movieratingsui.java

来自「SUN公司发布的SmartTicket 2.0蓝图」· Java 代码 · 共 524 行 · 第 1/2 页

/*
 * 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: MovieRatingsUI.java,v 1.12 2003/06/24 06:57:24 ro89390 Exp $
 */
package com.sun.j2me.blueprints.smartticket.client.midp.ui;

import javax.microedition.lcdui.*;
import com.sun.j2me.blueprints.smartticket.shared.midp.model.MovieRating;
import com.sun.j2me.blueprints.smartticket.client.midp.ui.UIController.EventIds;

public class MovieRatingsUI extends List implements CommandListener {
    private MovieRating[] movieRatings;
    private UIController uiController;
    private Command syncCommand;
    private Command rateCommand;
    private Command sendCommand;

    public MovieRatingsUI(UIController uiController) {
        super(uiController.getString(UIMessageCodes.MOVIE_RATINGS), IMPLICIT);

        this.uiController = uiController;
        syncCommand = 
            new Command(uiController.getString(UIMessageCodes.SYNC_ALL_RATINGS), 
                        Command.SCREEN, 2);

        addCommand(syncCommand);

        rateCommand = 
            new Command(uiController.getString(UIMessageCodes.EDIT_RATING), 
                        Command.ITEM, 1);

        addCommand(rateCommand);

        sendCommand = 
            new Command(uiController.getString(UIMessageCodes.SEND_RECOMMENDATION), 
                        Command.ITEM, 2);

        addCommand(sendCommand);
        setCommandListener(this);
    }

    public void init(MovieRating[] movieRatings, String[] titles) {
        deleteAll();

        StringBuffer buf = new StringBuffer();

        for (int i = 0; i != movieRatings.length; i++) {
            // Relies on starNumber from 0 to 5 and continuous
            // numbering of the icon indexes
            int starNumber = movieRatings[i].getStarNumber();
            Image image = 
                uiController.getImage((byte) (new Integer(starNumber).byteValue() 
                                              + UIController.ICON_IDX_RATING_UNRATED));

            buf.append(titles[i]);

            if (!movieRatings[i].getAuthor().equals(MovieRating.AUTHOR_SELF)) {
                buf.append(" [");
                buf.append(movieRatings[i].getAuthor());
                buf.append("]");
            } 

            append(buf.toString(), image);
            buf.delete(0, buf.length());
        } 

        if (movieRatings.length > 0) {
            addCommand(sendCommand);
            addCommand(rateCommand);
        } else {
            removeCommand(sendCommand);
            removeCommand(rateCommand);
        } 

        this.movieRatings = movieRatings;
    } 

    public void commandAction(Command command, Displayable displayable) {
        if (command == syncCommand) {
            uiController.handleEvent(UIController.EventIds.EVENT_ID_MOVIE_RATINGS_SYNC_REQUESTED);
        } else if (command == rateCommand || command == List.SELECT_COMMAND) {
            uiController.handleEvent(UIController.EventIds.EVENT_ID_MOVIE_RATING_SELECTED, 
                                     new Object[] {
                movieRatings[getSelectedIndex()]
            });
        } else if (command == sendCommand) {
            uiController.handleEvent(UIController.EventIds.EVENT_ID_MOVIE_RATING_MESSAGE_SEND_SELECTED, 
                                     new Object[] {
                movieRatings[getSelectedIndex()]
            });
        } else {
            uiController.commandAction(command, displayable);
        } 
    } 

    public static class MovieRatingMessageReceiveUI extends Form 
        implements CommandListener {
        private UIController uiController;
        private MovieRating movieRating;
        private StringItem titleItem;
        private MovieRatingItem movieRatingItem;
        private StringItem commentItem;
        private StringItem senderItem;
        private StringItem messageItem;
        private Command okCommand;
        private Command cancelCommand;

        public MovieRatingMessageReceiveUI(UIController uiController) {
            super(uiController.getString(UIMessageCodes.REVIEW_RECOMMENDATION));

            this.uiController = uiController;
            titleItem = 
                new StringItem(uiController.getString(UIMessageCodes.MOVIE_TITLE), 
                               null);

            append(titleItem);

            movieRatingItem = new MovieRatingItem(uiController);

            movieRatingItem.setLayout(Item.LAYOUT_NEWLINE_BEFORE 
                                      | Item.LAYOUT_NEWLINE_AFTER);
            append(movieRatingItem);

            commentItem = 
                new StringItem(uiController.getString(UIMessageCodes.COMMENT), 
                               null);

            append(commentItem);

            senderItem = 
                new StringItem(uiController.getString(UIMessageCodes.FROM), 
                               null);

            append(senderItem);

            messageItem = 
                new StringItem(uiController.getString(UIMessageCodes.MESSAGE), 
                               null);

            append(messageItem);

            okCommand = 
                new Command(uiController.getString(UIMessageCodes.SAVE), 
                            Command.OK, 1);

            addCommand(okCommand);

            cancelCommand = 
                new Command(uiController.getString(UIMessageCodes.DISMISS), 
                            Command.CANCEL, 1);

            addCommand(cancelCommand);
            setCommandListener(this);
        }

        public void init(MovieRating movieRating, String movieTitle, 
                         String sender, String message) {
            this.movieRating = movieRating;

            titleItem.setText(movieTitle);
            movieRatingItem.init(movieRating.getStarNumber(), false);
            commentItem.setText(movieRating.getComment());
            senderItem.setText(sender);
            messageItem.setText(message);
        } 

        public void commandAction(Command command, Displayable displayable) {
            if (command == okCommand) {
                uiController.handleEvent(EventIds.EVENT_ID_MOVIE_RATING_MESSAGE_RECEIVE_SAVE_REQUESTED, 
                                         new Object[]{});
            } else {    // (command == cancelCommand)
                uiController.handleEvent(EventIds.EVENT_ID_MOVIE_RATING_MESSAGE_RECEIVE_SAVE_CANCELLED, 
                                         null);
            } 
        } 

    }

    public static class MovieRatingMessageSendUI extends Form 
        implements CommandListener {
        private UIController uiController;
        private MovieRating movieRating;
        private StringItem titleItem;
        private MovieRatingItem movieRatingItem;
        private StringItem commentItem;
        private TextField messageField;
        private Command okCommand;
        private Command cancelCommand;

        public MovieRatingMessageSendUI(UIController uiController) {
            super(uiController.getString(UIMessageCodes.SEND_RECOMMENDATION));

            this.uiController = uiController;
            titleItem = 
                new StringItem(uiController.getString(UIMessageCodes.MOVIE_TITLE), 
                               null);

            append(titleItem);

            movieRatingItem = new MovieRatingItem(uiController);

            movieRatingItem.setLayout(Item.LAYOUT_NEWLINE_BEFORE 
                                      | Item.LAYOUT_NEWLINE_AFTER);
            append(movieRatingItem);

            commentItem = 
                new StringItem(uiController.getString(UIMessageCodes.COMMENT), 
                               null);

            append(commentItem);

            messageField = 
                new TextField(uiController.getString(UIMessageCodes.MESSAGE), 
                              null, 100, TextField.ANY);

            append(messageField);

            okCommand = 
                new Command(uiController.getString(UIMessageCodes.SEND), 
                            Command.OK, 1);