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package com.vaadin.tests.integration;
import java.io.Serializable;
import com.vaadin.annotations.DesignRoot;
import com.vaadin.annotations.Widgetset;
import com.vaadin.server.ClassResource;
import com.vaadin.server.Resource;
import com.vaadin.server.VaadinRequest;
import com.vaadin.ui.Grid;
import com.vaadin.ui.Image;
import com.vaadin.ui.Label;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.declarative.Design;
@Widgetset("com.vaadin.DefaultWidgetSet")
public class ServletIntegrationUI extends UI {
public static class Country implements Serializable {
private final String name;
private final String id;
private final Resource icon;
public Country(String name, String id, Resource icon) {
this.name = name;
this.id = id;
this.icon = icon;
}
public String getName() {
return name;
}
public String getId() {
return id;
}
public Resource getIcon() {
return icon;
}
}
@Override
protected void init(VaadinRequest request) {
VerticalLayout layout = new VerticalLayout();
layout.setMargin(true);
setContent(layout);
final Grid<Country> grid = new Grid<>();
// TODO ImageRenderer does not support ClassResource
grid.addComponentColumn(country -> new Image(null, country.getIcon()))
.setWidth(50).setCaption("");
grid.addColumn(country -> country.getName()).setWidth(100)
.setCaption("Country");
grid.setItems(new Country("Finland", "FI", new ClassResource("fi.gif")),
new Country("Sweden", "SE", new FlagSeResource()));
grid.setHeight("200px");
grid.setWidth("200px");
layout.addComponent(grid);
final Label selectedLabel = new LabelFromDesign();
grid.addSelectionListener(event -> selectedLabel.setValue(
event.getFirstSelectedItem().map(c -> c.getId()).orElse("")));
layout.addComponent(selectedLabel);
}
@DesignRoot
public static class LabelFromDesign extends Label {
public LabelFromDesign() {
Design.read(this);
}
}
}
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