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ExtGWT Rich Internet Application Cookbook by Odili Charles Opute

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Chapter 5. Engaging Users with Forms and Data Input

In this chapter we will cover the following points:

  • Building a simple form with basic validation
  • Showing options with combos
  • Customizing a combo's bound model
  • Linking combos
  • Capturing multiple input selection
  • Simple FileUpload and processing
  • Binding data into forms
  • A better slider field

Introduction

Forms are the most popular way of making web pages interactive. If you've been on the Internet for a while, you've probably filled out a number of online forms. Forms are used to obtain information from visitors, and like forms on paper, a form on a web page allows the user to enter the requested information and submit it for processing (fortunately, forms on a web page are processed much faster).

While other ...

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