O'Reilly logo

BlackBerry Java Application Development by Bill Foust

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

TextField

The TextField is the granddaddy in a very large family of specialized Field classes. It's another one of those base classes and as a result, you cannot create an instance of it. Instead, the TextField is there to provide some basic architecture that all of the specialized classes will use. It handles getting the keystrokes from the operating system and adding them to the field as well as providing the standard label functionality. All of the other specialized functionality is handled by the specialized classes and are added in layers of complexity. By taking this approach, it allows you to choose the right level of features based on your needs. So, without further delay, let's move on!

BasicEditField

As the name implies, the BasicEditField ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required