PHONEMESSAGE

typedef struct phonemessage_tag {

DWORD hDevice;

DWORD dwMessageID;

DWORD dwCallbackInstance;

DWORD dwParam1;

DWORD dwParam2;

DWORD dwParam3;

} PHONEMESSAGE, FAR *LPPHONEMESSAGE;

Members
hDevice

A handle to a phone device.

dwMessageID

A phone message.

dwCallbackInstance

Instance data passed back to the application, which was specified by the application in phoneInitializeEx. This DWORD is not interpreted by TAPI.

dwParam1

A parameter for the message.

dwParam2

A parameter for the message.

dwParam3

A parameter for the message.

Remarks
For information about parameters values passed in this structure, see Phone Device Messages.