Demonstration and configuration of the Radzen Blazor Tree component.
In this demo an inline-defined tree shows car brands (BMW, Audi, Mercedes) with their models (M3/M5, RS4/RS6, C63/S63 AMG), using custom Template to display brand logos and bold text, with Expand, Collapse, and Change events logged to console.
Console log
The following keys or key combinations provide a way for users to navigate and interact with Radzen Blazor Tree component.
| Press this key | To do this |
|---|---|
| Tab | Navigate to a Tree component. |
| UpArrow | Select previous hierarchical Tree item. |
| DownArrow | Select next hierarchical Tree item. |
| RightArrow | Expands selected Tree item. |
| LeftArrow | Collapse selected Tree item. |
| Enter or Space | Check/uncheck selected Tree item if CheckBox is available. |
Radzen Blazor Components, © 2018-2025 Radzen.
Source Code licensed under
MIT