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
