source.dussan.org Git - vaadin-framework.git/blob

   1 package com.vaadin.tests.integration;
   2
   3 import com.vaadin.annotations.DesignRoot;
   4 import com.vaadin.annotations.Widgetset;
   5 import com.vaadin.server.ClassResource;
   6 import com.vaadin.server.Resource;
   7 import com.vaadin.server.VaadinRequest;
   8 import com.vaadin.ui.Grid;
   9 import com.vaadin.ui.Image;
  10 import com.vaadin.ui.Label;
  11 import com.vaadin.ui.UI;
  12 import com.vaadin.ui.VerticalLayout;
  13 import com.vaadin.ui.declarative.Design;
  14
  15 @Widgetset("com.vaadin.DefaultWidgetSet")
  16 public class ServletIntegrationUI extends UI {
  17
  18     public static class Country {
  19         private final String name;
  20         private final String id;
  21         private final Resource icon;
  22
  23         public Country(String name, String id, Resource icon) {
  24             this.name = name;
  25             this.id = id;
  26             this.icon = icon;
  27         }
  28
  29         public String getName() {
  30             return name;
  31         }
  32
  33         public String getId() {
  34             return id;
  35         }
  36
  37         public Resource getIcon() {
  38             return icon;
  39         }
  40     }
  41
  42     @Override
  43     protected void init(VaadinRequest request) {
  44         VerticalLayout layout = new VerticalLayout();
  45         layout.setMargin(true);
  46         setContent(layout);
  47
  48         final Grid<Country> grid = new Grid<>();
  49         // TODO ImageRenderer does not support ClassResource
  50         grid.addComponentColumn(country -> new Image(null, country.getIcon()))
  51                 .setWidth(50).setCaption("");
  52         grid.addColumn(country -> country.getName()).setWidth(100)
  53                 .setCaption("Country");
  54         grid.setItems(new Country("Finland", "FI", new ClassResource("fi.gif")),
  55                 new Country("Sweden", "SE", new FlagSeResource()));
  56         grid.setHeight("200px");
  57         grid.setWidth("200px");
  58         layout.addComponent(grid);
  59
  60         final Label selectedLabel = new LabelFromDesign();
  61         grid.addSelectionListener(event -> selectedLabel.setValue(
  62                 event.getFirstSelectedItem().map(c -> c.getId()).orElse("")));
  63         layout.addComponent(selectedLabel);
  64     }
  65
  66     @DesignRoot
  67     public static class LabelFromDesign extends Label {
  68         public LabelFromDesign() {
  69             Design.read(this);
  70         }
  71     }
  72 }