myworks.aspx.cs

一个简单的Demo

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using Surance.DB4ODAL;
using Surance.DBUtility;
using Db4objects.Db4o;
using System.Collections.Generic;
using Surance.Utility;

public partial class Front_MyWorks : System.Web.UI.Page
{
    private string workTitle = "Works";

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            BindData();
        }
    }

    private void BindData()
    {
        IObjectContainer db = DB4OHelper.DB;
        try
        {
           //bind Cate
            Category c = new Category(db);
            IList<Category> categories=c.GetByModule(workTitle);
            this.rptByCate.DataSource = categories;
            this.rptByCate.DataBind();
            //bind title
            this.Title = workTitle;

            //bind menu
            ASP.front_menu_ascx menu1 = (ASP.front_menu_ascx)Master.FindControl("Menu1");
            menu1.currentMenu = "works";

            //bind Content
            Works w = new Works(db);
            IObjectSet result = null;
            if (Request["cate"] == null)
                result = w.GetAll();
            else
            {
                string cate = Request["cate"].ToString();
                result = w.GetByCategory(cate);
            }
            this.DataList1.DataSource=result;
            this.DataList1.DataBind();
        }
        catch(Exception ex)
        {
            Response.Write(ex.Message);
        }
        finally
        {
            db.Close();
        }
    }
    protected void DataList1_ItemDataBound(object sender, DataListItemEventArgs e)
    {
        HtmlImage projectImg = (HtmlImage)e.Item.FindControl("projectImg");
        if (projectImg.Src.Trim() != "")
            projectImg.Src = Tools.GetPicturePath() + projectImg.Src;
        else
            projectImg.Src = Tools.GetDefaultPicture();
    }
}