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Vaadin 7 Cookbook by Ondrej Kvasnovsky, Jaroslav Holan

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Chapter 6. Messages

In this chapter, we will cover:

  • Showing validation messages
  • Styling system messages
  • Showing a login form in pop-up view
  • Customizing tray notifications
  • Making a confirmation window
  • Showing a rich tooltip with an image
  • Informing about file transfers by a progress bar
  • Waiting for an indeterminate process
  • Showing information about browsers

Introduction

Our application users must be, in most cases, kept informed about the status of the application. For example, when a user inserts non-valid data into a field, then an error message should be shown. In that moment the user needs to get feedback on what is wrong.

In this chapter, we will go through how to show validation errors in fields, pop-up views, tray notifications, tooltips, and progress ...

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