import type { VNode, InjectionKey } from 'vue';
import type { Nullable } from 'element-ultra/utils';
import type { default as CascadeNode } from './node';
export type { CascadeNode };
export type CascadeNodeValue = string | number;
export type CascadeNodePathValue = CascadeNodeValue[];
export type CascadeValue = CascadeNodeValue | CascadeNodePathValue | (CascadeNodeValue | CascadeNodePathValue)[];
export type CascadeConfig = Required<CascadeProps>;
export type isDisabled = (data: CascadeOption, node: CascadeNode) => boolean;
export type isLeaf = (data: CascadeOption, node: CascadeNode) => boolean;
export type Resolve = (dataList?: CascadeOption[]) => void;
export type LazyLoad = (node: CascadeNode, resolve: Resolve) => void;
export type RenderLabel = ({ node, data, }: {
    node: any;
    data: any;
}) => VNode | VNode[];
export declare enum ExpandTrigger {
    CLICK = "click",
    HOVER = "hover"
}
export interface CascadeOption extends Record<string, unknown> {
    label?: string;
    value?: CascadeNodeValue;
    children?: CascadeOption[];
    disabled?: boolean;
    leaf?: boolean;
}
export interface CascadeProps {
    expandTrigger?: ExpandTrigger;
    multiple?: boolean;
    checkStrictly?: boolean;
    emitPath?: boolean;
    lazy?: boolean;
    lazyLoad?: LazyLoad;
    value?: string;
    label?: string;
    children?: string;
    disabled?: string | isDisabled;
    leaf?: string | isLeaf;
    hoverThreshold?: number;
}
export interface Tag {
    node?: CascadeNode;
    key: number;
    text: string;
    hitState?: boolean;
    closable: boolean;
}
export interface ElCascadePanelContext {
    config: CascadeConfig;
    expandingNode: Nullable<CascadeNode>;
    checkedNodes: CascadeNode[];
    isHoverMenu: boolean;
    initialLoaded: boolean;
    renderLabelFn: RenderLabel;
    lazyLoad: (node?: CascadeNode, cb?: (dataList: CascadeOption[]) => void) => void;
    expandNode: (node: CascadeNode, silent?: boolean) => void;
    handleCheckChange: (node: CascadeNode, checked: boolean, emitClose?: boolean) => void;
}
export declare const Cascade_PANEL_INJECTION_KEY: InjectionKey<ElCascadePanelContext>;