import { DragEvent } from 'react';
import { AvailableVirtualListProps } from '../_class/VirtualList';
import { NodeProps, TreeDataType, TreeProps, TreeState } from './interface';
export declare const TreeContext: import("react").Context<{
    icons?: NodeProps['icons'];
    loadMore?: (node: NodeProps) => void;
    renderExtra?: TreeProps['renderExtra'];
    renderTitle?: TreeProps['renderTitle'];
    virtualListProps?: AvailableVirtualListProps;
    onSelect?: (_key: string, e: any) => void;
    onCheck?: (checked: boolean, _key: string, e: any) => void;
    onExpand?: (expanded: boolean, _key: string) => void;
    onNodeDrop?: (e: DragEvent<HTMLSpanElement>, nodeProps: NodeProps, dragPosition: 0 | 1 | -1) => void;
    key2nodeProps?: {
        [key: string]: NodeProps;
    };
    actionOnClick?: TreeProps['actionOnClick'];
    getNodeProps?: <T extends NodeProps | NodeProps[]>(nodes: T, dataSet?: any) => T;
    getTreeState?: () => TreeState;
    onExpandEnd?: (key: string) => void;
    animation?: boolean;
    onNodeDragStart?: (e: DragEvent<HTMLSpanElement>, nodeProps: NodeProps) => void;
    onNodeDragEnd?: (e: DragEvent<HTMLSpanElement>, nodeProps: NodeProps) => void;
    onNodeDragOver?: (e: DragEvent<HTMLSpanElement>, nodeProps: NodeProps, position: any) => void;
    onNodeDragLeave?: (e: DragEvent<HTMLSpanElement>, nodeProps: NodeProps) => void;
    allowDrop?: (nodeProps: NodeProps, dragPosition: 0 | 1 | -1) => boolean;
    getFieldInfo?: (nodeProps: NodeProps) => TreeDataType;
}>;