Determining whether or not the system is connected to the Internet -- Visual FoxPro : Using Win32 (WinAPI) Functions


	Using Win32 functions in Visual FoxPro	Image Gallery




functions • examples • solutions • updates • about •	links • articles •	login •


	Code examples:

	Using SQLBrowseConnect to connect to a data source through a number of iterative calls (SQL Server)



	Using the high-resolution performance counter



	Who owns the Windows Clipboard



	Winsock: retrieving the host information corresponding to a network address



	Displaying the color palette stored in an image file



	Retrieving default spooling directory name



	Accessing a CD device (cdaudio) with Multimedia Command Strings



	Enumerating forms supported by a specified printer



	Enumerating Performance Counters



	Using Custom FTP class (DEFINE CLASS ftp As Custom)



	How to delete a service object



	Listing device drivers in the system: load addresses, names



	Setting the last-error code for the FoxPro



	Using Video Capture: enumerating installed capture drivers



	Who is the first in viewing the Clipboard



	Retrieving current user for the process



	Hiding mouse cursor



	Determining if an Active Network Connection is Available



	How to intercept window messages sent to VFP form



	List of addresses in the AutoDial mapping database



	Obtaining the System and Windows folder names



	Using GetCompressedFileSize (WinNT only)



	Determining whether or not the system is connected to the Internet



	Joining local computer to a domain (XP/2000)



	Other pages with examples: << >> 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 [24]

Determining whether or not the system is connected to the Internet

User rating: 0/10 (0 votes)

Rate this code sample:

More code examples Listed functions Add comment W32 Constants Translate this page

Before you begin:

How to ping a remote site using ICMP API calls

InternetAttemptConnect function

 
DECLARE INTEGER InetIsOffline IN url INTEGER dwFlags
 
IF InetIsOffline(0) = 0
    ? "The local system is connected to the Internet."
ELSE
    ? "The local system is not currently connected to the Internet."
ENDIF

User rating: 0/10 (0 votes)

Rate this code sample:

216 bytes
Created: 2002-07-27 21:57:42
Modified: 2006-01-09 09:16:30
Visits in 7 days: 23

Listed functions:

InetIsOffline

Word Index links for this example:

IP Helper

ping a remote site

system is connected

connected to the Internet

Translate this page:

Spanish

Portuguese

German

French

Italian

FreeTranslation.com offers instant, free translations of text or web pages.


	User Contributed Notes:




	Nasib Kalsi \| 2006-01-08 23:14:55


	This function allways return true, even when you disconnect the Cable. Why, anybody can help ? Is there any other substitue for this function ?



	A.M. \| 2006-01-09 09:10:59


	Ping a well-known site or two to find whether you are connected to the Internet. There are several Ping examples in this reference. Search "how to ping".




functions • examples • solutions • updates • about •	links • articles •	login •




	Copyright © 2001-2013 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 (5.1.55-log), the Open Source standard SQL database, AceHTML Freeware Version 4, freeware HTML Editor of choice. Hosted by Korax Online Inc.

Last Topics Visited (107.20.7.65)
1.04 hrs.	Function: 'RtlGetCompressionWorkSpaceSize'



3.01 hrs.	Function: 'HeapWalk' Function group: 'Memory Management'



	Function: 'GetClassLong'



3.33 hrs.	Example: 'WAV file recorder'



	Example: 'Comparing dimensions of the VFP main window with _SCREEN properties'



	Example: 'Retrieving configuration information for the specified server (Win2000/XP)'



3.44 hrs.	Function: 'GlobalFree'



	Function: 'MessageBeep' Function group: 'Error Handling'



3.88 hrs.	Example: 'Retrieving Window Class information for the VFP window'



	Function: 'SetKeyboardState'