C# webBrowser 通过代理访问网页

改变webBrowser1的代理

代码

#region 改变代理
[DllImport("wininet.dll", SetLastError = true)]
private static extern bool InternetSetOption(IntPtr hInternet, int dwOption, IntPtr lpBuffer, int lpdwBufferLength);

public void RefreshIESettings(string strProxy)
{
const int INTERNET_OPTION_PROXY = 38;
const int INTERNET_OPEN_TYPE_PROXY = 3;
Struct_INTERNET_PROXY_INFO struct_IPI;
// Filling in structure
struct_IPI.dwAccessType = INTERNET_OPEN_TYPE_PROXY;
struct_IPI.proxy = Marshal.StringToHGlobalAnsi(strProxy);
struct_IPI.proxyBypass = Marshal.StringToHGlobalAnsi("local");
// Allocating memory
IntPtr intptrStruct = Marshal.AllocCoTaskMem(Marshal.SizeOf(struct_IPI));
// Converting structure to IntPtr
Marshal.StructureToPtr(struct_IPI, intptrStruct, true);
bool iReturn = InternetSetOption(IntPtr.Zero, INTERNET_OPTION_PROXY, intptrStruct, Marshal.SizeOf(struct_IPI));
}
#endregion

读取代理列表

c盘放了个代理的文件列表



更改代理,访问网站



免费代理的列表

211.144.219.66:80

222.74.34.190:808

121.8.171.40:3128

116.228.108.58:808

202.43.180.146:3128

58.215.78.157:808

61.134.27.214:8080

221.12.147.80:808

60.216.101.31:8080

123.139.158.189:3128

大家谁完善了发个给我用用哈

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