GridView控件中模板列CheckBox全选、反选、取消_gridview checkbox选择时点击排除点击选择框-优快云博客

本文介绍了一个使用 ASP.NET 中 GridView 控件的示例，展示了如何实现数据分页、全选及反选功能，并提供了完整的代码实现。

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<table align="center" bgcolor="#c0de98" border="0" cellpadding="0" cellspacing="1" width="99%">
2         <tr>
3             <th colspan="2">
4                 GridView演示</th>
5         </tr>
6        <tr>
7            <td colspan="2" style="width: 100%;" >
8               <asp:GridView ID="GridView" runat="server" Width="100%" AutoGenerateColumns="False" AllowPaging="True" OnPageIndexChanging="GridView_PageIndexChanging" PageSize="12" >
9                 <Columns>
10                     <asp:TemplateField HeaderText="选择">
11                         <ItemTemplate>
12                             <asp:CheckBox ID="CheckBox" runat="server" />
13                         </ItemTemplate>
14                     </asp:TemplateField>
15                       <asp:BoundField DataField="UserID" HeaderText="UserID" ReadOnly="True" />
16                       <asp:BoundField DataField="C_Name" HeaderText="中文名字" ReadOnly="True" />
17                       <asp:BoundField DataField="E_Name" HeaderText="英文名字" ReadOnly="True" />
18                       <asp:BoundField DataField="UpdataDate" HeaderText="更新时间" />
19                   </Columns>
20                   <RowStyle HorizontalAlign="Center" />
21                   <PagerStyle HorizontalAlign="Right" />
22               </asp:GridView>
23            </td>
24        </tr>
25
26        <tr>
27            <td >
28                <asp:CheckBox ID="CheckBoxAll" runat="server" Text="全选" Width="80px" AutoPostBack="True" OnCheckedChanged="CheckBoxAll_CheckedChanged" />
29                <asp:CheckBox ID="CheckBox1" runat="server" Text="反选" Width="80px" AutoPostBack="True" OnCheckedChanged="CheckBox1_CheckedChanged" />
30                <asp:Button ID="Button1" runat="server" Text="取　消" CssClass="Button" OnClick="Button1_Click"/>
31                <asp:Button ID="Button2" runat="server" Text="更新时间" CssClass="Button" OnClick="Button2_Click"/></td>
32        </tr>
33 </table>

15     protected void Page_Load(object sender, EventArgs e)
16     {
17         if (Page.IsPostBack == false)
18         {
19             BindData();
20         }
21     }
22
23     public void BindData()
24     {
25         string strSql = "select UserID,C_Name,E_Name,UpdataDate,isDY from Demo_User ";
26         DataTable dt = SqlHelper.ExecuteDataset(SqlHelper.CONN_STRING, CommandType.Text, strSql, null).Tables[0];
27
28         GridView.DataSource = dt;
29         GridView.DataKeyNames = new string[] { "UserID" };//主键
30         GridView.DataBind();
31     }
32
33     protected void GridView_PageIndexChanging(object sender, GridViewPageEventArgs e)
34     {
35         GridView.PageIndex = e.NewPageIndex;
36         BindData();
37     }
38
39     protected void Button1_Click(object sender, EventArgs e)
40     {
41         CheckBoxAll.Checked = false;
42         CheckBox1.Checked = false;
43         for (int i = 0; i <= GridView.Rows.Count - 1; i++)
44         {
45             CheckBox CheckBox = (CheckBox)GridView.Rows[i].FindControl("CheckBox");
46             CheckBox.Checked = false;
47         }
48
49     }
50
51     protected void Button2_Click(object sender, EventArgs e)
52     {
53         for (int i = 0; i <= GridView.Rows.Count - 1; i++)
54         {
55             CheckBox CheckBox = (CheckBox)GridView.Rows[i].FindControl("CheckBox");
56             if (CheckBox.Checked == true)
57             {
58                 string strSql = "Update Demo_User set UpdataDate=@UpdataDate where UserID=@UserID ";
59                 SqlParameter[] para = {
60                                 new SqlParameter("@UpdataDate", DateTime.Now),
61                                 new SqlParameter("@UserID", GridView.DataKeys[i].Value),
62                                };
63                 SqlHelper.ExecuteNonQuery(SqlHelper.CONN_STRING, CommandType.Text, strSql, para);
64             }
65         }
66         CheckBoxAll.Checked = false;
67         CheckBox1.Checked = false;
68         BindData();
69
70     }
71
72     protected void CheckBoxAll_CheckedChanged(object sender, EventArgs e)   //全选
73     {
74         for (int i = 0; i <= GridView.Rows.Count - 1; i++)
75         {
76             CheckBox CheckBox = (CheckBox)GridView.Rows[i].FindControl("CheckBox");
77             if (CheckBoxAll.Checked == true)
78             {
79                 CheckBox.Checked = true;
80             }
81             else
82             {
83                 CheckBox.Checked = false;
84             }
85         }
86         CheckBox1.Checked = false;
87
88     }
89
90     protected void CheckBox1_CheckedChanged(object sender, EventArgs e)   //反选
91     {
92         for (int i = 0; i <= GridView.Rows.Count - 1; i++)
93         {
94             CheckBox CheckBox = (CheckBox)GridView.Rows[i].FindControl("CheckBox");
95             if (CheckBox.Checked == false)
96             {
97                 CheckBox.Checked = true;
98             }
99             else
100             {
101                 CheckBox.Checked = false;
102             }
103         }
104         CheckBoxAll.Checked = false;
105     }
106 }