// .NET 4.0 implementation of System.Environment.GetFolderPath method
public static String GetFolderPath(SgiSpecialFolder folder, SgiSpecialFolderOption option)
{
if (!Enum.IsDefined(typeof(SgiSpecialFolder), folder))
throw new ArgumentException(String.Format(CultureInfo.InvariantCulture, "Illegal enum value: {0}.", (Int32)folder));
if (!Enum.IsDefined(typeof(SgiSpecialFolderOption), option))
throw new ArgumentException(String.Format(CultureInfo.InvariantCulture, "Illegal enum value: {0}.", (Int32)option));
if (option == SgiSpecialFolderOption.Create)
new FileIOPermission(PermissionState.None) { AllFiles = FileIOPermissionAccess.Write }.Demand();
StringBuilder lpszPath = new StringBuilder(260); // MAX_PATH (260)
Int32 num = SafeNativeMethods.SHGetFolderPath(IntPtr.Zero, (Int32)(folder | ((SgiSpecialFolder)((Int32)option))), IntPtr.Zero, 0, lpszPath);
if (num < 0)
{
switch (num)
{
case -2146233031: // COR_E_PLATFORMNOTSUPPORTED (0x80131539)
throw new PlatformNotSupportedException();
}
}
String path = lpszPath.ToString();
new FileIOPermission(FileIOPermissionAccess.PathDiscovery, path).Demand();
return path;
}
// .NET 4.0 implementation of System.Environment.GetFolderPath method
public static String GetFolderPath(SgiSpecialFolder folder)
{
return SgiUtils.GetFolderPath(folder, SgiSpecialFolderOption.None);
}
