/[projects]/android/TrainInfo/src/dk/thoerup/traininfo/DepartureList.java
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Contents of /android/TrainInfo/src/dk/thoerup/traininfo/DepartureList.java

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Revision 1446 - (show annotations) (download)
Wed May 4 20:25:15 2011 UTC (13 years ago) by torben
File size: 19501 byte(s)
Add preferences
1 package dk.thoerup.traininfo;
2
3 import static dk.thoerup.traininfo.R.string.departurelist_fetcharrivals;
4 import static dk.thoerup.traininfo.R.string.departurelist_fetchdepartures;
5 import static dk.thoerup.traininfo.R.string.generic_cancel;
6 import static dk.thoerup.traininfo.R.string.generic_retry;
7
8 import java.text.NumberFormat;
9
10 import android.app.AlertDialog;
11 import android.app.Dialog;
12 import android.app.ListActivity;
13 import android.app.ProgressDialog;
14 import android.content.ActivityNotFoundException;
15 import android.content.DialogInterface;
16 import android.content.Intent;
17 import android.content.SharedPreferences;
18 import android.graphics.Typeface;
19 import android.net.Uri;
20 import android.os.AsyncTask;
21 import android.os.Bundle;
22 import android.preference.PreferenceManager;
23 import android.util.Log;
24 import android.view.Menu;
25 import android.view.MenuItem;
26 import android.view.View;
27 import android.view.View.OnClickListener;
28 import android.widget.Button;
29 import android.widget.ListView;
30 import android.widget.TableLayout;
31 import android.widget.TableRow;
32 import android.widget.TextView;
33 import android.widget.Toast;
34 import dk.thoerup.android.traininfo.common.DepartureBean;
35 import dk.thoerup.android.traininfo.common.DepartureEntry;
36 import dk.thoerup.android.traininfo.common.MetroBean;
37 import dk.thoerup.android.traininfo.common.MetroBean.MetroEntry;
38 import dk.thoerup.android.traininfo.common.StationEntry;
39 import dk.thoerup.traininfo.provider.DepartureProvider;
40 import dk.thoerup.traininfo.provider.MetroProvider;
41 import dk.thoerup.traininfo.provider.ProviderFactory;
42 import dk.thoerup.traininfo.util.MessageBox;
43
44 public class DepartureList extends ListActivity {
45
46 public static final int DLG_PROGRESS = 1;
47 static final int MENU_MAP = 100;
48 static final int MENU_NOTIFICATIONS = 101;
49 static final int MENU_METROMAP = 102;
50 static final int MENU_TOGGLEDETAILS= 103;
51
52
53 DepartureListAdapter adapter;
54 DepartureProvider provider;
55 DepartureBean departures;
56
57 MetroBean metroBean;
58 MetroProvider metro;
59
60 int selectedItemId;
61 //DepartureBean currentDeparture;
62
63 ProgressDialog pgDialog;
64
65 DepartureFetcher fetcher;
66 MetroFetcher metroFetcher;
67
68 StationEntry station;
69
70 String trainType = "REGIONAL";
71
72 boolean arrival = false;
73
74 int commFailCounter = 0;
75
76 @Override
77 protected void onCreate(Bundle savedInstanceState) {
78 super.onCreate(savedInstanceState);
79 setContentView(R.layout.departurelist);
80
81 adapter = new DepartureListAdapter(this);
82 setListAdapter(adapter);
83
84 Intent launchedBy = getIntent();
85
86 station = (StationEntry) launchedBy.getSerializableExtra("stationbean");
87
88 ((TextView) findViewById(R.id.stationName)).setText( station.getName() );
89
90
91 ((TextView) findViewById(R.id.stationAddr)).setText( station.getAddress() );
92
93 final Button departureBtn = (Button) findViewById(R.id.departurebtn);
94 final Button arrivalBtn = (Button) findViewById(R.id.arrivalbtn);
95 final Button metroBtn = (Button) findViewById(R.id.metrobtn);
96 final Button regionalBtn = (Button) findViewById(R.id.regionalbtn);
97 final Button stogBtn = (Button) findViewById(R.id.stogbtn);
98
99 final View metroView = findViewById(R.id.metroonly);
100
101 departureBtn.setOnClickListener( new OnClickListener() {
102 @Override
103 public void onClick(View arg0) {
104 arrivalBtn.setBackgroundResource(R.drawable.custom_button);
105 departureBtn.setBackgroundResource(R.drawable.custom_button_hilight);
106 metroBtn.setBackgroundResource(R.drawable.custom_button);
107
108 getListView().setVisibility( View.VISIBLE );
109 metroView.setVisibility( View.GONE );
110 arrival = false;
111 startDepartureFetcher();
112 }
113 });
114 arrivalBtn.setOnClickListener( new OnClickListener() {
115 @Override
116 public void onClick(View arg0) {
117 arrivalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
118 departureBtn.setBackgroundResource(R.drawable.custom_button);
119 metroBtn.setBackgroundResource(R.drawable.custom_button);
120
121 getListView().setVisibility( View.VISIBLE );
122 metroView.setVisibility( View.GONE );
123 arrival = true;
124 startDepartureFetcher();
125 }
126 });
127
128 regionalBtn.setOnClickListener( new OnClickListener() {
129 @Override
130 public void onClick(View arg0) {
131 regionalBtn.setBackgroundResource(R.drawable.custom_button_hilight);
132 stogBtn.setBackgroundResource(R.drawable.custom_button);
133 metroBtn.setBackgroundResource(R.drawable.custom_button);
134
135 departureBtn.setVisibility( View.VISIBLE );
136 arrivalBtn.setVisibility( View.VISIBLE );
137
138 getListView().setVisibility( View.VISIBLE );
139 metroView.setVisibility( View.GONE );
140 trainType = "REGIONAL";
141 startDepartureFetcher();
142 }
143 });
144 stogBtn.setOnClickListener( new OnClickListener() {
145 @Override
146 public void onClick(View arg0) {
147 regionalBtn.setBackgroundResource(R.drawable.custom_button);
148 stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
149 metroBtn.setBackgroundResource(R.drawable.custom_button);
150
151
152 departureBtn.setVisibility( View.VISIBLE );
153 arrivalBtn.setVisibility( View.VISIBLE );
154
155 getListView().setVisibility( View.VISIBLE );
156 metroView.setVisibility( View.GONE );
157 trainType = "STOG";
158 startDepartureFetcher();
159 }
160 });
161
162
163
164 metroBtn.setOnClickListener( new OnClickListener() {
165 @Override
166 public void onClick(View v) {
167 regionalBtn.setBackgroundResource(R.drawable.custom_button);
168 stogBtn.setBackgroundResource(R.drawable.custom_button);
169 metroBtn.setBackgroundResource(R.drawable.custom_button_hilight);
170
171 departureBtn.setVisibility( View.GONE );
172 arrivalBtn.setVisibility( View.GONE );
173
174 getListView().setVisibility( View.GONE );
175 metroView.setVisibility( View.VISIBLE );
176 startMetroFetcher();
177 }
178 });
179
180
181
182
183 // findViewById(R.id.header).setOnClickListener( mapLauncher );
184
185 int distance = station.getCalcdist();
186 if (distance != 0) {
187 NumberFormat format = NumberFormat.getNumberInstance();
188 format.setMaximumFractionDigits(1);
189 format.setMinimumFractionDigits(1);
190
191 ((TextView) findViewById(R.id.stationDistance)).setText( format.format((double)distance/1000.0) + " km." );
192 } else {
193 ((TextView) findViewById(R.id.stationDistance)).setVisibility(View.GONE);
194 }
195
196 ProviderFactory.purgeOldEntries(); //cleanup before fetching more data
197
198 Log.e("Station", station.toCSV() );
199
200
201
202 if (station.isMetro() == false) {
203 metroBtn.setVisibility( View.GONE );
204 }
205
206 metro = ProviderFactory.getMetroProvider();
207
208 if (station.isRegional() == false ) {
209 regionalBtn.setVisibility(View.GONE);
210 }
211
212 if (station.isStrain() == false ) {
213 stogBtn.setVisibility(View.GONE);
214 }
215
216 if (station.isRegional() == true && station.isStrain() == false ) {
217 if ( station.isMetro() == false )
218 regionalBtn.setVisibility(View.GONE);
219 trainType = "REGIONAL";
220 }
221
222 if (station.isRegional() == false && station.isStrain() == true) {
223 if (station.isMetro() == false)
224 stogBtn.setVisibility(View.GONE);
225
226 stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
227 trainType = "STOG";
228
229 }
230 //Both enabled - use preferred from preferences
231 if (station.isRegional() == true && station.isStrain() == true ) {
232 SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
233 trainType = prefs.getString("traintype", "REGIONAL"); //default value is gps
234
235 if (trainType.equals("STOG") ) {
236 stogBtn.setBackgroundResource(R.drawable.custom_button_hilight);
237 regionalBtn.setBackgroundResource(R.drawable.custom_button);
238 }
239 }
240
241
242 if (station.isRegional() == false && station.isStrain() == false) {
243 getListView().setVisibility( View.GONE );
244 metroView.setVisibility( View.VISIBLE );
245
246 departureBtn.setVisibility( View.GONE );
247 arrivalBtn.setVisibility(View.GONE);
248 metroBtn.setVisibility( View.GONE );
249
250
251
252 if (savedInstanceState == null) {
253 startMetroFetcher();
254 } else {
255 metroBean = (MetroBean) savedInstanceState.getSerializable("metro");
256 loadMetroData();
257 }
258
259 } else {
260 provider = ProviderFactory.getDepartureProvider();
261
262 if (savedInstanceState == null) {
263 startDepartureFetcher();
264 } else {
265 departures = (DepartureBean) savedInstanceState.getSerializable("departures");
266
267 if ( (departures != null) && (departures.entries != null) ) {
268 adapter.setDepartures(departures.entries);
269 }
270 selectedItemId = savedInstanceState.getInt("selectedItemId");
271
272 if ( hasNotifications() ) {
273 findViewById(R.id.notifIcon).setVisibility(View.VISIBLE);
274 }
275
276 }
277 }
278 }
279
280
281
282 boolean hasNotifications() {
283 return (departures != null && departures.notifications.size() > 0);
284 }
285
286 @Override
287 public void onSaveInstanceState(Bundle outState)
288 {
289 if (pgDialog != null && pgDialog.isShowing())
290 dismissDialog(DLG_PROGRESS);
291
292 outState.putInt("selectedItemId", selectedItemId);
293
294 outState.putSerializable("departures", departures);
295 outState.putSerializable("metro", metroBean);
296 }
297
298
299
300 @Override
301 protected void onDestroy() {
302 super.onDestroy();
303
304 if (fetcher != null) {
305 fetcher.cancel(true);
306 }
307
308 if (metroFetcher != null) {
309 metroFetcher.cancel(true);
310 }
311 }
312
313 @Override
314 protected void onListItemClick(ListView l, View v, int position, long id) {
315 super.onListItemClick(l, v, position, id);
316
317 selectedItemId = position;
318
319 DepartureEntry dep = departures.entries.get(selectedItemId);
320
321 Intent intent = new Intent(this, TimetableList.class);
322 intent.putExtra("departure", dep);
323
324 startActivity(intent);
325
326 }
327
328
329 @Override
330 protected void onPrepareDialog(int id, Dialog dialog) {
331 super.onPrepareDialog(id, dialog);
332
333 switch (id) {
334 case DLG_PROGRESS:
335 pgDialog = (ProgressDialog) dialog;
336 int messageId = arrival == false ? departurelist_fetchdepartures : departurelist_fetcharrivals;
337 pgDialog.setMessage( getString(messageId) );
338 break;
339 }
340 }
341
342 @Override
343 protected Dialog onCreateDialog(int id) {
344 switch (id) {
345 case DLG_PROGRESS:
346
347 ProgressDialog dlg = new ProgressDialog(this);
348 dlg.setCancelable(true);
349 return dlg;
350 default:
351 return super.onCreateDialog(id);
352 }
353 }
354
355
356
357 @Override
358 public boolean onPrepareOptionsMenu(Menu menu) {
359 super.onPrepareOptionsMenu(menu);
360
361 MenuItem item = menu.findItem( MENU_NOTIFICATIONS );
362 boolean notifEnabled = hasNotifications();
363 item.setEnabled(notifEnabled);
364
365 return true;
366 }
367
368 @Override
369 public boolean onCreateOptionsMenu(Menu menu) {
370 MenuItem item;
371
372
373 item = menu.add(0, MENU_TOGGLEDETAILS, 0, getString(R.string.departurelist_toggledetails));
374 item.setIcon(android.R.drawable.ic_menu_view);
375
376 item = menu.add(0, MENU_MAP, 0, getString(R.string.departurelist_showonmap) );
377 item.setIcon(android.R.drawable.ic_menu_mapmode);
378
379 item = menu.add(0, MENU_NOTIFICATIONS, 0, getString(R.string.departurelist_notifications) );
380 item.setIcon(android.R.drawable.ic_menu_info_details);
381
382 boolean notifEnabled = hasNotifications();
383 item.setEnabled(notifEnabled);
384
385 if (station.isMetro()) {
386 item = menu.add(0, MENU_METROMAP, 0, "Metro" ); //TODO:translate!?!
387 item.setIcon(android.R.drawable.ic_menu_mapmode);
388 }
389
390 return true;
391 }
392
393 @Override
394 public boolean onOptionsItemSelected(MenuItem item) {
395 boolean res = true;
396 switch(item.getItemId()) {
397 case MENU_MAP:
398 Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude() + "?z=16");
399
400 try {
401 startActivity( new Intent(Intent.ACTION_VIEW, uri));
402 } catch (ActivityNotFoundException anfe) {
403 Toast.makeText(this, "Could not launch google maps", Toast.LENGTH_LONG).show();
404 }
405
406 break;
407 case MENU_NOTIFICATIONS:
408 Intent i = new Intent(this,dk.thoerup.traininfo.NotificationList.class);
409 i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
410 startActivity(i);
411 break;
412 case MENU_METROMAP:
413 Intent metroMap = new Intent(this,dk.thoerup.traininfo.MetroMap.class);
414 startActivity(metroMap);
415 break;
416 case MENU_TOGGLEDETAILS:
417 adapter.toggleShowDetails();
418 break;
419 default:
420 res = super.onOptionsItemSelected(item);
421 }
422 return res;
423 }
424
425 void startDepartureFetcher() {
426 showDialog(DLG_PROGRESS);
427 fetcher = new DepartureFetcher();
428 fetcher.execute(station.getId());
429 }
430
431 void startMetroFetcher() {
432 showDialog(DLG_PROGRESS);
433 metroFetcher = new MetroFetcher();
434 metroFetcher.execute(station.getId());
435 }
436
437 class DialogDismisser implements View.OnClickListener {
438
439 Dialog dlg;
440 public DialogDismisser(Dialog d) {
441 dlg = d;
442 }
443
444 @Override
445 public void onClick(View v) {
446 if (dlg.isShowing())
447 dlg.dismiss();
448 }
449 }
450
451 /*View.OnClickListener mapLauncher = new View.OnClickListener() {
452 @Override
453 public void onClick(View v) {
454 Uri uri = Uri.parse("geo:" + station.getLatitude() + "," + station.getLongitude());
455 startActivity( new Intent(Intent.ACTION_VIEW, uri));
456 }
457 };*/
458
459
460
461 class DepartureFetcher extends AsyncTask<Integer, Void, Void> {
462
463 @Override
464 protected void onPostExecute(Void result) {
465 super.onPostExecute(result);
466
467
468 pgDialog.dismiss();
469
470 if (departures != null && departures.errorCode == null) {
471 commFailCounter = 0;
472 DepartureList.this.getListView().setVisibility(View.GONE); //Experimental, inspired by http://osdir.com/ml/Android-Developers/2010-04/msg01198.html
473 adapter.setDepartures(departures.entries);
474 DepartureList.this.getListView().setVisibility(View.VISIBLE);
475
476
477 // handle notification icon.
478 View notifIcon = findViewById(R.id.notifIcon);
479 if ( hasNotifications() ) {
480 notifIcon.setVisibility(View.VISIBLE);
481 notifIcon.setClickable(true);
482 notifIcon.setOnClickListener( new View.OnClickListener() {
483 @Override
484 public void onClick(View v) {
485 Intent i = new Intent(DepartureList.this, dk.thoerup.traininfo.NotificationList.class);
486 i.putExtra(NotificationList.EXTRA_NOTIFICATIONS, departures.notifications);
487 startActivity(i);
488 }
489 });
490 } else {
491 notifIcon.setVisibility(View.INVISIBLE);
492 }
493
494 if (departures.entries.size() == 0) {
495 int msgId = (arrival==false) ? R.string.departurelist_nodepartures : R.string.departurelist_noarrivals;
496 MessageBox.showMessage(DepartureList.this, getString(msgId), false);
497 }
498 } else { // communication or parse error
499 commFailCounter++;
500 AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);
501
502 if (departures != null && departures.errorCode != null ) { //got an error xml back
503 commFailCounter = 10;
504 builder.setMessage( getString(R.string.no_backend) );
505 } else {
506 builder.setMessage( getString(R.string.departurelist_fetcherror) );
507 }
508 builder.setCancelable(true);
509
510 if (commFailCounter < 3) {
511 builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
512 public void onClick(DialogInterface dialog, int id) {
513 dialog.dismiss();
514 startDepartureFetcher();
515
516 }
517 });
518 }
519 builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
520 public void onClick(DialogInterface dialog, int id) {
521 dialog.dismiss();
522 DepartureList.this.finish();
523 }
524 });
525
526 try { //TODO: is this still necessary after the 0.9.4.1 fix ?
527 builder.show();
528 } catch (android.view.WindowManager.BadTokenException e) {
529 Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
530 }
531 }
532 }
533
534 @Override
535 protected Void doInBackground(Integer... params) {
536 departures = provider.lookupDepartures(params[0], DepartureList.this.arrival, trainType);
537 return null;
538 }
539
540 }
541
542 public void loadMetroData() {
543 ((TextView) findViewById(R.id.operations)).setText( metroBean.operationInfo );
544 ((TextView) findViewById(R.id.plan)).setText( metroBean.plan );
545
546
547 TableLayout table = (TableLayout) findViewById(R.id.metrotable);
548 table.removeAllViews();
549
550 TableRow head = new TableRow(this);
551
552 TextView h1 = new TextView(this);
553 h1.setText("Metro");
554 h1.setTextSize(16);
555 h1.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
556
557
558 TableRow.LayoutParams params = new TableRow.LayoutParams();
559 params.span = 2;
560 head.addView(h1, params);
561
562
563
564 TextView h2 = new TextView(this);
565 h2.setTextSize(16);
566 h2.setTypeface( Typeface.defaultFromStyle(Typeface.BOLD));
567 h2.setText("Om minutter");
568
569 params = new TableRow.LayoutParams();
570 params.weight = 2;
571 head.addView(h2,params);
572
573
574
575 table.addView(head);
576
577 for (MetroEntry entry : metroBean.entries) {
578 TableRow row = new TableRow(this);
579
580 Log.e("Test", "" + entry.destination);
581
582 TextView v1 = new TextView(this);
583 v1.setTextSize(16);
584 v1.setText( entry.metro );
585 row.addView(v1);
586
587 TextView v2 = new TextView(this);
588 v2.setTextSize(16);
589 v2.setText( entry.destination );
590 row.addView(v2);
591
592 TextView v3 = new TextView(this);
593 v3.setTextSize(16);
594 v3.setText( entry.minutes );
595 row.addView(v3);
596
597 table.addView(row);
598
599 }
600 findViewById(R.id.rootView).requestLayout();
601 }
602
603 class MetroFetcher extends AsyncTask<Integer, Void, Void> {
604
605 @Override
606 protected void onPostExecute(Void result) {
607 super.onPostExecute(result);
608
609
610
611 pgDialog.dismiss();
612
613 if (metroBean != null) {
614 loadMetroData();
615 } else { // communication or parse error
616 commFailCounter++;
617 AlertDialog.Builder builder = new AlertDialog.Builder(DepartureList.this);
618 builder.setMessage("Error finding metro data");
619 builder.setCancelable(true);
620 if (commFailCounter < 3) {
621 builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
622 public void onClick(DialogInterface dialog, int id) {
623 dialog.dismiss();
624 startMetroFetcher();
625
626 }
627 });
628 }
629 builder.setNegativeButton(getString(generic_cancel), new DialogInterface.OnClickListener() {
630 public void onClick(DialogInterface dialog, int id) {
631 dialog.dismiss();
632 DepartureList.this.finish(); //TODO: should we really close the activity ??
633 }
634 });
635
636 try { //TODO: is this still necessary after the 0.9.4.1 fix ?
637 builder.show();
638 } catch (android.view.WindowManager.BadTokenException e) {
639 Log.i("DepartureList", "BadTokenException"); // this can happen if the user switched away from this activity, while doInBackground was running
640 }
641 }
642 }
643
644 @Override
645 protected Void doInBackground(Integer... params) {
646 metroBean = metro.lookupMetroInfo(params[0]);
647 return null;
648 }
649
650 }
651
652 }

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