export default Tree;
type Tree = {
    $on?(type: string, callback: (e: any) => void): () => void;
    $set?(props: Partial<KeyboardEventHandlers & MouseEventHandlers & PointerEventHandlers & FocusEventHandlers & DragEventHandlers & Props & Record<string, any>>): void;
};
/**
 * A tree view widget that displays a hierarchical list of items, which can be expanded, collapsed
 * and selected.
 * @see https://w3c.github.io/aria/#tree
 * @see https://www.w3.org/WAI/ARIA/apg/patterns/treeview/
 */
declare const Tree: import("svelte").Component<import("../../typedefs").KeyboardEventHandlers & import("../../typedefs").MouseEventHandlers & import("../../typedefs").PointerEventHandlers & import("../../typedefs").FocusEventHandlers & import("../../typedefs").DragEventHandlers & {
    /**
     * A reference to the wrapper element.
     */
    element?: HTMLElement | undefined;
    /**
     * The `class` attribute on the wrapper element.
     */
    class?: string | undefined;
    /**
     * Whether to hide the widget. An alias of the `aria-hidden`
     * attribute.
     */
    hidden?: boolean | undefined;
    /**
     * Whether to disable the widget. An alias of the `aria-disabled`
     * attribute.
     */
    disabled?: boolean | undefined;
    /**
     * Whether to make the widget read-only. An alias of the
     * `aria-readonly` attribute.
     */
    readonly?: boolean | undefined;
    /**
     * Whether to allow selecting more than one `<TreeItem>`. An alias
     * of the `aria-multiselectable` attribute.
     */
    multiple?: boolean | undefined;
    /**
     * Whether to select an item by clicking on it.
     */
    clickToSelect?: boolean | undefined;
    /**
     * Whether to select an item as soon as it receives
     * focus. Default: `true` on a single-select tree, `false` on a multi-select tree.
     */
    selectionFollowsFocus?: boolean | undefined;
    /**
     * Whether to expand or collapse a parent item when the item
     * itself, rather than its chevron, is clicked or activated with the Enter key.
     */
    expandOnSelect?: boolean | undefined;
    /**
     * The `aria-label` attribute on the wrapper element. Required
     * unless the `aria-labelledby` attribute is provided.
     */
    ariaLabel?: string | undefined;
    /**
     * Primary slot content.
     */
    children?: Snippet<[]> | undefined;
    /**
     * Custom `Change` event handler.
     */
    onChange?: ((event: CustomEvent) => void) | undefined;
} & Record<string, any>, {}, "element">;
type Props = {
    /**
     * A reference to the wrapper element.
     */
    element?: HTMLElement | undefined;
    /**
     * The `class` attribute on the wrapper element.
     */
    class?: string | undefined;
    /**
     * Whether to hide the widget. An alias of the `aria-hidden`
     * attribute.
     */
    hidden?: boolean | undefined;
    /**
     * Whether to disable the widget. An alias of the `aria-disabled`
     * attribute.
     */
    disabled?: boolean | undefined;
    /**
     * Whether to make the widget read-only. An alias of the
     * `aria-readonly` attribute.
     */
    readonly?: boolean | undefined;
    /**
     * Whether to allow selecting more than one `<TreeItem>`. An alias
     * of the `aria-multiselectable` attribute.
     */
    multiple?: boolean | undefined;
    /**
     * Whether to select an item by clicking on it.
     */
    clickToSelect?: boolean | undefined;
    /**
     * Whether to select an item as soon as it receives
     * focus. Default: `true` on a single-select tree, `false` on a multi-select tree.
     */
    selectionFollowsFocus?: boolean | undefined;
    /**
     * Whether to expand or collapse a parent item when the item
     * itself, rather than its chevron, is clicked or activated with the Enter key.
     */
    expandOnSelect?: boolean | undefined;
    /**
     * The `aria-label` attribute on the wrapper element. Required
     * unless the `aria-labelledby` attribute is provided.
     */
    ariaLabel?: string | undefined;
    /**
     * Primary slot content.
     */
    children?: Snippet<[]> | undefined;
    /**
     * Custom `Change` event handler.
     */
    onChange?: ((event: CustomEvent) => void) | undefined;
};
import type { Snippet } from 'svelte';