public static interface Broadcaster.TalkbackObserver
setTalkbackObserver(observer)
to receive callbacks about
talkback stream state changes. All callbacks are done on the main UI thread.Modifier and Type | Method and Description |
---|---|
void |
onTalkbackStateChanged(TalkbackState state,
int id,
String caller,
String request)
Called whenever the internal state for a talkback stream changes.
|
void onTalkbackStateChanged(TalkbackState state, int id, String caller, String request)
TalkbackState
to know what each
state implies and how each state should be handled by your app.state
- Any of the values in TalkbackState
.id
- An integer id identifying the talkback stream source this
callback relates to. This should be passed back into methods such
as acceptTalkback(id)
.caller
- The sender of the talkback requestrequest
- A message included in the talkback request