| Sent to | LINEEVENT | 
| Parameters | HTAPILINE    htLine Specifies the TAPI DLL's opaque object handle to the line device. | 
| HTAPICALL    htCall Specifies the TAPI DLL's opaque object handle to the call device. | |
| DWORD    dwMsg The value LINE_CALLINFO | |
| DWORD    dwParam1 Specifies the call information item that has changed, of type LINECALLINFOSTATE. Values are: | |
| LINECALLINFOSTATE_OTHER An other information item in the call information not listed below has changed. | |
| LINECALLINFOSTATE_DEVSPECIFIC The device specific field of the call information record. | |
| LINECALLINFOSTATE_BEARERMODE The bearer mode field of the call information record. | |
| LINECALLINFOSTATE_RATE The rate field of the call information record. | |
| LINECALLINFOSTATE_MEDIAMODE The media mode field of the call information record. | |
| LINECALLINFOSTATE_APPSPECIFIC The app specific field of the call information record. | |
| LINECALLINFOSTATE_CALLID The call ID field of the call information record. | |
| LINECALLINFOSTATE_RELATEDCALLID The related call ID field of the call information record. | |
| LINECALLINFOSTATE_ORIGIN The origin field of the call information record. | |
| LINECALLINFOSTATE_REASON The reason field of the call information record. | |
| LINECALLINFOSTATE_COMPLETIONID The completion ID field of the call information record. | |
| LINECALLINFOSTATE_TRUNK The trunk field of the call information record. | |
| LINECALLINFOSTATE_CALLERID One of the callerID-related fields of the call information record. | |
| LINECALLINFOSTATE_CALLEDID One of the calledID-related fields of the call information record. | |
| LINECALLINFOSTATE_CONNECTEDID One of the cconnectedID-related fields of the call information record. | |
| LINECALLINFOSTATE_REDIRECTIONID One of the redirectionID-related fields of the call information record. | |
| LINECALLINFOSTATE_REDIRECTINGID One of the redirectingID-related fields of the call information record. | |
| LINECALLINFOSTATE_DISPLAY The display field of the call information record. | |
| LINECALLINFOSTATE_USERUSERINFO The user-to-user information of the call information record. | |
| LINECALLINFOSTATE_HIGHLEVELCOMP The high level compatibility field of the call information record. | |
| LINECALLINFOSTATE_LOWLEVELCOMP The low level compatibility field of the call information record. | |
| LINECALLINFOSTATE_CHARGINGINFO The charging information of the call information record. | |
| LINECALLINFOSTATE_TERMINAL The terminal mode information of the call information record. | |
| LINECALLINFOSTATE_DIALPARAMS The dial parameters of the call information record. | |
| LINECALLINFOSTATE_MONITORMODES One or more of the digit, tone, or media monitoring fields in the call information record. | |
| DWORD    dwParam2 Unused. | |
| DWORD    dwParam3 Unused. | |
| Comments | This message is sent to the TAPI DLL whenever the event occurs and the TAPI DLL has the line open. | 
| See Also | Functions:  TSPI_lineGetCallInfo Data Types: LINECALLINFOSTATE |