updatepanel

How do you use an UpdatePanel properly? (asp.net)

I seem to have no end of problems with them. I have an update panel with some check boxes in. I check them, and hit my Save button, but it causes the update panel to postback (refresh) and sets them all back to blank. The re-drawing method runs before the button code. What is the correct way to have an updatepanel with checkboxes in th...

Bizarre updatepanel problem.

I have an updatepanel, with a bunch of things in that are generated dynamically. Among them are textboxes, and checkboxes. Each is created in code with Textbox t = new Textbox() and Checkbox c = new Checkbox and are added withotu altering any other properties. Later on when I hit "Save", I get the values. The Textbox value is whatever ...

Button in UpdatePanel requires two clicks to fire

Hi, I am using VB.NET and Webforms with MS AJAX. I have a button in an MS AJAX Update Panel. When the page is loaded the button's visibility is set to 'false' declaratively. After the user has checked a check box (also in the UpdatePanel), I set the button's visiblity to true and it becomes visible as expected. However, the user has ...

Register jquery plugin in updatepanel

I have updatepanel with timer control that executes once (gets some images after initial page load) How to register jquery plugin (interfade) on updatepanel postback (or better jquery js along with plugin)? I prefer loading plugin after timed postback to reduce initial page size. ...

ASP.Net - Is it possible for an UpdatePanel to use a control within a UserControl as a Trigger?

I've created a Footer UserControl that I dynamically add controls into based on a number of factors. I want some of those controls to be triggers for an UpdatePanel on the same page. I have the following in code behind: private void SetupFooter() { WebToolBar footerToolBar = this.ShowFooterToolBar("~/ToolBars/PM_Footer.ascx"); ...

Refresh UpdatePanel after a "File Download" dialog Box

I have a User control inside an Update Panel. I trigger a Export to excel from inside this user control on button click. Everything works fine. I get the File Download box. When the "File Download" box is closed, I want the updatepanel to post back or refresh. This is because of the following, I trigger a "Please wait" div in the User...

Asp.net updatePanel refresh

HI I have an grid inside an updatePanel. When i select a row in the grid a postback happens. However i donot want to refresh the contents of the updatapanel. Is there anyway to stop the refresh of the contents after the postback completes thanks ...

asp.net 3.5 + update panel doesn't work in mozilla

Hi, I show/hide few images basing on the button clicks in update panel. I use an update progress also for this. Everything works fine in IE7. But in Firefox Version 3.0.14 when I click on the button in the update panel the event itself is not getting fired. What may be the problem? ...

Masterpage + updatepanel on child page

So I have a masterpage with a login that is in an update panel. I have a child page that has a literal control that should update when the login updates. What it doesn't do is reload the method I use to generate the content for that literal when it posts back. I tried to call the method on the child page from the master page once you ...

Updatepanel height remaining largest size after update

After almost 4 years of use, one of my testers noticed something strange with my update panels. Let's say I have a display mode and it takes 100 pixels in height. The user then switches to edit mode and the updatepanel updates. The window is now 500 pixels in height. The user clicks save and it turns back to display mode, which is only ...

update panel issue

For whatever reason - my update panel is not updating. Now please note that this is all inside the item template of a template field inside of a gridview. Major Nesting. Help me,Please <ItemTemplate> <asp:ImageButton ID="bttnEdit" runat="server" injid='<%# Eval("Id") %>' causeid='<%# Eval("Cause_Type") %>' natureid='<%# Eval("Nature_...

Is it possible to prevent a request from going to the page?

This might be really hacky, but I'm beginning to get desperate Is it possible to prevent a request from actually hitting the actual page...ie, can I write something in Application_BeginRequest that processes the part that I want, and then skips the rest of the lifecycle? Oh, and is it possible to do it in such a way that the ajax updat...

What is the minimum amount of HTML an UpdatePanel requires before it falls over?

If for instance, I was to give a response back to an ASP.Net Update Panel page, but use Response.Write and then end it before anything was rendered, what is the minimum I would need to write in the Response.Write? ...

Refresh update panel

hi i have master page update panel also. When i child page have delete function. when i delete the row from grid. after i rebind the grid. Then also i cannot see refreshed grid. how to update the panel or grid? regards Dhanraj.S ...

Three UpdatePanel objects in a ASP.Net page ok?

I have a web page and I want to have three UpdatePanel objects working, based on events coming from several different buttons in different sections of the page. Is this possible? The buttons/links are not inside the panels. I don't want to nest panels, either. Is there any other object in the Ajax Control Toolkit to do this? ...

Usercontrol postback not working in updatepanel

I have a masterpage with an update panel: <asp:UpdatePanel ID="UpdatePanel" runat="server" ChildrenAsTriggers="true" EnableViewState="False" UpdateMode="Conditional"> <ContentTemplate> <div id="mainContent"> <asp:ContentPlaceHolder ID="ContentPlaceHolder1" runat...

How to upload an image when fileupload control is under updatepanel?

Hi all, How to upload an image when fileupload is under updatepanel? I have a button say "upload" inside that update panel. When I click that button inside the button click event I got the fileupload hasfile=false. Please suggest if there is any way to upload image file when fileupload control is inside update panel and the button is ...

How can I debug this memory usage / dom usage increase in my JS/Update panel site

I'm hoping some Javascript/ASP.Net gurus can give me some hints here. I've written an application which (unfortunately) uses UpdatePanel (yes, I'm aware that was a dumb idea, too late now though, I understand it more now - even though its an intranet site I'm having troubles with it) The site is a web based timesheet site, kind of ta...

Nested UpdatePanel Triggers

My child UpdatePanel updates both its contents and those of its parent UpdatePanel. <asp:UpdatePanel ID="UpdatePanel1" runat="server"> ... <asp:UpdatePanel ID="UpdatePanel2" runat="server"> ... </asp:UpdatePanel> ... </asp:UpdatePanel> I don't want my parent UpdatePanel t...

Object not set to instance....blah

i have radio buttons that autopostback and set panels to either visible or invisible. The entire page is in an update panel so that i can force it to update and show the invisible changes. The radio buttons are also in update panels. It works fine except for one thing - my javascript went out the window! It can't find any of my controls...