private static string GetDescriptionID(FieldInfo field)
{
object[] attrs = field.GetCustomAttributes(typeof(EnumValueAttribute), false);
if (attrs.Length > 0)
{
EnumValueAttribute enumValueAttr = (EnumValueAttribute)attrs[0];
return(enumValueAttr.Description);
}
return(null);
}
public void Init(Type t)
{
MemberInfo[] ms = t.GetMembers();
_descToValue = new Hashtable(ms.Length);
_nameToValue = new Hashtable(ms.Length);
ArrayList descriptions = new ArrayList(ms.Length);
ArrayList names = new ArrayList(ms.Length);
int expected = 0;
foreach (MemberInfo mi in ms)
{
FieldInfo fi = mi as FieldInfo;
if (fi != null && fi.IsStatic && fi.IsPublic)
{
int intVal = (int)fi.GetValue(null); //int以外をベースにしているEnum値はサポート外
if (intVal != expected)
{
throw new Exception("unexpected enum value order");
}
EnumValueAttribute a = (EnumValueAttribute)(fi.GetCustomAttributes(typeof(EnumValueAttribute), false)[0]);
string desc = a.Description;
descriptions.Add(desc);
_descToValue[desc] = intVal;
string name = fi.Name;
names.Add(name);
_nameToValue[name] = intVal;
expected++;
}
}
_descriptions = (string[])descriptions.ToArray(typeof(string));
_names = (string[])names.ToArray(typeof(string));
}