import type { InjectionKey, Ref, SetupContext } from 'vue';
import type { AllowDragFunction, AllowDropFunction } from '../tree.type';
import type TreeStore from './tree-store';
import type Node from './node';
interface TreeNode {
    node: Node;
    $el?: HTMLElement;
}
interface DragOptions {
    event: DragEvent;
    treeNode: TreeNode;
}
interface Props {
    props: {
        allowDrag?: AllowDragFunction;
        allowDrop?: AllowDropFunction;
    };
    ctx: SetupContext<string[]>;
    el$: Ref<HTMLElement | null>;
    dropIndicator$: Ref<HTMLElement | null>;
    store: Ref<TreeStore>;
}
export interface DragEvents {
    treeNodeDragStart: (options: DragOptions) => void;
    treeNodeDragOver: (options: DragOptions) => void;
    treeNodeDragEnd: (event: DragEvent) => void;
}
export declare const dragEventsKey: InjectionKey<DragEvents>;
export declare function useDragNodeHandler({ props, ctx, el$, dropIndicator$, store, }: Props): {
    dragState: any;
};
export {};