postback

ASP:Checkbox how to autopostback only on checked?

I've got a checkbox that's set up as below: <asp:CheckBox ID="myCheckbox" runat="Server" OnClick="showLoadingScreen(this.checked);" AutoPostBack="true" Text="Check me for more data!" /> The function showLoadingScreen is as below: function showLoadingScreen(isChecked) { if (isChecked) { document.getElementById('f...

Ways to store an object across multiple postbacks.

For the sake of argument assume that I have a webform that allows a user to edit order details. User can perform the following functions: Change shipping/payment details (all simple text/dropdowns) Add/Remove/Edit products in the order - this is done with a grid Add/Remove attachments Products and attachments are stored in separate ...

Telerik RadWindow Javascript return values to ASP.NET

Hi, I have a parent page that launches a telerik radwindow and passes it an argument. Once the radwindow is done processeing the value, I need it to return it to the parent page, and I would like the parent page to have access to this value in my code behind page. I have tried to pass the value to a hidden field on my page and then tr...

Control Add PostBack Problem

Hi; I Add Control Dynamiclly but; easc Postback event my controls are gone. I Can not see again my controls. So How can I add control ? ...

Reload Post data in onClick in asp.net

Code is simplified to make it clearer. The description I'm writing a custom control that uses Controls.Add() to add all of the sub control it wants. Say for example my control is called "lots_of_text_boxes" and I add a minimum number of text boxes and provide a button (Controls.Add(button)) that says "add new text box". The control...

How do I force a full postback from codebehind?

I'd like to programmatically force a full page postback to occur after an event is fired by one of the child controls. I can't add any triggers to make this work so it will have to be done via code. Thanks. ...

ASP.NET Page Double Event Firing

Details: Page has asynch true Double event does not fire every time. Page has a long running process. The double event can be simulated with a thread.sleep() Steps have been taken to prevent double post back. The second event often will fire 10 or 20 minutes after the first event. May not happen on development server Site is running ...

jQuery: form.submit(fn) does not work with Asp.net?

I am trying to attach an event handler to form.submit on asp.net rendered pages with no success. I want to intercept every postback, and doc. says that I should be able. Am I doing something wrong? $(document).ready(function() { $("form").submit(function() { alert('Form submit'); debugger; }); }); ...

building dynamic controls on postback (asp.net)

I'm sure this has been answered but I cannot find it...perhaps because the terms are used for so many differing questions...anyway. how is the best way to store information about building dynamic controls on postback etc in the init event... e.g. take the classic "questionnaire" scenario...question.aspx?id=1 get the id from the que...

ASP.NET Dynamic User Controls

I'm sure this question has been asked a million times, however I haven't been able to find an answer that solves my problem. I am programmatically adding some custom user controls to a PlaceHolder which I have on a simple aspx page. All of the user controls Postback's work correctly except for one which has a Gridview on it. For some r...

prevent _doPostBack getting rendered in button markup

Hi Is it possible to prevent the _doPostBack() call getting rendered on a button? I would like add some custom logic prior to calling the postback. I have added an onClick event to the button e.g. <button id="manualSubmit" runat="server" class="manual-submit" onclick="$('#jeweller-form').hide();" /> However, this just gets render...

ASP.net viewstate changes validation and jQquery AJAX

Ok, so the problem is as follows: I'm using jQuery's AJAX in order to make behind the scene calls within the page (on events such as voting an item) and changing the content in the appropriate element. The problem occurs when I mix AJAX with ASP.net's AJAX, more precisely when I try to do a postback AFTER I've used jQuery on the page to ...

asp.net Link button image not visible after postback.

I have a link button with image and label inside it. After postback, the image and label is not visible. < asp:LinkButton ID="AddNewRunLinkButton" runat="server" CssClass="Navigationlocalnav" OnClick="AddNewRunLinkButton_Click" >   < img id="Img1" src="../../Images/add_newIcon.gif" runat="server" alt="Add New Run" /> < asp:Label ID=...

Using custom WebControl as DefaultButton for Panel

I have created a custom web control to act as a button with an image. I would like to be able to set this as the target of the DefaultButton parameter of an ASP.NET Panel control. I have implemented the IButton interface, and no error is generated when loading the page using the control. However, when I press enter in a textbox within...

viewstate in reporting services

I work as a consultant at a company that have around 30 reports in a reporting services 2005 server. All of the reports use around 10 parameters to change the data loaded into the report. The parameters is depending on eachother also. The problem is that the reports causes long loadtimes for booth changing parameter and processing/loadi...

Why does dropdownlist selected option does not cause postback second Time?

I have two dropdownlists ,selecting the first dropdown causes postback and second dropdown gets binded... Why does the selected value of the first dropdown,once again selected does not cause postback? EDIT: <asp:DropDownList ID="DLMatName" runat="server" OnSelectedIndexChanged="DlMeasurement_SelectedIndexChanged" AutoPostBack="true...

How to preserve static variable values in JavaScript functions on postback?

Hi, I have this sample below: <asp:Content ID="Content1" ContentPlaceHolderID="head" runat="Server"> <script type="text/javascript"> function test(){ if (test.initialized=='undefined'){ test.initialized = 'true'; } alert(test.initialized); }; </script> </asp:Content> <asp:Content ID="Content2" ContentPlaceHolderID=...

Why my yui datatable within an updatepanel disappears after postback?

I got my YUI datatable rendered with my json datasource inside an updatepanel... If i click a button within that updatepanel causes postback and my yui datatable disappears Why yui datatable within an updatepanel disappears after postback? EDIT: I am rendering YUI Datatable once again after each post back which is not a form submit....

Disable an asp.net dynamic button click event during postback and enable it afterwards.

Hello all, I am creating a button dynamically in my code and attaching a click event to it. However I have to prevent people to click it while there is a process going on. So when it is clicked once, it should be disabled and when the process ends it should be enabled. How can I do that? Thanks. ...

ASP.NET: Postback processed without events being fired

I have a GridView with dynamically created image buttons that should fire command events when clicked. The event handling basically works, except for the very first time a button is clicked. Then, the postback is processed, but the event is not fired. I have tried to debug this, and it seems to me, that the code executed before and afte...