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Display prompt for update and deletion of gridview

Source: Internet
Author: User
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In the past, when ASP. NET 1.x was used, it often encountered prompts for handling list controls.ASP. net2.0Yes, useGridviewAfter similar things are completed, the display prompt information is updated and deleted, and sqldatasource is used after confirmation.
Completed database operations

<% @ Page Language = "C #" %>

<SCRIPT runat = "server">

Void gridview1_rowcommand (Object sender, gridviewcommandeventargs
E)
{
Switch (E. commandname. tolower ())

{
Case "edit ":
Gridview1.columns [0]. Visible =
False;
Gridview1.columns [1]. Visible =
True;
Break;
Case "Update ":

Case "delete ":
Case "cancel ":

Gridview1.columns [0]. Visible = true;

Gridview1.columns [1]. Visible = false;
Break;

Default:
// Do nothing.
Break;

}
}

Void gridview1_rowupdating (Object sender, gridviewupdateeventargs
E)
{
Int Index = gridview1.editindex;
Gridviewrow
Row = gridview1.rows [Index];

Textbox firstnametextbox =
(Textbox) Row. cells [1]. findcontrol ("firstnametextbox ");

String firstname = "";
If (firstnametextbox! =
Null)
{
Firstname = firstnametextbox. text;

}

Textbox lastnametextbox =
(Textbox) Row. cells [2]. findcontrol ("lastnametextbox ");

String lastname = "";
If (lastnametextbox! =
Null)
{
Lastname = lastnametextbox. text;

}

Parameter lastnameparameter = new parameter ("au_lname ",
Typecode. String, lastname );
Parameter firstnameparameter = new
Parameter ("au_fname", typecode. String, firstname );

Sqldatasource1.updateparameters. Clear ();

Sqldatasource1.updateparameters. Add (lastnameparameter );

Sqldatasource1.updateparameters. Add (firstnameparameter );
}

Void gridview1_rowdeleting (Object sender, gridviewdeleteeventargs
E)
{
Sqldatasource1.Deleteparameters. Clear ();
}


</SCRIPT>

<HTML xmlns = "http://www.w3.org/1999/xhtml"
>
<Head runat = "server">
<Title> display prompt information for update and deletion of gridview-
Wang Zhi-2006 </title>
</Head>
<Body>
<Form
Id = "form1" runat = "server">
<Div>
<Asp: gridview
Id = "gridview1" runat = "server"
Performanceid = "sqlperformance1"
Autogeneratecolumns = "false" datakeynames = "au_id"
Onrowcommand = "gridview1_rowcommand" onrowupdating = "gridview1_rowupdating"
Onrowdeleting = "gridview1_rowdeleting">

<Columns>

<Asp: templatefield>

<Itemtemplate>
<Asp: linkbutton id = "edit"
Runat = "server"
Commandname = "edit"> edit </ASP: linkbutton>

</Itemtemplate>

</ASP: templatefield>
<Asp: templatefield
Visible = "false">

<Itemtemplate>
<Asp: linkbutton id = "Update"
Runat = "server" commandname = "Update" onclientclick = "Return
Confirm ('Are you sure you want to update? '); "> Update </ASP: linkbutton> & nbsp;

<Asp: linkbutton id = "delete" runat = "server" commandname = "delete"
Onclientclick = "Return
Confirm ('Confirm to delete'); "> Delete </ASP: linkbutton> & nbsp;

<Asp: linkbutton id = "cancel" runat = "server"
Commandname = "cancel"> cancel </ASP: linkbutton>

</Itemtemplate>

</ASP: templatefield>
<Asp: templatefield
Headertext = "last name">

<Itemtemplate>
<% # Eval ("au_lname ")
%>
</Itemtemplate>

<Edititemtemplate>
<Asp: textbox
Id = "lastnametextbox" text = '<% # eval ("au_lname ")
%>'
Width = "175"
Runat = "server"/>

<Br/>
<Asp: requiredfieldvalidator
Id = "lastnamerequiredvalidator" controltovalidate = "lastnametextbox"

Errormessage = "Please enter a last name ."
Validationgroup = "namegroup" runat = "server"/>

</Edititemtemplate>

</ASP: templatefield>


<Asp: templatefield headertext = "first name">

<Itemtemplate>
<% # Eval ("au_fname ")
%>
</Itemtemplate>

<Edititemtemplate>
<Asp: textbox
Id = "firstnametextbox" text = '<% # eval ("au_fname ")
%>'
Width = "175"
Runat = "server"/>

<Br/>
<Asp: requiredfieldvalidator
Id = "firstnamerequiredvalidator"
Controltovalidate = "firstnametextbox"

Errormessage = "Please enter a first name." validationgroup = "namegroup"
Runat = "server"/>

</Edititemtemplate>

</ASP: templatefield>
</Columns>

</ASP: gridview>
<Asp: sqldatasource id = "sqlperformance1"
Runat = "server" connectionstring = "<% $ connectionstrings: pubs2000
%>"
Providername = "<% $
Connectionstrings: pubs2000.providername %> "selectcommand =" select au_id,
Au_lname, au_fname from authors"
Updatecommand = "Update authors
Set au_lname = @ au_lname, au_fname = @ au_fname where (au_id = @ au_id )"

Deletecommand = "delete from authors where (au_id =
@ Au_id) ">
</ASP: sqldatasource>
</Div>

</Form>
</Body>
</Html>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
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