GridView和CheckBox结合[转]

效果图：

后台代码：

 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Web;
 5using System.Web.Security;
 6using System.Web.UI;
 7using System.Web.UI.WebControls;
 8using System.Web.UI.WebControls.WebParts;
 9using System.Web.UI.HtmlControls;
10using System.Data.SqlClient;
11
12public partial class Default5 : System.Web.UI.Page
13{
14    SqlConnection sqlcon;
15    string strCon = "Data Source=(local);Database=db1;Uid=sa;Pwd=sa";
16
17    protected void Page_Load(object sender, EventArgs e)
18    {
19        if (!IsPostBack)
20        {
21            bind();
22        }
23    }
24
25    protected void CheckBox2_CheckedChanged(object sender, EventArgs e)
26    {
27        for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
28        {
29            CheckBox cbox = (CheckBox)GridView1.Rows[i].FindControl("CheckBox1");
30            if (CheckBox2.Checked == true)
31            {
32                cbox.Checked = true;
33            }
34            else
35            {
36                cbox.Checked = false;
37            }
38        }
39    }
40
41    protected void Button2_Click(object sender, EventArgs e)
42    {
43        sqlcon = new SqlConnection(strCon);
44        SqlCommand sqlcom;
45        for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
46        {
47            CheckBox cbox = (CheckBox)GridView1.Rows[i].FindControl("CheckBox1");
48            if (cbox.Checked == true)
49            {
50
51                string sqlstr = "delete from table1 where 身份证号码='" + GridView1.DataKeys[i].Value + "'";
52                sqlcom = new SqlCommand(sqlstr, sqlcon);
53                sqlcon.Open();
54                sqlcom.ExecuteNonQuery();
55                sqlcon.Close();
56            }
57        }
58        bind();
59    }
60
61    protected void Button1_Click(object sender, EventArgs e)
62    {
63        CheckBox2.Checked = false;
64        for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
65        {
66            CheckBox cbox = (CheckBox)GridView1.Rows[i].FindControl("CheckBox1");
67            cbox.Checked = false;
68        }
69    }
70
71    public void bind()
72    {
73        string sqlstr = "select top 5 * from table1";
74        sqlcon = new SqlConnection(strCon);
75        SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon);
76        DataSet myds = new DataSet();
77        sqlcon.Open();
78        myda.Fill(myds, "tb_Member");
79        GridView1.DataSource = myds;
80        GridView1.DataKeyNames = new string[] { "身份证号码" };
81        GridView1.DataBind();
82        sqlcon.Close();
83    }
84}

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"
 3    BorderWidth="1px">
 4    <FooterStyle BackColor="White" ForeColor="#000066" />
 5    <Columns>
 6        <asp:TemplateField>
 7            <ItemTemplate>
 8                <asp:CheckBox ID="CheckBox1" runat="server" />
 9            </ItemTemplate>
10        </asp:TemplateField>
11        <asp:BoundField DataField="身份证号码" HeaderText="用户ID" SortExpression="身份证号码" />
12                <asp:BoundField DataField="姓名" HeaderText="用户姓名" SortExpression="姓名" />
13        <asp:BoundField DataField="家庭住址" HeaderText="家庭住址" SortExpression="家庭住址" />
14    </Columns>
15    <RowStyle ForeColor="#000066" />
16    <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
17    <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" />
18    <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
19</asp:GridView>
20
21<asp:CheckBox ID="CheckBox2" runat="server" AutoPostBack="True" Font-Size="9pt" OnCheckedChanged="CheckBox2_CheckedChanged" Text="全选" />
22<asp:Button ID="Button1" runat="server" Font-Size="9pt" Text="取消" OnClick="Button1_Click" />
23<asp:Button ID="Button2" runat="server" Font-Size="9pt" Text="删除" OnClick="Button2_Click" />