SharePoint2010沙盒解决方案基础开发——开发webpart读取绑定列表数据，并以一定的格式显示（加css样式）

using System;
using System.ComponentModel;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;

using System.Xml.Serialization;
using System.Linq;
using System.Data;

namespace TestProject.TestWebpart
{

    [ToolboxData("<{0}:WPToolPaneTest runat=server></{0}:TestWebpart>"), XmlRoot(Namespace = "TestWebpart")]//定义Toolbox data

    public class TestWebpart : WebPart
    {
        protected override void CreateChildControls()
        {
        }


        protected override void Render(HtmlTextWriter writer)
        {
            SPSite site = SPContext.Current.Site;
            SPWeb web = SPContext.Current.Web;
            SPList list = web.Lists["保险类别"];
            var query = from SPListItem item in list.Items orderby item.ID ascending select item;
            writer.Write("<div class=‘Default_left_part1_left_part1_5‘>");
            writer.Write("<div class=‘Default_left_part1_left_part1_4‘><table width=‘100%‘ cellpadding=‘0‘ cellspacing=‘0‘ border=‘0‘><tr>");
            int i = 1;
            foreach (SPListItem item in query)
            {
                writer.Write("<td class=‘Default_left_part1_left_part1_4_1‘><div><table width=‘100%‘ cellpadding=‘0‘ cellspacing=‘0‘ border=‘0‘><tr><td class=‘Default_left_part1_left_part1_4_1_1‘><img alt=‘‘ src=‘");
                writer.Write(item["图标"] == null ? "" : item["图标"].ToString());
                writer.Write("‘ /></td><td class=‘Default_left_part1_left_part1_4_1_2‘><div><a href=‘/Lists/List/DispForm.aspx?ID=");
                writer.Write(item["ID"].ToString());
                writer.Write("‘ class=‘Default_mylink1_2‘><b>");
                writer.Write(item["标题"] == null ? "" : item["标题"].ToString());
                writer.Write("</b></a></div><div>");
                if (item["副标题"] != null)
                {
                    writer.Write(item["副标题"].ToString().Length > 15 ? item["副标题"].ToString().Substring(0, 15) + "…" : item["副标题"].ToString());
                }
                else
                {
                    writer.Write("");
                }
                writer.Write("</div></td></tr></table></div></td>");
                if (i % 2 == 0)
                {
                    writer.Write("</tr><tr>");
                }
                i++;
            }
            writer.Write("</tr></table></div>");
            writer.Write("</div>");
            base.Render(writer);
        }
    }
}

.pingan_Default_left_part1_left_part1_5
{
    padding-top:2px;
    width:463px;
}
.pingan_Default_left_part1_left_part1_4
{
    width:463px;
    
}
.pingan_Default_left_part1_left_part1_4_1
{
    padding-top:10px;
    vertical-align:top;
    text-align:left;
}
.pingan_Default_left_part1_left_part1_4_1_1
{
    vertical-align:top;
    text-align:left;
    width:56px;
}
.pingan_Default_left_part1_left_part1_4_1_2
{
    vertical-align:top;
    text-align:left;
    padding-left:5px;
    color:#666666;
    line-height:20px;
}
a.pingan_Default_mylink1_2:link
{
    line-height:20px;
    font-size:12px;
    COLOR: #666666; 
    TEXT-DECORATION: none
}
a.pingan_Default_mylink1_2:visited
{
    line-height:20px;
    font-size:12px;
    COLOR: #666666; 
    TEXT-DECORATION: none
}
a.pingan_Default_mylink1_2:hover
{
    line-height:20px;
    font-size:12px;
    COLOR: #FA8100; 
    TEXT-DECORATION: underline;
}