/**
 * @license
 * Copyright 2023 Nuraly, Laabidi Aymen
 * SPDX-License-Identifier: MIT
 */
import { TabsHost, BaseTabsController } from './base.controller.js';
import { ReactiveControllerHost } from 'lit';
/**
 * Drag and drop controller interface for tabs components
 */
export interface DragDropController {
    handleDragStart(event: DragEvent): void;
    handleDragOver(event: DragEvent): void;
    handleDragEnter(event: DragEvent): void;
    handleDragLeave(event: DragEvent): void;
    handleDrop(event: DragEvent): void;
}
/**
 * Enhanced tabs host interface for drag and drop functionality
 */
export interface TabsDragDropHost extends TabsHost {
    editable?: {
        canMove?: boolean;
    };
    dispatchEventWithMetadata(eventName: string, detail: any): void;
}
/**
 * Drag and drop controller manages drag and drop functionality for tabs components
 * Handles all drag events and tab reordering
 */
export declare class TabsDragDropController extends BaseTabsController implements DragDropController {
    protected _host: TabsDragDropHost & ReactiveControllerHost;
    private dragOverHandler;
    constructor(host: TabsDragDropHost & ReactiveControllerHost);
    get host(): TabsDragDropHost & ReactiveControllerHost;
    hostConnected(): void;
    hostDisconnected(): void;
    /**
     * Handle drag start event
     * @param event - The drag event
     */
    handleDragStart(event: DragEvent): void;
    /**
     * Handle drag over event
     * @param event - The drag event
     */
    handleDragOver(event: DragEvent): void;
    /**
     * Handle drag enter event
     * @param event - The drag event
     */
    handleDragEnter(event: DragEvent): void;
    /**
     * Handle drag leave event
     * @param event - The drag event
     */
    handleDragLeave(event: DragEvent): void;
    /**
     * Handle drop event
     * @param event - The drag event
     */
    handleDrop(event: DragEvent): void;
    /**
     * Check if tab can be moved (drag and drop enabled)
     */
    canMoveTab(): boolean;
    /**
     * Validate if tab reorder is valid
     */
    private isValidTabReorder;
    /**
     * Perform tab reordering
     */
    private performTabReorder;
    /**
     * Clean up drag-related CSS classes
     */
    private cleanupDragClasses;
    /**
     * Get draggable state for tab element
     */
    getDraggableState(): boolean;
}
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