/// <summary>
/// Creates a MimeType for a file extension using the OS registered applications
/// for that file type.
/// </summary>
/// <param name="fileExtension">string (e.g. "pdf" or ".pdf")</param>
/// <returns>MimeType</returns>
/// <permission cref="RegistryPermission">Read access to HKEY_CLASSES_ROOT\MIME</permission>
public static MimeType CreateFromRegisteredApps(string fileExtension)
{
if (fileExtension == null)
{
return(Empty);
}
string dotExt = (fileExtension.IndexOf(".") >= 0 ? fileExtension : "." + fileExtension);
string mType = WindowsRegistry.GetMimeTypeString(dotExt);
if (mType == null)
{
return(Empty);
}
return(new MimeType(mType));
}