# Sandbox.UI.Toolbar.AddToggle

```csharp
Button AddToggle(string text, string icon, bool value, System.Action<bool> changed)
```

### Parameters

- `text` (`string`)
- `icon` (`string`)
- `value` (`bool`)
- `changed` (`System.Action<bool>`)

### Returns

`Button`

Declared in [Sandbox.UI.Toolbar](/api/Sandbox.UI.Toolbar).
Assembly: `Sandbox.Engine`.