asp.net-ajax

UpdatePanel refresh from client

Hi I'm trying to refresh update panel via Javascript: __doPostBack("<%=upMyPanel.ClientID %>", ""); But somehow its controls are all empty. On other hand they are all filled when I click any trigger control. How can I fix this? thanx. ...

Adding client scripts for the server side event GridView.OnPageIndexChanging

Is there a matching client side event that is fired before or after OnPageIndexChanging is raised? Such as the OnClientClick, I would like to append a script when the paging numbers / arrows are clicked. Is it possible, of so; how? ...

Page.ClientScript Register a pair of javascript code

How can I register a javascript code a page? I want to put th javascript function to the aspx.page; I thing it might be like that; string strJS= "<script language = javascript> (function(images, elements) { var fetchImages = function() { if(images.length > 0) { var numImages =...

Is it worth learning ASP.Net AJAX

Hi All, I know this is a duplicate kind of question. I have worked with ASP.Net and ASP.Net MVC 1.0. I never really got a chance to get into ASP.Net AJAX. My question is it really worth to invest in learning ASP.Net AJAX 3.5 or 4.0 given the fact, I have hardly used it ? Please let me know your advise. EDIT : - Thanks all for your...

Autocomplete extender problems on user control

I'm having trouble getting autocompleteextender (from ajaxcontroltoolkit) to fire when it is on a user control (it works fine when everything is on an aspx page. In my case I'm using a master page as well as a user control. Here's what I have. On the masterpage (path: masterpages/MasterPage.master) <asp:ToolkitScriptManager I...

ScriptManager duplicates javascript

Hi! I have a usercontrol that can be used in for example a gridview itemtemplate, this means that the control might or might not be on the page at page load. In the case where the control is inside an itemtemplate i will popupate the gridview via asynchronous postbacks (via updatepanels). The control itselfs registrers scriptblocks sin...

How to use client side code in Visual studio ASP.NET

I am a quite new to web development and I am trying to do some small form updates without causing a postback. For example making a control visible when a drop down list is changed. I have so far come across some features that achieve this like the RequiredFieldValidator inside an update panels. However, these are specific to a single ...

Possible to load Masterpage's Content(aspx-page) asynchronously from Menu?

Hello, first of all: I'm new to Asp.Net MasterPages and jQuery. I have a Asp.Net Project with one MasterPage. I have used this menu for navigation. It's in the header of the MasterPage. Is it possible with Ajax to change the Content-Page from this menu without having the whole MasterPage reloaded(including the Menu)? EDIT: perhaps this ...

Custom JsonSerialization

Hi, I have a simple class in asp.net mvc that looks like this: public class JsonResponseItem { public string Key { get; set; } public string Value { get; set; } public JsonResponseItem(string key, string value) { Key = key; Value = value; } } In my controllers I create a list of that type Li...

Conflicts with jQuery and the ToolkitScirptManager?

It just started experimenting with the ajax.net ToolkitScirptManager and it works fine but then I realized that it is breaking my ajax calls I'm doing using the jQuery library. I'm guessing that it is the issue with the $ symbol, does anyone have anythoughts on how to use both libraries. I don't want to use jquery's noconflict mode bec...

Error in casting

I have a simpleAsp.net page which I make it Ajaxable. everything works fine but I face with a problem whenever a specific method calls. Actually the Browser tell me that Sys.WebForms.PageRequestManagerServerErrorException: Unable to cast object of type 'System.Web.UI.LiteralControl' to type 'System.Web.UI.WebControls.WebControl'. ...

Why updatepanel triggers another updatepanel?

I have two update panels at my ajax page. This is first time I'm using updatepanel and I don't know what is wrong. I think only btnFilter's Click event must trigger the second update panel's content but changing combo values (which also hides/unhides btnFilter button) makes second updatepanel change content (at least I see transferred da...

Can I modify an ASP.NET AJAX History Point?

I'm using ASP.NET 3.5 with AJAX and have enabled history on the Script Manager. I have 2 pages, Default.aspx and Default2.aspx. I'm using the AJAX History on the Default.aspx page and saving history points on the server-side. There are some dropdowns on Default.aspx that I don't want to save a history point for each change but would l...

ASP.NET MVC 2 Post AJAX from from JavaScript

Hi, I got control with strongly typed View, with Ajax.BeginForm(). Now I would like to change submit method from <input type="submit" id="testClick" value="Submit" /> To some javascript method DoSubmit(). What I tried is : Invoke click on that submit button Invoke submit on form ('form1').submit(), document.forms['form1'].submit...

How to hide jQuery Sub-Menus(ddsmoothmenu)?

I'm new to jQuery and i must admit that i've understood nothing yet, the syntax appears to me as an unknown language although i thought that i had my experiences with javascript. Nevertheless i managed it to implement this menu in my asp.net masterpage's header. Even got it to work that the content-page is loaded with ajax with help fro...

asp.net mvc ajax

<% using (Ajax.BeginForm("EditOrganizationMeta", new AjaxOptions { UpdateTargetId = "\<%= OrganizationMeta.vcr_MetaKey + Lang.int_LangId%>" })) { %> i want to specify name after UpdateTargetid ,how will i do that? ...

drag and drop from treeview onto datalist/repeater

Hi, I have made a monthly view custom calendar.I have taken a repeater to make the control.Now what i want is there is a treeview showing some data.I drag from that treeview onto Datalist/Repeater control.on dropping the value should be inserted into database ...

ASP.NET UpdateProgress template does not disapper when panel in UpdatePanel has display set to none

I am using very simple code where I have a update panel with some panels inside and a submit button. On submit, i hide one of the panels using this code: panel.Style.Add("display", "none"); I am also using a UpdateProgress which works great in all but this case. When i set the display to none using this code, the UpdateProgress templa...

How to display an image when aAsynch post back is happening

I have an Ajaxable application which has some UpdateProgress for each postBack events. everything is good and working great. I want to display another Indicator in my SiteMapPath bar which shows a post back is happening no matter what. For example when user clicks on a button an UpdateProgress display an Indicator Image in central part...

How can I perform a normal postback on an ASP.NET page with AJAX history enabled?

I have an ASP.NET 3.5 page with an update panel and history enabled. It works fine when I perform async postbacks but I get problems when I want to perform a normal postback. The page load happens fine for the normal postback but then I get asynchronous page loads from the script manager which load the ajax history in. If I could have...