import { Description } from "./Description";
import { WebContentPaneDescription } from "./WebContentPaneDescription";
import { Type } from "./type";
/**
 * @hidden
 */
export declare class WebActivePaneEventArgsDetailDescription extends Description {
    static $t: Type;
    protected get_type(): string;
    get type(): string;
    private static __marshalByValue;
    private static __marshalByValueAlias;
    constructor();
    private k;
    get newPane(): WebContentPaneDescription;
    set newPane(a: WebContentPaneDescription);
    private l;
    get oldPane(): WebContentPaneDescription;
    set oldPane(a: WebContentPaneDescription);
}