# cast.[framework](https://developers.google.com/cast/docs/reference/web_receiver/cast.framework).[messages](https://developers.google.com/cast/docs/reference/web_receiver/cast.framework.messages).FocusStateRequestData

class static

Focus state change message.

## Constructor

### FocusStateRequestData

new
FocusStateRequestData()

## Property

### state

non-null [cast.framework.messages.FocusState](https://developers.google.com/cast/docs/reference/web_receiver/cast.framework.messages#.FocusState)

The focus state of the app.