import TreeListDataSource from "./TreeListDataSource";
export interface TreeListNodeStatesOptions<T> {
    dataSource: TreeListDataSource<any>;
    defaultStateCallback?: (data: any, state: T) => void;
    treeNodeStateClass?: any;
    onTreeChanged?: (sender: TreeListNodeStates<any>) => void;
}
export declare class TreeListNodeStates<T extends TreeNodeState> {
    private dataSource;
    private defaultStateCallback;
    private treeNodeStateClass;
    private cacheModels;
    private onTreeChanged;
    private disposers;
    constructor(options: TreeListNodeStatesOptions<T>);
    destroy(): void;
    private initData();
    private initObserver();
    private onViewChanged;
    private handleDataChanged;
    private updateTreeStates;
    private recursiveTreeNodes;
    private create(id);
    private remove(id);
    get(id: string): T;
    has(id: string): boolean;
}
export declare class TreeNodeState {
    private _children;
    private _parent;
    private _visible;
    private _expanded;
    private _component;
    private _level;
    constructor();
    children: Array<TreeNodeState>;
    private updateChildrenVisible();
    visible: boolean;
    expanded: boolean;
    component: any;
    level: number;
    parent: TreeNodeState;
}