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int QDBusMessage::serialNumber (  )  const

Returns the message's serial number.

The serial number is some kind of short term identifier for messages travelling the same connection.

It can be used to associate a reply or error message with a method call message.

the message's serial number or 0 if the message hasn't been send yets
See also:
Returns the unique serial number assigned to this message or 0 if the message was not sent yet.

Definition at line 220 of file qdbusmessage.cpp.

    if (!d->msg)
        return 0;
    return dbus_message_get_serial(d->msg);

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