Vaadin 7 UI Design By Example Beginner's Guide

More input components

It's time to continue with our trip. Vaadin has several built-in input components (or fields as they implement directly or indirectly the Field interface). All these components extend from AbstractField or AbstractSelect. Let's take a look at some of them.

Text area

TextArea is quite similar to TextField. The difference is that the user can enter multiline texts. Take a look at this sample application:

public class TextareaUI extends UI implements ValueChangeListener {

  @Override
  protected void init(VaadinRequest request) {
    // our TextArea component
    TextArea textArea = new TextArea(
        "Enter some multi-lined text and press TAB:");
    textArea.addValueChangeListener(this); textArea.setImmediate(true); VerticalLayout layout = new ...