--- android/TrainInfo/src/dk/thoerup/traininfo/TrainInfoList.java 2009/08/09 09:09:16 239 +++ android/TrainInfo/src/dk/thoerup/traininfo/TrainInfoList.java 2009/09/01 20:28:55 294 @@ -1,16 +1,23 @@ package dk.thoerup.traininfo; -import android.app.AlertDialog; +import java.util.ArrayList; +import java.util.List; +import java.util.Locale; + import android.app.Dialog; import android.app.ListActivity; import android.app.ProgressDialog; -import android.content.DialogInterface; import android.content.Intent; +import android.location.Address; +import android.location.Geocoder; +import android.os.AsyncTask; import android.os.Bundle; import android.os.Handler; import android.os.Message; +import android.util.Log; import android.view.View; import android.widget.ListView; +import dk.thoerup.traininfo.util.MessageBox; public class TrainInfoList extends ListActivity { public static final int GOTLOCATION = 1; @@ -24,23 +31,42 @@ /** Called when the activity is first created. */ ProgressDialog dialog; StationLocator locator = null; + LocatorTask locatorTask = new LocatorTask(); + + boolean isRunning = false; + List stations = new ArrayList(); + - boolean isRunning; - StationListAdapter adapter = null; + @SuppressWarnings("unchecked") @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); + //StationLocator.removeMockLocation(this); + StationLocator.injectMockLocation(this); + adapter = new StationListAdapter(this); setListAdapter(adapter); locator = new StationLocator(this, stationsFetched); - - startLookup(); + if (savedInstanceState == null) { + startLookup(); + } else { + stations = (ArrayList) savedInstanceState.getSerializable("stations"); + adapter.setStations(stations); + } } + @Override + public void onSaveInstanceState(Bundle outState) + { + if (dialog != null && dialog.isShowing()) + dialog.dismiss(); + outState.putSerializable("stations", (ArrayList) stations); + } + @Override @@ -59,7 +85,6 @@ - @Override protected void onPrepareDialog(int id, Dialog dialog) { super.onPrepareDialog(id, dialog); @@ -70,54 +95,51 @@ } } - - - public void progressDialog() { - dialog = new ProgressDialog(this); - dialog.setMessage("Wait for location fix"); - dialog.setCancelable(false); - dialog.show(); - } - public void startLookup() { isRunning = true; showDialog(DLG_PROGRESS); - //progressDialog(); locator.locateStations(); - stationsFetched.sendEmptyMessageDelayed(FIXTIMEOUT, 20000); + stationsFetched.sendEmptyMessageDelayed(FIXTIMEOUT, 20000); } Handler stationsFetched = new Handler() { @Override public void handleMessage(Message msg) { - switch (msg.what) { case GOTLOCATION: dialog.setMessage("Finding nearby stations"); + locatorTask.execute(); break; case GOTSTATIONLIST: dialog.dismiss(); - adapter.setStations( locator.getStations() ); + if (locator.getStations().size() == 0) + MessageBox.showMessage(TrainInfoList.this,"Error loading station list!"); + stations = locator.getStations(); + adapter.setStations( stations ); break; case NOPROVIDER: dialog.dismiss(); - showMessageBox("No Location provider enabled. Plase enabled gps."); + MessageBox.showMessage(TrainInfoList.this,"No location provider enabled. Plase enable gps."); break; case FIXTIMEOUT: dialog.dismiss(); if (isRunning) { locator.abortLocationListener(); - showMessageBox("GPS fix timed out"); + if (locator.hasLocation()) { + msg.what = GOTLOCATION; + handleMessage( msg ); // ToDo: ugly recursive call !!! + } else { + MessageBox.showMessage(TrainInfoList.this,"GPS fix timed out"); + } } break; case LOOKUPSTATIONFAILED: dialog.dismiss(); - showMessageBox("Error on finding nearby stations"); + MessageBox.showMessage(TrainInfoList.this,"Error on finding nearby stations"); break; } - isRunning = false; } }; @@ -127,29 +149,72 @@ @Override protected void onListItemClick(ListView l, View v, int position, long id) { super.onListItemClick(l, v, position, id); - - StationBean station = adapter.getStation(position); - + + StationBean station = stations.get(position); + + double latitude = station.getLatitude(); + double longitude = station.getLongitude(); + String addr = station.getAddress(); + + if (addr == null || addr.trim().equals("") ) + addr = lookupAddress(latitude, longitude); + Intent intent = new Intent(this, DepartureList.class); intent.putExtra("name", station.getName()); - intent.putExtra("address", station.getAddress()); + intent.putExtra("address", addr); intent.putExtra("distance", station.getDistance()); - intent.putExtra("latitude", station.getLatitude()); - intent.putExtra("longitude", station.getLongitude()); + intent.putExtra("latitude", latitude); + intent.putExtra("longitude", longitude); + intent.putExtra("code", station.getCode()); startActivity(intent); } - public void showMessageBox(String message) { - AlertDialog.Builder builder = new AlertDialog.Builder(this); - builder.setMessage(message) - .setCancelable(false) - .setPositiveButton("OK", new DialogInterface.OnClickListener() { - public void onClick(DialogInterface dialog, int id) { - dialog.dismiss(); + String lookupAddress(double latitude, double longitude) { + + Geocoder coder = new Geocoder(this, new Locale("da")); + StringBuilder sb = new StringBuilder(); + Log.i("lookupaddr", "" + latitude + "/" + longitude); + try { + List
addressList = coder.getFromLocation(latitude, longitude, 1); + Address addr = addressList.get(0); + + + int max = addr.getMaxAddressLineIndex(); + for (int i=0; i0) + sb.append(", "); + + sb.append(addr.getAddressLine(i)); } - }) - .show(); + + + } catch (Exception e) { + Log.e("DepartureList", "geocoder failed", e); + } + + return sb.toString(); + } + + + class LocatorTask extends AsyncTask { + @Override + protected void onPreExecute() { + + super.onPreExecute(); + } + + @Override + protected Void doInBackground(Void... params) { + locator.findNearestStations(); + + return null; + } + @Override + protected void onPostExecute(Void result) { + super.onPostExecute(result); + + } } } \ No newline at end of file