private static MvcHtmlString EnhancedField <TModel, TValue>(this HtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, TValue> > expression, MvcHtmlString inputString,
string note = null, FieldGroupingSetting fieldGroupingSetting = FieldGroupingSetting.CloseBoth, bool checkIsRequired = true)
{
MvcHtmlString labelString = htmlHelper.EnhancedLabelFor(expression, checkIsRequired: checkIsRequired);
MvcHtmlString validationMessageString = htmlHelper.ValidationMessageFor(expression);
return(CreateField(inputString.ToString(), note, labelString.ToString(), validationMessageString.ToString(),
fieldGroupingSetting));
}
private static MvcHtmlString EnhancedField(this HtmlHelper htmlHelper, string caption, string inputString = "",
string note = "", string validationMessageString = "",
bool isRequired = false, FieldGroupingSetting fieldGroupingSetting = FieldGroupingSetting.CloseBoth,
int valueCellCount = 1)
{
var tag = new TagBuilder("label");
tag.SetInnerText(caption);
if (isRequired)
{
tag.AddCssClass("reqLabel");
}
tag.AddCssClass("fieldLabel");
tag.InnerHtml = string.Concat(tag.InnerHtml);
return(CreateField(inputString, note, tag.ToString(), validationMessageString, fieldGroupingSetting,
valueCellCount));
}
private static MvcHtmlString CreateField(string inputString, string note, string labelString,
string validationMessageString,
FieldGroupingSetting fieldGroupingSetting = FieldGroupingSetting.CloseBoth, int valueCellCount = 1)
{
string noteString = string.Empty;
if (!string.IsNullOrWhiteSpace(note))
{
noteString = string.Format(noteTemplate, note);
}
string fieldTemplate =
(fieldGroupingSetting.HasFlag(FieldGroupingSetting.CloseStart) ? fieldOpenning : string.Empty) +
fieldContent +
(fieldGroupingSetting.HasFlag(FieldGroupingSetting.CloseEnd) ? fieldClosing : string.Empty);
string htmlString = string.Format(fieldTemplate, labelString, inputString, validationMessageString,
noteString, valueCellCount);
return(MvcHtmlString.Create(htmlString));
}
public static MvcHtmlString EnhancedField <TValue>(this HtmlHelper htmlHelper, string caption, TValue value,
string note = "",
bool isRequired = false, FieldGroupingSetting fieldGroupingSetting = FieldGroupingSetting.CloseBoth,
int valueCellCount = 1)
{
Type valueType = typeof(TValue);
string stringValue = null;
if (valueType.IsGenericType &&
valueType.GetGenericTypeDefinition() == typeof(Nullable <>) &&
Nullable.GetUnderlyingType(valueType).IsEnum&&
value != null)
{
stringValue = EnumMetadataFactory.GetCaption(value);
}
else if (valueType.IsEnum)
{
stringValue = EnumMetadataFactory.GetCaption(value);
}
else
{
stringValue = value == null ? string.Empty : value.ToString();
}
return(htmlHelper.EnhancedField(
caption,
stringValue,
note,
string.Empty,
isRequired,
fieldGroupingSetting,
valueCellCount));
}
public static MvcHtmlString EnhancedReadnlyField <TModel, TValue>(this HtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, TValue> > expression, string note = "",
bool isRequired = false, FieldGroupingSetting fieldGroupingSetting = FieldGroupingSetting.CloseBoth)
{
ModelMetadata metadata = ModelMetadata.FromLambdaExpression(expression, htmlHelper.ViewData);
string htmlFieldName = ExpressionHelper.GetExpressionText(expression);
string labelText = metadata.DisplayName ?? metadata.PropertyName ?? htmlFieldName.Split('.').Last();
return(htmlHelper.EnhancedField(
labelText,
(TValue)metadata.Model,
note,
isRequired,
fieldGroupingSetting));
}
