InternetConnectionState flags = 0;
int nConnection = 0;
bool bInternet = InternetGetConnectedState(ref flags,0);
if (bInternet == false)
{
if (flags == 0)
{
}
int nResult = InternetDial(IntPtr.Zero,"",(int)InternetDialFlags.INTERNET_DIAL_FORCE_PROMPT , ref nConnection , 0);
switch(nResult)
{
case 87:
break;
case 668:
break;
case 631:
break;
default:
break;
case 0:
break;
}
InternetHangup(nConnection,0);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[DllImport("wininet.dll",CharSet=CharSet.Auto)]
static extern bool InternetGetConnectedState(ref InternetConnectionState lpdwFlags, int dwReserved);
[Flags]
enum InternetConnectionState: int
{
INTERNET_CONNECTION_MODEM = 0x1,
INTERNET_CONNECTION_LAN = 0x2,
INTERNET_CONNECTION_PROXY = 0x4,
INTERNET_RAS_INSTALLED = 0x10,
INTERNET_CONNECTION_OFFLINE = 0x20,
INTERNET_CONNECTION_CONFIGURED = 0x40
}
[DllImport("wininet.dll",CharSet=CharSet.Auto)]
static extern int InternetDial(IntPtr hwndParent,[MarshalAs(UnmanagedType.LPStr)] string strConnection,[MarshalAs(UnmanagedType.U4)]int dwFlags,ref int dwConnection,int dwReserved);
[Flags]
enum InternetDialFlags: int
{
INTERNET_DIAL_FORCE_PROMPT =0x2000,
INTERNET_DIAL_SHOW_OFFLINE =0x4000,
INTERNET_DIAL_UNATTENDED =0x8000
}
[DllImport("wininet.dll",CharSet=CharSet.Auto)]
static extern int InternetHangup([MarshalAs(UnmanagedType.U4)] int nConnection,[MarshalAs(UnmanagedType.U4)]int dwReserved);