import { OnCollapsedEventArgs as OnCollapsedEventArgs_internal } from "./OnCollapsedEventArgs";
export declare class IgxOnCollapsedEventArgs {
    protected createImplementation(): OnCollapsedEventArgs_internal;
    protected _implementation: any;
    /**
     * @hidden
     */
    get i(): OnCollapsedEventArgs_internal;
    private onImplementationCreated;
    constructor();
    protected _provideImplementation(i: any): void;
}