The DDEACK structure contains status flags that a DDE application passes to its partner as part of the WM_DDE_ACK message. The flags provide details about the application's response to the messages WM_DDE_DATA, WM_DDE_POKE, WM_DDE_EXECUTE, WM_DDE_ADVISE, WM_DDE_UNADVISE, and WM_DDE_REQUEST.
typedef struct { // ddeack
unsigned short bAppReturnCode:8,
reserved:6,
fBusy:1,
fAck:1;
} DDEACK;
Members
bAppReturnCode
Specifies an application-defined return code.
fBusy
Indicates whether the application was busy and unable to respond to the partner's message at the time the message was received. A nonzero value indicates the partner was busy and unable to respond. The fBusy member is defined only when the fAck member is zero.
fAck
Indicates whether the application accepted the message from its partner. A nonzero value indicates the partner accepted the message.
See Also
WM_DDE_ACK, WM_DDE_ADVISE, WM_DDE_DATA, WM_DDE_EXECUTE, WM_DDE_REQUEST, WM_DDE_POKE, WM_DDE_UNADVISE