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TAPI Line Device Functions

Windows Mobile 6.5
A version of this page is also available for
4/8/2010

The following table shows the TAPI 2.0 line device functions that are supported by Windows Embedded CE.

Function Description Category Asynchronous?

lineAccept

Accepts the specified offered call.

Call Accept and Redirect

Yes

lineAddProvider

Installs a new TSP into the telephony system.

Service Provider Management

No

lineAddToConference

Adds the call that is specified by the hConsultCall parameter to the conference call that is specified by the hConfCal parameter.

Call Conference

Yes

lineAnswer

Answers the specified offering call.

Answering Inbound Calls

Yes

lineBlindTransfer

Performs a blind or single-step transfer of the specified call to the specified destination address.

Call Transfer

Yes

lineCallbackFunc

Is a placeholder for the application-supplied function name.

Callback Function

 

lineClose

Closes the specified open line device.

Opening and Closing Line Devices

 

lineCompleteTransfer

Completes the transfer of the specified call.

Call Transfer

Yes

lineConfigDialogEdit

Causes the provider of the specified line device to display a dialog box (attached to the hwndOwner parameter of the application) to allow the user to configure parameters that are related to the line device.

Line Status and Capabilities

No

lineDeallocateCall

Deallocates the specified call handle.

Call Drop Functions

No

lineDevSpecific

Enables service providers to provide access to features that are not offered by other TAPI functions.

Extended Telephony APIs for Line Devices

Yes

lineDial

Dials the specified dialable number on the specified call.

Making Calls

Yes

lineDrop

Drops or disconnects the specified call.

Call Drop Functions

Yes

lineForward

Forwards calls that are destined for the specified address on the specified line, according to the specified forwarding instructions.

Call Forwarding

Yes

lineGenerateDigits

Initiates the generation of the specified digits on the specified call as inband tones by using the specified signaling mode.

Generating Inband Digits and Tones

No

lineGenerateTone (function)

Generates the specified inband tone over the specified call.

Generating Inband Digits and Tones

No

lineGetAddressCaps

Returns the telephony capabilities of an address.

Addresses

No

lineGetAddressID

Retrieves the address ID of an address that is specified.

Addresses

No

lineGetAddressStatus

Returns current status of a specified address.

Addresses

No

lineGetAppPriority

Gets the application's priority for a specific media mode.

Application Priority

No

lineGetCallInfo

Enables an application to obtain information about the specified call.

Call States and Events

No

lineGetCallStatus

Returns the current status of the specified call.

Call States and Events

No

lineGetConfRelatedCalls

Returns a list of all calls in a specific conference.

Call Handle Manipulation

No

lineGetDevCaps

Queries a specified line device to determine its telephony capabilities.

Line Status and Capabilities

No

lineGetDevConfig

Returns an "opaque" data structure object, the contents of which are specific to the line (service provider) and device class.

Line Status and Capabilities

No

lineGetIcon

Allows an application to retrieve a service line device-specific (or provider-specific) icon for display to the user.

Line Status and Capabilities

No

lineGetID

Returns a device identifier for the specified device class that is associated with the selected line, address, or call.

Line Status and Capabilities

No

lineGetLineDevStatus

Enables an application to query the specified open line device for its current status.

Line Status and Capabilities

No

lineGetMessage

Returns next TAPI application message and optionally waits for a new message.

TAPI Initialization

No

lineGetNewCalls

Returns list of new calls on a specified line device.

Call Handle Manipulation

No

lineGetNumRings

Determines the number of times that an incoming call on the given address should ring prior to the call being answered.

Toll Saver Support

No

lineGetProviderList

Returns list of TAPI service providers that currently are installed.

Service Provider Management

No

lineGetStatusMessages

Indicates, which status messages an applications will receive.

Line Status and Capabilities

No

lineGetTranslateCaps

Returns address translation capabilities.

Address Formats

No

lineHandoff

Gives ownership of the specified call to another application.

Call Handle Manipulation

No

lineHold

Places the specified call on hold.

Call Hold

Yes

lineInitialize

Initializes the use of TAPI by the application for subsequent use of the line abstraction.

TAPI Initialization and Shutdown

No

lineInitializeEx

Initializes the use of TAPI by the application for subsequent use of the line abstraction.

TAPI Initialization and Shutdown

No

lineMakeCall

Places a call on the specified line to the specified destination address.

Making Calls

Yes

lineMonitorDigits

Enables and disables the unbuffered detection of digits that are received on the call.

Digit Monitoring

No

lineMonitorMedia

Enables and disables the detection of media types that are specified for the call.

Media Monitoring

No

lineNegotiateAPIVersion

Allows an application to negotiate the API version to use.

Line Version Negotiation

No

lineNegotiateExtVersion

Allows an application to negotiate the extension version to use with the specified line device.

Extended Telephony Functions for Line Devices

No

lineOpen

Opens the line device that is specified by its device identifier, and returns a line handle for the corresponding opened line device.

Opening and Closing Line Devices

No

linePickup

Picks up a call that is alerting at the specified destination, address and returns a call handle for the picked-up call.

Call Pickup

Yes

linePrepareAddToConference

Prepares an existing conference call for the addition of another party.

Call Conference

Yes

lineRedirect

Redirects the specified offering call to the specified destination address.

Call Accept and Redirect

Yes

lineReleaseUserUserInfo

Informs the service provider that the application has processed the user-user information that is contained in the LINECALLINFO structure, and that subsequently received user-user information now can be written into that structure.

Sending Information to Remote Party

Yes

lineRemoveFromConference

Removes the specified call from the conference call to which it currently belongs.

Call Conference

Yes

lineSendUserUserInfo

Sends user-user information to the remote party on the specified call.

Sending Information to Remote Party

Yes

lineSetAppPriority

Sets the priority of the specified application for the specified media mode.

Application Priority

No

lineSetCallParams

Allows an application to change bearer mode and/or the rate parameters of an existing call.

Bearer Mode and Rate

Yes

lineSetCallPrivilege

Sets the privilege of the application to the specified privilege for the specified call.

Call Privilege Control

No

lineSetCurrentLocation

Sets the location that is used as the context for address translation.

Address Formats

No

lineSetDevConfig

Allows the application to configure a line device to a setup that previously was obtained by using the lineGetDevConfig or the lineConfigDialogEdit function.

Line Status and Capabilities

No

lineSetMediaMode

Sets the media modes of the specified call.

Media Control

No

lineSetNumRings

Sets the number of rings that must occur before an incoming call is answered.

Toll Saver Support

No

lineSetStatusMessages

Enables an application to specify which notification messages to receive for events that are related to status changes for the specified line or any of its addresses.

Line Status and Capabilities

No

lineSetTerminal

Enables an application to specify which terminal information that is related to the specified line, address, or call is to be routed.

Setting a Terminal for Phone Conversations

Yes

lineSetTollList

Manipulates the toll list.

 

No

lineSetupConference

Sets up a conference call for the addition of a third party.

Call Conference

Yes

lineSetupTransfer

Initiates a transfer of the call specified by the hCall parameter.

 

Yes

lineShutdown

Shuts down the usage by the application of the line abstraction of the API.

TAPI Initialization and Shutdown

No

lineSwapHold

Swaps the specified active call with the specified call on consultation hold.

Call Pickup

Yes

lineTranslateAddress

Translates between an address in canonical form and an address in dialable form.

Address Formats

No

lineTranslateDialog (TAPI)

Displays an application-modal dialog box that allows the user to change the current location of a telephone number that is about to be dialed, adjust location and calling-card parameters, and see the effect.

Location and Country/Region Information

No

lineUnhold

Retrieves the specified held call.

Call Hold

Yes

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