Using Win32 functions in Visual FoxPro Image Gallery
Code examples:
Locking the workstation
Retrieving list of files on the FTP directory
Retrieving the priority class for the current process
Saving available locale records into a cursor
Using Shell for performing operations on files
An alternative way of setting Form.Closable to False
Another way to go online (it is not about choosing an ISP)
Creating a unique filename based on existing filename
Creating hash values for the list of names
Drawing Windows frame controls using the DrawFrameControl function
Drawing Windows predefined bitmaps using the LoadBitmap functions
GDI+: cropping images
GDI+: printing image file
How to create MD-5 and SHA-1 hash values from a string
How to obtain Content-Type value for a file type from the System Registry
How to print picture stored in enhanced-format metafile (*.emf)
Using mailslots to send messages on the network
Configuring DEVMODE structure for a printer
Creating an Open dialog box to specify the drive, directory, and name of a file to open (Shell32 version)
Finding parameters for the region specified
How to enumerate cookies and URL History entries in the cache of the local computer
How to retrieve version information for the specified file
Retrieving information about the specified icon
Winsock: retrieving the host information corresponding to a network address
Displaying printer-properties Property Sheet for the specified printer

User rating: 1/10 (2 votes)
Rate this code sample:
  • ~
More code examples    Listed functions    Add comment     W32 Constants      Translate this page Printer friendly version of this code sample
#DEFINE PRINTER_ACCESS_ADMINISTER  4
#DEFINE PRINTER_ACCESS_USE         8
DO decl

LOCAL cPrinter, hPrinter, lcPrnDefaults

cPrinter = GetPrnName()  && default printer

* PRINTER_DEFAULTS structure
lcPrnDefaults = Repli(Chr(0),8) +;
    Chr(PRINTER_ACCESS_ADMINISTER) + Repli(Chr(0),3)

hPrinter = 0
IF OpenPrinter(cPrinter, @hPrinter, lcPrnDefaults) = 0
    ? "Error opening printer [" + cPrinter + "]"
    RETURN
ENDIF

= PrinterProperties(GetActiveWindow(), hPrinter)
= ClosePrinter(hPrinter)
* end of main

FUNCTION GetPrnName
* returns default printer name from Windows Registry
    LOCAL lcBuffer, lcPrinter, lcDriver, lcPort
    lcBuffer = Repli(Chr(0), 120)
    = GetProfileString("Windows", "Device", ",,,",;
        @lcBuffer, Len(lcBuffer))
    lcBuffer = STRTRAN(lcBuffer, Chr(0), "")
RETURN SUBSTR(lcBuffer, 1, AT(",", lcBuffer, 1)-1)

PROCEDURE decl
    DECLARE INTEGER OpenPrinter IN winspool.drv;
        STRING pPrinterName, INTEGER @phPrinter, STRING pDefault

    DECLARE INTEGER GetProfileString IN kernel32;
        STRING lpApp, STRING lpKey, STRING lpDefault,;
        STRING @lpReturnedString, INTEGER nSize

    DECLARE INTEGER ClosePrinter IN winspool.drv INTEGER hPrinter 
    DECLARE INTEGER GetActiveWindow IN user32

    DECLARE INTEGER PrinterProperties IN winspool.drv;
        INTEGER hWnd, INTEGER hPrinter



User rating: 1/10 (2 votes)
Rate this code sample:
  • ~
1321 bytes  
Created: 2003-01-20 09:58:07  
Modified: 2003-11-05 15:47:01  
Visits in 7 days: 46  
Listed functions:
ClosePrinter
GetActiveWindow
GetProfileString
OpenPrinter
PrinterProperties
Printer friendly API declarations
Word Index links for this example:
Translate this page:
  Spanish    Portuguese    German    French    Italian  
FreeTranslation.com offers instant, free translations of text or web pages.
User Contributed Notes:
There are no notes on this subject.


Copyright 2001-2017 News2News, Inc. Before reproducing or distributing any data from this site please ask for an approval from its owner. Unless otherwise specified, this page is for your personal and non-commercial use. The information on this page is presented AS IS, meaning that you may use it at your own risk. Microsoft Visual FoxPro and Windows are trade marks of Microsoft Corp. All other trademarks are the property of their respective owners. 

Privacy policy
Credits: PHP (4.4.9), an HTML-embedded scripting language, MySQL (5.6.35), the Open Source standard SQL database, AceHTML Freeware Version 4, freeware HTML Editor of choice.   Hosted by Korax Online Inc.
Last Topics Visited (54.211.180.70)
4 sec.Example: 'Attaching menu to a top-level form'
9 sec.Function: 'StartPage'
Function group: 'Printing and Print Spooler'
14 sec.Function: 'CeDeleteFile'
Function group: 'Remote Application Programming (RAPI)'
20 sec.Function: 'GdipDrawRectangle'
25 sec.Function: 'SendMessage'
30 sec.
Function group: 'Device Context'
36 sec.Example: 'Running MSDOS Shell as a child process with redirected input and output (smarter RUN command)'
41 sec.Function: 'GdipNewInstalledFontCollection'
46 sec.Example: 'PocketPC: custom RAPI class for executing routines on remote Windows CE device'
51 sec.
Function group: 'Process and Thread'
Google
Advertise here!