Group items tagged

public class TreeExample implements EntryPoint { public void onModuleLoad() { // Create a tree with a few items in it. TreeItem root = new TreeItem("root"); root.addItem("item0"); root.addItem("item1"); root.addItem("item2"); // Add a CheckBox to the tree TreeItem item = new TreeItem(new CheckBox("item3")); root.addItem(item); Tree t = new Tree(); t.addItem(root); // Add it to the root panel. RootPanel.get().add(t); } }