# DynamicIconUsage enum

Namespace: [Rhino.Render](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.render.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md) · Since v6.0

```cs
public enum DynamicIconUsage
```

## Values

| Name | Value | Description |
| --- | --- | --- |
| TreeControl | 0 | Used in a tree control (e.g., TreeGridView). |
| SubnodeControl | 1 | Used in a sub-node control (\see CRhRdkSubNodeCtrl) |
| ContentControl | 2 | Used in a content control (\see CRhRdkContentCtrl) |
| General | 3 | Used in a custom user interface. The background will be plain white. |