vaadin

Who is using Vaadin?

Have anyone knowledge of real world vaadin based applications? Would be great to assemble a list on who is using Vaadin. ...

How to select all row in vaadin table?

HI, I am having one check box and one table and table has 10 rows .If user selects the check box then all the 10 rows in the vaadin table should need to select but i don't know how to achieve this functionality.Can anyone tell me how to achieve this? If possible provide me some code snippet. ...

java annotations - problem with calling a locator class from a Vaadin Project

Hello, I'm not sure how to explain this without writing several pages so I hope the actual code is more expressive. I've made a jar containing multiple annotation declaration similar to the following: @Target(ElementType.PACKAGE) @Retention(RetentionPolicy.RUNTIME) public @interface MarkedPackage { } then I have made a test jar cont...

How to integrate maven generated vaadin project into eclipse vaadin plugin?

Eclipse Vaadin plugin has cool autobuild feature. Just clicking "restart application" in debug console will bring up to date application version to live. Unfortunately importing maven generated vaadin project(using m2e) and copy-pasting .project buildCommands and natures from vaadin eclipse plugin generated project does not works. I...

How to solve this problem in Vaadin Table?

Hi Friends, I used Vaadin Table component in my application and i set a page length to 15, Length of the Table is not consistent in different screens resolutions . For example in 1440 x 900 resolution height of the table is big but in 1280 x 1024 resolution the height of the table is less . I don't know how to solve this proble...

Is it possible to set column width in Percentage in Vaadin?

Hi, Is it possible to set a columnwidth of the Table in vaddin in percentage.If is it possible tell me how to do it with example code snippet.Thanks in advance. ...

Which Web2.0 framework integrates best with JPA2?

Hi all My choice is between Tapestry 5 Vaadin JSF2 --- start EDIT 2010-05-13 18:04 -- Spring MVC (don't know why I forgot to mention this) --- stop EDIT 2010-05-13 18:04 -- I like Vaadin most, because it seems to come with all the look-and-feel features out-of-the-box, I wonder if anyone has experience with Vaadin and JPA2, pre...

What is the method of choice to adjust CSS changes in vaadin?

I am struggling with some minor layout changes in vaadin which has to be done on Java AND Css side. Everytime I need to adjust a layout thing like padding-top, background color or bold text of one component I need to set the style via Java code too: userLink.setStyleName("textbold"); The changes in my styles.css (under VAADIN/themes/...

Which Java Web Framework allows Cross-Domain Javascripting (http proxy) ?

So just a quick intro, I am starting to explore Vaadin, and it's absolutely perfect. Previously, I was juggling PHP, Perl, Ruby, and Jquery for designing rich client web application. It didn't work out too well, as I've burnt out from trying to fix cross browser issues (aka get-it-to-work-on-IE-damn-it), handling server-side, client-side...

Vaadin - GWT error "module xxx may need to be recompiled

I'm ramping up on Vaadin and I'm getting this javascript alert whenever I try and run the demo apps. GWT module 'com.vaadin.terminal.gwt.DefaultWidgetSet' may need to be recompiled I've tried cleaning the project to no avail. As I said, I'm ramping up so I'm sure there's some simple step I'm missing or a concept I haven't grasped. ...

dynamicresports and jasperreport within vaadin streamresource

Hi, STACKOVERFLOW is my final destination for my questions. Vaadin forum is really quiet and dynamicreports has no forum. I have a problem integrating dynamicreports which is based on jasperreport with vaadin class named "Embedded". The "Embedded" class needs StreamResource object and all will be ended implementing getStream() function...

Vaadin Entry Point

I am wondering if/where I can put some code to run the VERY first time the Vaadin server is initialized? (Not the first time a user hits the site) (For example for loading proxy settings from files, starting rss crawlers etc.) It's quite possible I'm missing a trick with the JavaEE stuff here, I'm pretty new to this stuff. ...

Vaadin TabSheet tab size

Hi, I have a Vaadin TabSheet and I created 4 Tabs, but I want all these 4 tabs to spread for the whole width of my Tabsheet. Currently they only span about 50% of the width. I have tried setSizeFull(), setWidth("100%") on the tab object as well as tabsheet object and it doesnt help. Please let me know if anybody has any idea how to d...

Vaadin radio button question

I want to display my radio buttons in 1 line such as: O Option1 O Option2 However with Vaadin I cannot accomplish this it seems like the following, O Option1 O Option2 here is my code: final List<String> options = Arrays.asList(new String[] { "hebele", "hubele"}); final OptionGroup group = new OptionGroup("...

Using Spring in a portlet without Spring MVC

Hi Is there a way to develop portlets with spring without using the DispatcherPortlet? I want to use other technologies for the UI, mainly Vaadin. Spring is used for DI and other stuff. Is there something similar to ContextLoaderListener class in the Portlet side? ...

How do I control column width of the Vaadin Table?

I have a large table to display in one of our Vaadin application. The table has 110 columns with large text header for each column. On display the table looks awful as all the column header goes off the screen and the header separator loses the alignment with the data record column separator. I have set the table width to 100% to displ...

Vaadin and JPA container, store beans or not

I'm a first-timer to this and would like to have some guidance regarding how to store objects in a database.. I have an object Person, with a couple of fields in it. I have one PersonContainer which loads all the objects from the database. What is best of these two: (or if they both suck, tell me what's the right thing to do) Store th...

Persistence with Vaadin

Hi I'm trying to learn vaadin. I'm really confused how to do any kind of application development with persistence because if I have a reference to my service layer objects, they get stored in session and I really don't want that. Persistence stuff just isn't serializable. My case is that I have an already made application that uses Spr...

jgraph like component on vaadin framework

Hi, Currently I am working on a process manager kind application, which needs jgraph( http://www.jgraph.com ) kind of component. The process manager is a kind of process flow chart. I am currently using vaadin framework. Is there any such built in components available in vaadin or can i have any plugin to create a drag & drop graph for ...

New technology for Java freelancer to learn Vaadin, GWT?

I am a mid way through an EJB3 java project, also using jquery and sql server. I consider myslef reasonably proficient at all the technologies(and design patterns). I have the opportunity to chose, a possibly new technology, for my next project. I was considering using Vaadin, however a quick look on the UK jobs web sites shows a distin...