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

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 "  OnClick = " btnDelete_Click "    />

  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     }