vaadin Questions
1
Solved
In a Vaadin 14 web app project created by the "Plain Java Servlet" flavor of the Vaadin Starter page, there are numerous folders automatically created by the Maven POM file process.
Where is th...
Unnamed asked 31/1, 2020 at 0:52
5
Currently I am programming the Web Application based on Vaadin. I am quite happy with the learning cycle and the way how easy UI can be designed.
In general pluses of Vaadin are:
"Native" UI pro...
Gemsbok asked 4/1, 2012 at 20:23
4
Solved
I have a problem packaging a web application based on vaadin. I have two projects in my workspace called project A and project B. Project A is referencing B and the dependencies are resolven within...
10
Can anyone suggest whether "GWT" or "Vaadin" are a better choice to design an application? Also: what are the differences in coding style?
4
Solved
I'm trying to create a simple Java webapp using IntelliJ (v11.1.3) and integrate it with a simple maven pom file to download the Vaadin jar.
Here is my pom file:
<project xmlns="http://maven.a...
Coy asked 14/8, 2012 at 5:44
6
Hy everyone!
I want to use Sass variables with in a Vaadin 7.1.0 project for a linear gradient background, but some reason it doesn't work.
The code:
$topBarDarkBlue: #5F7FB7;
$topBarLightBlue: #8...
2
Solved
I would like to programmatically set a border around a Form component in Java. How can I do this without having to edit the css style sheet?
Anisomerous asked 8/4, 2011 at 11:58
1
In using Vaadin Flow, version 14, I know we can store state as key-value pairs kept as "attributes" via getAttribute/setAttribute/removeAttribute methods found on:
VaadinSession (per-user scope)
...
Indira asked 21/9, 2019 at 1:55
4
Solved
We are trying to choose a framework for our client development for a web application. These are the key points about our application.
1) Rich text application where user performs many activi...
1
Solved
Context (web app)
To store state available to our entire Vaadin app, we can get and set "Attribute" on the VaadinContext object that represents our entire Vaadin-based web app at runtime. These at...
Janik asked 19/8, 2019 at 22:38
1
Solved
When I have small widget such as a LoginLayout within another layout appearing in a much larger window, how can I center the content? I want the content to appear approximately in the middle of the...
Maciemaciel asked 17/8, 2019 at 20:13
3
Solved
I'm developing two separate projects: one is Polymer app with Service worker(scaffolded with Polymer CLI) and second app is Spring Boot with Vaadin and its itegration library Vaadin Spring. Both ap...
Parkway asked 20/6, 2016 at 9:31
1
Solved
I need to test a Vaadin app, and sometimes, a popup is displayed about a communication problem.
This seems to be a Cypress error report, be it is displayed with the Vaadin template, so it is a bit...
0
I am following this tutorial Vaadin microservices - High availability in order to buiild a Vaadin frontend with multiple instances providing high availability with session replication.
The problem...
Midden asked 27/5, 2019 at 16:48
4
Solved
I am using a vaadin TextArea as a rough console. The user can enter commands which should be executed when he presses the enter key. Is there a way to specify this with a listener on the TextArea?
...
1
I currently try to set the title of the page.
Scenario
public class A extends FlexLayout implements RouterLayout {}
@Route(value = "b", layout = A.class)
public class B extends FlexLayout{}
@R...
Janessa asked 10/5, 2019 at 11:11
3
Solved
I am using vaadin upload to upload files on web application with polymer. And I am using golang for back-end.
<vaadin-upload target="../upload" max-files="20" accept="application/pdf,image/*"
...
1
Solved
I got a simple StreamResource example where SpringSecurityContext mysteriously disappears when clicking on the download anchor. Basically when download anchor is clicked createInputStream method is...
Affenpinscher asked 21/3, 2019 at 9:1
2
Solved
I need to get the current servers name an all the other information stored in the URI.
In Vaadin 8 it was accessible thru the Page by calling something like this:
URI uri = Page.getCurrent().getLo...
Bohrer asked 6/2, 2019 at 14:16
4
Solved
I'm using Vaadin 6.8.2 and Maven to develop an application.
I've tried to add the Calendar add-on (1.3.0 - the version for Vaadin 6) to my project by following step by step the tutorial from this ...
2
Solved
I want to section off one area of a layout from another visually in my Vaadin Flow layout using the Java API.
I want something like the hr horizontal rule found in HTML. I would also want the equ...
Geraldgeralda asked 18/12, 2018 at 3:17
1
Solved
I have integrated some HTML/JS Code into my Vaadin WebApplication by creating an AbstractJavaScriptComponent. The Component almost works as intended.
How do I call the passInfo() method defined in...
Warrenwarrener asked 10/12, 2018 at 23:15
2
Solved
preamble: I'm an advanced Vaadin developer (I've used 6, 7, and now all my project are migrated to Vaadin 8).
I'm starting to study Vaadin 10 / Flow, but I find myself in some hot waters.
What I'...
Hunterhunting asked 29/6, 2018 at 10:54
5
Solved
I create simple grid with data from database:
BeanItemContainer<Customer> container = new BeanItemContainer<>(Customer.class, customerRepository.findAll());
Grid grid = new Grid(contai...
Semiannual asked 6/8, 2015 at 16:44
2
Solved
I am using Vaadin 8.5.1 Grid to display 1000's of rows.
Once a row is updated with change in it property, I use
grid.getDataProvider().refreshItem(selectedRow)
or
grid.getDataProvider().refreshAl...
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