12345678910111213141516171819202122232425262728293031323334353637383940 |
- ---
- title: Changing Theme On The Fly
- order: 60
- layout: page
- ---
-
- [[changing-theme-on-the-fly]]
- = Changing theme on the fly
-
- Starting from Vaadin 7.3, you can change themes in the application
- without reloading the page. To do this, simply use the
- `UI.setTheme(String)` method.
-
- [source,java]
- ....
- public class ThemeChangeUI extends UI {
-
- private String[] themes = { "valo", "reindeer", "runo", "chameleon" };
-
- @Override
- protected void init(VaadinRequest request) {
- ComboBox themePicker = new ComboBox("Theme", Arrays.asList(themes));
- themePicker.setValue(getTheme());
-
- themePicker.addValueChangeListener(new ValueChangeListener() {
- @Override
- public void valueChange(ValueChangeEvent event) {
- String theme = (String) event.getProperty().getValue();
- setTheme(theme);
- }
- });
-
- setContent(themePicker);
- }
- }
- ....
-
- In this way, you can let your users choose the look of your application.
- The functionality also makes it easier to create applications that are
- branded for different customers.
|