protected override void MetadataAssist(ModelMetadata metadata)
{
Check.NotNull <ModelMetadata>(metadata, "metadata");
base.MetadataAssist(metadata);
System.Collections.Generic.IEnumerable <SelectListItem> listItems = EnumAttribute.GetListItems(metadata.IsNullableValueType ? System.Nullable.GetUnderlyingType(metadata.ModelType) : metadata.ModelType);
System.Collections.Generic.Dictionary <string, string> dictionary = listItems.ToDictionary((SelectListItem item) => item.Value, (SelectListItem item) => item.Text);
string text = JsonConvert.SerializeObject(dictionary);
base.ColumnFormatOptions = text;
base.FilterItems = text;
}
public override void OnMetadataCreated(ModelMetadata metadata)
{
base.OnMetadataCreated(metadata);
if (!(metadata.IsNullableValueType ? System.Nullable.GetUnderlyingType(metadata.ModelType) : metadata.ModelType).IsEnum)
{
throw new System.InvalidOperationException(string.Format(System.Globalization.CultureInfo.CurrentCulture, Resources.EnumAttribute_SettingError_EnumType, new object[]
{
Resources.EnumAttribute_DisplayName,
metadata.PropertyName
}));
}
if (!metadata.IsNullableValueType || base.CustomDefaultValue)
{
System.Enum value = System.Enum.ToObject(metadata.ModelType, this.DefaultValue) as System.Enum;
metadata.AdditionalValues.Add("DefaultValue", value);
}
System.Type type = metadata.IsNullableValueType ? System.Nullable.GetUnderlyingType(metadata.ModelType) : metadata.ModelType;
metadata.AdditionalValues.Add("ListItems", EnumAttribute.GetListItems(type));
metadata.AdditionalValues.Add("UIType", this.UIType);
}