NAME

DdInqFrame − Return the frame of a device

SYNOPSIS

C:

DtObject DdInqFrame(device)
DtObject device;

FORTRAN:

INTEGER∗4 DDQFR(DEVICE)
INTEGER∗4 DEVICE

DESCRIPTION

DdInqFrame returns the frame for device, device.  Only one frame is allowed per device. 

A frame is an organizational object used to describe an image that is to be displayed on a device.  A frame can be displayed on zero or more devices using the function DdSetFrame <DDSF>. 

ERRORS

DdInqFrame will fail if the device handle is invalid; the value DcNullObject <DCNULL> is returned. 

[WARNING - invalid device handle]

SEE ALSO

DdSetFrame(3D), DoFrame (3D)

September 02, 1992