December 2002
Beginner to intermediate
432 pages
10h 10m
English
Content preview from ADO.NET Programming in Visual Basic™ .NET
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About UserControls
We will create our data control by subclassing a UserControl. This is a base class from which all visual controls derive. The UserControl class provides a visual drawing space upon which other controls may be placed. It also provides many of the properties and methods you would expect any control to have. In some ways, it is similar to a form. The difference is that the control must be hosted. That is, it must reside on a container. This container may be a form, or another UserControl.
To cover all of the bases, we will be creating what we call a compound control, or a control made up of a group of existing controls. There is another type of control called a painted control. In this type, the control author is responsible ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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