package com.vaadin.tests.components.combobox;
import com.vaadin.data.Item;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.ComboBox;
import com.vaadin.ui.Component;
import com.vaadin.ui.Table;
import com.vaadin.ui.VerticalLayout;
@SuppressWarnings("serial")
public class ComboBoxSlowInFF extends TestBase {
@Override
protected void setup() {
VerticalLayout lo = new VerticalLayout();
lo.setSizeFull();
final Table t = new Table();
t.setSizeFull();
for (int i = 0; i < 5; i++) {
t.addContainerProperty("test" + i, Component.class, null);
}
Button fill = new Button("fill it");
fill.addListener(new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
t.removeAllItems();
for (int i = 0; i < 200; i++) {
Item item = t.addItem(i);
for (int j = 0; j < 5; j++) {
item.getItemProperty("test" + j).setValue(
createComponent(i, j));
}
}
}
});
lo.addComponent(fill);
lo.addComponent(t);
lo.setExpandRatio(t, 1.0F);
addComponent(lo);
}
private Component createComponent(int x, int y) {
ComboBox box = new ComboBox();
// box.setMultiSelect(true);
box.addContainerProperty("name", String.class, "");
box.setItemCaptionPropertyId("name");
for (int ix = 0; ix < 20; ix++) {
box.addItem(x + 20 * y + ix).getItemProperty("name")
.setValue("" + x + ", " + y + " " + ix);
}
box.setValue(x + 20 * y);
return box;
}
@Override
protected String getDescription() {
return "FF is very slow when rendering many ComboBoxes in a table";
}
@Override
protected Integer getTicketNumber() {
return 3663;
}
}