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package com.vaadin.tests.containers;
import com.vaadin.data.Container;
import com.vaadin.data.Item;
import com.vaadin.data.Property;
import com.vaadin.data.util.ContainerHierarchicalWrapper;
import com.vaadin.data.util.IndexedContainer;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Layout;
import com.vaadin.ui.Table;
import com.vaadin.ui.Tree;
public class HierarchicalWrapperOrdering extends TestBase {
private static final long serialVersionUID = 1L;
IndexedContainer indexedContainer = new IndexedContainer();
Container.Hierarchical hier = new ContainerHierarchicalWrapper(
indexedContainer);
Tree tree1;
private static void sort(IndexedContainer container) {
Object[] properties = new Object[1];
properties[0] = "name";
boolean[] ascending = new boolean[1];
ascending[0] = true;
container.sort(properties, ascending);
}
private static void populateContainer(Container.Hierarchical container) {
container.addContainerProperty("name", String.class, null);
addItem(container, "Games", null);
addItem(container, "Call of Duty", "Games");
addItem(container, "Might and Magic", "Games");
addItem(container, "Fallout", "Games");
addItem(container, "Red Alert", "Games");
addItem(container, "Cars", null);
addItem(container, "Toyota", "Cars");
addItem(container, "Volvo", "Cars");
addItem(container, "Audi", "Cars");
addItem(container, "Ford", "Cars");
addItem(container, "Natural languages", null);
addItem(container, "Swedish", "Natural languages");
addItem(container, "English", "Natural languages");
addItem(container, "Finnish", "Natural languages");
addItem(container, "Programming languages", null);
addItem(container, "C++", "Programming languages");
addItem(container, "PHP", "Programming languages");
addItem(container, "Java", "Programming languages");
addItem(container, "Python", "Programming languages");
}
public static void addItem(Container.Hierarchical container, String string,
String parent) {
Item item = container.addItem(string);
item.getItemProperty("name").setValue(string);
if (parent != null) {
container.setParent(string, parent);
}
}
@Override
protected void setup() {
Layout l = getLayout();
populateContainer(hier);
// sort(indexedContainer);
tree1 = new Tree("Tree with wrapped IndexedContainer");
tree1.setContainerDataSource(hier);
tree1.setItemCaptionPropertyId("name");
for (Object id : hier.rootItemIds()) {
tree1.expandItemsRecursively(id);
}
l.addComponent(tree1);
// This contains a bug, changes not reflected back to client
Button modify = new Button("Modify and sort (has a bug)",
new ClickListener() {
private static final long serialVersionUID = 1L;
@Override
public void buttonClick(ClickEvent event) {
// Get first item
Object itemId = indexedContainer.getIdByIndex(0);
Item item = indexedContainer.getItem(itemId);
Property<String> property = (Property<String>) item
.getItemProperty("name");
// Prepend with Z so item should get sorted later
property.setValue("Z " + property.getValue());
// this does not work alone, requires extraneous
// setContainerDataSource for server-side changes to be
// reflected back to client-side
sort(indexedContainer);
}
});
l.addComponent(modify);
Table t = new Table("Table with indexed container", indexedContainer);
l.addComponent(t);
}
@Override
protected String getDescription() {
return "Items should be in same order as in wrapped container after sorting.";
}
@Override
protected Integer getTicketNumber() {
return 3688;
}
}
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