string;
        alt: string;
        altgraph: string;
        shift: string;
        capslock: string;
        pagedown: string;
        pageup: string;
        delete: string;
        insert: string;
        end: string;
        home: string;
        enter: string;
        backspace: string;
        numpadenter: string;
        numpadAdd: string;
        numpadSubtract: string;
        numpadMultiply: string;
        numpad0: string;
        numpad1: string;
        numpad2: string;
        numpad3: string;
        numpad4: string;
        numpad5: string;
        numpad6: string;
        numpad7: string;
        numpad8: string;
        numpad9: string;
        arrowup: string;
        arrowdown: string;
        arrowleft: string;
        arrowright: string;
        f1: string;
        f2: string;
        f3: string;
        f4: string;
        f5: string;
        f6: string;
        f7: string;
        f8: string;
        f9: string;
        f10: string;
        f11: string;
        f12: string;
    }>;
    interface options {
        stopPropagation?: boolean;
        stopImmediatePropagation?: boolean;
        preventDefault?: boolean;
    }
    interface shortcutHint {
        title: string;
        description: string;
        advanced?: boolean;
        standardOptions?: TccShortcutService.standardOptions[];
    }
}
export declare class TccKeypressService implements TccSingleton {
    private shortcutHintsService;
    private keypressServiceUnsubscribe;
    obs: Subject<{
        key: string[];
        event: KeyboardEvent;
    }>;
    constructor(router: Router, shortcutHintsService: TccShortcutHintsService);
    init(): void;
    reset(): void;
    /**
     * returns the Observable
     *
     * @param {Array<string>} key  the keys, on which the Observable should be triggered. Can contain ctrl, shift, alt (one or more of them) and ONE more key. Must be lower case.
    */
    getExecObserver(key?: string[], options?: TccKeypressServiceNamespace.options): Observable<KeyboardEvent>;
    /**
     * takes keypressFunctionkeypressFunction and calls it every time key is pressed. Unsubscribes if route is changed or unsubscribeAll() is called.
     *
     * @param {(event: KeyboardEvent) => void} keypressFunction  Function, that will be called
     * @param {Array<string>} key  the keys, on which the Observable should be triggered. Can contain ctrl, shift, alt (one or more of them) and ONE more key. Must be lower case.
     * @param {string} description  description shown in shortcut hints
     * @param {TccKeypressServiceNamespace.options>} options
    */
    setKeypressFunction(keypressFunction: (event: KeyboardEvent) => void, keys: string[], shortcutHint: TccKeypressServiceNamespace.shortcutHint, options?: TccKeypressServiceNamespace.options): void;
    /**
     * unsubscribes all Subscriptions on the execObserver (no matter the component)
    */
    unsubscribeAll(): void;
    private handleOptions;
    private normalizeOptions;
}