Hi, Ive got this loop within a loop and Im trying to build a table. Problem is when I exit the 2nd foreach loop (having created a new row) I cant add the new row because it isnt in scope anymore. Basically I have this custom arraylist containing a name property which has multiple attributes...more >>

Hello all, I'm developing a custom web control that mount a webpage, but now i don't can to modify the properties of my custom web control. by exemplo: the property NumeroGuia is 0 by default, but if i try to modify to 5236, i don't can. Somebody can help-me with this custom web control? ...more >>

(FYI, this question is cross-posted over the ASP.NET Forums - http://asp.net/Forums/ShowPost.aspx?tabindex=1&PostID=759339) I have created a custom control that, previously, had a great design time experience. I don't know what happened, but after Thanksgiving I returned to this project and...more >>

hey all, i was wondering, i have a custom control that inherits from the image button. i have 2 .aspx pages. all the custom control does is open a new window for help info. well, on 1 .aspx page the new window appears fine and in focus. however, on the second window the new window opens...more >>

I wish to extend the DataGrid control but my resulting control loses the ability to expose the <columns> and the different <style> tags in HTML mode. How do I expose them? and even better, how do I create and expose my own? -- Sergio Florez M. Medellín, Colombia. ...more >>

Hi, I am using Web Matrix Project as .NET programming environment. Can you show me detailed steps how to import the .ocx library into the Web Matrix Project. I can't seem to be able to import other assembly than .dll, .exe or ..mcl . I am pretty new to the .NET programming environment, and ma...more >>

How I can put an icon within a Web Custom Control ??...more >>

Hi guys I have two user controls (ascx) I want to place them conditionaly in my aspx page. How to do that? For exmple, If Request["variable"] = "1" then DisplayASCXcontrol(1) Else DisplayASCXcontrol(2) End If So, according to the users choice when the page loads, it will contai...more >>

Hi All, I had created a server control inheriting RequiredFiledValidator Class to add my custom attributes.But the controltovalidate attribute is not rendering. Plz help me. Regards, S.Thiruppathi ...more >>

Hello all, I'm building a web custom control, but i hava a problem. In the Sub Render, i have a html code as output. All ok. I have a other class that has a function that return a image object, and i need to insert this image in my html of output, but it don't has a path. Protected Overrid...more >>

I have built a custom control which has several controls which have had their cssclass attributes set to a class. When I applied the class in styles.css they changed. When I modify the styles they don't change. It is like they are cached. It can't be the control as the styles worked at first. Do...more >>

Hi! I have a user control WebUserControl1.ascx with a textbox.I want to change the text of the textbox from another page but i get the error "object reference not set to an instance of the object".The code is: protected System.Web.UI.WebControls.TextBox txtUC; public string ucTexto { set...more >>

Hi, The VPN works fine, but I want to FTP through the VPN so the connection is encrypted. The problem is each of my IIS sites has a real Internet address specified, w.x.y.z. So when the VPN comes up using a private IP, I can't connect to any of the FTP sites using the VPN server's IP, 10.10....more >>

It seems that the user control I created could not be positioned using the grid positioning like other controls on my web page. It appeared to use flow layout. Is this a problem with user controls and will I have to use a composite server control instead?...more >>

I am currently using the ScottWatter (or ScottWater) Amazon Book Control in a website I am developing. Basically this is the outline: - It is a custom web control with designer support - Does not depend on any other library with the exception of a few Framework (System.Data,.XML,.Designer) l...more >>

I just bought a book entitled "Developing Microsoft asp.net server controls and components." It shows how to build controls using C#, with code embedded in aspx pages instead of code behind, using the SDK instead of Visual Studio. I don't think anyone really develops code that way. Are th...more >>

Hello, I am developing a Newsreader in vb.net and i am getting a problem in posting article to newserver for a particular set of newsgroups. i developin g this newsreader using nntp commands.I need vb.net code for posting a article . I getting a problem in defining a article format. Kindly ...more >>

Hi all, I'm building a website which provides contents that only work for some browser types and versions. I know I can get most of the client browser information using HttpBrowserCapabilities class, but I can't find a way to determine IE update version or service pack number. Any ideas? ...more >>

Hello, I'm trying to define a default master page in web.config for my web application lihe this: <appSettings/> <system.web> <!-- Set the default master page --> <pages master="Templates/MasterAdvertising.master"/> <!-...more >>

Is there a better way of doing it, except from using the session variables? Thanks!...more >>

Is there any way to determine the width needed for a web.ui.label or web.ui.button based on it's .text and .font properties? I know you can do this with windows.form controls but how could it be done for server controls. ...more >>

Is it pretty safe to assume that if Context is null, then its design mode? if (null == this.Context) { return true; } Naveen Kohli http://www.netomatix.com ...more >>

Hello, in winforms, how do I debug a control (i.e. when it is being added and when its properties are being modified by the client window)? Thanks a lot...more >>

Hello Please recommend a good book on developing custom user controls using Designer namespace, exposing properties, events, ect... NOT a book explaining ..NET fundamentals, but rather an in-depth coverage with examples in C#. I am mostly interested in doing this for WinForms, but I didn't ...more >>

I'm creating a control which has a Button and a DataGrid among other things. I have overwritten the OnBubbleEvent() method to capture the Button's click event and it works fine. I also want to do this to capture a click on a ButtonColumn in the grid, but OnBubbleEvent() is never fired when I clic...more >>

Hi, I have a composite control that I need to reference the form id to build some javascript that I am pushing out several places, such as: _Anchor.Attributes.Add("OnClick", "JavaScript:popUpCalendar(this, document." & _formId & ".elements['" & _TextBox.UniqueID & "'], ""m/d/yyyy"")") ...more >>

Hi, I try to develop a server control which inherits from DataGrid and adds a new/insert button to this grid. This is no problem, but I can't get the event fired from this new button. I tried everything, implementing INamingContainer and IPostBackDataHandler, added the button to the footer...more >>

Hi I am having a number of User Controls (ascx) on my page (aspx). The page is in my scenario only working as a dumb "container "giving life to the Controls, as these are handling my UI-logic and communicating with each other (the controls are communicating) by subscribing to each others event...more >>

Hi, I have never used ASP in my life so I NEED HELP!!! I have heard it is possible to create an asp script that when someone connects to a web server from the a domain (say www.mydomain.com), the asp script reads the domain/subdomain in the address bar and the locates the correct folder fo...more >>

Hi, I have a user control that contains a login element, textboxes for username and password, and a button to submit, which appears in the header of each page in my asp.net application. All of the below is done with code behind. When the user correctly logs on, it sets a public property bL...more >>

Hi, I want to have a control that can have children like: <prefix:Parent ... runat="server"> <Children> <prefix:Child .... runat="server"/> </Children> </prefix:Parent> When I try to launch the page, it gives me error that: "Children" does not have a property ...more >>

Odd problem it is... on the design surface the web control is shown with red letters claiming that VS.NET was "Unable to create Control". But the entire assembly compiles flawlessly and even the test page displays the "damaged" controls perfectly. Looks like a VS.NET bug. ...more >>

Hi Can anyone help I have a composite control, ie text box, 3 buttons and have exposed them to the ide, but I cannot get any of their values persisted, ie if I change the value in the ide, shut the page, and reopen it, then the property value is back to its default. Im guessing that I need ...more >>

I have a question about hardware arquitecture for using in asp.net. I dont know what kind of minimum requirements I need for using an application client - server with ASP.NET , SQL SERVER and CRYSTAL REPORTS. Do you have some documentation? Thanks a lot!!!!...more >>

I cannot run my asp.net application in w2k server. But the program works fine under w2k professional. Can anyone tell me is there any difference in the settings? Many thanks. ...more >>

Hi Jim Thanks for your help. I changed the table from an ASP.Net table to an HTML table. I am till having the problem of the control placed inside the table not triggering the on SelectedIndexChanged event. To be honest, I don't have a clue what you are talking about as to containers and pan...more >>

I have an ASPX page and a vb codebehind file that takes as input a passed web datagrid as input. My page has a CrystalReportsViewer on it. My page produces a PDF report of the DataGrid that was passed. I want to package this functionality into a component so that a programmer can simply d...more >>

I have a control that requires a custom ControlBuilder to parse certain child tags as controls, but I also want to use other tags to set properties. Is this possible? The default ControlBuilder, combined with the ParseChildren(true) attribute, will automatically assign child tags to corresp...more >>

The configuration parameters of my web control are contained in a separate class. One can access the configuration parameters via the member names. In the control class I have defined a property to access the entire configuration class, and marked it with the following attributes: [Catego...more >>

I am having problems trying to get this part of the functionality working on my control and I hope somebody has a clue about how to resolve it. 1. How the relevant tags appear on the ASPX page. The @Register stuff is omitted. The control is basically a composite who also has a list of items ...more >>

Hi, I know I should use the ControlDesigner class if I want to implement design mode behavior for a composition based control. However, do you know any online examples which I could start with quickly? Thanks, Houda Tahbaz ...more >>

I'm trying to evaluate the benefits of designing user controls completely inline vs. using a code-behind file. I already have a user control designed that does the following: - gets QString values from URL - creates DataReader from Sproc - loops through datareader to display custom output (no...more >>

Hi everyone, the matter is about the property UserControl.ClientID. I have an ASP.NET UserControl (called DateBox) which contains a TextBox server control, and there is an aspx page that contains an instance of DateBox. The page needs to put the focus into the DateBox; to do this I use a li...more >>

Hi All :-) (I've posted at dotnet.languates.vb.controls, but not received any response since 11/5 - sorry for the doble-post, but I really could use some help...) I need to create some labels and text boxes dynamically, depending on the number input in a previous textbox on the page. What I ha...more >>

Hi, I have made a web control that has two sorts of items. The first is the Links property that has a persistence attribute of InnerProperty, the other is SubLinks with the same attribute. Both are of the same collection type. The control has its own designer class (although it doesn't render...more >>

I have an asp.net vb page with two web user controls on it. The first user control, uc1.ascx has a series of list boxes that are populated in series by each other with ONSELECTEDINDEXCHANGED. In the second control, uc2.ascx, lower down on the page, there is an imagebutton. When the imagebutt...more >>

Hi Guys, i have a user control which allows the user to enter Name& Address in text boxes. I use the same user control in the main page... Is there a simple way of accessing the Name & address entered in the text boxes of the user control in the main page(Page hosting the user control ...more >>

The Control class has the Parent property that is readonly. When the control is added to a controls collection of another control the Parent property refers to that control. "Who" set the Parent property? How to implement this "mechanism"? public abstract class MyControl { private MyCont...more >>

I have a question. I have datagrid in asp.net page. grid will be loaded some information on page load. One column of the grid is editcommandcolumn type with edit, update and cancel options. I don't want the edit button(linktype) to be enabled for all the rows. Bases on some information, ed...more >>

I've written a control and I want to be able to pass certain information to it via a configuration file. I've created the config using the namespace + dll + config and I've placed it in the bin directory on the website. But when it comes to reading the information from the file using... str...more >>