import type { Snippet } from 'svelte';
export interface TreePanelNode {
    id: string;
    label: string;
    /** Emoji or short glyph shown instead of the default folder / branch icon. */
    icon?: string | null;
    /** Extra column value (sort order, count, …). */
    meta?: string | number | null;
    children?: TreePanelNode[];
}
interface TreePanelProps {
    items?: TreePanelNode[];
    collapsedIds?: string[];
    emptyMessage?: string;
    hierarchyLabel?: string;
    metaLabel?: string;
    actionsLabel?: string;
    showMeta?: boolean;
    addChildLabel?: string;
    editLabel?: string;
    deleteLabel?: string;
    expandLabel?: string;
    collapseLabel?: string;
    onAddChild?: (node: TreePanelNode) => void;
    onEdit?: (node: TreePanelNode) => void;
    onDelete?: (node: TreePanelNode) => void;
    /** Extra content after the label (badges, counts). */
    meta?: Snippet<[TreePanelNode, number]>;
    /** Replaces the default add / edit / delete buttons. */
    trailing?: Snippet<[TreePanelNode, number]>;
    leading?: Snippet<[TreePanelNode, number]>;
    empty?: Snippet;
    class?: string;
}
declare const TreePanel: import("svelte").Component<TreePanelProps, {}, "collapsedIds">;
type TreePanel = ReturnType<typeof TreePanel>;
export default TreePanel;