Using ASP.NET List Controls

Using ASP.NET List Controls Support

This tutorial will explain how to correctly use the ASP.NET List Controls. These comprise of three types of control, DropDownList, ListBox and HTMLSelect. During the course of this tutorial you will learn how to bind dynamic data such as Database contents and how these controls can interact with events and other controls on your page. A common problem associated with using these controls in Dreamweaver where the selected item often ends up being the first item in the list after a postback is solved. How to manually insert, delete and pre-select items in a list controls is also shown.

Overview

An introduction to the available list controls

An introduction to the ListItem class

The DropDownList Control

The ListBox Control

The HTMLSelect Control

Defining the items of a list control

Programmatically Adding items to a list control

Programmatically Inserting items into a list control

Programmatically Selecting items in a list control

Programmatically Removing items from a list control

Binding Database content to a list control

Binding collections (Arrays) to a list control

A Common problem and solution

Kevin Marshall

Kevin Marshall I live in Perth, Scotland and am senior programmer with WebXeL.com Ltd. I have been involved in computer programming since 1990, web based programming using ASP since 1997 and have been building ASP.NET applications since ASP.NET Beta 2 was released.

I have been an avid Dreamweaver user since Version 1 was launched and with the release of MX have moved into developing extensions. WebXeL run a website dedicated to the development of free and commercial Dreamweaver MX extensions for ASP.NET, the site can be found at http://www.webxel-dw.co.uk.

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