Hello I am a beginner at creating composite web controls. What I am trying to do it add functionality to the DataGrid webcontrol by adding two dropdowns, a textbox and two buttons to it (for search-capabilities) I have created a new class (DataGridFilter) derived from DataGrid e.g. pu...more >>

Hello, I am trying to extend the Calendar Control to add a event for a Day Click. Currently we have a "SelectionChanged" event. I would like an event to be fired on "DayClick" I extended the calendar control and added the following // public event EventHandler DayClick; protected void ...more >>

I ran into a problem when building some usercontrols. I am using a dropdownlist and radiobuttonlist and setting the AutoPostBack = "True". I add sub routines to handle the selectedindexchanged event. Neither of them fire. All of my other controls fire no problem. They post back but it will no...more >>

How would I create a list control containing checkboxes in ASP.Net TIA...more >>

Here is my situation. I first made a custom composite control (consisting of a textbox and button) that does a whois lookup based on the domain name entered in the textbox. Getting the lookup sub to fire in the composite version is not a problem b/c all i do is add AddHandler LookUp.Click, Addr...more >>

I created a custom control which is a simple subclass of the DataGrid. I wanted to display a message when the DataSource is empty. Right now I am assuming the datasource is a datareader. The problem is in design mode. I get the error "Error in displaying...". This is caused by the DataSo...more >>

I have simple question. I build user control with property: Public Property clickFill() As Boolean Get Return _clickFill End Get Set(ByVal Value As Boolean) _clickFill =3D Value End Set End Property Where in this code I put the description of pro...more >>

Hey, Trying to build a simple class to pull data from the web.config file. Here's what I have in common.vb Imports System.Configuration Public Class CommonFuncts Public Property ConnectionString() As String Get Return ConfigurationSettings.AppSettings("Connecti...more >>

Hello, I'm trying to develop a simple Web User Control that contains two list boxes, Add and Remove buttons. This User Control transfers the selected items from left list box to right list box and vice-versa, depending on the button clicked. The SelectionMode of both list boxes is "Multi...more >>

With respect to performance, whats better - using the the utility methods of HtmlTextWriter to render the control or to use Dim inputa As New TextBox Dim butt As New Button inputa.RenderControl(wr) butt.RenderControl(wr) As i understand it direct render via the utility methods is better be...more >>

For some reason I cannot get RegisterClientScriptBlock to render a script reference on the page from a server control. Yes, I have not placed the code in the Render method, I also tried the OnInit just in case. Below is the a simple version of the code, any help is appreciated: namespace ...more >>

Hi, I've tried creating a very basic class library. It has one object and one property. The property returns always the same string value. I then use the <OBJECT> tag to embed the dll in my page. The dll and html sit in a root directory on my IIS 6 server. Code is below: namespac...more >>

Hi all, I'm developing a custom control that renders a calendar in a html table. (in C#) Let me tell first that is not <asp:calendar> builtin control. To change the current week (weekly view of the calendar), i've added two <a> html elements with a code like this : _render += "<a title='...more >>

I have med the most simple usercontrol with one textbox. Just for testing and to learn more about usercontrols. The problem: I want to put text into my usercontrol texbox and read from it but its never there when i want to acces it. Help me with a small example....more >>

I am having a slight problem. Below is something similar to what I want to appear in the asp.net <cc2:WebCustomControl1 id="WebCustomControl11" runat="server"> <FillList CommandName="asfsadf" ParameterName="sdafas" > <ParameterNames> <System.String Length="6">sda...more >>