Added in API level 21

android.service.voice

Interfaces

VoiceInteractionSession.VisibleActivityCallback Callback interface for receiving visible activity changes used for assistant usage. 

Classes

VisibleActivityInfo The class is used to represent a visible activity information. 
VoiceInteractionService Top-level service of the current global voice interactor, which is providing support for hotwording, the back-end of a VoiceInteractor, etc. 
VoiceInteractionSession An active voice interaction session, providing a facility for the implementation to interact with the user in the voice interaction layer. 
VoiceInteractionSession.AbortVoiceRequest A request to report that the current user interaction can not be completed with voice, as per VoiceInteractor.AbortVoiceRequest. 
VoiceInteractionSession.ActivityId Represents the id of an assist source activity. 
VoiceInteractionSession.AssistState Represents assist state captured when this session was started. 
VoiceInteractionSession.CommandRequest A generic vendor-specific request, as per VoiceInteractor.CommandRequest. 
VoiceInteractionSession.CompleteVoiceRequest A request to simply inform the user that the voice operation has completed, as per VoiceInteractor.CompleteVoiceRequest. 
VoiceInteractionSession.ConfirmationRequest A request for confirmation from the user of an operation, as per VoiceInteractor.ConfirmationRequest. 
VoiceInteractionSession.Insets Information about where interesting parts of the input method UI appear. 
VoiceInteractionSession.PickOptionRequest A request for the user to pick from a set of option, as per VoiceInteractor.PickOptionRequest. 
VoiceInteractionSession.Request Base class representing a request from a voice-driver app to perform a particular voice operation with the user. 
VoiceInteractionSessionService An active voice interaction session, initiated by a VoiceInteractionService.