export type RowDragEndEvent<TData = unknown> = {
    row: TData;
    toIndex: number;
    sameGrid: boolean;
    fromGridId: number;
    toGridId: number;
};
export declare function createRowDrag<TFeatures, TData>(ctx: any): {
    onRowDragStart: (e: DragEvent, rowIndex: number) => void;
    onRowDragOver: (e: DragEvent, rowIndex: number) => void;
    onRowDragLeave: (rowIndex: number) => void;
    onRowDrop: (e: DragEvent, rowIndex: number) => void;
    onRowsContainerDragOver: (e: DragEvent) => void;
    onRowsContainerDrop: (e: DragEvent) => void;
    onRowDragEnd: () => void;
    rowDragGridId: number;
    /**
     * Clear any managed drag this grid currently owns. Call on unmount so an
     * interrupted drag (route change / `{#if}` toggle mid-drag) doesn't leave a
     * stale module-level `bus` that fires `removeFromSource` against a destroyed
     * grid's data on the next grid instance (#68). Guarded by `gridId` so it
     * never disturbs a concurrent drag owned by another grid.
     */
    destroyRowDrag(): void;
};
/** Options for the {@link rowDropZone} action. */
export type RowDropZoneOptions<TData = unknown> = {
    /**
     * Only accept rows dragged from a grid with this `rowDragGroup`. Omit to
     * accept a managed row drag from any grid.
     */
    group?: string;
    /**
     * Called when a managed row is dropped on the element. The row has already
     * been removed from its source grid; add it to your own list/state here.
     */
    onDrop: (payload: {
        row: TData;
        fromGridId: number;
    }) => void;
    /** Class toggled on the element while a matching row is dragged over it. */
    overClass?: string;
};
/**
 * Svelte action turning ANY element into an external drop target for managed
 * row dragging - a trash can, an "assign to" bucket, a second pane. Attach with
 * `use:rowDropZone={{ group, onDrop }}`. On drop the dragged row is removed from
 * its source grid and handed to `onDrop`.
 *
 * ```svelte
 * <div use:rowDropZone={{ group: 'board', onDrop: (e) => archive(e.row) }}>Archive</div>
 * ```
 */
export declare function rowDropZone<TData = unknown>(node: HTMLElement, options: RowDropZoneOptions<TData>): {
    update(next: RowDropZoneOptions<TData>): void;
    destroy(): void;
};