/// <summary>
/// Creates a disabled checkbox list
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <param name="helper"></param>
/// <param name="expression"></param>
/// <param name="htmlAttributes"></param>
/// <returns></returns>
public static MvcHtmlString DisabledCheckBoxFor <TModel>(this HtmlHelper <TModel> helper, Expression <Func <TModel, bool> > expression, IDictionary <string, Object> htmlAttributes)
{
ModelMetadata modelMetadata = ModelMetadata.FromLambdaExpression <TModel, bool>(expression, helper.ViewData);
string result = String.Empty;
bool isChecked = false;
bool parsedValue;
if (modelMetadata.Model != null && bool.TryParse(modelMetadata.Model.ToString(), out parsedValue))
{
isChecked = parsedValue;
}
string name = ExpressionHelper.GetExpressionText((LambdaExpression)expression);
TagBuilder checkbox = CheckboxHelpers.GetCheckboxTag(isChecked, htmlAttributes);
checkbox.MergeAttribute("disabled", "true", true);
checkbox.MergeAttribute("name", name);
checkbox.MergeAttribute("id", name);
result += checkbox.ToString(TagRenderMode.Normal);
TagBuilder hidden = new TagBuilder("input");
hidden.Attributes.Add("type", "hidden");
hidden.Attributes.Add("value", isChecked.ToString());
hidden.Attributes.Add("name", name);
hidden.Attributes.Add("id", name);
result += hidden.ToString(TagRenderMode.Normal);
return(MvcHtmlString.Create(result));
}
/// <summary>
/// Creates a checkbox list with an item datasource of a list of enhanced select list items.
/// </summary>
/// <typeparam name="TModel"></typeparam>
/// <typeparam name="TProperty"></typeparam>
/// <param name="html"></param>
/// <param name="expression">A lambda expression of the property to bind to the checkbox list.</param>
/// <param name="items">The datasource for the checkbox items.</param>
/// <returns></returns>
public static MvcHtmlString EnhancedCheckBoxListFor <TModel, TProperty>(
this HtmlHelper <TModel> html, Expression <Func <TModel, TProperty> > expression, List <EnhancedSelectListItem> items)
{
if (items == null || items.Count == 0)
{
return(MvcHtmlString.Create(""));
}
string name = ((expression.Body as MemberExpression).Member as System.Reflection.PropertyInfo).Name;
string fullName = html.ViewContext.ViewData.TemplateInfo.GetFullHtmlFieldName(name);
string result = string.Empty;
foreach (EnhancedSelectListItem item in items)
{
RouteValueDictionary attributes = new RouteValueDictionary(new { id = (fullName + item.Value).Replace(".", "_"), title = item.Title, @class = item.Class, value = item.Value, name = fullName });
RouteValueDictionary dataAttributes = new RouteValueDictionary(item.DataAttributes);
foreach (var attr in dataAttributes)
{
attributes.Add("data-" + attr.Key, attr.Value);
}
var checkTag = CheckboxHelpers.GetCheckboxTag(item.Selected, attributes);
result += checkTag.ToString(TagRenderMode.Normal); //html.CheckBox(name, item.Selected, attributes).ToHtmlString();
TagBuilder labelTag = new TagBuilder("label");
labelTag.MergeAttribute("for", name + item.Value);
labelTag.InnerHtml = item.Text;
result += labelTag.ToString(TagRenderMode.Normal);
}
return(MvcHtmlString.Create(result));
}
