IncomingMessageState Property

This message's current state.


ANSI (Cross Platform)
int GetIncomingMessageState(int iIncomingMessageIndex);

Unicode (Windows)
INT GetIncomingMessageState(INT iIncomingMessageIndex);
- (int)incomingMessageState:(int)incomingMessageIndex;

IPWORKSMQ_EXTERNAL void* IPWORKSMQ_CALL IPWorksMQ_MQTT_Get(void *lpObj, int propid, int arridx, int *lpcbVal, int64 *lpllVal);

IPWORKSMQ_EXTERNAL int IPWORKSMQ_CALL IPWorksMQ_MQTT_CheckIndex(void *lpObj, int propid, int arridx);

Default Value



This message's current state.

Possible Outgoing Message States:

0 PUBLISH sent, waiting for PUBACK (QoS 1 only)
1 PUBLISH sent, waiting for PUBREC (QoS 2 only)
2 PUBREC received, sending PUBREL (QoS 2 only)
3 PUBREL sent, waiting for PUBCOMP (QoS 2 only)
4 Final acknowledgment received

Possible Incoming Message States:

5 PUBLISH received, sending PUBACK (QoS 1 only)
6 PUBLISH received, sending PUBREC (QoS 2 only)
7 PUBREC sent, waiting for PUBREL (QoS 2 only)
8 PUBREL received, sending PUBCOMP (QoS 2 only)
9 Final acknowledgment sent

The IncomingMessageIndex parameter specifies the index of the item in the array. The size of the array is controlled by the IncomingMessageCount property.

This property is read-only and not available at design time.

Data Type


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IPWorks MQ 2020 C++ Edition - Version 20.0 [Build 8162]