Hi, how can I retrieve the height and width of a System.Web.UI.WebControls.Image after populating it's ImageUrl property. It's seems not to be filled ? Does someone have a solution ? Thanks Karim ...more >>

I created a custom DataGridColumn based on Marcie Robillard's MSDN Article: Creating Custom Columns for the ASP.NET Datagrid http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnaspp/html/creatingcustomcolumns.asp The problem I am having is that the data in the custom datagridc...more >>

Can someone tell me where I can find an example of displaying data from a database in a treeview ? Every example I can find uses xml. Thanks in Advance ...more >>

Hello, I'm trying to work out the approved method of securing sections of my site. The site consists of two areas, one available to everyone and the other only availble to those who know the password. I'm using forms authentication located within the webconfig to control this, but i'm running ...more >>

I'm trying to bind an arraylist to a datagrid web control The arraylist contains "mystates" objects with properties named "state" and "abbreviation. I can set the grid's datasource to be the arraylist, but I am having trouble referencing the properties of each arraylist item by their name. For ...more >>

I have a working MS treeview control (from the webcontrols.dll) that is fed with an XML file and a working SelectedIndexChange procedure. I need to display a list of names, but then pass an ID number through the SelectedIndexChange procedure. I modified my XML file so that I have an extra attr...more >>

Here's my task list: - highlight the clicked row in the DataGrid - Be able to click anywhere on a given row - Rows highlight as the cursor passes over them, cursor changes from arrow to hand Are all of these things possible? If so, can someone point me in the right direction?...more >>

The need is to make a slider control work in a web page - aspx page. Is there a Slider control available for use on a web page - i know it is for a windows form. Is there a way to use the windows control on a web page??...more >>

The need is to make a slider control work in a web page - aspx page. Is there a Slider control available for use on a web page - i know it is for a windows form. Is there a way to use the windows control on a web page??...more >>

Greetings all- I am attempting to use a DataList with an embedded and databound CheckBoxList control. As one might expect, I can add ListItems to the CheckBoxList, but in no way have I been able to set or retrieve the Selected property of any of these ListItems. To perform the data binding...more >>

Can I dynamically change a source of the control? Basically the user needs to load two different XMLs at his choice. I dont mind to have postback true for that matter. Thanks ...more >>

How can a control be added to a table cell within a ascx, so that iteration over the forms control collection finds the control? We've got code similar to this (excuse the psuedo-code) in the Page Load of our the ascx: // create and initialize a drop down... DropDownList aDropDown = new Dr...more >>

Hi Jeffrey, I have a web page on which i have a placed a checkbox . Now what i need is ..when this checkbox is checked , i want to enable three text boxes present on the same page. I am aware that i need to use java script here for client side scripting...but how exactly do i nee...more >>

I use Attribute.Add to call a javascript function client-side from an asp:button control. The javascript function opens a window. My problem is that the submit event fires after the javascript code executes. When I view the source in "running documents" I see that the button is declared as "type=sub...more >>

Can i call a client side script after a server control is called and executed? If yes, how can we do this?...more >>

I posted this question originally but wasn't clear enough with my request. I was pointed to the winforms help for the data grid. I need to create a web forms datagrid with two button columns that will either decrement or increment the values in the cells in the rows the buttons are in. Is there a sa...more >>

How do you remove the forward and back button from the browser window when creating an application using Visual Studio.Net. I want each web form to have the forward and back buttons removed or disabled so that users cannot browse this way....more >>

What do I do to have TreeView XML data available on the client side? Thanks ...more >>

Please if anyone can help, it would be greatly appreciated I have a VB form on a page called create.aspx with some text fields and listboxes. I also have a control on the form <%@ Register TagPrefix="UserControl" TagName="Categories" Src="/Categories.ascx" %> The Control Categories.asc...more >>

Hello, I'm trying to develop my TabStrip web control but seems there is some troubles in the desing mode. Initially, I have defined a collection of TabButton in the TabStrip web control. The TabButton inherits the functionality of the System.Web.UI.WebControls.Button. In the Render method...more >>

How do I show a message box in C#? Thanks ...more >>

I want to add a client code - code that will be running on a client side. Should I create a new class? Thanks ...more >>

First, let me give you some background on what I am trying to accomplish. I have a page which contains a custom user control, lets call it Navigator, that has some buttons next, back, etc. Navigator also contains a placeholder in which I load other custom user controls when next or back is clicked...more >>

Is there a way to stuff a filename and path into this control at runtime on the browser using javascript ? I don't want the user to have to browse to a file but just answer a few questions and I compute the filename + path of where the file will be located. Just how do I go about this. Ma...more >>

I'm new to ASP and I am having some difficulty with understanding how the events on a dataGrid can be used. I have a DataGrid on my webform and for example, how do I expect to get the selectedIndexChanged event? If I set this value using a button, the event does not seem to fire, what am I mis...more >>

Here is my aspx code <%@ Page language="c#" Codebehind="tiptree.aspx.cs" AutoEventWireup="false" Inherits="TipTree.tiptree" %><%@ Register TagPrefix="ie" Namespace="Microsoft.Web.UI.WebControls" Assembly="Microsoft.Web.UI.WebControls" %><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"...more >>

I'm working with c#, my code is below. The page starts out showing just a dropdown and a button. When the dropdown is selected and the button is pressed, it's supposed to show the user controls, however, even though the code sets it to be visible again, it's still not visible. I have run thro...more >>

Hi Ther I have a DataGrid on a webform which is causing an HttpException in the following code when it transitions from showing all of the packages in the system (12 on two pages) to only linked packages (3 on one page) m_DataGrid.DataSource = _list; // _list is an ArrayList instanc if(m_DataG...more >>

I want to be able to color code my dropdown list based on the status of the users within the list. I have a SQL Query (stored Procedure) that return the following data. (UserID, UserName, Status). I bind the data like this from returning the data from a SqlDataReader: ' dropdownli...more >>

Is there a File Transfer component in .NET or an ActiveX that will allow you to select a file to transfer from the client to the server. A Freeby would be the most preferred. Many thanks ...more >>

Hi, I have a problem with appearance of Drop Down List. I can't set this to look like dropdown list in my VS interface. I want to know how to change the border and view of little key to flat. There is any way to do it by using CSS style ? thank Chris ...more >>

I'd like to run some script (on a client) when the user selects a node. How do I do that? ...more >>

There doesn't appear to be a collection of UserControls on a web form. How can I iterate through all of my web user controls and set each to Visible=False? -- Paul Turley, MCSD, MCDBA, MCAD, MSF, MCT, Project+, A+ www.scout-master.com ...more >>

I am currently using a Hyperlink Column in a Datagrid to display images of the Datagrid line item when a user clicks on the link. The visited / unvisited color change of the Hyperlink is very usefull in letting users know what they have already looked at. However in my app when a user navigate...more >>

I want to bind the date fteched from database to a datadrid. Date stored in data base is in UTC Time Format and I want to convert it to Local Time Format before binding it to the data grid. Now the challenege is not converting it to Local Time Format but to bind it to a datagrid. I can always have a...more >>

Hi, there is 1 or 2 years, I've found a webcontrol which provides the same propertygrid control (windows control) functionalities, but in an ASP.NET page. So this control allow me to edit each property of an object through a web page. anyone know where is this webcontrol? thanks. J...more >>

Question: If I have an ASP.NET User Control which defines/exposes a property that the page can use to specify a mode or data subset for the control to use, is there a way to tell the @OutputCache directive to vary its cache based on that property value? I.e., I have: <my:control runat=...more >>

Dear Friends I need to show the price which is of SQL datatype "int" in ASP.net textbox and I need to show the price like this 1000,000,000. I use .net framework 1.0 not 1.1. Is there an IntputMask or MaskEdit control in .NET? If so, how can I add it to my toolbox? Also is datatype SQL int en...more >>

I have written my own class deriving from WebControl. The HTML that the control puts out is such that it is not visible to the user, including in design time. I am trying to add a ControlDesigner to my class, which would put a visual bit out at design-time, similar to the grey box the designer p...more >>

My understanding of using the richtextbox control on a web page is that a person using the web page would need to have .net installed on their local (not web server) machine. Can someone verify this? I hope it isn't true. NWOP ...more >>

Trying this question for the second time. Sorry for any inconvenience. --------------------------------------------------------------------- I have 5 form fields on a webpage that I need to validate to check if they are empty. Heres the catch. The form fields are divided into two groups. 2...more >>

Hello, I'm trying to switch the picture displayed in an asp:image control based on info obtained from a datatable. If the table contains a value of true then I wish to display one image or else display the other. The code I have to perform the test is correct, but it doesn't switch the image u...more >>

Does anyone know how the Style property of the WebControl class persists between calls as if it's added to the ViewState? CssStyleCollection is not serializable. The following scenario leads me to believe it is being stored in ViewState somehow: 1. Add a TextBox and a Button to a form 2....more >>

Hello All, In a webform i have one dropdownlist and One textbox user can select the particular item from the dropdownlist and enter value in the textbox. finally he click submit button the entered data are to stored in a database. ...more >>

Hi, I have question that I think should I know the answer to but don't. In my ASP.NET file, default.aspx I have the following code. <asp:Button id="Mday1" OnClick="Mday_Click" Text="+" Runat="server" CommandName="Mday1"></asp:Button> <asp:Button id="Mday2" OnClick="Mday_Click" Text="+" Ru...more >>

Hi Is there way to access a datagrid's row, column value by *name* in the ItemCreated or ItemDataBound events The only way I got this to work is using the column index in the DataGridItemEventArgs like.. e.Item.Cells[1].Tex I would like to use column name such as e.Item.Cells["Company"].Te...more >>

None of the controlls is displayed in the browser Does any one knows what is the problem and how to fix it Thank you....more >>

I'm trying to create a WebControl that creates additional WebControls at runtime and persists their data across the PostBack. The basic idea is this: public class WebControl1: System.Web.UI.WebControls.WebControl { // Member Variables, Properties, etc... protected override ...more >>

I need to validate a textbox control using the validation control so that user can enter only string (character) type not numbers I used comparevalidator and set the "Operator" property to "Datatype check" and "Type" property to "String" but I can enter numbers and this is not I want. Also I us...more >>

Hi, I have a datagrid that I can edit and insert new rows (with the footer). I have only one textbox in the edit template and in the footer template. I also have a required field validator and a custom validator to prevent duplicate values. The problem is that when I call the page.validate af...more >>

hello, For some reason I am having difficulty doing what i thought would be simple. i want to loop thru a short list of categories, and for each one programmatically add new LinkButton control. i think want to be able to detect which new LinkButton was clicked. so like so: LinkButton m...more >>

Hi Im trying to have a label on a page with some text and the user name Windows auth is on in web config Integrated security The username is a domain name dim uname uname = user.identity.name Lbl1.text = "Welcome" & uname& "Some other text" Please tell me what im doing wrong and s...more >>

Hello, I have a strange problem. I have a repeater control which has as two columns checkbox controls. In the repeater ItemDataBound event, I set the first check box Checked status appropriately based on the value from a field in the repeater data row. Then, if the first checkbox is not che...more >>

I have a Start_date fieild as datatime on my SQL server (eg) 01-22-2003 2:11:41 PM. I use 2 Calendar control to generate a datagrid of records that were created between the 2 dates, namely Beginning Date and Ending Date. The following query works but when EndDate is today's date it displays ...more >>

Hi there!! Sorry for the simplicity of this one, but I am just getting my feet wet in this. How do I populate a data control manually from code? In other words I want to fill it myself not have it bound to a back end database. Is there another control that would better suit this? Any code ...more >>

Hello, I wish to use a Hyperlink control within a repeater but am having trouble forming the tag. The NavigateURL part is causing the most trouble. I wish to form a link of the format article.aspx?ArticleNum=2 with the actual number being pulled from a dataset. Here's what I have so far: <a...more >>

For an asp.net page, I am going to have to pull the text of an a href and the actual url from two fields of a sql server table. I've done this before with classic asp where I just put the url value in an a href tag and wrap it around the text output of the link, but I'm wondering is there is a mo...more >>

Hi, I have this easy piece of code: public class Box1:System.web.ui.webcontrols.webcontrol { protected Button mybutton; protected override void OnInit() { InitializeComponent(); } private void InitializeComponent() { this.Controls.add(mybutton)...more >>