我开始学习MVC3的路线,但我有一些问题上的WebGrid,ASP.NET MVC 3的WebGrid,保留寻呼和定义
控制器名称是的TestController,所以我浏览到: http://localhost:53503/Test/
而且,如下所示的WebGrid:
两个列:ID和名称。 第三列&第四列:Actionlink和item.GetSelectLink。
第一个问题是: 假设我在浏览webgrid的第3页时,按下ActionLink,想到TestContoller的Action后,webgrid将在PostBack之后返回到第1页。
但是,如果我按[查看(GetSelectLink)上右端:
(如http://localhost:53503/Test/?gridItems_page=3&gridItems_selectedRow=3
它的工作原理
所以,我应该使用的ActionLink或GetSelectLink一般添加/更新/删除?操作
MVC3还没有VIEWSTATE /控制状态,所以,我怎么能回发后保存当前页面选择
第二个问题是: 的(HREF)的ActionLink的是:
http://localhost:53503/Test/GetSelection/7?Name=PSP
我会使其向
http://localhost:53503/Test/GetSelection/7/PSP
我添加了一个新的途径Global.asax中,但没有运气。
非常感谢您的帮助。
这是我的代码:
查看/测试/ Index.cshtml
@model List<MvcContract.Controllers.Products>
@{
System.Web.Helpers.WebGrid grid = new System.Web.Helpers.WebGrid(
source: Model,
canPage: true,
rowsPerPage: 3,
fieldNamePrefix: "gridItems_",
pageFieldName: "page",
selectionFieldName: "selectedRow"
);
}
@{
if (Model != null)
{
@grid.GetHtml(
columns: grid.Columns(
grid.Column("ID"),
grid.Column("Name"),
grid.Column(format: (item) => Html.ActionLink("View(ActionLink)", "GetSelection", new { ID = item.ID, Name = item.Name })),
grid.Column(format: (item) => item.GetSelectLink("View(GetSelectLink)"))
)
);
}
}
控制器/ TestController.cs
namespace MvcContract.Controllers
{
public class Products
{
public string ID { get; set; }
public string Name { get; set; }
public List<Products> GetItems()
{
List<Products> items = new List<Products>();
items.Add(new Products() { ID = "1", Name = "PS3" });
items.Add(new Products() { ID = "2", Name = "XBox360" });
items.Add(new Products() { ID = "3", Name = "Wii" });
items.Add(new Products() { ID = "4", Name = "Saturn" });
items.Add(new Products() { ID = "5", Name = "Dreamcast" });
items.Add(new Products() { ID = "6", Name = "NDS" });
items.Add(new Products() { ID = "7", Name = "PSP" });
items.Add(new Products() { ID = "8", Name = "NeoGeo" });
items.Add(new Products() { ID = "9", Name = "3DO" });
items.Add(new Products() { ID = "10", Name = "Playdia" });
return items;
}
}
public class TestController : Controller
{
//Bind data to WebGrid
public ActionResult Index()
{
Products products = new Products();
return View(products.GetItems());
}
//Some Logic
public ActionResult GetSelection(string ID, string Name)
{
string SelectedID = ID;
return RedirectToAction("Index");
}
}
}
的RegisterRoutes()全球。 asax.cs
public static void RegisterRoutes(RouteCollection routes)
{
routes.IgnoreRoute("{resource}.axd/{*pathInfo}");
routes.MapRoute(
"Default", // Route name
"{controller}/{action}/{id}", // URL with parameters
new { controller = "Home", action = "Index", id = UrlParameter.Optional } // Parameter defaults
);
routes.MapRoute(
"Test_GetSelection", // Route name
"{controller}/{action}/{id}/{name}", // URL with parameters
new { controller = "Test", action = "GetSelection", id = UrlParameter.Optional, name = UrlParameter.Optional } // Parameter defaults
);
}