vaadin Questions

2

Solved

From my Vaadin 8 web app, I want the user to be able to open a report in another window, by clicking a button. The contents are to be generated by the Vaadin app using plain HTML5 rather than using...
Chillon asked 5/8, 2018 at 2:45

2

Solved

I need to refresh the page in vaadin. I created a Refresh Button but the button is not working for refreshing the page. Button Refresh = new Button("Refresh"); Refresh.addClickListener(new Button...
Karrah asked 12/9, 2016 at 6:56

2

I am trying to have a auto refresh feature for the grid which basically, updates the grid with latest data from the server every 'n' seconds. I was able to implement the PollListner whenever the u...
Fivefinger asked 10/8, 2018 at 22:13

2

Solved

The Spring event mechanism supports publishing application events and listening to these events within Spring components via the @EventListener annotation. However, I cannot find anything about sen...
Forgery asked 18/7, 2018 at 7:33

2

In Vaadin 7.5.3, the Grid widget responds to the user pressing the Up (↑) or Down (↓) arrow keys by moving a highlight box around a single cell. If the user then takes a second action, pressing the...
Fredkin asked 8/8, 2015 at 22:49

3

Solved

Problem: I have a Vaadin 8 Grid , and I can't find a way to extract the items inside of it. Description: Starting from a grid Grid<Pojo> myGrid = new Grid<>(); I've configured it s...
Mojgan asked 12/7, 2018 at 9:43

2

Solved

The AbsoluteLayout in Vaadin 8 (Framework) enables pixel-position-oriented placement of widgets within a layout. While not my first layout of choice, the AbsoluteLayout is suited to porting code fr...
Syzygy asked 6/7, 2018 at 19:0

2

Solved

I'm trying to download a csv file after applying filters to the DataProvider. For some reason the filtered results are shown in the Grid, but the downloaded csv file still contains all data. @A...
Croton asked 13/5, 2018 at 17:6

2

@SpringUI public class VaadinUI extends UI { ... String sql = "SELECT * FROM table1"; button.addClickListener(e -> layout.addComponent(new Label(service.evalSql(sql)))); ... Currently, whe...
Essentiality asked 15/6, 2018 at 17:51

1

Solved

I am using the vaadin-grid-filter with Polymer 2.x and I am facing the following problem. I have a vaadin-grid-column as following, <vaadin-grid-column width="15em"> <template class="hea...
Infralapsarian asked 28/5, 2018 at 11:14

3

Solved

Using the Vaadin 8 @PropertyId annotation with the Binder::bindInstanceFields is certainly shorter and sweeter than writing a line of code for each field-property binding. Person person; // `name` ...
Christabelle asked 1/4, 2017 at 7:20

3

Solved

When I am editing grid inline I can save or cancel my grid row changes. I want to update my database entries after button 'save' will be pushed(Data base mechanism has already done) How can I imple...
Godly asked 5/7, 2015 at 16:56

5

Solved

I'm Java developer and I'm going to start the new project. I have the very limited client-side development skills and this is why I really love the idea of Vaadin framework. I have evaluated Vaadin...
Sphericity asked 18/2, 2018 at 15:48

7

Solved

I am using a Vaadin text field and I want to restrict it to support numbers only in it. I tried to override setValue() and return without calling super. setValue() if text is not a number. But it d...
Splutter asked 17/6, 2013 at 9:57

3

Solved

In Vaadin 7 there was an addValidator function, but in Vaadin 8 it does not exist. Vaadin 7 Example: TextField user = new TextField("User:"); user.setRequired(true); user.setInputPrompt("Your ...
Nevernever asked 27/2, 2017 at 17:18

5

I am trying my hands on vaadin and would like to use gantt chat add-on in my vaading 7 project. https://vaadin.com/directory#addon/vaadin-gantt-diagram:vaadin since this is not compatible with vaa...
Bobine asked 28/5, 2013 at 5:8

2

Solved

Im trying to use Grid Component. I need to define the order of a column, I'm using this proyect: https://github.com/vaadin/tutorial/tree/v8-step4 And I add this code: Column name = grid.addColumn...
Courson asked 8/1, 2018 at 20:24

1

Currently learning Vaadin8+SpringBoot for Vaadin made me wanna forget about HTML for a while. Anyways, all is good for some CRUD operations until I mixed in SpringSecurity in the project. Well, I'v...
Barstow asked 5/1, 2018 at 9:55

2

Solved

I'm trying to fade away something from the screen, using: comp.addStyleName("fade-out"); .fade-out { @include valo-animate-out-fade(2500ms, 1000ms); } But as soon as the animation ends, it'...
Red asked 25/12, 2017 at 23:14

1

I have converted my existing project from vaadin 7 to vaadin 8 successfully. There is no error in the project, but when I use mvn install to build the project. I am getting this error:- GWT Module ...
Shaer asked 19/12, 2017 at 7:12

5

Solved

I have a small Vaadin v8 application that has several input fields (comboboxes, selectgroups, etc...). The content of most of these is determined by the chosen content of the first ComboBox. Howeve...
Aegrotat asked 30/9, 2011 at 8:15

4

Solved

Is it possible to set HTML5 attribute autocomplete="off" on TextField in Vaadin 7? I've searched but found no way to set attributes on text fields or just hint browser to disable native autocomplet...
Johnsonjohnsonese asked 3/11, 2014 at 7:44

2

How can You refresh a grid, when some new row was added to its datasoruce container or one of its rows has been edited? I have tried the hacks written about here (http://www.helpsforcoder.com/cod...
Kellykellyann asked 28/8, 2015 at 16:44

2

Solved

The new Valo theme is now the default in Vaadin 7.3 apps. This theme renders visually with widgets (buttons, fields, and so on) that are dramatically larger (wider and taller) than in the previous ...
Alika asked 27/10, 2014 at 0:8

1

I have a Vaadin grid that I use. I make a put request to update the scores of the elements in the grid. I was wondering how to make the grid respond after the update to show the new information. Ri...
Lillalillard asked 8/11, 2017 at 18:26

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