public static string BuildUrlFromExpression <TController>(RequestContext context, RouteCollection routeCollection, Expression <Action <TController> > action) where TController : Controller
{
RouteValueDictionary routeValues = ExpressionHelper.GetRouteValuesFromExpression(action);
VirtualPathData vpd = routeCollection.GetVirtualPath(context, routeValues);
return((vpd == null) ? null : vpd.VirtualPath);
}
/* public static MvcHtmlString CheckBoxFor<TModel>(this HtmlHelper<TModel> htmlHelper,
* Expression<Func<TModel, bool>> expression)
* where TModel : class
* {
* return CheckBoxFor(htmlHelper, expression, null);
* }
*/
public static MvcHtmlString CheckBoxFor <TModel>(this HtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, bool> > expression, IDictionary <string, object> htmlAttributes)
where TModel : class
{
var inputName = ExpressionHelper.GetInputName(expression);
var local = GetValue(htmlHelper, expression);
return(htmlHelper.CheckBox(inputName, local, htmlAttributes));
}
/* public static string ValidationMessageFor<TModel, TProperty>(this HtmlHelper<TModel> htmlHelper,
* Expression<Func<TModel, TProperty>> expression)
* where TModel : class
* {
* return PasswordFor(htmlHelper, expression, null);
* }*/
/* public static string PasswordFor<TModel, TProperty>(this HtmlHelper<TModel> htmlHelper,
* Expression<Func<TModel, TProperty>> expression)
* where TModel : class
* {
* var inputName = ExpressionHelper.GetInputName(expression);
* return htmlHelper.Password(inputName).ToString();
* }
*/
public static MvcHtmlString[] RadioButtonListFor <TModel, TProperty>
(this HtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, TProperty> > expression,
IEnumerable <SelectListItem> selectList)
where TModel : class
{
var inputName = ExpressionHelper.GetInputName(expression);
return(htmlHelper.RadioButtonList(inputName, selectList));
}
/* public static string RadioButtonFor<TModel, TProperty>(this HtmlHelper<TModel> htmlHelper,
* Expression<Func<TModel, TProperty>> expression, object value)
* where TModel : class
* {
* return RadioButtonFor(htmlHelper, expression, value, null);
* }
*/
public static string RadioButtonFor <TModel, TProperty>(
this HtmlHelper <TModel> htmlHelper,
Expression <Func <TModel, TProperty> > expression, object value, object htmlAttributes)
where TModel : class
{
var inputName = ExpressionHelper.GetInputName(expression);
object local = GetValue(htmlHelper, expression);
if (local == null)
{
local = string.Empty;
}
return(htmlHelper.RadioButton(inputName, value, local.NotNullString()
== value.NotNullString(), htmlAttributes).ToString());
}
public static MvcHtmlString DropDownListFor <Tm, Tp, Ti>(this HtmlHelper <Tm> htmlHelper,
Expression <Func <Tm, Tp> > expression, IEnumerable <Ti> source,
Func <Ti, object> textSelector, Func <Ti, object> valueSelector,
IDictionary <string, object> htmlAttributes)
where Tm : class
{
var inputName = ExpressionHelper.GetInputName(expression);
// var local = GetValue(htmlHelper, expression);
var selectItemList = new List <SelectListItem>();
var propertyInfo =
((MemberExpression)(expression.Body)).Member as PropertyInfo;
if (LinqToSqlUtils.CanBeNull(propertyInfo))
{
selectItemList.Add(
new SelectListItem
{
Text = "Нет",
Value = string.Empty,
});
}
selectItemList.AddRange(SelectListUtil.GetSelectItemList(source, textSelector, valueSelector));
return(htmlHelper.DropDownList(inputName, selectItemList, htmlAttributes));
}
public static MvcHtmlString ActionLink <TController>(this HtmlHelper helper, Expression <Action <TController> > action, string linkText, object htmlAttributes) where TController : Controller
{
RouteValueDictionary routingValues = ExpressionHelper.GetRouteValuesFromExpression(action);
return(helper.RouteLink(linkText, routingValues, new RouteValueDictionary(htmlAttributes)));
}
