import { Panel, Widget } from '@lumino/widgets';
import { BoxModel as JupyterBoxModel, BoxView as JupyterBoxView } from '@jupyter-widgets/controls';
import { DOMWidgetView as JupyterDOMWidgetView } from '@jupyter-widgets/base';
export declare class FoldoutModel extends JupyterBoxModel {
    defaults(): {
        _view_name: string;
        _model_name: string;
        _model_module: string;
        _view_module: string;
        _model_module_version: any;
        _view_module_version: any;
    };
}
export declare class FoldoutView extends JupyterBoxView {
    label: Panel;
    labelContent: Widget;
    content: Panel;
    previewContainer: Widget;
    previewContent: HTMLElement;
    previewContentParent: HTMLElement;
    hiddenContainer: HTMLElement;
    timeoutId: number;
    active: boolean;
    hidePreview: boolean;
    initialize(parameters: any): void;
    add_child_model(model: any): Promise<JupyterDOMWidgetView>;
    addLabel(): void;
    addContent(): void;
    addPreviewContent(): void;
    addCustomStyleToPreviewContainer(node: HTMLElement): void;
    addHiddenContainer(): void;
    headerClickCallback(): void;
    activateFoldout(): void;
    deactivateFoldout(): void;
    activateFoldoutCallback(): void;
    deactivateFoldoutCallback(): void;
    getPreviewContent(): HTMLElement;
    render(): void;
    updateHiddenContainer(): void;
    restorePreviewContent(): void;
    renderPreview(): void;
    dispose(): void;
}