Hi. I have kind of a 'file manager' on my website. It also allows for changing some text files (for administrative purposes). My question is this - is it possible to detect the changes in a text box and react accordingly ? Text_changed works only on posting back to the server. I would like t...more >>

How can a custom control render script at the end of page source? Through render function inherited from WebControl,I can only render script just above before or under my custom control,but cannot locate script under all controls in the page....more >>

Hi, I have spent some time trying to get the tabstrip and multipage to work (from the IE web controls). I read the article from: http://msdn.microsoft.com/library/default.asp?url=/workshop/webcontrols/overview/tabstrip.asp On the bottom of the above URL there is a button that says "show m...more >>

Hi, I have a problem with calling method or properties which is used in other ..aspx form. Is always throws me an error: Exception Details: System.NullReferenceException: Object reference not set to an instance of an object. I'm using something like this: ******************** "defaul...more >>

I found an example (below) in www.codeproject.com showing how to enable DataGrid's delete buttons with confirmation. However, the example didn't explain why the complicated if-condition is the way it is. I tried just having the one line of code that adds confirmation script without if-cond...more >>

Dear ASP.NET Programmers, I need your help on the following case: 1. I have a page coverpage.aspx, on which I load invoice data into the datalist control dliHospCosts. I use the stored procedure spGetHospAmounts and load the data. <ItemTemplate> <TABLE id="Table77" width="100%"...more >>

Hi, Is there any way to convert the xmlDocument object to an XML String. Thanks in advance. Regards, Vishesh. ...more >>

Hello all! How can I take a rollover button that I made in Adobe Image ready, in put it in ASP.net, and get it to work. Or how can I do the same effect in asp.net Thanks! Rudy...more >>

What is the common way in ASP.NET C# to pop up a confirmation dialog box? E.g. Are you sure you want to delete this item? Yes No ...more >>

My users want to be able to use the Web Datagrid like an excel spreadsheet. This means a fully editible grid with arrow key navigation between cells. The grid seems to support horizontal tabbing between cells but nothing for the arrow keys. I have googled for sample code but the best that I coul...more >>

Hi, I have a project which is to display RTF content on web pages. I add the Microsoft Rich TextBox control to ASP.NET page, and it works in some computers. However, in other computer, it only shows the icon. Is there anyone know how to use Microsoft Rich TextBox on ASP.NET pages? W...more >>

I want to add a short-cut to a windows app similar to launching from a windows run line a New window, to prevent changing an existing browser window from moving off a current logged in session to another web application. And, I'd like it to be a chromeless window, sans toobars and sized simi...more >>

hi,all i want to use a winform control in IE,just like ActiveX how to realize? Thanks jecky ...more >>

Hi, The point is the following I need to add ActiveX control dinamically in a Webform. Currently I'm doing this using a literal control and "writing the HTML Code" for example: lit.Text = "<OBJECT id=Dtpicker1 name=Dtpicker1 height=24 width=90% align=center classid='clsid:20DD1B9E-87C4-11...more >>

I downloaded the Webcontrols for IE sample from the Microsoft site including the tabstrip. When I try to run the sample, it just displays text. Home About us Products Support Contact us There are no tabs. Am I missing something?...more >>

Hi. I'm building a custom control that contain a property that is a custom collection. This custom collection return as element an object of class A. Class A contain a property that is of the same type of the collection up. The problem is I use ViewState to mantain status of the col...more >>

Hi, I am getting the following error when i place "<a>" text in a text box and submits the value.. "A potentially dangerous Request.Form value was detected from" Thanks and Regards, Vishesh. ...more >>

I am using microsoft web developer express beta a to try our the new features of asp.net 2.0. When working with the the createuserwizard control, I found it always showed a "select a different password" message when I try to add a user. The passwordregularexpression property is empty by defaul...more >>

I want to implement a property in a custom web control. The property is like ControlToValidate property of standard validators. My problem is how to implement the design-time function of this property. ControlToValidate in the property window will show a dropdown list which contains all con...more >>

I can't seem to find any kind of ASP web charting component that will produce a descent Gantt chart that is capable of showing the percent complete status of each task. I've looked at ChartFX, iLOG, Nevron, and many others, but I don't think any of them are capable of showing percent complete....more >>

I am having trouble figuring out what properties of the Menu control to set in order to have a menu which looks like the one at my company's current site, www.bridgespangroup.org. The menu is rather straight forward but I cannot get things such as text alignment or alignment of the menus to wo...more >>

Why does the click event of an image button that submitts a form does not get fired when ENTER is pressend on a textbox of that form? How can I make this happen? Thanks ...more >>

Hi again, I have a repeater that is assign an object and cranks out a bunch of checkboxes. That part works fine. How do I assign a hidden field, (a key field) to each of those checkboxes? I was thinking a hidden label but that seems like such a kludge... TB ...more >>

hi, I have a website that must make it compatible with Mac. One of the biggest chalenges I m facing is the treeview control. It's not working properly at all. Note that on Mac , I m browsing with Internet Explorer. Have someone worked on Mac and know some workarounds ? or anyone can give m...more >>

Must declare the scalar variable '@FirstName' ContactGridViewWebForm.aspx <aspqlDataSource RunAt="server" ID="SqlDataSourceContact" ConnectionString="server=localhost;database=WordEngineering;Integrated Security=SSPI;" ProviderName="System.Data.Ol...more >>

Hi All, I need some help. This is a bit detailed and hopefully I explain it completely. Please let me know if you have any questions. I have successfully written an application in which I have a single main page (.aspx) and I switch User Controls(.ascx) on a panel control to represent the dif...more >>

First off, I have a huge aspx file for an application form. The form has several fields per division item. For example: Basic Information Employment Information Education Information are division items. What I need to be able to do is to copy and paste label ...more >>

I'm dynamically adding literals and .net controls to a Placeholder control. Everything works to a point(my literals are added and my controls are added). But I need to add an event handler, specificall for a checkbox. My code is something like this: litText = new Literal(); litText.ID = "anID"; ...more >>

I'm a little baffled on how I transfer a value from a Querystring in code behind and then transfer it to a javascript function. Any help is appreciated. ...more >>

click the Browse... button, and choose a image from local disk,OK. and how to show the image in the webpage . before it be uploaded ? -- FireCrow Studio Kylin Garden EMail:w0wd@sohu.com ICQ:156134382 ...more >>

I am familiar with application programming, but only started web-programming a month ago. I want to have a graph on a webpage that the client can click on and interact with. Specifically, I want the client to see a bar chart with three bars each representing a different quality (for ease of expl...more >>

Dear Folks, I have a hyperlink in my page - webform1.aspx on click of this i want it to post back to the second page -webform2.aspx. is this possible in ASP.Net 1.1. if so how can i go about it. I tried to use a javascript function for this function dopostback() { document...more >>

VisualStudio is trying to copy older version of Company.Interface.dll into runtime directory from C:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\Temporary ASP.NET Files\ and I get this warning. Warning: The dependency 'Company.Interface, Version=1.0.1940.30685, Culture=neutral' in projec...more >>

Hi all, in my application I create a USER CONTROL with name "test.ascx" with one textbox named "User" and one button "Submit". In my default page "default.aspx" I add this user contorol to page with using: Control AAA = LoadControl("test.ascx"); FirstTest.Controls.Add(AAA); and refere...more >>

Just The Title ! Thanks! -- FireCrow Studio Kylin Garden EMail:w0wd@sohu.com ICQ:156134382 ...more >>

I have a main web page that allows a user to perform searches on our products. On this main web page I have a datalist that I would like to use for all types of searches and it's declares as follows: <asp:datalist id="ddl_generic" onitemCommand="itemSelected" runat=server> </asp:datalist...more >>

Ok...I get the "classical" error: CS1595: '_ASP.A_ascx' is defined in multiple places; using definition from 'c:\WINDOWS\Microsoft.NET\Framework\v1.1.4322\Temporary ASP.NET Files\root\2b5cf18c\86b61b77\isblapsv.dll' Ok...but what renders this error? <%@ Register TagPrefix=Hello TagName=...more >>

Hi, I have a repeater that is assign an object and cranks out a bunch of checkboxes. That part works fine. In the object I am also passing over the values to switch the checkboxes on and off. How do I do that after the fact? I have tried looping thu after the datasource is assigned but th...more >>

I have created a Web Custom Control that inherits from WebControls.ListBox but can't get it to retain the selectedIndex after a postback. As a test I created a very simple version of the control with no additional code. I just inherited from the exisiting ListBox class and put the control on a...more >>

I want to resize my web form. I want that whenever the form loads on client's machine it opens with a defualt size specified by me. Also it should not be possible for the user to change the dimensions of the form after it is loaded i.e the size of the form shall remain fixed. Pls help out. ...more >>

Hi, My Control (inherits from System.Web.UI.Control) has the Enabled property that enabled a button inside of my control. The problem is that in the page that has the control has a button ("Edit") to set the Enabled property to true and when is pressed first load and build the control, and the...more >>

Hi all, I'm trying to extend DropDownList ASP.NET control to list US states. What's the best place to override and fill the Items collection? I understand Items is of type ListItemCollection, which implements IStateManager; therefore I only need to populate the collection once. What's the C#/...more >>

Hi all, We are working in an application that must have this textbox property: When a user click on a textbox, the textbox must throw a new aspx window with a Calendar control on it. When the user select the date this new window mut be closed and the date picked must be shown in the textb...more >>

I created a new WebControl that can be dropped on a web form from the toolbox. I drop the control on the form and it looks great. When I drag it around, like say to the bottom of the page it goes to the bottom and adds a "style" attribute to the control with the positioning information. Still ...more >>

I recently installed the Visual Studio Beta 2 environment and now my OnPageIndexChanging methods don't get called when a change page button is clicked on the GridView control. It worked fine in Beta 1, but now it doesn't fire. The change page buttons cause a postback, all of the controls ...more >>

Has anybody come across this before... Basically my issue is this. In ASP.NET I have a Class module, functions.vb This inherits from System.Web.UI.Page In order to use the controls function inside this class, I have used the following line Protected WithEvents phTopmostFloat As ...more >>

I create throug LinkButton several dynamic textboxes. I've got two methods two register the control, that the don't get lost on the postback! private void registerDynConrol(System.Web.UI.Control control) { ArrayList dynCtlArray = (ArrayList) this.ViewState["dynCtlArray"]; if(dynCtlArray...more >>

gurus, i want to have a static panel (no iframes please) display pure html such as an exported crystal report or a pdf file. is this possible? any suggestions or info would be appreciated. and thank you in advance! mcrpds...more >>

I have a datagrid in an ASp.net application. Only one column is created at design time, rest of the columns are created and added to grid on the fly. When I try to update values in datagrid through UpdateCommand event code errors out. e.Item.Cells.Count returns 1 even though I have more colu...more >>

Can anyone recommend a good intermediate to advanced ASP.NET book? ...more >>