/**-----------------------------------------------------------------------------------------
* Copyright © 2025 Progress Software Corporation. All rights reserved.
* Licensed under commercial license. See LICENSE.md in the project root for more information
*-------------------------------------------------------------------------------------------*/
import { PreventableEvent } from '../../common/preventable-event';
import { PanelBarItemModel } from '../panelbar-item-model';
/**
 * Defines the arguments for the `collapse` event of the PanelBar.
 */
export declare class PanelBarCollapseEvent extends PreventableEvent {
    /**
     * Defines the item that will be collapsed.
     */
    item: PanelBarItemModel;
}