# AvailableApplication

    struct AvailableApplication

Represents an application that users of this device can interact with.
- `


  ### [key](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/AvailableApplication#/s:15GoogleHomeTypes0A0O32ExtendedApplicationLauncherTraitV09AvailableE0V3keySSvp)


  ` Unique key for the application which is not exposed to users in speech or response.

  #### Declaration

  Swift

      let key: String

- `


  ### [names](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/AvailableApplication#/s:15GoogleHomeTypes0A0O32ExtendedApplicationLauncherTraitV09AvailableE0V5namesSayAE0E5NamesVGvp)


  ` Application's names and language-specific synonyms.

  #### Declaration

  Swift

      let names: [https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google.html.https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait.html.https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/ApplicationNames.html]

- `


  ### [init(decoder:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/AvailableApplication#/s:15GoogleHomeTypes0A0O32ExtendedApplicationLauncherTraitV09AvailableE0V7decoderAG0aB3SDK0G7DecoderV_tKcfc)


  ` Creates a new Struct instance using data read from the given `TraitDecoder`.
  Throws
  `HomeError.parseError` when parsing fails.

  #### Declaration

  Swift

      init(decoder: TraitDecoder) throws

  #### Parameters

  |---|---|
  | ` decoder ` | The raw data representing this Struct. |

- `


  ### [encode(with:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/AvailableApplication#/s:15GoogleHomeTypes0A0O32ExtendedApplicationLauncherTraitV09AvailableE0V6encode4withy0aB3SDK0G7EncoderC_tKF)


  ` Writes this Struct to the given `TraitEncoder`.
  Throws `HomeError.parseError` if the data could not be encoded.

  #### Declaration

  Swift

      func encode(with encoder: TraitEncoder) throws

- `


  ### [structField(id:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Google/ExtendedApplicationLauncherTrait/AvailableApplication#/s:15GoogleHomeTypes0A0O32ExtendedApplicationLauncherTraitV09AvailableE0V11structField2id0aB3SDK0J0_pSgs6UInt32V_tFZ)


  ` Returns the field corresponding to the given field ID.

  #### Declaration

  Swift

      static func structField(id: UInt32) -> (any Field)?