/// <summary>
/// This method generates a PROGID for the specified type. If the type has
/// a PROGID in the metadata then it is returned otherwise a stable PROGID
/// is generated based on the fully qualified name of the type.
/// </summary>
public static string GenerateProgIdForType(Type type)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
if (type.IsImport)
{
throw new ArgumentException(SR.Argument_TypeMustNotBeComImport, nameof(type));
}
if (type.IsGenericType)
{
throw new ArgumentException(SR.Argument_NeedNonGenericType, nameof(type));
}
ProgIdAttribute progIdAttribute = type.GetCustomAttribute <ProgIdAttribute>();
if (progIdAttribute != null)
{
return(progIdAttribute.Value ?? string.Empty);
}
// If there is no prog ID attribute then use the full name of the type as the prog id.
return(type.FullName);
}
