import { type THREE } from "@x-viewer/core";
export type TreeDropPosition = "before" | "after" | "inside";
export interface TreeViewDragDropContext {
    canEdit: () => boolean;
    findObjectByUuid: (uuid: string) => THREE.Object3D | undefined;
    isModelNode: (node: THREE.Object3D) => boolean;
    onReparent: (object: THREE.Object3D, newParent: THREE.Object3D, targetIndex: number) => boolean;
    /** Called when the pointer was dragged past the threshold (suppress tree click selection). */
    onDragEnded?: (moved: boolean) => void;
}
export interface TreeViewDragDropHandle {
    destroy: () => void;
}
/**
 * Pointer drag-and-drop for the tree view (gltfeditor-style before / after / inside).
 */
export declare function attachTreeViewDragDrop(content: HTMLElement, ctx: TreeViewDragDropContext): TreeViewDragDropHandle;