How to get value from dynamic control on Post-back
Hi All, This is my first post. The problem is about dynamic control. 1. In Page Load, I auto generated a datagrid.  Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load         Dim lmws As New LIMSWSV10.LIMSService         Dim ds As New DataSet         If Not IsPostBack Then             ds = lmws.GetResultValueForShippingJob(Request.QueryString("ShippingJobID")) ...

Getting control value inside the grid at the post back
Hi,       I used the DropdownList control inside the gridview and i want to retrive the value of dropdown in gridview at the page postback. Is it possible to get the value using "Request.Form"? or is any other method to reteive the value?. Looking for help   Thanks  Dropdownlist ddl = (Dropdownlist)gridview1.rows[gridviewrowno].FindControl("dropdownlistid");string selvalue  = ddl.SelectedValue; in above you have to change  gridviewrowno to the rowno you wants to retrieve.dropdownlistid to the id of the dropdownlist in...

How to get table control values on post back event?
Hi, I am using table control in asp.net, there are 3 columns in the table, values of first two columns are added manually at design time and third column has text box where user needs to add values. On button click event i need to save table (cell) values of column2,column3, but some how on post back event values are disappearing in the table. There is no limit on rows, it can be one or 20 depends on user selection. Is there any way to save table values on post back event or can i disable post back event for button so that table values will not be disappeared? Thanks ...

Trouble getting selected value from DropDownList when posted back
I have a DropDownList inside a Repeater with AutoPostBack=True. I need to get the selectedvalue of the DropDownList so that I can populate another DropDownList based on its value. I was trying to do this in the Page_Load method but the value is coming back as null. Here's what I was trying. What am I doing wrong? Thanks <asp:DropDownList ID="OfficeDDL" runat="server" AutoPostBack="true" /><br />  if (Page.IsPostBack) { DropDownList OfficeDDL = (DropDownList)EmployeeOfficeAddressRepeater.FindControl...

Value of Control created dynamically is not getting populated on post back
Hi I am creating a table at run time. If I put some value to textbox, its not getting populated after post back. If I do it on Page onInit event everything works fine.. but I cant do this as I have to make rows on button click. The code is like this Sub MakeTable() Dim ht As New Hashtable ht("1") = "1" ht("2") = "2" For i As Integer = 0 To 2 Dim tr As New TableRow For j As Integer = 0 To 1 Dim td As New TableCell Select Case (j) ...

Composite Control
I've just got put back onto my old project and I spent a few hours getting back to grips with it.  The main part of it is a Composite Control I've built.This composite control builds itself from an XML file. It might contain 10 drop downs, 5 textboxes, or even 100 radio button lists.I have a strange issue when the parent page is refreshed via. a PostBack.  ----I set a drop down's value to the 9th item in the list. I click a button on the page to refresh it via a PostBack. When I go through the :         public override void RenderControl(System.We...

getting focus back to the same control after post back
Hi friends!  How the control can be set focused on the same conrol after post back from where it was generated?thanks At the event of the control which causes Postback , add {        ControlID.Focus() } in this wayprotected void Page_Load(object sender, EventArgs e) {if (IsPostBack) {Control control = null; string ctrlname = Page.Request.Params["__EVENTTARGET"];if (ctrlname != null && ctrlname != String.Empty) { control = Page.FindControl(ctrlname); control.Focus(); } }   }   Note this will work for all...

Web user control [retain values on post back with/out using static approach]
Hi, I'm developing application in 1.1. I've created one web user control which contains static properties & some private methods. This control is placed on y.aspx page. I'm opening y.aspx page from x.aspx page and passing querystring  to y to set static properties. Am I following right way? May be you guessed problem.  As I'm using static properties/variables, if another user try to access same page; values get overwritten. If I create instance it won't retain values on post back. How can I change my approach so that it will retain values as well...

How to maintain form controls value after user control post back?
 hello experts, I have created filter grid in asp.net & C#.My form design has contains 3 dropdown controls and Filter grid(User control).Its working fine(filter), but one problem arise.the form controls are clear when i filter a grid(post back).I tried to reterive values using view state, hidden controls, i got only null values.Anyone please help, its urgent to me. Its my user control code.FilterGrid.aspx<%@ Control Language="C#" AutoEventWireup="true" CodeFile="FilterGrid.ascx.cs" Inherits="FilterGrid" %><style type = "text/css&...

Drop down list control values OK but not showing selected value on UI
 Hi, I am having trouble with the following: ddlIndustry.Items.FindByText(oReader["industry"].ToString()).Selected = true;  I am trying to get the ddlIndustry drop down list to bind to a specific product industry got from a database like say "Agriculture". Even when i assign a hardwired and existent value like "Agriculture" as from the database,  the Selected value or text does change from initial option from the list with (this I verified in Debug mode) but when the page is generated, the Drop down list maintains value 0 and text "--select one --". Is there something i am...

getting selected data in grid view according to the selected value in drop down
hi! how can i change the grid view data according to the selected value in the drop down list? Make the DataSource the GridView is bound too have a select statement that uses the value of the dropdownlist as a parameter. hth, mcm  Bind your grid in your drop down selectedindexchange and reference the value being selected in your query likeprotected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e){        string val = DropDownList1.SelectedItem.Text;        //Code for populating your grid here like ...

Drop Down List Populated Depending Upon the value Selected in another Drop Down List
  I have five drop down lists.Each One populated based on the value selected in the previious one. I have used SqlDataSource for binding data to each drop down.And I need some initial value so I put "AppendDataBoundItems" as true.Functionality is ok. The problem is, I have selected one from first dropdown.then second drop down is populated.but now i want to select a different value from first dropdown.If i do so,To my second drop down list the values r being appended.not refreshed.I think this is because AppendDataBoundItems=true Plz suggest me something. Thanks in Advan...

Drop Drop filled with AJAX Web Service Getting empty on Post Back.
Hi I am filling a Drop Down Control using AJAX WebService but i am facing a issue.  Issue: Drop Down is getting filed propery with the AJAX WebService and JavaScript Code. But now when the page is getting loaded after a postback, the contents of the drop down are getting lost. For Eg: I have a Drop Down and a button. The Drop Down is filled with AJAX WebService Code and on Button Click the page is doing postback and again  page is displayed. Now when the page loads back, the drop down which was filled with Ajax is empty.  I tried few things but was not able to identify wh...

Populate a second drop down list upon selection value of the first drop down list in a gridview
How to Populate a second drop down list upon selection value of the first drop down list in a gridview? DropDownList1 ******************* <asp:TemplateField HeaderText="SystemName" SortExpression="SystemName">                <EditItemTemplate>                    <asp:DropDownList ID="sysidddl" runat="server" DataSourceID="sysods1"    &nbs...