Archived Months
June 2003
July 2003
August 2003
September 2003
October 2003
November 2003
December 2003
January 2004
February 2004
March 2004
April 2004
May 2004
June 2004
July 2004
August 2004
September 2004
October 2004
November 2004
December 2004
January 2005
February 2005
March 2005
April 2005
May 2005
June 2005
July 2005
August 2005
September 2005
October 2005
November 2005
December 2005
January 2006
February 2006
March 2006
April 2006
May 2006
June 2006
July 2006
August 2006
September 2006
October 2006
November 2006
December 2006
January 2007
February 2007
March 2007
April 2007
May 2007
June 2007
July 2007
August 2007
September 2007
October 2007
November 2007
December 2007
January 2008
February 2008
March 2008
April 2008
May 2008
June 2008


all groups > asp.net building controls > november 2006

VS.NET 2005 ASP.NET Component
Posted by Michael Lang at 11/27/2006 7:03:03 PM
I have a class deriving from System.ComponentModel.Component. In VS 2003 I could drag it on to a web form. However I'm finding in VS 2005 whilst it functions perfectly at runtime. At design time in VS.NET 2005 you can not drag the component on to a web form. When I select customize toolb...more >>

Calling other functions
Posted by Tony Doyle at 11/27/2006 2:00:29 PM
All, Using .NET 1.1, I have built a custom control, however I am having trouble compiling it. For the on click event of the button, I want it to run a function that is already on my aspx page. As the .NET compiler cannot see this page / function at compile time, does anyone know of a way ...more >>

Dynamicly setting readonly in through a property
Posted by Martin Gregersen at 11/27/2006 9:59:27 AM
Hi Looking for a way to bind a readonly property on a textbox to a parameter, not having to cycle through all controls, but rather setting <textbox id="myTextbox" readonly="<%# SetReadOnly %> where SetReadOnly is a public property, saved to a Session variable. Can't get it to work, event...more >>

property of control
Posted by Aleks Kleyn at 11/27/2006 12:55:25 AM
Assume I designed web control which I use on different asp forms. Now I want to make next step. Some controls (like textbox or drop down) have properties which I see on the property tab of visual studio. When I change them they appear as part of web page, so I can change their properties at de...more >>

Problems with Templated Databound control
Posted by paululvinius NO[at]SPAM hotmail.com at 11/24/2006 12:29:02 AM
Hi! In my templated databound control (inherited from CompositeDataBoundControl) I have one template and one string get/set property. When CreateChildControls(IEnumerable dataSource, bool dataBinding) is being called, the string property is sometimes set and sometimes not. I have figured o...more >>

Gallery admin thumbnail control
Posted by mc at 11/22/2006 12:00:00 AM
I'm writing a gallery app with an online update facility, I would like to be able to create a custom Thumbnail control, which will display the thumbnail and an expandable panel with the meta data which the user can subsequently update. I've created the control and added an Image. I also ...more >>

Automatically inserting method & function headers from an interface that are being implemented with VB.NET
Posted by Nathan Sokalski at 11/21/2006 1:24:29 AM
When implementing an interface in VB.NET using Visual Studio .NET 2005, it would be nice if I could have the method/function headers inserted automatically. Whenever we implement an event (such as Button.Click, TextBox.TextChanged, etc.), all we have to do is select the control and event fro...more >>

Error Creating Control - No parameterless constructor defined for this object
Posted by Nathan Sokalski at 11/20/2006 10:10:49 PM
I have created a custom control for ASP.NET using VB.NET. My control = inherits from the System.Web.UI.WebControls.CompositeControl class, and = is working fine. However, the Visual Studio .NET designer shows the = following error on the control in the designer: Error Creating Control - No par...more >>



Passing multiple arguments to the client-side JavaScript function in AJAX
Posted by Nathan Sokalski at 11/19/2006 10:44:27 PM
I am a beginner with AJAX, and have managed to learn how to use it when passing single parameters, but I want to return more than one value to the client-side JavaScript function that displays it. My client-side JavaScript function takes 4 parameters (which are expected to be integers). The id...more >>

Getting the generated name attribute for use in JavaScript
Posted by Nathan Sokalski at 11/17/2006 8:16:29 PM
As most of us probably know, ASP.NET controls do not use an exact copy of a control's ID for the HTML element's name or id attribute. When generating JavaScript as part of a control or event, we need to have a way to reference the HTML elements. The only way I have found to reference the HTML ...more >>

"Unknown server tag" when deploying website
Posted by paul.hester NO[at]SPAM gmail.com at 11/15/2006 7:22:39 PM
Hi all, I'm trying to deploy a small website that has a couple of custom controls. This works fine locally, but falls over with an "Unknown server tag" error when trying to parse the custom control reference in the live/deployed site. All of the binaries are in the "bin" directory. I have t...more >>

Dynamic controls button event in vb.net 2005
Posted by sushil prasad at 11/15/2006 5:46:34 PM
I have created a control with some label, textbox and Button. On the click of the button the entries in textbox on the control is validated and a database table is updated. The button click event works when the control is placed directly on the panel from design window but not when i use progr...more >>

IButtonControl.Click
Posted by Abraham Andres Luna at 11/14/2006 10:16:03 AM
hello everyone, i am trying to set the defaultbutton property and i get the following error: The DefaultButton of '' must be the ID of a control of type IButtonControl. so i guess instead of this class declaration: using System; using System.Web.UI; using System.Web.UI.WebControls; ...more >>

IPostBackEventHandler question
Posted by Henk at 11/11/2006 10:17:20 PM
Hey All, I have a question about the IPostbackEventHandler interface. This interface's RaisePostBackEvent method has an eventArgument paramter. When my control has two buttons, I can use eventArgument to see what button was clicked, since I set their onclick attribute with the Page.Clie...more >>

Question about a user control derived from DropDownList
Posted by Big Daddy at 11/9/2006 10:37:49 AM
I posted this in a different group yesterday with no responses, so I'll try here. I have a simple control that is in a CS file (not ASCX). It is derived from DropDownList like this public class FiltersDropDown : DropDownList { .... } It overrides a couple of functions. I want to in...more >>

Dynamically adding Dropdown, Text Box, Add Button and Remove Button
Posted by Rocky at 11/8/2006 3:20:58 PM
Hi Everyone, I am facing a poblem in creating a row which contains following scenario in ASP.NET |DROP_DOWN_LIST | |TEXT_BOX| |ADD_Button| |REMOVE_Button| ------------------------------ ----------------- -------------------- -------------------------- When user will pre...more >>

Dynamically added controls are lost on a Postback
Posted by Dejan at 11/8/2006 2:51:02 PM
Hi, i created a custom control overriden from HierarchicalDataBoundControl. In method PerformDataBinding I add some controls (Controls.Add(new TextBox)). It works fine on a first load, but on a postback there are no controls. I know I have to create them again, but a method PerformDataBindin...more >>

Creating a custom user control programatically
Posted by Big Daddy at 11/1/2006 11:43:05 AM
I created a composite control derived from UserControl. It has two textboxes. The ascx file looks like this: <%@ Control Language="C#" AutoEventWireup="true" CodeFile="RangeCriteriaControl.ascx.cs" Inherits="RangeCriteriaControl" %> <asp:TextBox ID="txtLow" runat="server" Columns="5"></...more >>

How do you set up the OnClick with ASP 2.0 ?
Posted by guy at 11/1/2006 5:43:09 AM
In my 1.1 project, I was creating dynamically a LinkButton, and stored it into a Table.Row.Cell.Controls(). I was adding an MyOnClick handler to the Click property. I was doing this during the Load phase. It worked. Porting my code to 2.0, the Click event do not work anymore. It is not generate...more >>


DevelopmentNow Blog