/* * @(#)TextFieldDemo.java	1.7 04/04/25 * * Copyright (c) 2000-2004 Sun Microsystems, Inc. All rights reserved.  * PROPRIETARY/CONFIDENTIAL * Use is subject to license terms */package textfield;import javax.microedition.midlet.MIDlet;import javax.microedition.lcdui.*;/** * The text field demo displays all of the text field types on the screen * allowing the user to edit them at will. * * @version 2.0 */public class TextFieldDemo extends MIDlet implements CommandListener {    private Command exitCommand = new Command("Exit", Command.EXIT, 1);        private boolean firstTime;        private Form mainForm;        public TextFieldDemo() {        firstTime = true;        mainForm = new Form("Text Field");    }        protected void startApp() {        if (firstTime) {            mainForm.append("This demo contains text fields each one " +                    "with a different constraint");                mainForm.append(	            new TextField("Any Character", "", 15, TextField.ANY));            mainForm.append(		    new TextField("E-Mail", "", 15, TextField.EMAILADDR));            mainForm.append(new TextField("Number", "", 15, TextField.NUMERIC));            mainForm.append(                    new TextField("Decimal", "", 15, TextField.DECIMAL));            mainForm.append(                    new TextField("Phone", "", 15, TextField.PHONENUMBER));            mainForm.append(                    new TextField("Password", "", 15, TextField.PASSWORD));            mainForm.append(new TextField("URL", "", 15, TextField.URL));                        mainForm.addCommand(exitCommand);            mainForm.setCommandListener(this);            firstTime = false;        }        Display.getDisplay(this).setCurrent(mainForm);    }        public void commandAction(Command c, Displayable s) {	if (c == exitCommand) {	    destroyApp(false);	    notifyDestroyed();	}	    }        protected void destroyApp(boolean unconditional) {    }        protected void pauseApp() {    }}