jvnmobilegismidlet.java

实现了一个基于j2me移动gps定位系统

/*
 * 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: JVNMobileGISMIDlet.java 257 2008-07-17 11:56:07Z khanh.lnq $
 * $URL: https://jvnmobilegis.googlecode.com/svn/trunk/src/org/javavietnam/gis/client/midp/JVNMobileGISMIDlet.java $
 * $Author: khanh.lnq $
 * $Revision: 257 $
 * $Date: 2008-07-17 18:56:07 +0700 (Thu, 17 Jul 2008) $
 *
 * ====================================================================
 *
 * Copyright (C) 2006-2007 by JVNGIS
 *
 * All copyright notices regarding JVNMobileGIS MUST remain
 * intact in the Java codes and resource files.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Support can be obtained from project homepage at:
 * http://code.google.com/p/jvnmobilegis/
 *
 * Correspondence and Marketing Questions can be sent to:
 * khanh.lnq AT gmail.com
 *
 * @version: 1.0
 * @author: Khanh Le
 * @Date Created: 22 Jun 2007
 */

package org.javavietnam.gis.client.midp;

import javax.microedition.midlet.MIDlet;

import org.javavietnam.gis.client.midp.model.ModelFacade;
import org.javavietnam.gis.client.midp.model.Preferences;
import org.javavietnam.gis.client.midp.ui.UIConstants;
import org.javavietnam.gis.client.midp.ui.UIController;
import org.javavietnam.gis.shared.midp.ApplicationException;

/**
 * @author khanhlnq
 */
public class JVNMobileGISMIDlet extends MIDlet {

    // private static final String PROPERTY_SERVICE_URL = "WMS-Server-URL";
    // private static final String PROPERTY_LOCALE = "MobileGIS-Locale";
    // private static final String PROPERTY_WEBGIS = "WebGIS-URL";
    // private static final String PROPERTY_FINDPATH_LAYER = "Find-Path-Layer";
    // public static final String PROPERTY_UPDATE_URL = "Update-URL";
    public static final String PROPERTY_MIDLET_VERSION = "MIDlet-Version";

    private ModelFacade model;
    UIController controller;

    protected void startApp() {
        boolean firstRun = false;
        try {
            model = new ModelFacade();

            Preferences preferences = model.getPreferences();

            if (null != preferences) {
                if (null != preferences.getDefaultLocale()
                        && !"".equals(preferences.getDefaultLocale())) {
                    model.setLocale(preferences.getDefaultLocale());
                } else {
                    firstRun = true;
                    preferences.setDefaultLocale("en-US");
                }
            } else {
                firstRun = true;
                preferences = new Preferences();
                preferences.setDefaultLocale("en-US");
            }

            // Set locale to read resource bundle
            model.setLocale(preferences.getDefaultLocale());

            controller = new UIController(this, model);
            controller.init();
            if (firstRun) {
                preferences.setDefaultLocale("en-US");
                preferences.setWmsServerURL(controller
                        .getString(UIConstants.CONF_WMS_SERVER_URL));
                preferences.setWebGISURL(controller
                        .getString(UIConstants.CONF_WEBGIS_URL));
                // preferences.setFindPathLayer(getAppProperty(
                // PROPERTY_FINDPATH_LAYER));
                model.setLocale(preferences.getDefaultLocale());
                model.setPreferences(preferences);
            }

        } catch (ApplicationException ae) {
            ae.printStackTrace();
            System.err.println(ae.getException() + "/" + ae.getMessage() + "/"
                    + ae.getCode());
            throw new RuntimeException(ae.toString() + " \n" + ae.getMessage());
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println(e + "/" + e.getMessage());
            throw new RuntimeException(e.toString() + " \n" + e.getMessage());
        }
    }

    protected void destroyApp(boolean unconditional) {
        try {
            System.out.println(model);
            model.destroy();
        } catch (ApplicationException ae) {
            ae.printStackTrace();
            System.err.println(ae.getException() + "/" + ae.getMessage() + "/"
                    + ae.getCode());
        }
    }

    protected void pauseApp() {
    }

}