phoneCallbackFunc

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This function is a placeholder for the application-supplied function name.

Syntax

VOID FAR PASCAL phoneCallbackFunc(
  HANDLE hDevice, 
  DWORD dwMsg, 
  DWORD dwCallbackInstance, 
  DWORD dwParam1, 
  DWORD dwParam2, 
  DWORD dwParam3
);

Parameters

• hDevice
  Handle to a phone device associated with the callback.

• dwMsg
  Line or call device message.

• dwCallbackInstance
  Callback instance data passed back to the application in the callback. This DWORD is not interpreted by TAPI.

• dwParam1
  Parameter for the message.

• dwParam2
  Parameter for the message.

• dwParam3
  Parameter for the message.

Remarks

All callbacks occur in the application's context. The callback function must reside in a dynamic-link library (DLL) or application module and be exported in the module-definition file.

Requirements