Share via


UCC_PARTICIPANT_STATE_CHANGE_REASON Enumeration

This content is no longer actively maintained. It is provided as is, for anyone who may still be using these technologies, with no warranties or claims of accuracy with regard to the most recent product version or service release.

Enumerates the reasons of a change in a participant state.

Namespace: Microsoft.Office.Interop.UccApi
Assembly: Microsoft.Office.Interop.UccApi (in microsoft.office.interop.uccapi.dll)

Syntax

'Declaration
Public Enumeration UCC_PARTICIPANT_STATE_CHANGE_REASON
public enum UCC_PARTICIPANT_STATE_CHANGE_REASON
public enum class UCC_PARTICIPANT_STATE_CHANGE_REASON
public enum UCC_PARTICIPANT_STATE_CHANGE_REASON
public enum UCC_PARTICIPANT_STATE_CHANGE_REASON

Members

Member name Description
UCCPSCR_CONFERENCE_ACTION A flag indicating that the participant state changed while the participant was in a conference call.
UCCPSCR_ENDPOINT_NOT_EXIST A flag indicating that the participant state changed because the remote endpoint does not exist.
UCCPSCR_ERROR A flag indicating that the participant state changed due to an error.
UCCPSCR_FAILED A flag indicating that the participant state changed because an attempt to call failed.
UCCPSCR_FORWARD_DISCONNECT A flag indicating that the participant state changed because the forwarded call was disconnected.
UCCPSCR_NORMAL A flag indicating that the participant state changed under a normal operation.
UCCPSCR_REDIRECT_ACTION A flag indicating that the participant state changed because the call was redirected.
UCCPSCR_REMOTE_HANGUP_ACTION A flag indicating that the participant state changed because the remote participant terminated the call.
UCCPSCR_RINGING A flag indicating that the participant state changed while the participant was ringing another party.
UCCPSCR_TRANSFER_ACTION A flag indicating that the participant state changed while the call was being transferred.
UCCPSCR_TRYING A flag indicating that the participant state changed while trying. (This is obsolete.)

Remarks

An application catches an OnStateChanged event raised by a session participant object to discover the reason of a change in a participant state. The reason is described by a value of this enumeration type.

Win32 COM/C++ Syntax

typedef enum UCC_PARTICIPANT_STATE_CHANGE_REASON
{
   UCCPSCR_NORMAL,
   UCCPSCR_RINGING,
   UCCPSCR_TRYING,
   UCCPSCR_REMOTE_HANGUP_ACTION,
   UCCPSCR_FORWARD_DISCONNECT,
   UCCPSCR_REDIRECT_ACTION,
   UCCPSCR_CONFERENCE_ACTION,
   UCCPSCR_TRANSFER_ACTION,
   UCCPSCR_FAILED,
   UCCPSCR_ERROR,
   UCCPSCR_ENDPOINT_NOT_EXIST
};

Platforms

Development Platforms

Windows XP Professional with Service Pack 2 (SP2), Windows Server 2000 with Service Pack 4, Windows Server 2003, Windows Vista Ultimate Edition, Windows Vista Business Edition, Windows Vista Enterprise Edition

Target Platforms

See Also

Reference

Microsoft.Office.Interop.UccApi Namespace