thoerup/traininfo/StationList.java

package dk.thoerup.traininfo;

import static dk.thoerup.traininfo.R.string.app_name;
import static dk.thoerup.traininfo.R.string.generic_cancel;
import static dk.thoerup.traininfo.R.string.generic_retry;
import static dk.thoerup.traininfo.R.string.stationlist_accuracy;
import static dk.thoerup.traininfo.R.string.stationlist_addfavorite;
import static dk.thoerup.traininfo.R.string.stationlist_favorites;
import static dk.thoerup.traininfo.R.string.stationlist_gpsinfo;
import static dk.thoerup.traininfo.R.string.stationlist_gpstimeout;
import static dk.thoerup.traininfo.R.string.stationlist_latitude;
import static dk.thoerup.traininfo.R.string.stationlist_locationinfo;
import static dk.thoerup.traininfo.R.string.stationlist_longitude;
import static dk.thoerup.traininfo.R.string.stationlist_nearbystations;
import static dk.thoerup.traininfo.R.string.stationlist_nofavorites;
import static dk.thoerup.traininfo.R.string.stationlist_nolocationprovider;
import static dk.thoerup.traininfo.R.string.stationlist_obtainedby;
import static dk.thoerup.traininfo.R.string.stationlist_removefavorite;
import static dk.thoerup.traininfo.R.string.stationlist_satellitecount;
import static dk.thoerup.traininfo.R.string.stationlist_search;
import static dk.thoerup.traininfo.R.string.stationlist_stationadded;
import static dk.thoerup.traininfo.R.string.stationlist_stationmap;
import static dk.thoerup.traininfo.R.string.stationlist_stationremoved;
import static dk.thoerup.traininfo.R.string.stationlist_waitforlocation;

import java.util.ArrayList;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.location.Location;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnCreateContextMenuListener;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import dk.thoerup.android.traininfo.common.StationBean;
import dk.thoerup.android.traininfo.common.StationEntry;
import dk.thoerup.traininfo.WelcomeScreen.ListType;
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.IntSet;
import dk.thoerup.traininfo.util.MessageBox;

public class StationList extends ListActivity  {

        
        public static final int OPTIONS_MAP = 103;
        public static final int OPTIONS_GPSINFO = 104;
        
        public static final int DLG_PROGRESS = 3001;
        
        
        public static final int GPS_TIMEOUT_MS = 15000; //how long are we willing to wait for gps fix -in milliseconds
        
        
        static enum LookupMethod {
                ByLocation,
                ByName,
                ByList,
                MethodNone
        }
        
        
        String dialogMessage = "";
        ProgressDialog dialog;
        LocationLookup locationLookup = null;
        StationsFetchedHandler stationsFetched = new StationsFetchedHandler();
        
        //GeoPair location = new GeoPair();

        boolean isLaunchedforShortcut;

        StationBean stations = new StationBean();
        
        StationProvider stationProvider = ProviderFactory.getStationProvider();
                
        StationListAdapter adapter = null;
        
        FavoritesMenu contextMenu = new FavoritesMenu();
        IntSet favorites = new IntSet();

        WelcomeScreen.ListType listType;
        SharedPreferences prefs;
                        
        ///////////////////////////////////////////////////////////////////////////////////////////
        //Activity call backs
        

        @Override
        public void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                setContentView(R.layout.stationlist);
                
                listType = (WelcomeScreen.ListType) getIntent().getSerializableExtra("type");
                
                adapter = new StationListAdapter(this, (listType == ListType.ListNearest) );
                setListAdapter(adapter);
                
                ListView lv = getListView();
                lv.setOnCreateContextMenuListener(contextMenu);
                
                locationLookup = new LocationLookup(this);
                

                prefs = getSharedPreferences("TrainStation", 0);
                String favoriteString = prefs.getString("favorites", "");
                if (! favoriteString.equals("") ) {
                        favorites.fromString(favoriteString);
                }
                
                setTitle();
                
                isLaunchedforShortcut = getIntent().getBooleanExtra("shortcut", false);
                
                ProviderFactory.purgeOldEntries(); //cleanup before fetching more data
                
                if (savedInstanceState == null) {

                        
                        switch (listType) {
                        case ListNearest:
                                startNearestLookup();
                                break;
                        case ListSearch:                                
                                enableNamesearchField();
                                break;
                        case ListFavorites:
                                startFavoriteLookup();
                                break;
                        default:
                                // Not possible !?!
                        }
                        
                } else {
                        stations = (StationBean) savedInstanceState.getSerializable("stations");
                        adapter.setStations(stations);
                }
                
        }
        
        
        @Override
        protected void onDestroy() {
                super.onDestroy();
                
                stationsFetched.removeMessages(0);
                
                
                if (locationLookup != null) {
                        locationLookup.stopSearch();
                }
        
        }

        
        protected void setTitle() {
                String dialogTitle = getResources().getString(app_name);
                switch (listType) {
                case ListNearest:
                        dialogTitle += " - " + getString(stationlist_nearbystations);
                        break;
                case ListSearch:
                        dialogTitle += " - " + getString(stationlist_search);
                        break;
                case ListFavorites:
                        dialogTitle += " - " + getString(stationlist_favorites);
                        break;
                default:
                        dialogTitle = "";//not possible                                 
                }
        
                setTitle(dialogTitle);
                
        }
        
        
        public void enableNamesearchField() {
                final TextView stationSearch = (TextView) findViewById(R.id.stationsearch);
                stationSearch.setVisibility( View.VISIBLE );
                stationSearch.addTextChangedListener( new TextWatcher() {

                        @Override
                        public void afterTextChanged(Editable s) {
                                if (s.length() > 0) {
                                        startNameLookup( s.toString() );
                                } else {
                                        stations = new StationBean();
                                        getListView().invalidateViews();
                                        adapter.setStations( stations );        
                                }
                        }

                        @Override
                        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
                        }

                        @Override
                        public void onTextChanged(CharSequence s, int start, int before, int count) {
                        }
                        
                });
                
                
        }
                

    @Override 
    public void onSaveInstanceState(Bundle outState) 
    {
        if (dialog != null && dialog.isShowing())
                dialog.dismiss();
        outState.putSerializable("stations", (StationBean) stations);
        
    }
        
        
        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
                MenuItem item;
                
                item = menu.add(0, OPTIONS_MAP, 0, getString(stationlist_stationmap));
                item.setIcon(android.R.drawable.ic_menu_mapmode);
                
                item = menu.add(0, OPTIONS_GPSINFO, 0, getString(stationlist_gpsinfo));
                item.setIcon(android.R.drawable.ic_menu_info_details);
                boolean hasLoc = (locationLookup.getLocation() != null);
                item.setEnabled(hasLoc);
                
                return true;
        }
        

        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
                boolean retval = true;


                switch (item.getItemId()) {
                case OPTIONS_MAP:
                        
                        if ( stations == null || stations.entries == null || stations.entries.size() == 0 ) {
                                Toast.makeText(this, "No stations to show on map", Toast.LENGTH_SHORT).show(); //TODO: Translate
                                return true;
                        }
                        
                        Intent intent = new Intent(this,StationMapView.class);
                        
                        ArrayList<GeoPair> stationPoints = new ArrayList<GeoPair>();
                        for (StationEntry st : stations.entries ) {
                                stationPoints.add( new GeoPair(st.getLatitude(), st.getLongitude(), st.getName()) );
                        }
                        
                        intent.putExtra("stations", stationPoints);
                        
                        startActivity(intent);
                        break;
                case OPTIONS_GPSINFO:
                        Location loc = locationLookup.getLocation();
                        StringBuffer message = new StringBuffer();
                        message.append( getString(stationlist_locationinfo) ).append(":\n");
                         
                        message.append( getString(stationlist_obtainedby) ).append( loc.getProvider() ).append("\n");
                        message.append( getString(stationlist_accuracy) ).append( (int)loc.getAccuracy()).append("m\n");
                        message.append( getString(stationlist_latitude) ).append( (float)loc.getLatitude()).append("\n");
                        message.append( getString(stationlist_longitude) ).append( (float)loc.getLongitude() ).append("\n");
                                                
                        
                        MessageBox.showMessage(this, message.toString(), false);
                        break;
                default:
                        retval = super.onOptionsItemSelected(item);
                }
                
                return retval;
        }
        
        
        @Override
        public boolean onContextItemSelected(MenuItem item) {
                contextMenu.onContextItemSelected(item);
                return true;


        }
        
        public void showMessageAndClose(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();
                                StationList.this.finish();
                        }
                })
                .show();
        }


        @Override
        protected Dialog onCreateDialog(int id) {
                switch (id) {
                case DLG_PROGRESS:
                        ProgressDialog dlg = new ProgressDialog(this);
                        dlg.setMessage( getString(stationlist_waitforlocation) );
                        dlg.setCancelable(false);
                        return dlg;                     
                        
                default:
                        return super.onCreateDialog(id);                
                }
                
        }
        
        
        @Override
        protected void onPrepareDialog(int id, Dialog dialog) {
                super.onPrepareDialog(id, dialog);
                switch (id) {
                case DLG_PROGRESS:
                        this.dialog = (ProgressDialog) dialog;
                        if (!dialogMessage.equals("")) {
                                this.dialog.setMessage(dialogMessage);
                                dialogMessage = "";
                        }
                        break;
                }
        }
        
        @Override
        protected void onListItemClick(ListView l, View v, int position, long id) {
                super.onListItemClick(l, v, position, id);
                                
                StationEntry station = stations.entries.get(position);
                
                if (isLaunchedforShortcut == true) {
                        Intent i = new Intent();
                        i.putExtra("station", station);
                        setResult(Activity.RESULT_OK, i);
                        finish();
                } else {                
                        Intent intent = new Intent(this, DepartureList.class);
                        intent.putExtra("stationbean", station);
                        startActivity(intent);
                }
        }

        /////////////////////////////////////////////////////////////
        //

        public void startNearestLookup() {
                dialogMessage = getString( stationlist_waitforlocation );
                showDialog(DLG_PROGRESS);
                
                locationLookup.locateStations();
                stationsFetched.sendEmptyMessageDelayed(0, 500);
        }
        
        void startNameLookup(String name) {
                
                stations = stationProvider.lookupStationsByName(name);
                getListView().invalidateViews();
                adapter.setStations( stations );                                
        }
        
        public void startFavoriteLookup() {
                
                if (favorites.size() > 0) {
                        
                        stations = stationProvider.lookupStationsByIds( favorites.toString() );
                        getListView().invalidateViews();
                        adapter.setStations( stations );                
                        
                        
                } else {
                        showMessageAndClose( getString( stationlist_nofavorites ) );
                }
        }


        void startNearestLookupPhase2()
        {       
                stations = stationProvider.lookupStationsByLocation( locationLookup.getLocation() );
                getListView().invalidateViews();
                adapter.setStations( stations );
        }
                
        
        ////////////////////////////////////////////////////////////////////////////
        // Inner classes

        class StationsFetchedHandler extends Handler {
                @Override
                public void handleMessage(Message msg) {

                        LocationLookup.LookupStates state = locationLookup.getState();


                        switch (state) {
                        case GOTLOCATION:
                                dismissDialog(DLG_PROGRESS);

                                startNearestLookupPhase2();

                                return;

                        case NOPROVIDER:
                                dismissDialog(DLG_PROGRESS);
                                MessageBox.showMessage(StationList.this, getString(stationlist_nolocationprovider), true );
                                //StationList.this.finish();
                                return;
                        case IDLE:
                                Log.e("TrainInfo", "How did this happen ???");
                                dismissDialog(DLG_PROGRESS); // how did we get here ??
                                return;
                                
                        }


                        if (locationLookup.elapsedTime() >=  GPS_TIMEOUT_MS) {
                                dismissDialog(DLG_PROGRESS);


                                locationLookup.stopSearch();

                                if (locationLookup.hasLocation()) {
                                        startNearestLookupPhase2();
                                } else {                                                
                                        AlertDialog.Builder builder = new AlertDialog.Builder(StationList.this);                                                
                                        builder.setMessage(  getString( stationlist_gpstimeout) );
                                        builder.setCancelable(true);
                                        builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
                                                public void onClick(DialogInterface dialog, int id) {
                                                        dialog.dismiss();
                                                        startNearestLookup();

                                                }
                                        });
                                        builder.setNegativeButton( getString(generic_cancel), new DialogInterface.OnClickListener() {
                                                public void onClick(DialogInterface dialog, int id) {
                                                        dialog.dismiss();
                                                        StationList.this.finish(); // Close this Activity
                                                }                                                       
                                        });
                                        builder.show(); 

                                }
                        } else {
                                if (locationLookup.hasGps()) {
                                        int count = locationLookup.getSatCount();
                                        String dialogMessage = getString( stationlist_waitforlocation ) + "\n" + getString( stationlist_satellitecount ) + ": " + count;
                                        dialog.setMessage( dialogMessage );
                                }
                                this.sendEmptyMessageDelayed(0, 500);
                        }
                        
                }
        }


        class FavoritesMenu implements OnCreateContextMenuListener {
                private final static int FAVORITES_ADD = 9001;
                private final static int FAVORITES_REMOVE = 9002;
                
                private int selectedPosition;
                
                
                @Override
                public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
                                                
                        AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
                        selectedPosition = info.position;
                        int stationID = stations.entries.get(selectedPosition).getId();

                        if (!favorites.contains(stationID)) {
                                menu.add(0, FAVORITES_ADD, 0, getString(stationlist_addfavorite) );
                        } else {
                                menu.add(0, FAVORITES_REMOVE, 0, getString(stationlist_removefavorite) );
                        }
                        
                }
                
                public void onContextItemSelected(MenuItem item) {
                        StationEntry sb = stations.entries.get(selectedPosition);
                        
                        int stationID = sb.getId();
                        if (item.getItemId() == FAVORITES_ADD) {
                                favorites.add(stationID);
                                Toast.makeText(StationList.this, getString(stationlist_stationadded), Toast.LENGTH_SHORT).show();
                        } else {
                                
                                favorites.remove(stationID);
                                Toast.makeText(StationList.this, getString(stationlist_stationremoved), Toast.LENGTH_SHORT).show();
                                
                                
                                if (listType.equals( WelcomeScreen.ListType.ListFavorites) ) {
                                        stations.entries.remove(selectedPosition);
                                        adapter.notifyDataSetChanged();
                                }
                        }
                        Editor ed = prefs.edit();
                        ed.putString("favorites", favorites.toString());
                        ed.commit();
                }
        }
}
1	torben	237	package dk.thoerup.traininfo;
2
3	torben	1066	import static dk.thoerup.traininfo.R.string.app_name;
4			import static dk.thoerup.traininfo.R.string.generic_cancel;
5			import static dk.thoerup.traininfo.R.string.generic_retry;
6			import static dk.thoerup.traininfo.R.string.stationlist_accuracy;
7			import static dk.thoerup.traininfo.R.string.stationlist_addfavorite;
8			import static dk.thoerup.traininfo.R.string.stationlist_favorites;
9			import static dk.thoerup.traininfo.R.string.stationlist_gpsinfo;
10			import static dk.thoerup.traininfo.R.string.stationlist_gpstimeout;
11			import static dk.thoerup.traininfo.R.string.stationlist_latitude;
12			import static dk.thoerup.traininfo.R.string.stationlist_locationinfo;
13			import static dk.thoerup.traininfo.R.string.stationlist_longitude;
14			import static dk.thoerup.traininfo.R.string.stationlist_nearbystations;
15			import static dk.thoerup.traininfo.R.string.stationlist_nofavorites;
16			import static dk.thoerup.traininfo.R.string.stationlist_nolocationprovider;
17			import static dk.thoerup.traininfo.R.string.stationlist_obtainedby;
18			import static dk.thoerup.traininfo.R.string.stationlist_removefavorite;
19	torben	1219	import static dk.thoerup.traininfo.R.string.stationlist_satellitecount;
20	torben	1066	import static dk.thoerup.traininfo.R.string.stationlist_search;
21			import static dk.thoerup.traininfo.R.string.stationlist_stationadded;
22			import static dk.thoerup.traininfo.R.string.stationlist_stationmap;
23			import static dk.thoerup.traininfo.R.string.stationlist_stationremoved;
24			import static dk.thoerup.traininfo.R.string.stationlist_waitforlocation;
25
26	torben	258	import java.util.ArrayList;
27
28	torben	731	import android.app.Activity;
29	torben	336	import android.app.AlertDialog;
30	torben	237	import android.app.Dialog;
31			import android.app.ListActivity;
32			import android.app.ProgressDialog;
33	torben	336	import android.content.DialogInterface;
34	torben	237	import android.content.Intent;
35	torben	433	import android.content.SharedPreferences;
36	torben	435	import android.content.SharedPreferences.Editor;
37	torben	319	import android.location.Location;
38	torben	237	import android.os.Bundle;
39			import android.os.Handler;
40			import android.os.Message;
41	torben	1547	import android.text.Editable;
42			import android.text.TextWatcher;
43	torben	1219	import android.util.Log;
44	torben	433	import android.view.ContextMenu;
45	torben	1408	import android.view.ContextMenu.ContextMenuInfo;
46	torben	368	import android.view.Menu;
47			import android.view.MenuItem;
48	torben	237	import android.view.View;
49	torben	433	import android.view.View.OnCreateContextMenuListener;
50			import android.widget.AdapterView;
51	torben	237	import android.widget.ListView;
52	torben	1547	import android.widget.TextView;
53	torben	433	import android.widget.Toast;
54	torben	1066	import dk.thoerup.android.traininfo.common.StationBean;
55	torben	1408	import dk.thoerup.android.traininfo.common.StationEntry;
56	torben	1558	import dk.thoerup.traininfo.WelcomeScreen.ListType;
57	torben	319	import dk.thoerup.traininfo.provider.ProviderFactory;
58			import dk.thoerup.traininfo.provider.StationProvider;
59	torben	368	import dk.thoerup.traininfo.stationmap.GeoPair;
60			import dk.thoerup.traininfo.stationmap.StationMapView;
61	torben	433	import dk.thoerup.traininfo.util.IntSet;
62	torben	245	import dk.thoerup.traininfo.util.MessageBox;
63	torben	237
64	torben	336	public class StationList extends ListActivity {
65	torben	1143
66	torben	368
67	torben	1142
68	torben	1448	public static final int OPTIONS_MAP = 103;
69			public static final int OPTIONS_GPSINFO = 104;
70	torben	433
71	torben	381	public static final int DLG_PROGRESS = 3001;
72	torben	237
73	torben	948
74	torben	1019	public static final int GPS_TIMEOUT_MS = 15000; //how long are we willing to wait for gps fix -in milliseconds
75	torben	948
76
77	torben	440	static enum LookupMethod {
78			ByLocation,
79			ByName,
80			ByList,
81			MethodNone
82			}
83
84
85	torben	336	String dialogMessage = "";
86	torben	237	ProgressDialog dialog;
87	torben	482	LocationLookup locationLookup = null;
88	torben	381	StationsFetchedHandler stationsFetched = new StationsFetchedHandler();
89	torben	237
90	torben	1143	//GeoPair location = new GeoPair();
91	torben	731
92			boolean isLaunchedforShortcut;
93	torben	1143
94	torben	1066	StationBean stations = new StationBean();
95	torben	258
96	torben	319	StationProvider stationProvider = ProviderFactory.getStationProvider();
97	torben	381
98			StationListAdapter adapter = null;
99	torben	258
100	torben	433	FavoritesMenu contextMenu = new FavoritesMenu();
101			IntSet favorites = new IntSet();
102	torben	481
103			WelcomeScreen.ListType listType;
104	torben	433	SharedPreferences prefs;
105	torben	1143
106	torben	381	///////////////////////////////////////////////////////////////////////////////////////////
107			//Activity call backs
108
109	torben	1078
110	torben	237	@Override
111			public void onCreate(Bundle savedInstanceState) {
112			super.onCreate(savedInstanceState);
113	torben	481	setContentView(R.layout.stationlist);
114	torben	237
115	torben	1558	listType = (WelcomeScreen.ListType) getIntent().getSerializableExtra("type");
116	torben	241
117	torben	1558	adapter = new StationListAdapter(this, (listType == ListType.ListNearest) );
118	torben	237	setListAdapter(adapter);
119
120	torben	433	ListView lv = getListView();
121			lv.setOnCreateContextMenuListener(contextMenu);
122
123	torben	1143	locationLookup = new LocationLookup(this);
124	torben	433
125
126			prefs = getSharedPreferences("TrainStation", 0);
127			String favoriteString = prefs.getString("favorites", "");
128			if (! favoriteString.equals("") ) {
129			favorites.fromString(favoriteString);
130			}
131
132	torben	482	setTitle();
133
134	torben	731	isLaunchedforShortcut = getIntent().getBooleanExtra("shortcut", false);
135
136	torben	1028	ProviderFactory.purgeOldEntries(); //cleanup before fetching more data
137
138	torben	258	if (savedInstanceState == null) {
139	torben	482
140
141	torben	481	switch (listType) {
142			case ListNearest:
143	torben	1207	startNearestLookup();
144	torben	481	break;
145	torben	983	case ListSearch:
146	torben	1547	enableNamesearchField();
147	torben	481	break;
148			case ListFavorites:
149			startFavoriteLookup();
150			break;
151			default:
152			// Not possible !?!
153			}
154
155	torben	258	} else {
156	torben	1066	stations = (StationBean) savedInstanceState.getSerializable("stations");
157	torben	260	adapter.setStations(stations);
158	torben	258	}
159	torben	482
160	torben	237	}
161	torben	918
162	torben	1027
163	torben	918
164	torben	1027
165
166
167			@Override
168	torben	918	protected void onDestroy() {
169			super.onDestroy();
170
171	torben	1244	stationsFetched.removeMessages(0);
172	torben	1025
173	torben	1244
174	torben	919	if (locationLookup != null) {
175			locationLookup.stopSearch();
176			}
177	torben	1547
178	torben	918	}
179
180
181	torben	482	protected void setTitle() {
182	torben	561	String dialogTitle = getResources().getString(app_name);
183	torben	482	switch (listType) {
184			case ListNearest:
185	torben	561	dialogTitle += " - " + getString(stationlist_nearbystations);
186	torben	482	break;
187			case ListSearch:
188	torben	561	dialogTitle += " - " + getString(stationlist_search);
189	torben	482	break;
190			case ListFavorites:
191	torben	561	dialogTitle += " - " + getString(stationlist_favorites);
192	torben	482	break;
193			default:
194			dialogTitle = "";//not possible
195			}
196
197			setTitle(dialogTitle);
198	torben	701
199	torben	482	}
200
201	torben	1547
202			public void enableNamesearchField() {
203			final TextView stationSearch = (TextView) findViewById(R.id.stationsearch);
204			stationSearch.setVisibility( View.VISIBLE );
205			stationSearch.addTextChangedListener( new TextWatcher() {
206
207			@Override
208			public void afterTextChanged(Editable s) {
209			if (s.length() > 0) {
210			startNameLookup( s.toString() );
211			} else {
212			stations = new StationBean();
213			getListView().invalidateViews();
214			adapter.setStations( stations );
215			}
216			}
217
218			@Override
219			public void beforeTextChanged(CharSequence s, int start, int count, int after) {
220			}
221
222			@Override
223			public void onTextChanged(CharSequence s, int start, int before, int count) {
224			}
225
226			});
227	torben	701
228	torben	1547
229			}
230
231	torben	371
232	torben	243	@Override
233			public void onSaveInstanceState(Bundle outState)
234			{
235	torben	258	if (dialog != null && dialog.isShowing())
236	torben	243	dialog.dismiss();
237	torben	1066	outState.putSerializable("stations", (StationBean) stations);
238	torben	482
239	torben	243	}
240	torben	237
241	torben	243
242	torben	237
243			@Override
244	torben	368	public boolean onCreateOptionsMenu(Menu menu) {
245	torben	419	MenuItem item;
246	torben	561
247			item = menu.add(0, OPTIONS_MAP, 0, getString(stationlist_stationmap));
248	torben	419	item.setIcon(android.R.drawable.ic_menu_mapmode);
249
250	torben	561	item = menu.add(0, OPTIONS_GPSINFO, 0, getString(stationlist_gpsinfo));
251	torben	1448	item.setIcon(android.R.drawable.ic_menu_info_details);
252	torben	1447	boolean hasLoc = (locationLookup.getLocation() != null);
253			item.setEnabled(hasLoc);
254	torben	481
255	torben	368	return true;
256			}
257	torben	1447
258	torben	368
259	torben	1447
260
261	torben	368	@Override
262			public boolean onOptionsItemSelected(MenuItem item) {
263	torben	381	boolean retval = true;
264
265	torben	1453
266	torben	368	switch (item.getItemId()) {
267			case OPTIONS_MAP:
268
269	torben	1485	if ( stations == null \|\| stations.entries == null \|\| stations.entries.size() == 0 ) {
270	torben	1486	Toast.makeText(this, "No stations to show on map", Toast.LENGTH_SHORT).show(); //TODO: Translate
271	torben	1485	return true;
272			}
273
274	torben	368	Intent intent = new Intent(this,StationMapView.class);
275
276			ArrayList<GeoPair> stationPoints = new ArrayList<GeoPair>();
277	torben	1066	for (StationEntry st : stations.entries ) {
278	torben	369	stationPoints.add( new GeoPair(st.getLatitude(), st.getLongitude(), st.getName()) );
279	torben	368	}
280
281			intent.putExtra("stations", stationPoints);
282
283			startActivity(intent);
284			break;
285	torben	481	case OPTIONS_GPSINFO:
286	torben	482	Location loc = locationLookup.getLocation();
287	torben	371	StringBuffer message = new StringBuffer();
288	torben	561	message.append( getString(stationlist_locationinfo) ).append(":\n");
289	torben	1447
290			message.append( getString(stationlist_obtainedby) ).append( loc.getProvider() ).append("\n");
291			message.append( getString(stationlist_accuracy) ).append( (int)loc.getAccuracy()).append("m\n");
292			message.append( getString(stationlist_latitude) ).append( (float)loc.getLatitude()).append("\n");
293			message.append( getString(stationlist_longitude) ).append( (float)loc.getLongitude() ).append("\n");
294
295	torben	556
296	torben	906	MessageBox.showMessage(this, message.toString(), false);
297	torben	371	break;
298	torben	368	default:
299			retval = super.onOptionsItemSelected(item);
300			}
301
302			return retval;
303			}
304	torben	433
305
306	torben	368
307			@Override
308	torben	433	public boolean onContextItemSelected(MenuItem item) {
309			contextMenu.onContextItemSelected(item);
310			return true;
311
312
313			}
314	torben	556
315			public void showMessageAndClose(String message) {
316			AlertDialog.Builder builder = new AlertDialog.Builder(this);
317			builder.setMessage(message)
318			.setCancelable(false)
319			.setPositiveButton("OK", new DialogInterface.OnClickListener() {
320			public void onClick(DialogInterface dialog, int id) {
321			dialog.dismiss();
322			StationList.this.finish();
323			}
324			})
325			.show();
326			}
327	torben	433
328
329
330
331			@Override
332	torben	237	protected Dialog onCreateDialog(int id) {
333			switch (id) {
334			case DLG_PROGRESS:
335			ProgressDialog dlg = new ProgressDialog(this);
336	torben	561	dlg.setMessage( getString(stationlist_waitforlocation) );
337	torben	237	dlg.setCancelable(false);
338	torben	336	return dlg;
339	torben	381
340	torben	237	default:
341			return super.onCreateDialog(id);
342			}
343
344			}
345
346
347			@Override
348			protected void onPrepareDialog(int id, Dialog dialog) {
349			super.onPrepareDialog(id, dialog);
350			switch (id) {
351			case DLG_PROGRESS:
352			this.dialog = (ProgressDialog) dialog;
353	torben	336	if (!dialogMessage.equals("")) {
354			this.dialog.setMessage(dialogMessage);
355			dialogMessage = "";
356			}
357	torben	237	break;
358			}
359			}
360	torben	381
361			@Override
362			protected void onListItemClick(ListView l, View v, int position, long id) {
363			super.onListItemClick(l, v, position, id);
364
365	torben	1066	StationEntry station = stations.entries.get(position);
366	torben	381
367	torben	731	if (isLaunchedforShortcut == true) {
368			Intent i = new Intent();
369			i.putExtra("station", station);
370			setResult(Activity.RESULT_OK, i);
371			finish();
372			} else {
373			Intent intent = new Intent(this, DepartureList.class);
374			intent.putExtra("stationbean", station);
375			startActivity(intent);
376			}
377	torben	381	}
378
379			/////////////////////////////////////////////////////////////
380			//
381
382	torben	1207	public void startNearestLookup() {
383	torben	561	dialogMessage = getString( stationlist_waitforlocation );
384	torben	1008	showDialog(DLG_PROGRESS);
385	torben	237
386	torben	482	locationLookup.locateStations();
387	torben	1143	stationsFetched.sendEmptyMessageDelayed(0, 500);
388	torben	237	}
389	torben	381
390	torben	1207	void startNameLookup(String name) {
391	torben	381
392	torben	1547	stations = stationProvider.lookupStationsByName(name);
393			getListView().invalidateViews();
394			adapter.setStations( stations );
395	torben	381	}
396	torben	433
397			public void startFavoriteLookup() {
398
399	torben	440	if (favorites.size() > 0) {
400	torben	1547
401			stations = stationProvider.lookupStationsByIds( favorites.toString() );
402			getListView().invalidateViews();
403			adapter.setStations( stations );
404
405
406	torben	433	} else {
407	torben	561	showMessageAndClose( getString( stationlist_nofavorites ) );
408	torben	433	}
409			}
410	torben	381
411	torben	433
412	torben	381
413	torben	1547	void startNearestLookupPhase2()
414			{
415			stations = stationProvider.lookupStationsByLocation( locationLookup.getLocation() );
416			getListView().invalidateViews();
417			adapter.setStations( stations );
418	torben	381	}
419
420
421			////////////////////////////////////////////////////////////////////////////
422			// Inner classes
423
424			class StationsFetchedHandler extends Handler {
425	torben	237	@Override
426			public void handleMessage(Message msg) {
427	torben	336
428	torben	1143	LocationLookup.LookupStates state = locationLookup.getState();
429
430
431	torben	1142	switch (state) {
432	torben	237	case GOTLOCATION:
433	torben	1008	dismissDialog(DLG_PROGRESS);
434	torben	1143
435	torben	1547	startNearestLookupPhase2();
436	torben	319
437	torben	1143	return;
438
439	torben	237	case NOPROVIDER:
440	torben	1008	dismissDialog(DLG_PROGRESS);
441	torben	906	MessageBox.showMessage(StationList.this, getString(stationlist_nolocationprovider), true );
442			//StationList.this.finish();
443	torben	1143	return;
444	torben	1220	case IDLE:
445			Log.e("TrainInfo", "How did this happen ???");
446			dismissDialog(DLG_PROGRESS); // how did we get here ??
447			return;
448
449	torben	1143	}
450	torben	336
451	torben	1143
452
453			if (locationLookup.elapsedTime() >= GPS_TIMEOUT_MS) {
454	torben	1245	dismissDialog(DLG_PROGRESS);
455	torben	1143
456	torben	1245
457	torben	1143	locationLookup.stopSearch();
458
459			if (locationLookup.hasLocation()) {
460	torben	1547	startNearestLookupPhase2();
461	torben	1143	} else {
462			AlertDialog.Builder builder = new AlertDialog.Builder(StationList.this);
463			builder.setMessage( getString( stationlist_gpstimeout) );
464			builder.setCancelable(true);
465			builder.setPositiveButton(getString(generic_retry), new DialogInterface.OnClickListener() {
466			public void onClick(DialogInterface dialog, int id) {
467			dialog.dismiss();
468	torben	1207	startNearestLookup();
469	torben	1143
470			}
471			});
472			builder.setNegativeButton( getString(generic_cancel), new DialogInterface.OnClickListener() {
473			public void onClick(DialogInterface dialog, int id) {
474			dialog.dismiss();
475	torben	1150	StationList.this.finish(); // Close this Activity
476	torben	1143	}
477			});
478			builder.show();
479
480	torben	237	}
481	torben	1143	} else {
482			if (locationLookup.hasGps()) {
483			int count = locationLookup.getSatCount();
484			String dialogMessage = getString( stationlist_waitforlocation ) + "\n" + getString( stationlist_satellitecount ) + ": " + count;
485			dialog.setMessage( dialogMessage );
486			}
487			this.sendEmptyMessageDelayed(0, 500);
488	torben	237	}
489	torben	1143
490	torben	237	}
491	torben	1143	}
492	torben	381
493	torben	1143
494
495	torben	237
496	torben	433	class FavoritesMenu implements OnCreateContextMenuListener {
497			private final static int FAVORITES_ADD = 9001;
498			private final static int FAVORITES_REMOVE = 9002;
499
500			private int selectedPosition;
501
502
503			@Override
504			public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
505
506			AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
507			selectedPosition = info.position;
508	torben	1066	int stationID = stations.entries.get(selectedPosition).getId();
509	torben	433
510	torben	441	if (!favorites.contains(stationID)) {
511	torben	561	menu.add(0, FAVORITES_ADD, 0, getString(stationlist_addfavorite) );
512	torben	433	} else {
513	torben	563	menu.add(0, FAVORITES_REMOVE, 0, getString(stationlist_removefavorite) );
514	torben	433	}
515
516			}
517
518			public void onContextItemSelected(MenuItem item) {
519	torben	1066	StationEntry sb = stations.entries.get(selectedPosition);
520	torben	433
521			int stationID = sb.getId();
522			if (item.getItemId() == FAVORITES_ADD) {
523			favorites.add(stationID);
524	torben	561	Toast.makeText(StationList.this, getString(stationlist_stationadded), Toast.LENGTH_SHORT).show();
525	torben	433	} else {
526	torben	473
527	torben	433	favorites.remove(stationID);
528	torben	561	Toast.makeText(StationList.this, getString(stationlist_stationremoved), Toast.LENGTH_SHORT).show();
529	torben	473
530	torben	481
531			if (listType.equals( WelcomeScreen.ListType.ListFavorites) ) {
532	torben	1066	stations.entries.remove(selectedPosition);
533	torben	473	adapter.notifyDataSetChanged();
534			}
535	torben	433	}
536	torben	435	Editor ed = prefs.edit();
537			ed.putString("favorites", favorites.toString());
538			ed.commit();
539	torben	433	}
540			}
541	torben	237	}