public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destinationType)
{
if (value as EnumFlagsCTD != null && destinationType.Equals(typeof(string)))
{
try
{
EnumFlagsCTD ctd = (EnumFlagsCTD)value;
string name = ctd.field.Split(' ').Length == 1 ? ctd.field : ctd.field.Split(new char[] { ' ' }, 2)[1].Trim();
TypedValue tv = ctd.owner[name];
return("0x" + Enum.Format(tv.Type, tv.Value, "X"));
}
//catch { }
catch (Exception ex) { throw new NotSupportedException("Invalid data", ex); }
}
return(base.ConvertTo(context, culture, value, destinationType));
}
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
EnumFlagsCTD ctd = (EnumFlagsCTD)value;
string name = ctd.field.Split(' ').Length == 1 ? ctd.field : ctd.field.Split(new char[] { ' ' }, 2)[1].Trim();
Type enumType = AApiVersionedFields.GetContentFieldTypes(0, ctd.owner.GetType())[name];
int bits = underlyingTypeToBits(Enum.GetUnderlyingType(enumType));
EnumFlagPropertyDescriptor[] enumFlags = new EnumFlagPropertyDescriptor[bits];
string fmt = "[{0:X" + bits.ToString("X").Length + "}] ";
for (int i = 0; i < bits; i++)
{
ulong u = (ulong)1 << i;
string s = (Enum)Enum.ToObject(enumType, u) + "";
if (s == u.ToString())
{
s = "-";
}
s = String.Format(fmt, i) + s;
enumFlags[i] = new EnumFlagPropertyDescriptor(ctd.owner, ctd.field, u, s);
}
return(new PropertyDescriptorCollection(enumFlags));
}
