PrefixComboBox is a UI component add-on for Vaadin 8. It is version of ComboBox with Prefix in text box.
Try the add-on demo at
Official releases of this add-on are available at Vaadin Directory. For Maven instructions, download and reviews, go to https://vaadin.com/addon/prefixcombobox
git clone mvn clean install cd demo mvn jetty:run
To see the demo, navigate to http://localhost:8080/
For further development of this add-on, the following tool-chain is recommended:
- Eclipse IDE
- m2e wtp plug-in (install it from Eclipse Marketplace)
- Vaadin Eclipse plug-in (install it from Eclipse Marketplace)
- JRebel Eclipse plug-in (install it from Eclipse Marketplace)
- Chrome browser
Choose File > Import... > Existing Maven Projects
Note that Eclipse may give "Plugin execution not covered by lifecycle configuration" errors for pom.xml. Use "Permanently mark goal resources in pom.xml as ignored in Eclipse build" quick-fix to mark these errors as permanently ignored in your project. Do not worry, the project still works fine.
If you have not already compiled the widgetset, do it now by running vaadin:install Maven target for prefixcombobox-root project.
If you have a JRebel license, it makes on the fly code changes faster. Just add JRebel nature to your prefixcombobox-demo project by clicking project with right mouse button and choosing JRebel > Add JRebel Nature
To debug project and make code modifications on the fly in the server-side, right-click the prefixcombobox-demo project and choose Debug As > Debug on Server. Navigate to http://localhost:8080/prefixcombobox-demo/ to see the application.
Debugging client side code in the prefixcombobox-demo project:
- run "mvn vaadin:run-codeserver" on a separate console while the application is running
- activate Super Dev Mode in the debug window of the application or by adding ?superdevmode to the URL
- You can access Java-sources and set breakpoints inside Chrome if you enable source maps from inspector settings.
- Added setTextUpdateInterval to set delayed update of filter
- Added setCursorOnFocus(boolean)
- Added setCursorPos(int)
- Added String getSelectedItemCaption()
- Added setCursorOnFocus(boolean)
- Added support for Ctrl-A to select all text in the text box
- Added PopupClosedEvent and PopupClosedListener
- Added setSelectTextOnClick(..) feature
- Added selectText() method
- Added PopupOpenedEvent and PopupOpenedListener
- Added openPopup() and openPopup(int page) methods
- Added setMaxInputLength(..) method
- First version, see README.md and JavaDoc
This component is developed as a hobby with no public roadmap or any guarantees of upcoming releases.
The issues for this add-on are tracked on its github.com page. All bug reports and feature requests are appreciated.
Contributions are welcome, but there are no guarantees that they are accepted as such. Process for contributing is the following:
- Fork this project
- Create an issue to this project about the contribution (bug or feature) if there is no such issue about it already. Try to keep the scope minimal.
- Develop and test the fix or functionality carefully. Only include minimum amount of code needed to fix the issue.
- Refer to the fixed issue in commit
- Send a pull request for the original project
- Comment on the original issue that you have implemented a fix for it
Add-on is distributed under Apache License 2.0. For license terms, see LICENSE.txt.
PrefixComboBox is written by Tatu Lund
Major pieces of development of this add-on has been sponsored by multiple Support and Prime customers of Vaadin. See vaadin.com/support and Development on Demand for more details.
Here is a simple example on how to try out the add-on component:
For a more comprehensive example, see src/test/java/org/vaadin/template/demo/DemoUI.java
- A prefix can be set with prefixComboBox.setPrefix(..) method
PrefixComboBox JavaDoc is available online at https://vaadin.com/directory/component/prefixcombobox/api