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package com.vaadin.tests.tickets;
import com.vaadin.LegacyApplication;
import com.vaadin.data.Item;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.GridLayout;
import com.vaadin.ui.LegacyWindow;
import com.vaadin.ui.Select;
public class Ticket1230 extends LegacyApplication {
private static final Object PROPERTY_ID = new Object();
private static final Object NULL_ITEM_ID = new Object();
private Select selectWithoutNullItem;
private Select selectWithNullItem;
@Override
public void init() {
LegacyWindow w = new LegacyWindow(getClass().getName());
setMainWindow(w);
GridLayout layout = new GridLayout(5, 5);
w.setContent(layout);
layout.setSpacing(true);
{
selectWithoutNullItem = createSelect();
layout.addComponent(selectWithoutNullItem);
Button b = new Button("Select NULL_PROPERTY", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithoutNullItem.select(NULL_ITEM_ID);
printState();
}
});
layout.addComponent(b);
b = new Button("Select 1", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithoutNullItem.select("1");
printState();
}
});
layout.addComponent(b);
b = new Button("Select 2", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithoutNullItem.select("2");
printState();
}
});
layout.addComponent(b);
b = new Button("Select null", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithoutNullItem.select(null);
printState();
}
});
layout.addComponent(b);
}
{
selectWithNullItem = createSelect();
Item nullItem = selectWithNullItem.addItem(NULL_ITEM_ID);
nullItem.getItemProperty(PROPERTY_ID).setValue("NULL");
selectWithNullItem.setNullSelectionItemId(NULL_ITEM_ID);
layout.addComponent(selectWithNullItem);
selectWithNullItem.setCaption("Select with null item id");
Button b = new Button("Select NULL_PROPERTY", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithNullItem.select(NULL_ITEM_ID);
printState();
}
});
layout.addComponent(b);
b = new Button("Select 1", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithNullItem.select("1");
printState();
}
});
layout.addComponent(b);
b = new Button("Select 2", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithNullItem.select("2");
printState();
}
});
layout.addComponent(b);
b = new Button("Select null", new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
selectWithNullItem.select(null);
printState();
}
});
layout.addComponent(b);
}
w.addComponent(new Button("print select values",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
printState();
}
}));
}
@SuppressWarnings("deprecation")
private Select createSelect() {
Select select = new Select();
select.addContainerProperty(PROPERTY_ID, String.class, "");
select.setItemCaptionPropertyId(PROPERTY_ID);
Item item1 = select.addItem("1");
item1.getItemProperty(PROPERTY_ID).setValue("1");
Item item2 = select.addItem("2");
item2.getItemProperty(PROPERTY_ID).setValue("2");
select.setNullSelectionAllowed(true);
return select;
}
void printState() {
System.out.println(" Select without null item "
+ selectWithoutNullItem.getValue());
System.out.println(" Select with null item "
+ selectWithNullItem.getValue());
}
}
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