BeforeUnload Vaadin UI Extension Add On

BeforeUnload offers server side access to BeforeUnload API

Demo application: http://app.siika.fi/BeforeUnloadDemo/

Source code: https://github.com/alump/BeforeUnload

Vaadin Directory: https://vaadin.com/directory#addon/beforeunload

License: Apache License 2.0

Changelog

0.3.1 - 2017-07-12

• disablePermanently API for client side by Benedek Herold

0.3.0 - 2017-03-13

• API simplified as modern browsers do not anymore show message given by API
• Vaadin 8 support
• Server side can now also access the client side temporary disable feature

0.2.0 - 2014-02-26

• Adds client side API for disabling exit verification. Can be eg. used when force reloading page after connection error. https://github.com/alump/BeforeUnload/wiki/How-to-disable-verification-dialog-when-connection-error

0.1.0 - 2014-02-25

• Initial release

Simple Maven tutorials:

How to compile add on jar package for your project

cd beforeunload-addon mvn package

add on can be found at: picker-addon/target/BeforeUnload-.jar zip package used at Vaadin directory can be found at: picker-addon/target/BeforeUnload-.zip

How to install BeforeUnload to your Maven repository

To install addon to your local repository, run:

cd beforeunload-addon mvn install

How to run test application

First compile and install addon (if not already installed)

cd beforeunload-addon mvn install

Then compile demo widgetset and start HTTP server

cd ../beforeunload-demo mvn vaadin:compile mvn jetty:run

Demo application is running at http://localhost:8080/beforeunload

How to compile test application WAR

First compile and install addon (if not already installed)

cd beforeunload-addon mvn install

Then construct demo package (this should automatically compile widgetset)

cd ../beforeunload-demo mvn package

War package can be now found at beforeunload-demo/target/BeforeUnloadDemo.war