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ASP.NET2.0下含有CheckBox的GridView删除选定记录实例

 2006-07-20 17:10:22 来源:WEB开发网   
核心提示:1 <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" PageSize="5" 2 Width="726px" Al

1  <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" PageSize="5"
 2             Width="726px" AllowPaging="True" AllowSorting="True"
 3              DataKeyNames="DB1_1,DB1_2"  OnRowDeleting="GridView1_RowDeleting"  OnPageIndexChanging="GridView1_PageIndexChanging" OnRowDataBound="GridView1_RowDataBound" OnSorting="GridView1_Sorting" Height="279px" >
 4             <Columns>
 5               <asp:TemplateField HeaderText="序号" >
 6                 <ItemTemplate>
 7                 <%# this.GridView1.PageIndex * this.GridView1.PageSize + this.GridView1.Rows.Count + 1%>
 8                 </ItemTemplate>
 9               </asp:TemplateField>
10               <asp:TemplateField  HeaderText="选择" >
11                 <ItemTemplate>
12                   <asp:CheckBox ID="chkSelect" runat="server" ></asp:CheckBox>
13                 </ItemTemplate>
14               </asp:TemplateField>
15              <asp:TemplateField HeaderText="操作" ShowHeader="False">
16                <ItemTemplate>
17               <asp:LinkButton ID="lbtnDelete" runat="server" CausesValidation="False" CommandName="Delete"
18                 Text="删除" OnClientClick="return confirm('确认要删除吗?');"></asp:LinkButton>
19             </ItemTemplate>
20             </asp:TemplateField>
21             </Columns>
22             <AlternatingRowStyle BackColor="Aquamarine" />
23           </asp:GridView>

1  <asp:CheckBox ID="chkSelectAll" runat="server" Text="全部选中" OnCheckedChanged="chkSelectAll_CheckedChanged" AutoPostBack="True" ></asp:CheckBox>
2           <asp:Button ID="btnDelete" runat="server" Text="删除"   />

 1  PRotected void btnDelete_Click(object sender, EventArgs e)
 2   {
 3     string strDelete = "";
 4     for (int i = 0; i < this.GridView1.Rows.Count; i++)
 5     {
 6       string Label;
 7       bool isChecked = ((CheckBox)GridView1.Rows[i].FindControl("chkSelect")).Checked;
 8       Label = ((Label)GridView1.Rows[i].FindControl("labXH")).Text;
 9       if (isChecked)
10       {
11         strDelete = "DB1_1" + "=" + Label;
12       }
13     }
14     conn.RunSql("Delete from DB1 where " + strDelete
15     this.chkSelectAll.Checked = false;
16     GridViewBind();
17   }
18 
19  protected void chkSelectAll_CheckedChanged(object sender, EventArgs e)
20   {
21     //遍历GridView行获取CheckBox属性
22   for (int i = 0; i < this.GridView1.Rows.Count; i++)
23     {
24       ((CheckBox)GridView1.Rows[i].FindControl("chkSelect")).Checked = this.chkSelectAll.Checked;
25     }
26   }

Tags:ASP NET 含有

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