Mở rộng Kendo HtmlHelpers cho TextBoxFor

Question

Tôi đang tìm cách mở rộng Kendo HtmlHelpers để làm những việc như

@Html.Kendo().TextBoxFor(model => model.field) 

Answer 1

Phiên bản mới của Kendo UI (2014.2.716) có tiện ích này và hơn thế nữa ...

Answer 2

Đây là đề nghị của tôi

using System; 
using System.Collections.Generic; 
using System.Diagnostics.CodeAnalysis; 
using System.Linq.Expressions; 
using System.Web.Mvc; 
using System.Web.Mvc.Html; 
using Kendo.Mvc.UI.Fluent; 

namespace Kendo.Mvc.UI 
{ 
    public static class KendoExtensions 
    { 
     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression) 
     { 
      return htmlHelper.TextBoxFor(expression, format: null); 
     } 

     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression, string format) 
     { 
      return htmlHelper.TextBoxFor(expression, format, null); 
     } 

     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression, object htmlAttributes) 
     { 
      return htmlHelper.TextBoxFor(expression, null, htmlAttributes); 
     } 

     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression, string format, object htmlAttributes) 
     { 
      return htmlHelper.TextBoxFor(expression, format, HtmlHelper.AnonymousObjectToHtmlAttributes(htmlAttributes)); 
     } 

     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression, IDictionary<string, object> htmlAttributes) 
     { 
      return htmlHelper.TextBoxFor(expression, null, htmlAttributes); 
     } 

     [SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures", Justification = "This is an appropriate nesting of generic types")] 
     public static MvcHtmlString TextBoxFor<TModel, TProperty>(this WidgetFactory<TModel> htmlHelper, Expression<Func<TModel, TProperty>> expression, string format, IDictionary<string, object> htmlAttributes) 
     { 
      var lKWidget = new TagBuilder("span"); 
      lKWidget.AddCssClass("k-widget k-numerictextbox"); 

      var lKExpanding = new TagBuilder("span"); 
      lKExpanding.AddCssClass("k-numeric-wrap k-expand-padding k-state-disabled"); 

      if (htmlAttributes == null) htmlAttributes = new Dictionary<string, object>(); 
      if (htmlAttributes.ContainsKey("class")) 
      { 
       htmlAttributes["class"] += "k-formatted-value k-input"; 
      } else 
      { 
       htmlAttributes.Add("class", "k-formatted-value k-input"); 
      } 

      var lTextBoxFor = htmlHelper.HtmlHelper.TextBoxFor(expression, format, htmlAttributes).ToHtmlString(); 
      lKExpanding.InnerHtml += lTextBoxFor; 

      lKWidget.InnerHtml += lKExpanding; 

      lKWidget.InnerHtml += htmlHelper.HtmlHelper.ValidationMessageFor(expression); 

      return MvcHtmlString.Create(lKWidget.ToString(TagRenderMode.Normal)); 
     } 
    } 
}