@mui/x-tree-view/models/items.d.ts

The community edition of the MUI X Tree View components.

export type TreeViewItemId = string;
export type TreeViewDefaultItemModelProperties = {
  id: string;
  label: string;
  children?: TreeViewDefaultItemModelProperties[];
};
export type TreeViewBaseItem<R extends object = TreeViewDefaultItemModelProperties> = R & {
  children?: TreeViewBaseItem<R>[];
};
export type TreeViewValidItem<R extends object> = {
  children?: R[];
};
export type TreeViewItemsReorderingAction = 'reorder-above' | 'reorder-below' | 'make-child' | 'move-to-parent';
export interface TreeViewSelectionPropagation {
  descendants?: boolean;
  parents?: boolean;
}