erum mirza

ajax and dynamic control created at run time

Nov 8 2010 10:33 PM

have a look on code

 

 
<%@ Page Language="vb" AutoEventWireup="false" CodeBehind="WebForm1.aspx.vb" Inherits="gfln1.WebForm1" %>
<!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></title>
<link href="css/styles.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" runat=server>

</script>
</head>
<body>
<form id="form1" runat="server"> 
<asp:ScriptManager ID="ScriptManager1" runat="server" />
<asp:UpdatePanel ID="UpdatePanel1" runat="server"> 
<Triggers> 
<asp:AsyncPostBackTrigger ControlID="RadioButtonList1" EventName="SelectedIndexChanged" />
</Triggers>
<ContentTemplate> 
<asp:RadioButtonList ID="RadioButtonList1" runat="server" AutoPostBack="True" OnSelectedIndexChanged="RadioButtonList1_SelectedIndexChanged"> 
<asp:ListItem Text="Blue" Value="blue"></asp:ListItem>
<asp:ListItem Text="Red" Value="red"></asp:ListItem>
<asp:ListItem Text="White" Value="white"></asp:ListItem>
</asp:RadioButtonList>
<br />
<asp:TextBox ID="TextBox1" runat="server"></asp:TextBox>
</ContentTemplate>
</asp:UpdatePanel>
<div class="right_txt_space_accm">
<asp:UpdatePanel ID="UpdatePanel2" runat="server"> 
<Triggers>
<asp:AsyncPostBackTrigger ControlID="RadioButtonList2" EventName="SelectedIndexChanged" />
</Triggers>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="40%" align="left"><strong>Number of 
attendees:</strong></td>
<td width="60%" align="left"><strong>

<ContentTemplate>
<asp:RadioButtonList EnableViewState=true ID="RadioButtonList2" CellSpacing=13 RepeatDirection=Horizontal runat="server" RepeatColumns=4 AutoPostBack="true">
<asp:ListItem>1</asp:ListItem>
<asp:ListItem>2</asp:ListItem>
<asp:ListItem>3</asp:ListItem>
<asp:ListItem>4</asp:ListItem>
<asp:ListItem>5</asp:ListItem>
<asp:ListItem>6</asp:ListItem>
<asp:ListItem>7</asp:ListItem>

</asp:RadioButtonList> </strong></td>
</ContentTemplate>
</asp:UpdatePanel>

</tr>
</table>
</div>
<asp:PlaceHolder ID="PlaceHolder1" runat="server"></asp:PlaceHolder>

</form>
</body>
</html>

 

Public Partial Class WebForm1
Inherits System.Web.UI.Page
Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
End Sub
Protected Sub RadioButtonList1_SelectedIndexChanged(ByVal sender As Object, ByVal e As EventArgs)
If RadioButtonList1.SelectedValue = "blue" Then
TextBox1.BackColor = System.Drawing.Color.Blue
TextBox1.ForeColor = System.Drawing.Color.White
ElseIf RadioButtonList1.SelectedValue = "red" Then
TextBox1.BackColor = System.Drawing.Color.Red
TextBox1.ForeColor = System.Drawing.Color.Black
ElseIf RadioButtonList1.SelectedValue = "white" Then
TextBox1.BackColor = System.Drawing.Color.White
TextBox1.ForeColor = System.Drawing.Color.Black
End If
End Sub
Protected Sub RadioButtonList2_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles RadioButtonList2.SelectedIndexChanged
Response.Write(RadioButtonList2.SelectedValue)
Dim index As Integer
For index = 1 To Me.RadioButtonList2.SelectedValue
Dim newdiv As New HtmlGenericControl("div")
newdiv.EnableViewState = True
Dim ht As New HtmlTable()
ht.ID = "mytable" & index
ht.EnableViewState = True
ht.Width = "100%"
ht.CellSpacing = "0"
ht.CellPadding = "0"
ht.Border = 0

Dim htr, htr1, htr2 As New HtmlTableRow()
Dim cell, htc, htc1, htc2, htc3, htc4, htc5, htc6, htc7, htc8 As New HtmlTableCell()
Dim name_tb As New TextBox()
Dim sal_ddl As New DropDownList
'validator
Dim name_req As New RequiredFieldValidator
Dim tel_req As New RequiredFieldValidator
Dim email_req As New RequiredFieldValidator

name_tb.ID = "name_tb" & index
sal_ddl.ID = "sal_ddl" & index
name_req.ID = "name_req" & index
tel_req.ID = "tel_req" & index
email_req.ID = "email_req" & index
name_tb.EnableViewState = True
sal_ddl.EnableViewState = True
tel_req.EnableViewState = True
sal_ddl.Items.Add("MR")
sal_ddl.Items.Add("Ms")
sal_ddl.Items.Add("Mrs")


Dim Tel_tb1 As New TextBox
Tel_tb1.ID = "Tel_tb1" & index
Tel_tb1.EnableViewState = True
name_tb.TextMode = TextBoxMode.SingleLine
Dim email_tb1 As New TextBox
email_tb1.ID = "email_tb1" & index
email_tb1.TextMode = TextBoxMode.SingleLine
htc.InnerText = "Name : "
htc.Width = "20%"
htc.Align = "Left"


htc1.Controls.Add(sal_ddl)
htc1.Width = "10%"
htc2.Width = "70%"
htc2.Align = "left"


htc2.Controls.Add(name_tb)
htc2.Controls.Add(name_req)
htr.Controls.Add(htc)
htr.Controls.Add(htc1)
htr.Controls.Add(htc2)

ht.Controls.Add(htr)
name_req.ControlToValidate = "name_tb" & index
name_req.Display = ValidatorDisplay.Dynamic
name_req.ErrorMessage = ("Please Enter name of attendenes")

'make 2nd row 
htc3.InnerText = "Telephone : "
htc3.Width = "20%"
htc3.Align = "Left"

htc4.InnerHtml = "<strong></strong>"
htc4.Width = "10%"
htc5.Width = "70%"
htc5.Align = "left"
htc5.Controls.Add(Tel_tb1)
htc5.Controls.Add(tel_req)
htr1.Controls.Add(htc3)
htr1.Controls.Add(htc4)
htr1.Controls.Add(htc5)

ht.Controls.Add(htr1)
tel_req.ControlToValidate = "Tel_tb1" & index
tel_req.Display = ValidatorDisplay.Dynamic
tel_req.ErrorMessage = ("Please Enter Phone")

'make 3rd row 
htc6.InnerText = "Email : "
htc6.Width = "20%"
htc6.Align = "Left"

htc7.InnerHtml = "<strong></strong>"
htc7.Width = "10%"
htc8.Width = "70%"
htc8.Align = "left"
htc8.Controls.Add(email_tb1)
htc8.Controls.Add(email_req)
htr2.Controls.Add(htc6)
htr2.Controls.Add(htc7)
htr2.Controls.Add(htc8)
ht.Controls.Add(htr2)
email_req.ControlToValidate = "email_tb1" & index
email_req.Display = ValidatorDisplay.Dynamic
email_req.ErrorMessage = ("Please Enter Email")
'Add a blank row
cell.ColSpan = 3
cell.InnerHtml = "<br/>"
Dim row As New HtmlTableRow
row.Cells.Add(cell)
ht.Rows.Add(row)
newdiv.Controls.Add(ht)
newdiv.Attributes.Add("table", "ht")


newdiv.Attributes.Add("Style", "border-bottom :#ccc solid 0px")
newdiv.Attributes.Add("style", "height:23px")
newdiv.Attributes.Add("style", "padding-left:20px")


Me.PlaceHolder1.Controls.Add(newdiv)
PlaceHolder1.EnableViewState = True
Next


End Sub
End Class

i m geeting an error

Parser Error

Description: An error occurred during the parsing of a resource required to service this request. Please review the following specific parse error details and modify your source file appropriately.

Parser Error Message: Type 'System.Web.UI.UpdatePanel' does not have a public property named 'table'.

Source Error:

Line 37: </Triggers>
Line 38: 
Line 39: 											<table width="100%" border="0" cellspacing="0" cellpadding="0">
Line 40: 											  <tr>
Line 41: 												<td width="40%" align="left"><strong>Number of

Source File: /WebForm1.aspx Line: 39

Version Information: Microsoft .NET Framework Version:2.0.50727.4927; ASP.NET Version:2.0.50727.4927

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