import { PanelLayout, Widget } from './widget';
import { Message } from '@phosphor/messaging';
import { StatefulWidget, StatefulWidgetAbstract } from './stateful-widget';
export declare class StatefulLayout extends PanelLayout implements StatefulWidget {
    /**
     * 将父节点的大小透传给自节点
     * @param msg
     */
    protected onResize(msg: Widget.ResizeMessage): void;
    addWidget(widget: StatefulWidgetAbstract): void;
    removeWidget(widget: StatefulWidgetAbstract): void;
    storeState(): object;
    restoreState(oldState: object): void;
    onUpdateRequest(msg: Message): void;
    resetState(): void;
}
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