# TrayIndicator.Callback class

Namespace: [Eto.Forms](https://eto.picoe.ca/api/namespace/eto.forms.md) · Assembly: [Eto](https://eto.picoe.ca/api/assembly/eto.md)

```cs
protected class TrayIndicator.Callback : TrayIndicator.ICallback
```

Callback implementation for handlers of [TrayIndicator](https://eto.picoe.ca/api/type/eto.forms.trayindicator.md)

## Methods

- [OnActivated](https://eto.picoe.ca/api/type/eto.forms.trayindicator.callback/onactivated.md): Raises activated event.