NetConnect

Description

Short story: Determine whether you have Internet access.

Longer description from old site: click here.

To be edited...

Published

This sample, or the one from which it originally derived, was published (or at least peripherally mentioned) in the following article(s):

Getting Out Of a Dither, Ask the VB Pro, VBPJ, April 1998

Verifying Internet Access, Ask the VB Pro, VBPJ, December 1998

APIs Usage

This sample uses the following API calls:

Module Library Function

CNetConnect.cls kernel32

wininet

FreeLibrary
GetModuleHandle
GetProcAddress
LoadLibrary
InternetAutodial
InternetAutodialHangup
InternetCloseHandle
InternetGetConnectedState
InternetGetConnectedStateEx
InternetOpen
InternetOpenUrl
InternetQueryOption
InternetSetOption

MWinInetErrors.bas kernel32
wininet FormatMessage
InternetGetLastResponseInfo

Don't see what you're looking for? Here's a complete API cross-reference.

Module	Library	Function
CNetConnect.cls	kernel32 wininet	FreeLibrary GetModuleHandle GetProcAddress LoadLibrary InternetAutodial InternetAutodialHangup InternetCloseHandle InternetGetConnectedState InternetGetConnectedStateEx InternetOpen InternetOpenUrl InternetQueryOption InternetSetOption
MWinInetErrors.bas	kernel32 wininet	FormatMessage InternetGetLastResponseInfo

Download

Please, enjoy and learn from this sample. Include its code within your own projects, if you wish. But, in order to insure only the most recent code is available to all, I ask that you don't share the sample by any form of mass distribution.
Download NetConnect.zip, 17Kb, Last Updated: Friday, December 11, 1998