Phone call listener behavior.
Declaration Syntax| C# | Visual Basic | Visual C++ |
public interface IPhoneCallListener
Public Interface IPhoneCallListener
public interface class IPhoneCallListener
Members| All Members | Methods | ||||
| Icon | Member | Description |
|---|---|---|
 | CallErrorOccured(Object, VoIPEventArgs<(Of <<'(CallError>)>>)) |
Event handler for call errors.
|
| CallStateChanged(Object, VoIPEventArgs<(Of <<'(CallState>)>>)) |
The state of call has changed.
|
| DtmfReceived(Object, VoIPEventArgs<(Of <<'(DtmfInfo>)>>)) |
DTMF signal handler.
|
| DtmfStarted(Object, VoIPEventArgs<(Of <<'(DtmfInfo>)>>)) |
DTMF started signal handler.
|
| MediaDataReceived(Object, VoIPEventArgs<(Of <<'(VoIPMediaData>)>>)) |
Some media data has arrived.
|
| MediaDescriptionChanged(Object, VoIPEventArgs<(Of <<'(IEnumerable<(Of <<'(CallMediaFormatInfo>)>>)>)>>)) | |
| PlainMediaDataReceived(Object, VoIPEventArgs<(Of <<'(EncodedMediaData>)>>)) |
Some encoded media data has arrived.
|
Remarks
The phone call listener object must provide an event handler function for changes of call state.