BCXCallObserver

Objective-C

@protocol BCXCallObserver <NSObject>

Swift

protocol BCXCallObserver : NSObjectProtocol

A call observer, notified about call events.

  • Invoked when a call changes state.

    Declaration

    Objective-C

    - (void)call:(nonnull id<BCXCall>)call didChangeState:(BCXCallState)state;

    Parameters

    call

    The call object.
    state

    The new call state.

  • Invoked when a call updates its options.

    Declaration

    Objective-C

    - (void)call:(nonnull id<BCXCall>)call
    didUpdateOptions:(nonnull BCXCallOptions *)options;

    Parameters

    call

    The call object.
    options

    The new call options.

  • Invoked when a call updates its participants.

    Declaration

    Objective-C

    - (void)call:(nonnull id<BCXCall>)call
    didUpdateParticipants:(nonnull id<BCXCallParticipants>)participants;

    Parameters

    call

    The call object.
    participants

    The new call participants.

  • Invoked when a call has upgraded to audio/video call.

    Declaration

    Objective-C

    - (void)callDidUpgradeToVideoCall:(nonnull id<BCXCall>)call;

    Parameters

    call

    The call object.

  • Invoked when a call has connected.

    You should enter the room where this call will take place.

    Declaration

    Objective-C

    - (void)callDidConnect:(nonnull id<BCXCall>)call;

    Parameters

    call

    The call object.

  • Invoked when a call has ended.

    Declaration

    Objective-C

    - (void)callDidEnd:(nonnull id<BCXCall>)call;

    Parameters

    call

    The call object.

  • Invoked when a call has failed.

    Declaration

    Objective-C

    - (void)call:(nonnull id<BCXCall>)call
    didFailWithError:(nonnull NSError *)error;

    Parameters

    call

    The call object.
    error

    The error that caused the failure.