手动绑定数据到GridView并实现编辑，删除，取消···

手动绑定数据到GridView并实现编辑，删除，取消···

前台代码：



<%
@ Page Language
=
"
C#
"
AutoEventWireup
=
"
true
"
CodeFile
=
"
Default5.aspx.cs
"
Inherits
=
"
Default5
"

%>





<!
DOCTYPE html PUBLIC
"
-//W3C//DTD XHTML 1.0 Transitional//EN
"

" http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd "
>





<
html xmlns
=
" http://www.w3.org/1999/xhtml "
>



<
head runat
=
"
server
"
>



<
title
>
无标题页
</
title
>



</
head
>



<
body
>



<
form id
=
"
form1
"
runat
=
"
server
"
>



<
div align
=
"
center
"
>





<
asp:GridView ID
=
"
GridView1
"
runat
=
"
server
"
AutoGenerateColumns
=
"
False
"



CellPadding
=
"
4
"
ForeColor
=
"
#333333
"
GridLines
=
"
None
"
Height
=
"
285px
"



onrowcancelingedit
=
"
GridView1_RowCancelingEdit
"



onrowdeleting
=
"
GridView1_RowDeleting
"
onrowediting
=
"
GridView1_RowEditing
"



onrowupdating
=
"
GridView1_RowUpdating
"
Width
=
"
771px
"
>



<
FooterStyle BackColor
=
"
#5D7B9D
"
Font
-
Bold
=
"
True
"
ForeColor
=
"
White
"

/>



<
RowStyle BackColor
=
"
#F7F6F3
"
ForeColor
=
"
#333333
"

/>



<
Columns
>



<
asp:BoundField DataField
=
"
id
"
HeaderText
=
"
学号
"

/>



<
asp:BoundField DataField
=
"
name
"
HeaderText
=
"
姓名
"

/>



<
asp:BoundField DataField
=
"
sex
"
HeaderText
=
"
性别
"

/>



<
asp:BoundField DataField
=
"
age
"
HeaderText
=
"
年龄
"

/>



<
asp:BoundField DataField
=
"
department
"
HeaderText
=
"
专业
"

/>



<
asp:BoundField DataField
=
"
grade
"
HeaderText
=
"
班级
"

/>



<
asp:CommandField HeaderText
=
"
编辑
"
ShowEditButton
=
"
True
"

/>



<
asp:CommandField HeaderText
=
"
选择
"
ShowSelectButton
=
"
True
"

/>



<
asp:TemplateField HeaderText
=
"
删除
"
ShowHeader
=
"
False
"
>



<
ItemTemplate
>



<
asp:LinkButton ID
=
"
LinkButton1
"
runat
=
"
server
"
CausesValidation
=
"
False
"



CommandName
=
"
Delete
"
Text
=
"
删除
"
OnClientClick
=
"
return confirm('你确定要删除吗？')
"
></
asp:LinkButton
>



</
ItemTemplate
>



</
asp:TemplateField
>



</
Columns
>



<
PagerStyle BackColor
=
"
#284775
"
ForeColor
=
"
White
"
HorizontalAlign
=
"
Center
"

/>



<
SelectedRowStyle BackColor
=
"
#E2DED6
"
Font
-
Bold
=
"
True
"
ForeColor
=
"
#333333
"

/>



<
HeaderStyle BackColor
=
"
#5D7B9D
"
Font
-
Bold
=
"
True
"
ForeColor
=
"
White
"

/>



<
EditRowStyle BackColor
=
"
#999999
"

/>



<
AlternatingRowStyle BackColor
=
"
White
"
ForeColor
=
"
#284775
"

/>



</
asp:GridView
>





</
div
>



</
form
>



</
body
>



</
html
>



后台代码：



using
System;



using
System.Collections;



using
System.Configuration;



using
System.Data;



using
System.Web;



using
System.Web.Security;



using
System.Web.UI;



using
System.Web.UI.HtmlControls;



using
System.Web.UI.WebControls;



using
System.Web.UI.WebControls.WebParts;



using
System.Data.SqlClient;





public

partial

class
Default5 : System.Web.UI.Page







{



protected

void
Page_Load(
object
sender, EventArgs e)







{



if
(
!
IsPostBack)







{



Bind();



}



}





private

void
Bind()







{



SqlConnection conn
=

new
SqlConnection(ConfigurationManager.ConnectionStrings[
"
Personal
"
].ConnectionString);



SqlDataAdapter adq
=

new
SqlDataAdapter(
"
select * from information
"
, conn);



DataSet dataset
=
new
DataSet();



adq.Fill(dataset,
"
information
"
);



GridView1.DataSource
=
dataset;





GridView1.DataKeyNames
=
new
String[]



{
"
id
"
}

;



GridView1.DataBind();



}



protected

void
GridView1_RowEditing(
object
sender, GridViewEditEventArgs e)







{



GridView1.EditIndex
=
e.NewEditIndex;



Bind();



}



protected

void
GridView1_RowDeleting(
object
sender, GridViewDeleteEventArgs e)







{



SqlConnection conn
=

new
SqlConnection(ConfigurationManager.ConnectionStrings[
"
Personal
"
].ConnectionString);



SqlCommand comm
=

new
SqlCommand(
"
delete from information where id='
"

+
GridView1.DataKeys[e.RowIndex].Value.ToString()
+

"
'
"
,conn);



conn.Open();



try







{



int
i
=
Convert.ToInt32(comm.ExecuteNonQuery());



if
(i
>

0
)







{



Response.Write(
"
<script language=javascript>alert('删除成功！')</script>
"
);



}



else







{



Response.Write(
"
<script language=javascript>alert('删除失败！')</script>
"
);



}



Bind();



}



catch
(Exception erro)







{



Response.Write(
"
错误信息:
"
+
erro.Message);



}



finally







{



conn.Close();



}



}



protected

void
GridView1_RowUpdating(
object
sender, GridViewUpdateEventArgs e)







{



string
id
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
0
].Controls[
0
]).Text.ToString().Trim();



string
name
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
1
].Controls[
0
]).Text.ToString().Trim();



string
sex
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
2
].Controls[
0
]).Text.ToString().Trim();



string
age
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
3
].Controls[
0
]).Text.ToString().Trim();



string
department
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
4
].Controls[
0
]).Text.ToString().Trim();



string
grade
=
((TextBox)GridView1.Rows[e.RowIndex].Cells[
5
].Controls[
0
]).Text.ToString().Trim();



SqlConnection conn
=

new
SqlConnection(ConfigurationManager.ConnectionStrings[
"
Personal
"
].ConnectionString);



SqlCommand comm
=

new
SqlCommand(
"
update information set id='
"
+
id
+
"
', name='
"
+
name
+
"
' , sex='
"
+
sex
+
"
' , age='
"
+
age
+
"
' , department='
"
+
department
+
"
' , grade='
"
+
grade
+
"
' where id='
"
+
GridView1.DataKeys[e.RowIndex].Value.ToString()
+
"
'
"
, conn);



conn.Open();



try







{



int
i
=
Convert.ToInt32(comm.ExecuteNonQuery());



if
(i
>

0
)







{



Response.Write(
"
<script language=javascript>alert('保存成功！')</script>
"
);



}



else







{



Response.Write(
"
<script language=javascript>alert('保存失败！')</script>
"
);



}



GridView1.EditIndex
=

-
1
;



Bind();



}



catch
(Exception erro)







{



Response.Write(
"
错误信息:
"

+
erro.Message);



}



finally







{



conn.Close();



}



}



protected

void
GridView1_RowCancelingEdit(
object
sender, GridViewCancelEditEventArgs e)







{



GridView1.EditIndex
=

-
1
;



Bind();



}



}