/* * %W% %E% * * Copyright (c) 2000-2004 Sun Microsystems, Inc. All rights reserved.  * PROPRIETARY/CONFIDENTIAL * Use is subject to license terms */package textbox;import javax.microedition.lcdui.*;import javax.microedition.midlet.MIDlet;/** * The textbox demo displays a list of all the text box types and allows the * user to select a specific type of text box to try. * * @version 2.0 */public class TextBoxDemo    extends MIDlet    implements CommandListener {    private Display display;    private ChoiceGroup types;    private ChoiceGroup options;    private Form mainForm;    private final static Command CMD_EXIT = new Command("Exit",                                                            Command.EXIT, 1);    private final static Command CMD_BACK = new Command("Back",                                                            Command.BACK, 1);    private final static Command CMD_SHOW = new Command("Show", Command.SCREEN,                                                         1);    /**     * The labels for the supported textboxs.     */    static final String[] textBoxLabels = {        "Any Character", "E-Mail", "Number", "Decimal", "Phone", "Url"    };    /**     * The supported textbox types.     */    static final int[] textBoxTypes = {        TextField.ANY, TextField.EMAILADDR, TextField.NUMERIC,         TextField.DECIMAL, TextField.PHONENUMBER, TextField.URL    };    private boolean firstTime;        public TextBoxDemo() {        display = Display.getDisplay(this);        firstTime = true;    }    protected void startApp() {        if (firstTime) {            mainForm = new Form("Select a Text Box Type");            mainForm.append("Select a text box type");                // the string elements will have no images            Image[] imageArray = null;                types = new ChoiceGroup("Choose type", Choice.EXCLUSIVE,                                                 textBoxLabels, imageArray);            mainForm.append(types);                // advanced options            String[] optionStrings = { "As Password", "Show Ticker" };            options = new ChoiceGroup("Options", Choice.MULTIPLE,                                                   optionStrings, null);            mainForm.append(options);            mainForm.addCommand(CMD_SHOW);            mainForm.addCommand(CMD_EXIT);            mainForm.setCommandListener(this);            firstTime = false;        }        display.setCurrent(mainForm);    }    protected void destroyApp(boolean unconditional) {    }    protected void pauseApp() {    }    public void commandAction(Command c, Displayable d) {        if (c == CMD_EXIT) {            destroyApp(false);            notifyDestroyed();        } else if (c == CMD_SHOW) {            // these are the images and strings for the choices.            Image[] imageArray = null;            int index = types.getSelectedIndex();            String title = textBoxLabels[index];            int choiceType = textBoxTypes[index];                        boolean[] flags = new boolean[2];                        options.getSelectedFlags(flags);            if (flags[0]) {                choiceType |= TextField.PASSWORD;            }            TextBox textBox = new TextBox(title, "", 50,                                            choiceType);            if (flags[1]) {                textBox.setTicker(new Ticker("TextBox: " + title));            }            textBox.addCommand(CMD_BACK);            textBox.setCommandListener(this);            display.setCurrent(textBox);        } else if (c == CMD_BACK) {            display.setCurrent(mainForm);        }    }}