C# 如何将“对象”字段绑定到文本框?
型号: 未捕获错误:无法分析绑定。 消息:TypeError:对象不是函数; 绑定值:value:DishToAdd().Name,valueUpdate:'keypress'knockout-2.2.0.js:5 如何将C# 如何将“对象”字段绑定到文本框?,c#,asp.net-mvc-3,knockout.js,knockout-mvc,C#,Asp.net Mvc 3,Knockout.js,Knockout Mvc,型号: 未捕获错误:无法分析绑定。 消息:TypeError:对象不是函数; 绑定值:value:DishToAdd().Name,valueUpdate:'keypress'knockout-2.2.0.js:5 如何将DishToAdd.Name绑定到文本框 提前谢谢 尝试使用(var subModel=ko.with(m=>m.DishToAdd)){Name@subModel.Html.TextBox(m=>m.Name).ValueUpdate(KnockoutValueUpdateK
DishToAdd.Name
绑定到文本框
提前谢谢 尝试使用(var subModel=ko.with(m=>m.DishToAdd)){Name@subModel.Html.TextBox(m=>m.Name).ValueUpdate(KnockoutValueUpdateKind.KeyPress)Price@subModel.Html.TextBox(m=>m.Price).ValueUpdate(KnockoutValueUpdateKind.KeyPress)Description@subModel.Html.TextBox(m=>m.Description).ValueUpdate(KnockoutValueUpdateKind.KeyPress)m.Name.Length>0)>Add}
public class DishesModel
{
public Dish DishToAdd{get; set;}
public List<Dish> AllDishes{get; set;}
public List<Category> AllCategories{get; set;}
public List<Dish> SelectedDishes{get; set;}
public DishesModel()
{
DishToAdd = new Dish();
}
public void AddDish()
{
if(DishToAdd!=null && !AllDishes.Contains(DishToAdd))
{
AllDishes.Add(DishToAdd);
DishToAdd = null;
}
}
public void RemoveSelected()
{
AllDishes.RemoveAll(d=>SelectedDishes.Any(m=>m.Name==d.Name));
SelectedDishes.Clear();
}
public void SortDishes()
{
AllDishes.Sort();
}
}
public class Dish:BaseEntity<Int32>
{
public virtual String Name{get; set;}
public virtual Decimal Price{get; set;}
public virtual String Description{get; set;}
public virtual IList<Category> Categories{get; set;}
public virtual IList<Complex> Complexs{ get; set;}
}
@{
KnockoutContext<MyMenu.Models.DishesModel> ko = Html.CreateKnockoutContext();
}
@{
ViewBag.Title = "title";
}
<h2>Work with dishes.</h2>
@using(ko.Html.Form("AddDish", "Dishes", null, new{id="formDishes"}))
{
@ko.Html.ListBox(m => m.AllDishes, new {size = 15}, dish => dish.Name).SelectedOptions(m=>m.SelectedDishes)
@ko.Html.Button("Remove", "Remove", "Dishes").Enable(m => m.SelectedDishes.Count > 0)
@ko.Html.Button("Sort", "Sort", "Dishes").Enable(m => m.AllDishes.Count > 1)
<span>Name</span> @ko.Html.TextBox(m=>m.DishToAdd.Name).ValueUpdate(KnockoutValueUpdateKind.KeyPress)
<span>Price</span>
@ko.Html.TextBox(m =>m.DishToAdd.Price).ValueUpdate(KnockoutValueUpdateKind.KeyPress)
<span>Description</span>
@ko.Html.TextBox(m => m.DishToAdd.Description).ValueUpdate(KnockoutValueUpdateKind.KeyPress)
<button type="submit" @ko.Bind.Enable(m => m.DishToAdd.Name.Length > 0)>Add</button>
}
<script type="text/javascript">
$('#formDishes').ajaxForm();
</script>
@ko.Apply(Model)
public ActionResult AddDish(DishesModel model)
{
model.AddDish();
return Json(model);
}