package com.vaadin.tests.components.tree;
import com.vaadin.tests.components.AbstractTestCase;
import com.vaadin.ui.LegacyWindow;
import com.vaadin.ui.RichTextArea;
import com.vaadin.ui.TextField;
import com.vaadin.ui.Tree;
import com.vaadin.ui.VerticalLayout;
public class TreeScrolling extends AbstractTestCase {
@Override
public void init() {
VerticalLayout layout = new VerticalLayout();
layout.setSizeUndefined();
LegacyWindow w = new LegacyWindow("", layout);
setMainWindow(w);
TextField filler1 = new TextField();
RichTextArea filler2 = new RichTextArea();
Tree tree = new Tree();
for (int i = 0; i < 20; i++) {
String parentId = "Item " + i;
// Item parentItem =
tree.addItem(parentId);
for (int j = 0; j < 20; j++) {
String subId = "Item " + i + " - " + j;
// Item subItem =
tree.addItem(subId);
tree.setParent(subId, parentId);
}
}
for (Object id : tree.rootItemIds()) {
tree.expandItemsRecursively(id);
}
layout.addComponent(filler1);
layout.addComponent(filler2);
layout.addComponent(tree);
}
@Override
protected String getDescription() {
return "Tests what happens when a tree is partly out of view when an item is selected";
}
@Override
protected Integer getTicketNumber() {
return 5400;
}
}