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Forum:
Visual FoxPro
Catégorie:
Autre
Titre:
Divers
Thread ID:
00580434
Message ID:
00580483
Vues:
27
>Hi!
>
>>How do I know programately if I'm connected to the Internet. Any Ocx?
>
>#define INTERNET_CONNECTION_MODEM           1
>#define INTERNET_CONNECTION_LAN             2
>#define INTERNET_CONNECTION_PROXY           4
>#define INTERNET_CONNECTION_MODEM_BUSY      8
>
>Declare Integer InternetGetConnectedState in Wininet.dll Long @dwFlags, Long Reserved
>
>Flags = 0
>Msg = ""
>If InternetGetConnectedState(@Flags, 0) != 0
>	Do Case
>	Case BitAnd(Flags, INTERNET_CONNECTION_MODEM) > 0
>		Msg = "Connection via modem"
>	Case BitAnd(Flags, INTERNET_CONNECTION_LAN) > 0
>		Msg = "Connection via LAN"
>	EndCase
>Else
>	Msg = "Not connected"
>EndIf
>MessageBox(msg)
>
THis is unreliable with a proxy, since AFA the machine is concerned, if it can reach the proxy server, it can reach the Internet. A better way is to ping a known IP address outside your gateway.
EMail: EdR@edrauh.com
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