thoerup/traininfo/WelcomeScreen.java

package dk.thoerup.traininfo;


import java.util.ArrayList;

import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.location.Location;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Handler;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.Toast;

import com.nullwire.trace.ExceptionHandler;

import dk.thoerup.android.traininfo.common.StationEntry;
import dk.thoerup.androidutils.CheckUpdates;
import dk.thoerup.traininfo.provider.OfflineStationProvider;
import dk.thoerup.traininfo.provider.ProviderFactory;
import dk.thoerup.traininfo.provider.StationProvider;
import dk.thoerup.traininfo.stationmap.GeoPair;
import dk.thoerup.traininfo.stationmap.StationMapView;
import dk.thoerup.traininfo.util.MessageBox;

public class WelcomeScreen extends Activity{
        
        final static String stationsreload = "stationsreload";
        final static int MENU_SETTINGS = 1;
        final static int MENU_RELOAD = 2;
        
        
        public enum ListType {
                ListNearest,
                ListSearch,
                ListFavorites
        }
        
        Handler handler = new Handler();
        
        SharedPreferences prefs;
        
        @Override
        public void onCreate(Bundle savedInstanceState) {
                
                super.onCreate(savedInstanceState);
                
                prefs = getSharedPreferences("TrainStation", 0);
                
                requestWindowFeature( Window.FEATURE_NO_TITLE );
                setContentView(R.layout.welcome);
                
                Button nearestButton = (Button) findViewById(R.id.nearest);
                nearestButton.setOnClickListener( new StationListListener(ListType.ListNearest));
                
                Button searchButton = (Button) findViewById(R.id.search);
                searchButton.setOnClickListener( new StationListListener(ListType.ListSearch));
                
                Button favoritesButton = (Button) findViewById(R.id.favorites);
                favoritesButton.setOnClickListener( new StationListListener(ListType.ListFavorites));
                
                Button aboutButton = (Button) findViewById(R.id.about);
                aboutButton.setOnClickListener( new AboutListener() );
                
                ExceptionHandler.register(this, "http://t-hoerup.dk/android/trace.php");
                
                CheckUpdates update = new CheckUpdates();
                update.checkForUpdates(this, "http://t-hoerup.dk/android/traininfo/version.txt", "TrainInfo DK", null);
                /*
                Runnable r = new Runnable() {
                        @Override
                        public void run() {
                                View splash = findViewById(R.id.splash);
                                splash.setVisibility(View.GONE);
                        }
                };              
                handler.postDelayed(r, 1500);
                */
                
                StationProvider sp = ProviderFactory.getStationProvider();
                
                if (sp instanceof OfflineStationProvider ) {
                        OfflineStationProvider osp = (OfflineStationProvider) sp;
                        try {
                                
                                long last = prefs.getLong(stationsreload, 0);
                                long now = System.currentTimeMillis();
                                
                                if ( (now-last) > (14*24*60*60*1000) ) {
                                        new StationLoader(osp).execute( (Void)null);
                                } else {
                                
                                        boolean didLoad = osp.loadStations(this);
                                        
                                        if (didLoad == false) {                                 
                                                new StationLoader(osp).execute( (Void)null);
                                        }
                                }
                                
                        } catch (Exception e) {
                                Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
                        }
                }
        }
        
        
        @Override
        protected void onDestroy() {
                super.onDestroy();
                ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
        }


        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
                MenuItem item;
                
                item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
                item.setIcon(android.R.drawable.ic_menu_preferences);
                
                item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
                item.setIcon(android.R.drawable.ic_menu_rotate);
                
                return true;
        }
        
        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
                boolean retval = true;
                
                switch (item.getItemId()) {
                case MENU_SETTINGS:
                        Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
                        WelcomeScreen.this.startActivity(intent);
                        break;
                        
                case MENU_RELOAD:
                        OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
                        new StationLoader(osp).execute( (Void)null);                    
                        break;
                        
                default:
                        retval = super.onOptionsItemSelected(item);
                }
                
                return retval;
        }
        

        class AboutListener implements OnClickListener {

                @Override
                public void onClick(View v) {
                        /*
                        String appName = WelcomeScreen.this.getResources().getString(R.string.app_name);
                        String ver = WelcomeScreen.this.getResources().getString(R.string.app_version);                 
                        
                        StringBuffer message = new StringBuffer();
                        message.append(appName);
                        message.append(" v").append(ver).append("\n");
                        message.append("By Torben H. Nielsen\n"); 

                        MessageBox.showMessage(WelcomeScreen.this, message.toString());*/
                        Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://t-hoerup.dk/android/traininfo/")); 
                        startActivity(browserIntent);
                }

        }
        

        class StationListListener implements OnClickListener{
                ListType launchType;
                StationListListener(ListType type) {
                        launchType = type;
                }
                
                @Override
                public void onClick(View v) {
                        Intent intent = new Intent(WelcomeScreen.this, StationList.class);
                        intent.putExtra("type", launchType);
                        WelcomeScreen.this.startActivity(intent);
                }
                
        }
        
        class StationLoader extends AsyncTask<Void,Void,Void> {


                boolean succeeded;
                ProgressDialog dlg;
                OfflineStationProvider osp;
                
                public StationLoader(OfflineStationProvider osp) {
                        this.osp = osp;
                }
                
                @Override
                protected Void doInBackground(Void... params) {
                        try {
                                osp.downloadStations( WelcomeScreen.this );
                                succeeded = true;
                        } catch (Exception e) {
                                succeeded = false;
                                Toast.makeText(WelcomeScreen.this, "Error " + e.getMessage(), Toast.LENGTH_LONG).show();
                        }
                        return null;
                }

                @Override
                protected void onPreExecute() {
                        super.onPreExecute();
                        
                        dlg = new ProgressDialog(WelcomeScreen.this);
                        dlg.setMessage( "Downloading stations list" );//TODO: translate
                        dlg.setCancelable(true);
                        dlg.show();
                }

                @Override
                protected void onPostExecute(Void result) {
                        super.onPostExecute(result);
                        
                        dlg.dismiss();
                        dlg = null;
                        
                        if (succeeded) {
                                Editor edit = prefs.edit();
                                edit.putLong(stationsreload, System.currentTimeMillis() );
                                edit.commit();
                        }
                }       
        }
        
}
1	torben	481	package dk.thoerup.traininfo;
2
3	torben	1548
4
5			import java.util.ArrayList;
6
7	torben	481	import android.app.Activity;
8	torben	1547	import android.app.ProgressDialog;
9	torben	481	import android.content.Intent;
10	torben	1547	import android.content.SharedPreferences;
11			import android.content.SharedPreferences.Editor;
12	torben	1548	import android.location.Location;
13	torben	500	import android.net.Uri;
14	torben	1547	import android.os.AsyncTask;
15	torben	481	import android.os.Bundle;
16	torben	743	import android.os.Handler;
17	torben	1159	import android.util.Log;
18	torben	1548	import android.view.Menu;
19			import android.view.MenuItem;
20	torben	481	import android.view.View;
21	torben	1547	import android.view.View.OnClickListener;
22	torben	482	import android.view.Window;
23	torben	481	import android.widget.Button;
24	torben	1547	import android.widget.Toast;
25	torben	481
26	torben	720	import com.nullwire.trace.ExceptionHandler;
27
28	torben	1548	import dk.thoerup.android.traininfo.common.StationEntry;
29	torben	1131	import dk.thoerup.androidutils.CheckUpdates;
30	torben	1547	import dk.thoerup.traininfo.provider.OfflineStationProvider;
31	torben	1159	import dk.thoerup.traininfo.provider.ProviderFactory;
32	torben	1547	import dk.thoerup.traininfo.provider.StationProvider;
33	torben	1548	import dk.thoerup.traininfo.stationmap.GeoPair;
34			import dk.thoerup.traininfo.stationmap.StationMapView;
35			import dk.thoerup.traininfo.util.MessageBox;
36	torben	720
37	torben	481	public class WelcomeScreen extends Activity{
38	torben	1547
39			final static String stationsreload = "stationsreload";
40	torben	1548	final static int MENU_SETTINGS = 1;
41			final static int MENU_RELOAD = 2;
42	torben	1547
43	torben	1548
44	torben	481	public enum ListType {
45			ListNearest,
46			ListSearch,
47			ListFavorites
48			}
49
50	torben	743	Handler handler = new Handler();
51
52	torben	1547	SharedPreferences prefs;
53
54	torben	481	@Override
55			public void onCreate(Bundle savedInstanceState) {
56	torben	916
57			super.onCreate(savedInstanceState);
58	torben	1547
59			prefs = getSharedPreferences("TrainStation", 0);
60
61	torben	482	requestWindowFeature( Window.FEATURE_NO_TITLE );
62	torben	481	setContentView(R.layout.welcome);
63
64			Button nearestButton = (Button) findViewById(R.id.nearest);
65			nearestButton.setOnClickListener( new StationListListener(ListType.ListNearest));
66
67			Button searchButton = (Button) findViewById(R.id.search);
68			searchButton.setOnClickListener( new StationListListener(ListType.ListSearch));
69
70			Button favoritesButton = (Button) findViewById(R.id.favorites);
71			favoritesButton.setOnClickListener( new StationListListener(ListType.ListFavorites));
72
73			Button aboutButton = (Button) findViewById(R.id.about);
74			aboutButton.setOnClickListener( new AboutListener() );
75	torben	568
76			ExceptionHandler.register(this, "http://t-hoerup.dk/android/trace.php");
77	torben	720
78			CheckUpdates update = new CheckUpdates();
79	torben	911	update.checkForUpdates(this, "http://t-hoerup.dk/android/traininfo/version.txt", "TrainInfo DK", null);
80	torben	846	/*
81	torben	743	Runnable r = new Runnable() {
82			@Override
83			public void run() {
84			View splash = findViewById(R.id.splash);
85			splash.setVisibility(View.GONE);
86			}
87			};
88			handler.postDelayed(r, 1500);
89	torben	846	*/
90	torben	1547
91			StationProvider sp = ProviderFactory.getStationProvider();
92
93			if (sp instanceof OfflineStationProvider ) {
94			OfflineStationProvider osp = (OfflineStationProvider) sp;
95			try {
96
97			long last = prefs.getLong(stationsreload, 0);
98			long now = System.currentTimeMillis();
99
100			if ( (now-last) > (142460601000) ) {
101			new StationLoader(osp).execute( (Void)null);
102			} else {
103
104			boolean didLoad = osp.loadStations(this);
105
106			if (didLoad == false) {
107			new StationLoader(osp).execute( (Void)null);
108			}
109			}
110
111			} catch (Exception e) {
112			Toast.makeText(this, "" + e.getMessage(), Toast.LENGTH_SHORT).show();
113			}
114			}
115	torben	481	}
116	torben	1159
117
118	torben	743
119	torben	1159	@Override
120			protected void onDestroy() {
121			super.onDestroy();
122			ProviderFactory.purgeOldEntries(); //exiting application, do some cleanup
123			}
124
125
126	torben	1548	@Override
127			public boolean onCreateOptionsMenu(Menu menu) {
128			MenuItem item;
129
130			item = menu.add(0, MENU_SETTINGS, 0, getString(R.string.welcome_settings) );
131			item.setIcon(android.R.drawable.ic_menu_preferences);
132
133			item = menu.add(0, MENU_RELOAD, 0, getString(R.string.welcome_reloadstations));
134			item.setIcon(android.R.drawable.ic_menu_rotate);
135
136			return true;
137			}
138
139			@Override
140			public boolean onOptionsItemSelected(MenuItem item) {
141			boolean retval = true;
142
143			switch (item.getItemId()) {
144			case MENU_SETTINGS:
145			Intent intent = new Intent(WelcomeScreen.this, SettingsScreen.class);
146			WelcomeScreen.this.startActivity(intent);
147			break;
148
149			case MENU_RELOAD:
150			OfflineStationProvider osp = (OfflineStationProvider) ProviderFactory.getStationProvider();
151			new StationLoader(osp).execute( (Void)null);
152			break;
153
154			default:
155			retval = super.onOptionsItemSelected(item);
156			}
157
158			return retval;
159			}
160
161	torben	1159
162	torben	481	class AboutListener implements OnClickListener {
163
164			@Override
165			public void onClick(View v) {
166	torben	500	/*
167	torben	484	String appName = WelcomeScreen.this.getResources().getString(R.string.app_name);
168			String ver = WelcomeScreen.this.getResources().getString(R.string.app_version);
169
170	torben	483	StringBuffer message = new StringBuffer();
171	torben	484	message.append(appName);
172			message.append(" v").append(ver).append("\n");
173	torben	483	message.append("By Torben H. Nielsen\n");
174
175	torben	500	MessageBox.showMessage(WelcomeScreen.this, message.toString());*/
176	torben	1393	Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://t-hoerup.dk/android/traininfo/"));
177	torben	500	startActivity(browserIntent);
178	torben	481	}
179	torben	483
180	torben	481	}
181	torben	1446
182	torben	483
183	torben	481	class StationListListener implements OnClickListener{
184			ListType launchType;
185			StationListListener(ListType type) {
186			launchType = type;
187			}
188
189			@Override
190			public void onClick(View v) {
191			Intent intent = new Intent(WelcomeScreen.this, StationList.class);
192			intent.putExtra("type", launchType);
193			WelcomeScreen.this.startActivity(intent);
194			}
195
196			}
197	torben	1547
198			class StationLoader extends AsyncTask<Void,Void,Void> {
199
200
201			boolean succeeded;
202			ProgressDialog dlg;
203			OfflineStationProvider osp;
204
205			public StationLoader(OfflineStationProvider osp) {
206			this.osp = osp;
207			}
208
209			@Override
210			protected Void doInBackground(Void... params) {
211			try {
212			osp.downloadStations( WelcomeScreen.this );
213			succeeded = true;
214			} catch (Exception e) {
215			succeeded = false;
216			Toast.makeText(WelcomeScreen.this, "Error " + e.getMessage(), Toast.LENGTH_LONG).show();
217			}
218			return null;
219			}
220
221			@Override
222			protected void onPreExecute() {
223			super.onPreExecute();
224
225			dlg = new ProgressDialog(WelcomeScreen.this);
226			dlg.setMessage( "Downloading stations list" );//TODO: translate
227			dlg.setCancelable(true);
228			dlg.show();
229			}
230
231			@Override
232			protected void onPostExecute(Void result) {
233			super.onPostExecute(result);
234
235			dlg.dismiss();
236			dlg = null;
237
238			if (succeeded) {
239			Editor edit = prefs.edit();
240			edit.putLong(stationsreload, System.currentTimeMillis() );
241			edit.commit();
242			}
243			}
244			}
245
246	torben	481	}