AI-generated Key Takeaways
- 
          The SessionStateEventDataclass provides data for session state changed events in the cast framework.
- 
          It includes properties for the current cast session, the session state, and an optional error code if the session start failed. 
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          The constructor allows creating a new SessionStateEventDataobject with the session, session state, and optional error code.
cast.framework. SessionStateEventData
            Data for session state changed event.
Constructor
SessionStateEventData
new SessionStateEventData(session, sessionState, opt_errorCode)
| Parameter | |
|---|---|
| session | Current session if available. Value may be null. | 
| sessionState | Current session state. Value must not be null. | 
| opt_errorCode | Optional Optional error code for start failed state. Value must not be null. | 
Properties
errorCode
nullable chrome.cast.ErrorCode
Session start failure reason.
session
nullable cast.framework.CastSession
Cast session.
sessionState
non-null cast.framework.SessionState
Cast session state.