As I said in reply to your precedent message, you can add "userObject" to a tree item, which is every class you want :
http://google-web-toolkit.googlecode.com/svn/javadoc/1.5/com/google/gwt/user/client/ui/TreeItem.html#setUserObject(java.lang.Object) 2009/2/9 Raju <[email protected]> > > I am new to gwt .I am using gwt tree ,when click the treeitem i am > getting treeitem text ...but I need to get multiple values like (code, > name ,parentcode).(how to set multiple values to TreeItem) > > Any one can help me.. > > > here my code: > > /* > * TreeMainEntryPoint.java > * > * Created on February 5, 2009, 2:36 PM > * > * To change this template, choose Tools | Template Manager > * and open the template in the editor. > */ > package org.karishma.client; > > import com.google.gwt.core.client.EntryPoint; > import com.google.gwt.core.client.GWT; > import com.google.gwt.user.client.Window; > import com.google.gwt.user.client.rpc.AsyncCallback; > import com.google.gwt.user.client.rpc.ServiceDefTarget; > > import com.google.gwt.user.client.ui.RootPanel; > import com.google.gwt.user.client.ui.Tree; > import com.google.gwt.user.client.ui.TreeItem; > import com.google.gwt.user.client.ui.TreeListener; > import com.google.gwt.user.client.ui.Widget; > import com.gwtext.client.widgets.Panel; > > import com.gwtext.client.widgets.tree.TreeNode; > import java.util.ArrayList; > import java.util.Iterator; > import java.util.ListIterator; > > /** > * > * @author veerraju > */ > public class TreeMainEntryPoint extends Tree implements EntryPoint, > TreeListener { > > public Tree tree; > > /** > The entry point method, called automatically by loading a module > that declares an implementing class as an entry-point > */ > public void onModuleLoad() { > tree = new Tree(); > tree.addTreeListener((TreeListener) this); > tree.setWidth("10px"); > Panel p1 = new Panel(); > p1.add(tree); > p1.setTitle("Tree Structure"); > p1.setBorder(true); > p1.setPaddings(5); > p1.setSize(250, 500); > p1.setAutoScroll(true); > RootPanel.get().add(p1); > // Create an asynchronous callback to handle the result. > final AsyncCallback callback = new AsyncCallback() { > > public void onSuccess(Object result) { > ArrayList pal1 = (ArrayList) result; > ListIterator li1 = pal1.listIterator(); > while (li1.hasNext()) { > String code = (String) li1.next(); > String name = (String) li1.next(); > String parent = (String) li1.next(); > > if (parent.equals("")) { > String count = getChildCount(pal1, code); > //Window.alert(count); > if (Integer.parseInt(count) > 0) { > TreeItem i1 = new TreeItem(name); > // Window.alert(name); > > getSubNodes(i1, pal1, code); > tree.addItem(i1); > } else { > tree.addItem(name); > } > } > } > } > > public void onFailure(Throwable caught) { > Window.alert("Communication failed...."); > } > > public String getChildCount(ArrayList a, String parent) { > int i = 0; > Iterator j = a.iterator(); > while (j.hasNext()) { > String code = (String) j.next(); > String name = (String) j.next(); > String parent1 = (String) j.next(); > if (parent1.equals(parent)) { > i = i + 1; > } > } > > return new Integer(i).toString(); > } > > public void getSubNodes(TreeItem i1, ArrayList a, String > parent) { > > ListIterator j = a.listIterator(); > while (j.hasNext()) { > String code = (String) j.next(); > String name = (String) j.next(); > String parent1 = (String) j.next(); > if (parent1.equals(parent)) { > String count = getChildCount(a, code); > if (Integer.parseInt(count) > 0) { > TreeNode node1 = new TreeNode(name, code); > TreeItem i2 = new TreeItem(node1.getText > ()); > // Window.alert(i2.toString()); > getSubNodes(i2, a, code); > i1.addItem(i2); > } else { > i1.addItem(name); > } > } > } > > } > }; > getService().getTree(callback); > > } > > public void onTreeItemSelected(TreeItem i1) { > > Window.alert(i1.getText()); > > } > > public void onTreeItemStateChanged(TreeItem i1) { > Window.alert("state changed"); > } > > public static TreeServiceAsync getService() { > // Create the client proxy. Note that although you are > creating the > // service interface proper, you cast the result to the > asynchronous > // version of > // the interface. The cast is always safe because the > generated proxy > // implements the asynchronous interface automatically. > TreeServiceAsync service = (TreeServiceAsync) GWT.create > (TreeService.class); > // Specify the URL at which our service implementation is > running. > // Note that the target URL must reside on the same domain and > port from > // which the host page was served. > // > ServiceDefTarget endpoint = (ServiceDefTarget) service; > String moduleRelativeURL = GWT.getModuleBaseURL() + > "treeservice"; > endpoint.setServiceEntryPoint(moduleRelativeURL); > return service; > } > } > > > thanks in advance.. > Raju... > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. 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