billinginfoui.java

来自「SUN公司发布的SmartTicket 2.0蓝图」· Java 代码 · 共 156 行

/*
 * Copyright 2001, 2002, 2003 Sun Microsystems, Inc. All Rights Reserved.
 * Except for any files in PNG format (which are marked with the filename
 * extension ".png"), GIF format (which are marked with the filename
 * extension ".gif"), or JPEG format (which are marked with the filename
 * extension ".jpg"), redistribution and use in source and binary forms,
 * with or without modification, are permitted provided that the
 * following conditions are met:
 * - Redistribution of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * - Redistribution in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * You may compile, use, perform and display the following files with
 * original Java Smart Ticket Sample Application code obtained from Sun
 * Microsystems, Inc. only:
 * - files in PNG format and having the ".png" extension
 * - files in GIF format and having the ".gif" extension
 * - files in JPEG format and having the ".jpg" extension
 * You may not modify or redistribute .png, .gif, or .jpg files in any
 * form, in whole or in part, by any means without prior written
 * authorization from Sun Microsystems, Inc. and its licensors, if any.
 * Neither the name of Sun Microsystems, Inc., the 'Java Smart Ticket
 * Sample Application', 'Java', 'Java'-based names, or the names of
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
 * MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
 * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
 * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
 * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
 * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
 * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 * You acknowledge that this software is not designed, licensed or
 * intended for use in the design, construction, operation or maintenance
 * of any nuclear facility.
 * $Id: BillingInfoUI.java,v 1.7 2003/06/22 22:04:47 ro89390 Exp $
 */
package com.sun.j2me.blueprints.smartticket.client.midp.ui;

import javax.microedition.lcdui.*;
import com.sun.j2me.blueprints.smartticket.client.midp.util.ApplicationUtilities;
import com.sun.j2me.blueprints.smartticket.shared.midp.model.AccountInfo;

public class BillingInfoUI extends Form implements CommandListener {
    private UIController uiController;
    private AccountInfo accountInfo;
    private Command saveCommand;
    private Command cancelCommand;
    private StringItem expirationDateItem;
    private UIUtilities.MonthChoiceGroup creditCardExpirationMonthChoiceGroup;
    private UIUtilities.YearChoiceGroup creditCardExpirationYearChoiceGroup;
    private TextField creditCardNumberField;

    public BillingInfoUI(UIController uiController) {
        super(uiController.getString(UIMessageCodes.BILLING_INFORMATION));

        this.uiController = uiController;
        creditCardExpirationMonthChoiceGroup = 
            new UIUtilities.MonthChoiceGroup(uiController);

        append(creditCardExpirationMonthChoiceGroup);

        creditCardExpirationYearChoiceGroup = 
            new UIUtilities.YearChoiceGroup(uiController);

        append(creditCardExpirationYearChoiceGroup);

        creditCardNumberField = 
            new TextField(uiController.getString(UIMessageCodes.CARD_NUM), 
                          null, 19, TextField.NUMERIC);

        append(creditCardNumberField);

        saveCommand = new Command(uiController.getString(UIMessageCodes.SAVE), 
                                  Command.OK, 5);

        addCommand(saveCommand);

        cancelCommand = 
            new Command(uiController.getString(UIMessageCodes.CANCEL), 
                        Command.CANCEL, 5);

        addCommand(cancelCommand);
        setCommandListener(this);
    }

    public void init(AccountInfo accountInfo) {
        this.accountInfo = accountInfo;

        try {
            String creditCardExpirationDate = 
                accountInfo.getCreditCardExpirationDate();

            creditCardExpirationMonthChoiceGroup.setSelectedMonth(ApplicationUtilities.getCreditCardExpirationMonth(creditCardExpirationDate));
            creditCardExpirationYearChoiceGroup.setSelectedYear(ApplicationUtilities.getCreditCardExpirationYear(creditCardExpirationDate));
            creditCardNumberField.setString(accountInfo.getCreditCardNumber());
        } catch (IllegalArgumentException e) {
            // Do nothing.
        } 
    } 

    public void commandAction(Command command, Displayable displayable) {
        if (command == cancelCommand) {
            uiController.handleEvent(UIController.EventIds.EVENT_ID_BILLING_INFO_CANCELLED);
        } else if (command == saveCommand) {
            String creditCardNumber = null;

            try {
                int month = 
                    creditCardExpirationMonthChoiceGroup.getSelectedMonth();
            } catch (IllegalStateException e) {
                uiController.showErrorAlert(uiController.getString(UIMessageCodes.PLEASE_PROVIDE_EXPIRATION_MONTH));

                return;
            } 

            try {
                int year = 
                    creditCardExpirationYearChoiceGroup.getSelectedYear();
            } catch (IllegalStateException e) {
                uiController.showErrorAlert(uiController.getString(UIMessageCodes.PLEASE_PROVIDE_EXPIRATION_YEAR));

                return;
            } 

            creditCardNumber = creditCardNumberField.getString();

            if (creditCardNumber == null || creditCardNumber.length() == 0) {
                uiController.showErrorAlert(uiController.getString(UIMessageCodes.PLEASE_ENTER_CREDIT_CARD_NUMBER));

                return;
            } 

            accountInfo.setCreditCardNumber(creditCardNumber);
            // XXX - Could use a better format for the string, or use
            // individual variables.
            accountInfo.setCreditCardExpirationDate(ApplicationUtilities.getCreditCardExpirationDate(creditCardExpirationMonthChoiceGroup.getSelectedMonth(), 
                    creditCardExpirationYearChoiceGroup.getSelectedYear()));
            uiController.handleEvent(UIController.EventIds.EVENT_ID_BILLING_INFO_SAVE_REQUESTED, 
                                     new Object[] {
                accountInfo
            });
        } 
    } 

}