1:  /*

   2:          * Shifenzheng是数据库实体类名称，继承自System.Data.Linq.DataContext

   3:          * 实例化时，参数为数据库的连接字符串。

   4:          * 

   5:          */

   6:         Shifenzheng db = new Shifenzheng(@"Data Source=CHAO-COMPUTER\MSSQLSERVER_R2;Initial Catalog=Shifenzheng;User ID=sa;Password=123123123;");

   7:   

   8:         public frmMain()

   9:         {

  10:             InitializeComponent();

  11:         }

  12:   

  13:         private void sbSearch_Click(object sender, EventArgs e)

  14:         {

  15:   

  16:             string strName = teName.Text.Trim();

  17:             if (strName.Length==0)

  18:             {

  19:                 MessageBox.Show("请输入查询条件！");

  20:                 return ;

  21:             }

  22:   

  23:             /*

  24:              * Linq语句返回的是System.Linq.IQueryable<KF_Search.Tbl> {System.Data.Linq.DataQuery<KF_Search.Tbl>}对象。

  25:              * 该对象只能通过foreach来循环访问。

  26:              * 因此将其转换为List对象作为表格控件的数据源。

  27:              */

  28:             var kfer = from cc in db.Tbls

  29:                        where cc.Name == strName && cc.Mobile!=""

  30:                        select cc;           

  31:             var dataList = kfer.ToList();

  32:   

  33:             //设置gridControl对象的数据源

  34:             gcDetails.DataSource = dataList;

  35:             gcName.FieldName = "Name";

  36:             gcGender.FieldName = "Gender";

  37:             gcMobile.FieldName = "Mobile";

  38:             gcIDCard.FieldName = "CtfId";

  39:             gcEmail.FieldName = "EMail";

  40:             gcAddress.FieldName = "Address";

  41:   

  42:             MessageBox.Show("总共搜索到 "+dataList.Count+" 条记录！");

  43:         }