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LINE_DEVSPECIFIC (TAPI)

  • Article

This message is sent to notify the application about device-specific events occurring a line, address or call. The meaning of the message and the interpretation of the parameters is device specific.

LINE_DEVSPECIFIC 
  dwDevice = (DWORD) hLineOrCall;
  dwCallbackInstance = (DWORD) hCallback;
  dwParam1 = (DWORD) DeviceSpecific1; 
  dwParam2 = (DWORD) DeviceSpecific2;
  dwParam3 = (DWORD) DeviceSpecific3;

Parameters

  • dwDevice
    Handle to either a line device or call. This is device specific.
  • dwCallbackInstance
    Callback instance supplied when opening the line.
  • dwParam1
    Device specific.
  • dwParam2
    Device specific.
  • dwParam3
    Device specific.

Return Values

None.

Remarks

The LINE_DEVSPECIFIC message is used by a service provider in conjunction with the lineDevSpecific function. Its meaning is device specific.

Requirements

OS Versions: Windows CE 3.0 and later.
Header: Tapi.h.

See Also

lineDevSpecific

 Last updated on Saturday, April 10, 2004

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