export interface TreeViewItem {
    name: string;
    id?: string | number;
    children?: TreeViewItem[];
    checked?: boolean;
    selected?: boolean;
    expanded?: boolean;
    disabled?: boolean;
    disableDragAndDrop?: boolean;
    styles?: string[];
    meta?: any;
}
export declare type _InternalItem = TreeViewItem & {
    id: string;
    indeterminate: boolean;
};
export declare const _TREE_STATE_PROVIDER_INJECT_KEY = "VUE3_TREE_VUE_TREE_STATE";
export interface TreeState {
    detach(id: string): void;
    attach(item: _InternalItem): void;
    getNode(id: string | number): _InternalItem;
    getParent(childId: string | number): TreeViewItem | undefined;
    trackNode(childNode: TreeViewItem, parentNode: TreeViewItem | undefined): void;
    emitItemSelected(node: TreeViewItem): void;
    emitItemCheckedChange(): void;
    emitItemExpanded(expandedItem: TreeViewItem): void;
    emitItemCollapsed(collapsedItem: TreeViewItem): void;
}
export interface TreeEvents {
    updateMultiSelectedItems(): void;
    updateSingleSelectedItem(): void;
}
export declare type IsValidDropCallback = (droppedItem: TreeViewItem, dropHost: TreeViewItem | undefined) => Promise<boolean>;