# IGH_ListItem interface

Namespace: [Grasshopper.GUI.StringDisplay](https://developer.rhino3d.com/api/gh1/namespace/grasshopper.gui.stringdisplay.md) · Assembly: [Grasshopper](https://developer.rhino3d.com/api/gh1/assembly/grasshopper.md)

```cs
public interface IGH_ListItem
```

Represents a single entry in a StringList

**Derived types:** [GH_SimpleListItem](https://developer.rhino3d.com/api/gh1/type/grasshopper.gui.stringdisplay.gh-simplelistitem.md)

## Properties

- [BoundingBox](https://developer.rhino3d.com/api/gh1/type/grasshopper.gui.stringdisplay.igh-listitem/boundingbox.md): Gets or sets the BoundingBox for this item. BoundingBoxes are assigned and retrieved by the GH_StringList class only. It's just convenient to store them on List Items directly.

## Methods

- [ComputeSize](https://developer.rhino3d.com/api/gh1/type/grasshopper.gui.stringdisplay.igh-listitem/computesize.md): Compute the size of this item as a function of layout dimensions.
- [RenderItem](https://developer.rhino3d.com/api/gh1/type/grasshopper.gui.stringdisplay.igh-listitem/renderitem.md): Render this item into the specified destination rectangle.