Tree Select

A dropdown selector with a hierarchical tree structure — ideal for selecting categories, org chart nodes, or nested data.

Installation

dotnet add package Lumeo

One-time app setup (AddLumeo(), CSS & JS) is covered in the installation guide.

@using Lumeo

<TreeSelect />

Basic Tree Select

Selected: none

Searchable

Multi-select

Selected:

Expand All

With Disabled Items

Clearable

Pick a value, then use the clear button to reset.

Disabled

Property	Type	Description
Label	string	Display text for the node.
Value	string	Unique value for the node used in selection.
Children	List<TreeSelectItem>?	Child nodes for nested tree structure.
Disabled	bool	Prevent this node from being selected.
Icon	string?	Optional icon shown before the label.