Windows® CE 3.0 Application Programming

Making a Call with TAPI

Once a device's capabilities have been determined, TAPI functions can be used to make, maintain, and terminate a call. The steps required are the following:

• Open a device line using the function lineOpen.
• Translate the telephone number from canonical form (including international dial-in number and area code) to a dialable form (taking into account the user's current location).
• Call lineMakeCall to make the call that connects asynchronously.
• Provide a lineCallbackFunc function to receive notifications.
• Close the call by calling lineDrop, lineDeallocateCall and lineClose.

Opening a Line

The TAPI lineOpen function opens a line device ready for making a call. The line device identifier and the negotiated TAPI version ...