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I was one of those many developers who, since Visual Basic 2.0, have hated the concept of data binding.

It incorporated patterns that were not extensible, it did not make use of good programming practices, and it frequently didn’t work as expected. Any time you add a property to the business object, you must rebuild the project before the property will appear in the Data Sources window.

In a VB code window, type property and then press tab to create a VB Property procedure.

In a C# code window, type prop and then press tab twice to create a property.

To try out object binding, create a new Windows Forms project and add a class to the project.

(In a “real” application, you’d likely put the class into a separate project.

The object binding data source is automatically added to the component tray of your form and named after the name of your business object, in this case it is Customer Binding Source.

For example, a Customer class has Last Name, First Name, and Customer ID properties. In VB: The quickest way to create property procedures is to use the property snippet.Gaining the full potential of object binding requires more than just dragging and dropping your properties onto forms.In this article I’ll present a few tricks you need to know to get the most from your object binding.Figure 1 shows the result using the Details selection.For more information on building forms using the Data Sources window, see “Drag-Once Databinding” in the September/October 2004 issue of Co De Magazine.

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And then visa versa when the user changes the text in the controls. Unlike binding to a database, which generates a significant amount of code and then binds to that generated code, object binding binds to your code.

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