internetsetoption

问题 I'm running windows 7 and IE9. I'm writing a winforms application (.net 4.0 & c#) that runs a proxy server (using TcpListener) on another thread. Before I instantiate the main form i set the proxy using InternetSetOption and start the proxy server. My proxy setting code is very similar to the one here: Set Proxy UserName and Password using Wininet in C# then i browse to a site in IE, IE doesn't connect to my proxy server. also, IE tools --> internet options --> connection --> lan settings -->

问题 I have three client certificates installed in Windows 7 and need to use a specific one to authenticate a ServerXMLHTTP60 call using VBA. Calling ServerXMLHTTP60.SetOption with the friendly name of the certificate returns with no error. But the subsequent .send fails with "A certificate is required to complete client authentication". Code example: Public Sub TestCert() Dim myHTTP as New ServerXMLHTTP60 Dim myURL as String ' Open the connection to the secure server myHTTP.Open "GET", "https:/

问题 This question: Using Proxy with web browser control Told me to use "InternetSetOption". How do I use it? How might I implement it in code (example?)? Thanks! 回答1: public struct Struct_INTERNET_PROXY_INFO { public int dwAccessType; public IntPtr proxy; public IntPtr proxyBypass; } [DllImport("wininet.dll", SetLastError = true)] private static extern bool InternetSetOption( IntPtr hInternet, int dwOption, IntPtr lpBuffer, int lpdwBufferLength); private void RefreshIESettings(string strProxy) {