package com.vaadin.tests.components.treetable;
import com.vaadin.data.Container.Hierarchical;
import com.vaadin.data.util.HierarchicalContainer;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUI;
import com.vaadin.ui.TreeTable;
public class TreeTablePartialUpdates extends AbstractTestUI {
@Override
protected void setup(VaadinRequest request) {
TreeTable tt = new TreeTable();
tt.setContainerDataSource(makeHierarchicalContainer());
tt.setWidth("300px");
addComponent(tt);
}
@SuppressWarnings("unchecked")
private Hierarchical makeHierarchicalContainer() {
HierarchicalContainer hc = new HierarchicalContainer();
hc.addContainerProperty("p1", String.class, "");
hc.addContainerProperty("p2", String.class, "");
Object r1 = hc.addItem();
hc.getItem(r1).getItemProperty("p1").setValue("root1");
hc.getItem(r1).getItemProperty("p2").setValue("root1");
Object r2 = hc.addItem();
hc.getItem(r2).getItemProperty("p1").setValue("root2");
hc.getItem(r2).getItemProperty("p2").setValue("root2");
Object r3 = hc.addItem();
hc.getItem(r3).getItemProperty("p1").setValue("root3");
hc.getItem(r3).getItemProperty("p2").setValue("root3");
Object r4 = hc.addItem();
hc.getItem(r4).getItemProperty("p1").setValue("END");
hc.setChildrenAllowed(r4, false);
addNodesToRoot(hc, r1, 200);
addNodesToRoot(hc, r2, 200);
addNodesToRoot(hc, r3, 200);
return hc;
}
@SuppressWarnings("unchecked")
private void addNodesToRoot(HierarchicalContainer hc, Object root, int count) {
for (int ix = 0; ix < count; ix++) {
Object id = hc.addItem();
hc.getItem(id).getItemProperty("p1").setValue(String.valueOf(ix));
hc.setParent(id, root);
}
}
@Override
protected String getTestDescription() {
return "Tests partial updates and how they affect cached rows and scroll position.";
}
@Override
protected Integer getTicketNumber() {
return 6722;
}
}