Using Win32 functions in Visual FoxPro Image Gallery
Code examples:
Get the power status of your laptop computer
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Setting the mouse capture to the specified window
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Winsock: retrieving the standard host name and IP address for the local machine
Adding an ODBC data source with the SQLConfigDataSource; use automatic or interactive mode
GDI+: how to make VFP controls visually shake and shudder
Locking and unlocking file of a VFP table
Locking the workstation
Using SQLBrowseConnect to connect to a data source through a number of iterative calls (SQL Server)
Using the CreateFile
Winsock: reading and setting socket options
Winsock: retrieving the host information corresponding to a network address
Creating a directory on the FTP
How to assemble an array of strings and pass it to external function
How to generate GUID values
Retrieving the interface–to–IP address mapping table
Adding and deleting Scheduled Tasks using NetScheduleJob API functions
GDI+: retrieving list of available image encoders and image decoders
How to download a file from HTTP server using URL Monikers functions
Listing INF files in a specified directory
Memory usage info for current VFP session (WinNT only)
Changing file attributes

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LPARAMETERS  lpFileName
 
#DEFINE FILE_ATTRIBUTE_READONLY       1  
#DEFINE FILE_ATTRIBUTE_HIDDEN         2  
#DEFINE FILE_ATTRIBUTE_SYSTEM         4  
#DEFINE FILE_ATTRIBUTE_DIRECTORY     16  
#DEFINE FILE_ATTRIBUTE_ARCHIVE       32  
#DEFINE FILE_ATTRIBUTE_NORMAL       128  
#DEFINE FILE_ATTRIBUTE_TEMPORARY    512  
#DEFINE FILE_ATTRIBUTE_COMPRESSED  2048  
 
DECLARE SHORT SetFileAttributes IN kernel32;
    STRING lpFileName, INTEGER dwFileAttributes
 
DECLARE INTEGER GetFileAttributes IN kernel32 STRING lpFileName 
 
* read current attributes for this file
dwFileAttributes = GetFileAttributes (lpFileName)
 
IF dwFileAttributes = -1
* the file does not exist
    RETURN
ENDIF
 
IF dwFileAttributes > 0
    * read-only attribute to be set
    dwFileAttributes = BitOr(dwFileAttributes, FILE_ATTRIBUTE_READONLY)
 
    * archive attribute to be removed
    IF BitAnd(dwFileAttributes, FILE_ATTRIBUTE_ARCHIVE) = FILE_ATTRIBUTE_ARCHIVE
        dwFileAttributes = dwFileAttributes - FILE_ATTRIBUTE_ARCHIVE
    ENDIF
 
    * setting selected attributes
    = SetFileAttributes (lpFileName, dwFileAttributes)
ENDIF
 
 

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1120 bytes  
Created: 2001-08-14 12:00:00  
Modified: 2007-08-02 14:45:37  
Visits in 7 days: 61  
Listed functions:
GetFileAttributes
SetFileAttributes
Printer friendly API declarations
My comment:
Pass a file name to this procedure. This code sets read-only and clears archive attributes for the selected file.

DOS command ATTRIB can be used for the same purpose:
ATTRIB -R c:\mydir\*.* /S
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