17 Accessing File Objects

17 Q3File_IsOpen

You can use the Q3File_IsOpen function to determine whether a file object is open.

TQ3Status Q3File_IsOpen (TQ3FileObject file, TQ3Boolean *isOpen);
file A file object.
isOpen On exit, a Boolean value that indicates whether the specified file is open (kQ3True) or closed (kQ3False).

DESCRIPTION


The Q3File_IsOpen function returns, in the isOpen parameter, a Boolean value that indicates whether the file object specified by the file parameter is open (kQ3True) or closed (kQ3False).

ERRORS


kQ3ErrorFileNotOpen
kQ3ErrorInvalidObjectParameter
kQ3ErrorNULLParameter

DESCRIPTION
ERRORS

3D Graphics Programming with QuickDraw 3D - 17 OCT 1995

© Apple Computer, Inc.

Let us know what you think of these prototype pages.

Generated with Harlequin WebMaker