/**
 * @license
 * Copyright 2023 Nuraly, Laabidi Aymen
 * SPDX-License-Identifier: MIT
 */
import { TabsHost, BaseTabsController } from './base.controller.js';
import { ReactiveControllerHost } from 'lit';
/**
 * Keyboard controller interface for tabs components
 */
export interface KeyboardController {
    handleKeyDown(event: KeyboardEvent): void;
    handleTabKeyDown(event: KeyboardEvent, tabIndex: number): void;
    isActivationKey(event: KeyboardEvent): boolean;
    isArrowKey(event: KeyboardEvent): boolean;
}
/**
 * Enhanced tabs host interface for keyboard functionality
 */
export interface TabsKeyboardHost extends TabsHost {
    orientation: string;
    setActiveTab(index: number, event?: Event): void;
}
/**
 * Keyboard controller manages keyboard navigation for tabs components
 * Handles Tab/Shift+Tab, Arrow keys, Enter/Space activation following ARIA best practices
 */
export declare class TabsKeyboardController extends BaseTabsController implements KeyboardController {
    protected _host: TabsKeyboardHost & ReactiveControllerHost;
    private keyboardHandler;
    constructor(host: TabsKeyboardHost & ReactiveControllerHost);
    get host(): TabsKeyboardHost & ReactiveControllerHost;
    hostConnected(): void;
    hostDisconnected(): void;
    /**
     * Handle keyboard events for tabs navigation
     * @param event - The keyboard event
     */
    handleKeyDown(event: KeyboardEvent): void;
    /**
     * Handle keyboard events for specific tab
     * @param event - The keyboard event
     * @param tabIndex - The tab index
     */
    handleTabKeyDown(event: KeyboardEvent, tabIndex: number): void;
    /**
     * Check if key is activation key (Enter or Space)
     * @param event - The keyboard event
     */
    isActivationKey(event: KeyboardEvent): boolean;
    /**
     * Check if key is arrow key
     * @param event - The keyboard event
     */
    isArrowKey(event: KeyboardEvent): boolean;
    /**
     * Activate tab and dispatch events
     */
    private activateTab;
    /**
     * Navigate to previous enabled tab
     */
    private navigateToPreviousTab;
    /**
     * Navigate to next enabled tab
     */
    private navigateToNextTab;
    /**
     * Navigate to first enabled tab
     */
    private navigateToFirstTab;
    /**
     * Navigate to last enabled tab
     */
    private navigateToLastTab;
    /**
     * Focus specific tab element
     */
    private focusTab;
    /**
     * Get indices of enabled tabs
     */
    private getEnabledTabIndices;
}
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