listbycategory3.ascx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;

namespace MySite.WebUI.Controls.Article
{
    using SubSonic;
    using System.Linq;
    using SubSonic.Generated;
    using System.Collections.Generic;
    /// <summary>
    /// 用于按降序显示所有该分类下的文章
    /// </summary>
    public partial class ListByCategory3 : System.Web.UI.UserControl
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack)
                this._DataBind(); 

        }
        private void _DataBind()
        {
            this.Repeater1.DataSource = _BindDS();
            this.Repeater1.DataBind();
        }

        private List<Article> _BindDS()
        {
            Category cate = new Category(Category.Columns.Name, this.CategoryName);
            if (cate.IsLoaded)
            {
                return cate.GetArticleCollection().OrderByDesc(Article.Columns.PKId).OrderByDescending(t => t.PKId).ToList<Article>();
            }
            else
            {
                return new List<Article>();
            }
        }
        public string CategoryName
        {
            get { return Convert.ToString(ViewState["CategoryName"]); }
            set { ViewState["CategoryName"] = value; }
        }
        public string CssName
        {
            get { return ViewState["CssName"].ToString(); }
            set { this.ViewState["CssName"] = value; }
        }
    }
}