//// Copyright 2002 Nokia Corporation.//// THIS SOURCE CODE IS PROVIDED 'AS IS', WITH NO WARRANTIES WHATSOEVER,// EXPRESS OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY, FITNESS// FOR ANY PARTICULAR PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE// OR TRADE PRACTICE, RELATING TO THE SOURCE CODE OR ANY WARRANTY OTHERWISE// ARISING OUT OF ANY PROPOSAL, SPECIFICATION, OR SAMPLE AND WITH NO// OBLIGATION OF NOKIA TO PROVIDE THE LICENSEE WITH ANY MAINTENANCE OR// SUPPORT. FURTHERMORE, NOKIA MAKES NO WARRANTY THAT EXERCISE OF THE// RIGHTS GRANTED HEREUNDER DOES NOT INFRINGE OR MAY NOT CAUSE INFRINGEMENT// OF ANY PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OWNED OR CONTROLLED// BY THIRD PARTIES//// Furthermore, information provided in this source code is preliminary,// and may be changed substantially prior to final release. Nokia Corporation// retains the right to make changes to this source code at any time,// without notice. This source code is provided for informational// purposes only.//// Nokia and Nokia Connecting People are registered trademarks of Nokia// Corporation. Java and all Java-based marks are trademarks or registered// trademarks of Sun Microsystems, Inc. Other product and company names// mentioned herein may be trademarks or trade names of their respective owners.//// A non-exclusive, non-transferable, worldwide, limited license is hereby// granted to the Licensee to download, print, reproduce and modify the// source code. The licensee has the right to market, sell, distribute and// make available the source code in original or modified form only when// incorporated into the programs developed by the Licensee. No other// license, express or implied, by estoppel or otherwise, to any other// intellectual property rights is granted herein.//import javax.microedition.lcdui.*;class PeerScreen     extends Form     implements CommandListener{    private final ChatMIDlet parent;    private final TextField nameField;    private final TextField phoneNumberField;    private final Command okCommand, backCommand;    PeerScreen(ChatMIDlet parent)    {        super("");        this.parent = parent;        nameField = new TextField(" Name: ", null, 5, TextField.ANY);        phoneNumberField = new TextField(" Phone:",            null,            20,            TextField.PHONENUMBER);        append(nameField);        append(phoneNumberField);        okCommand = new Command("OK", Command.OK, 1);        backCommand = new Command("Back", Command.BACK, 2);        addCommand(okCommand);        addCommand(backCommand);        setCommandListener(this);    }    void init(String name, String phoneNumber)    {        nameField.setString(name);        phoneNumberField.setString(phoneNumber);        setTitle((name != null) ? "Edit Peer" : "Add New Peer");    }    public void commandAction(Command c, Displayable d)    {        if (c == okCommand)        {            String name = nameField.getString();            String phoneNumber = phoneNumberField.getString();            if (name.length() > 0 && phoneNumber.length() > 0)            {                parent.peerScreenDone(name, phoneNumber);            }            else            {                ErrorScreen.showError("Name or Address is invalid!");            }        }        else        {            // backCommand            parent.peerScreenBack();        }    }}