GridView 72般绝技(一)

添加人:admin四级(1695分)   添加时间:2007-08-09    阅读次数:15215  收藏此教程
4.GridView和下拉菜单DropDownList结合:
效果图:

后台代码:
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Data.SqlClient;
12public partial class Default4 : System.Web.UI.Page
13{
14    SqlConnection sqlcon;
15    string strCon = "Data Source=(local);Database=北风贸易;Uid=sa;Pwd=sa";
16    protected void Page_Load(object sender, EventArgs e)
17    {
18        DropDownList ddl;
19        if (!IsPostBack)
20        {
21            string sqlstr = "select top 5 * from 飞狐工作室";
22            sqlcon = new SqlConnection(strCon);
23            SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon);
24            DataSet myds = new DataSet();
25            sqlcon.Open();
26            myda.Fill(myds, "飞狐工作室");
27            GridView1.DataSource = myds;
28            GridView1.DataBind();
29            for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
30            {
31                DataRowView mydrv = myds.Tables["飞狐工作室"].DefaultView[i];
32                if (Convert.ToString(mydrv["员工性别"]).Trim() == "True")
33                {
34                    ddl = (DropDownList)GridView1.Rows[i].FindControl("DropDownList1");
35                    ddl.SelectedIndex = 0;
36                }

37                if (Convert.ToString(mydrv["员工性别"]).Trim() == "False")
38                {
39                    ddl = (DropDownList)GridView1.Rows[i].FindControl("DropDownList1");
40                    ddl.SelectedIndex = 1;
41                }

42            }

43            sqlcon.Close();
44        }

45    }

46    public SqlDataReader ddlbind()
47    {
48        string sqlstr = "select distinct 员工性别 from 飞狐工作室";
49        sqlcon = new SqlConnection(strCon);
50        SqlCommand sqlcom = new SqlCommand(sqlstr, sqlcon);
51        sqlcon.Open();
52        return sqlcom.ExecuteReader();
53    }

54}
 
前台主要代码:
 1<asp:GridView ID="GridView1" runat="server" AllowSorting="True" AutoGenerateColumns="False"
 2    CellPadding="3" Font-Size="9pt"  BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px">
 3    <FooterStyle BackColor="White" ForeColor="#000066" />
 4    <Columns>
 5         <asp:BoundField DataField="身份证号码" HeaderText="用户ID" SortExpression="身份证号码" />
 6        <asp:BoundField DataField="姓名" HeaderText="用户姓名" SortExpression="姓名"/>
 7        <asp:TemplateField HeaderText="员工性别">
 8            <ItemTemplate>
 9                <asp:DropDownList ID="DropDownList1" runat="server" DataSource='<%# ddlbind()%>' DataValueField="员工性别" DataTextField="员工性别">
10                </asp:DropDownList>
11            </ItemTemplate>
12        </asp:TemplateField>
13        <asp:BoundField DataField="家庭住址" HeaderText="家庭住址" SortExpression="家庭住址"/>
14            
15    </Columns>
16    <RowStyle ForeColor="#000066" />
17    <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
18    <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" />
19    <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
20</asp:GridView>

3页 第3上一页123下一页
相关的教程: GridView 技巧 GridView 72般绝技
收藏此教程

当前平均分: 0.2(17 次打分)

-5-4-3-2-1012345
评论主题
您的大名
您的评论
验证码 点击换一个验证码
知识库搜索: