thoerup/traininfo/DepartureList.java

package dk.thoerup.traininfo;

import java.text.NumberFormat;
import java.util.ArrayList;
import java.util.List;

import android.app.Dialog;
import android.app.ListActivity;
import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;
import android.widget.TextView;
import dk.thoerup.traininfo.provider.DepartureProvider;
import dk.thoerup.traininfo.provider.ProviderFactory;
import dk.thoerup.traininfo.util.MessageBox;

public class DepartureList extends ListActivity {

        public static final int DLG_PROGRESS = 1;
        public static final int DLG_DETAILS = 2;
        
        DepartureListAdapter adapter;
        DepartureProvider provider;
        List<DepartureBean> departures;
        
        int selectedItemId;
        //DepartureBean currentDeparture;
        
        ProgressDialog pgDialog;
        Dialog detailsDialog;
        DepartureFetcher fetcher;
        
        double latitude,longitude;
        
        @SuppressWarnings("unchecked")
        @Override
        protected void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                setContentView(R.layout.departurelist);
                
                adapter = new DepartureListAdapter(this);
                setListAdapter(adapter);
                
                Intent launchedBy = getIntent();
                
                latitude = launchedBy.getDoubleExtra("latitude", 0.0);
                longitude = launchedBy.getDoubleExtra("longitude", 0.0);
                
                String name = launchedBy.getStringExtra("name");
                ((TextView) findViewById(R.id.stationName)).setText( name );
                
                String addr = launchedBy.getStringExtra("address");
                ((TextView) findViewById(R.id.stationAddr)).setText( addr );
                
                findViewById(R.id.header).setOnClickListener( mapLauncher );
                
                NumberFormat format = NumberFormat.getNumberInstance();
                format.setMaximumFractionDigits(1);
                format.setMinimumFractionDigits(1);
                int distance = launchedBy.getIntExtra("distance", 0);
                ((TextView) findViewById(R.id.stationDistance)).setText( format.format((double)distance/1000.0) + " km." );
        
                
                provider = ProviderFactory.getDepartureProvider();
                
                fetcher = new DepartureFetcher();
                if (savedInstanceState == null) {
                        showDialog(DLG_PROGRESS);
                        fetcher.execute(name);
                } else {
                        departures = (List<DepartureBean>) savedInstanceState.getSerializable("departures");
                        adapter.setDepartures(departures);
                        selectedItemId = savedInstanceState.getInt("selectedItemId");   
                        boolean detailsShowing = savedInstanceState.getBoolean("detailsShowing");
                        if (detailsShowing)
                                showDialog(DLG_DETAILS);
                }
        }
        
    @Override 
    public void onSaveInstanceState(Bundle outState) 
    {
        if (pgDialog != null && pgDialog.isShowing())
                dismissDialog(DLG_PROGRESS);
        boolean detailsShowing = (detailsDialog != null && detailsDialog.isShowing()); 
        if (detailsShowing) {
                dismissDialog(DLG_DETAILS);
        }
        outState.putBoolean("detailsShowing", detailsShowing);
        outState.putInt("selectedItemId", selectedItemId);
        
        outState.putSerializable("departures", (ArrayList<DepartureBean>) departures);
    }
        
        @Override
        protected void onListItemClick(ListView l, View v, int position, long id) {
                super.onListItemClick(l, v, position, id);
        
                selectedItemId = position;              
                showDialog(DLG_DETAILS);                
        }
        

        @Override
        protected void onPrepareDialog(int id, Dialog dialog) {
                super.onPrepareDialog(id, dialog);
                
                switch (id) {
                case DLG_DETAILS:
                        DepartureBean currentDeparture = departures.get(selectedItemId);
                        ((TextView)dialog.findViewById(R.id.Time)).setText(currentDeparture.getTime());
                        ((TextView)dialog.findViewById(R.id.Train)).setText(currentDeparture.getTrainNumber());
                        ((TextView)dialog.findViewById(R.id.Destination)).setText( currentDeparture.getDestination());
                        ((TextView)dialog.findViewById(R.id.Origin)).setText(currentDeparture.getOrigin());
                        ((TextView)dialog.findViewById(R.id.Location)).setText(currentDeparture.getLocation());
                        ((TextView)dialog.findViewById(R.id.Updated)).setText(currentDeparture.getLastUpdateString());
                        ((TextView)dialog.findViewById(R.id.Status)).setText(currentDeparture.getStatus());
                        ((TextView)dialog.findViewById(R.id.Note)).setText(currentDeparture.getNote());
                        detailsDialog = dialog;
                        break;
                case DLG_PROGRESS:
                        pgDialog = (ProgressDialog) dialog;
                        break;
                }
        }
        
        @Override
        protected Dialog onCreateDialog(int id) {
                switch (id) {
                case DLG_PROGRESS:
                        ProgressDialog dlg = new ProgressDialog(this);
                        dlg.setMessage("Fetch departure data");
                        dlg.setCancelable(true);
                        return dlg;
                case DLG_DETAILS:
                        //Context mContext = getApplicationContext();
                        Dialog dialog = new Dialog(this);
                        dialog.setCancelable(true);

                        dialog.setContentView(R.layout.departuredetails);
                        dialog.setTitle("Departure details");

                        View root = dialog.findViewById(R.id.layout_root);
                        root.setOnClickListener( new DialogDismisser(dialog) );
                        return dialog;                  
                default:
                        return super.onCreateDialog(id);                
                }
        }

        class DialogDismisser implements View.OnClickListener {

                Dialog dlg;
                public DialogDismisser(Dialog d) {
                        dlg = d;
                }
                
                @Override
                public void onClick(View v) {
                        if (dlg.isShowing())
                                dlg.dismiss();
                }
        }
        
        View.OnClickListener mapLauncher = new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                        Uri uri = Uri.parse("geo:" + latitude + "," + longitude);
                        startActivity( new Intent(Intent.ACTION_VIEW, uri));
                }
        };
        
        
        class DepartureFetcher extends AsyncTask<String, Void, Void> {

                @Override
                protected void onPostExecute(Void result) {
                        super.onPostExecute(result);
                        
                        adapter.setDepartures(departures);
                        pgDialog.dismiss();
                        
                        if (departures.size() == 0)
                                MessageBox.showMessage(DepartureList.this, "No departures found");
                }

                @Override
                protected Void doInBackground(String... params) {
                        provider.lookupDepartures(params[0]);
                        departures = provider.getDepartures();
                        return null;
                }
                
        }
}
1	torben	237	package dk.thoerup.traininfo;
2
3			import java.text.NumberFormat;
4	torben	257	import java.util.ArrayList;
5	torben	237	import java.util.List;
6
7			import android.app.Dialog;
8			import android.app.ListActivity;
9			import android.app.ProgressDialog;
10			import android.content.Intent;
11	torben	239	import android.net.Uri;
12	torben	237	import android.os.AsyncTask;
13			import android.os.Bundle;
14			import android.view.View;
15			import android.widget.ListView;
16			import android.widget.TextView;
17	torben	255	import dk.thoerup.traininfo.provider.DepartureProvider;
18	torben	253	import dk.thoerup.traininfo.provider.ProviderFactory;
19	torben	245	import dk.thoerup.traininfo.util.MessageBox;
20	torben	237
21			public class DepartureList extends ListActivity {
22
23			public static final int DLG_PROGRESS = 1;
24			public static final int DLG_DETAILS = 2;
25
26			DepartureListAdapter adapter;
27			DepartureProvider provider;
28			List<DepartureBean> departures;
29
30	torben	257	int selectedItemId;
31			//DepartureBean currentDeparture;
32	torben	237
33			ProgressDialog pgDialog;
34	torben	257	Dialog detailsDialog;
35	torben	238	DepartureFetcher fetcher;
36
37	torben	239	double latitude,longitude;
38
39	torben	257	@SuppressWarnings("unchecked")
40	torben	237	@Override
41			protected void onCreate(Bundle savedInstanceState) {
42			super.onCreate(savedInstanceState);
43			setContentView(R.layout.departurelist);
44
45			adapter = new DepartureListAdapter(this);
46			setListAdapter(adapter);
47
48			Intent launchedBy = getIntent();
49	torben	239
50			latitude = launchedBy.getDoubleExtra("latitude", 0.0);
51			longitude = launchedBy.getDoubleExtra("longitude", 0.0);
52
53	torben	237	String name = launchedBy.getStringExtra("name");
54			((TextView) findViewById(R.id.stationName)).setText( name );
55
56			String addr = launchedBy.getStringExtra("address");
57			((TextView) findViewById(R.id.stationAddr)).setText( addr );
58
59	torben	239	findViewById(R.id.header).setOnClickListener( mapLauncher );
60	torben	237
61			NumberFormat format = NumberFormat.getNumberInstance();
62			format.setMaximumFractionDigits(1);
63			format.setMinimumFractionDigits(1);
64			int distance = launchedBy.getIntExtra("distance", 0);
65			((TextView) findViewById(R.id.stationDistance)).setText( format.format((double)distance/1000.0) + " km." );
66
67	torben	238
68	torben	253	provider = ProviderFactory.getDepartureProvider();
69	torben	238
70			fetcher = new DepartureFetcher();
71	torben	257	if (savedInstanceState == null) {
72			showDialog(DLG_PROGRESS);
73			fetcher.execute(name);
74			} else {
75			departures = (List<DepartureBean>) savedInstanceState.getSerializable("departures");
76			adapter.setDepartures(departures);
77			selectedItemId = savedInstanceState.getInt("selectedItemId");
78			boolean detailsShowing = savedInstanceState.getBoolean("detailsShowing");
79			if (detailsShowing)
80			showDialog(DLG_DETAILS);
81			}
82	torben	237	}
83
84	torben	243	@Override
85			public void onSaveInstanceState(Bundle outState)
86			{
87	torben	257	if (pgDialog != null && pgDialog.isShowing())
88			dismissDialog(DLG_PROGRESS);
89			boolean detailsShowing = (detailsDialog != null && detailsDialog.isShowing());
90			if (detailsShowing) {
91			dismissDialog(DLG_DETAILS);
92			}
93			outState.putBoolean("detailsShowing", detailsShowing);
94			outState.putInt("selectedItemId", selectedItemId);
95
96			outState.putSerializable("departures", (ArrayList<DepartureBean>) departures);
97	torben	243	}
98
99	torben	237	@Override
100			protected void onListItemClick(ListView l, View v, int position, long id) {
101			super.onListItemClick(l, v, position, id);
102
103	torben	257	selectedItemId = position;
104	torben	237	showDialog(DLG_DETAILS);
105			}
106
107
108			@Override
109			protected void onPrepareDialog(int id, Dialog dialog) {
110			super.onPrepareDialog(id, dialog);
111	torben	257
112	torben	237	switch (id) {
113			case DLG_DETAILS:
114	torben	257	DepartureBean currentDeparture = departures.get(selectedItemId);
115	torben	237	((TextView)dialog.findViewById(R.id.Time)).setText(currentDeparture.getTime());
116	torben	249	((TextView)dialog.findViewById(R.id.Train)).setText(currentDeparture.getTrainNumber());
117	torben	237	((TextView)dialog.findViewById(R.id.Destination)).setText( currentDeparture.getDestination());
118			((TextView)dialog.findViewById(R.id.Origin)).setText(currentDeparture.getOrigin());
119			((TextView)dialog.findViewById(R.id.Location)).setText(currentDeparture.getLocation());
120			((TextView)dialog.findViewById(R.id.Updated)).setText(currentDeparture.getLastUpdateString());
121			((TextView)dialog.findViewById(R.id.Status)).setText(currentDeparture.getStatus());
122			((TextView)dialog.findViewById(R.id.Note)).setText(currentDeparture.getNote());
123	torben	257	detailsDialog = dialog;
124	torben	237	break;
125			case DLG_PROGRESS:
126			pgDialog = (ProgressDialog) dialog;
127			break;
128			}
129			}
130
131			@Override
132			protected Dialog onCreateDialog(int id) {
133			switch (id) {
134			case DLG_PROGRESS:
135			ProgressDialog dlg = new ProgressDialog(this);
136			dlg.setMessage("Fetch departure data");
137			dlg.setCancelable(true);
138			return dlg;
139			case DLG_DETAILS:
140			//Context mContext = getApplicationContext();
141			Dialog dialog = new Dialog(this);
142			dialog.setCancelable(true);
143
144			dialog.setContentView(R.layout.departuredetails);
145			dialog.setTitle("Departure details");
146
147			View root = dialog.findViewById(R.id.layout_root);
148			root.setOnClickListener( new DialogDismisser(dialog) );
149			return dialog;
150			default:
151			return super.onCreateDialog(id);
152			}
153			}
154
155			class DialogDismisser implements View.OnClickListener {
156
157			Dialog dlg;
158			public DialogDismisser(Dialog d) {
159			dlg = d;
160			}
161
162			@Override
163			public void onClick(View v) {
164			if (dlg.isShowing())
165			dlg.dismiss();
166			}
167			}
168	torben	238
169	torben	239	View.OnClickListener mapLauncher = new View.OnClickListener() {
170			@Override
171			public void onClick(View v) {
172			Uri uri = Uri.parse("geo:" + latitude + "," + longitude);
173			startActivity( new Intent(Intent.ACTION_VIEW, uri));
174			}
175			};
176	torben	238
177	torben	239
178	torben	238	class DepartureFetcher extends AsyncTask<String, Void, Void> {
179
180			@Override
181			protected void onPostExecute(Void result) {
182			super.onPostExecute(result);
183
184			adapter.setDepartures(departures);
185			pgDialog.dismiss();
186
187			if (departures.size() == 0)
188	torben	245	MessageBox.showMessage(DepartureList.this, "No departures found");
189	torben	238	}
190
191			@Override
192			protected Void doInBackground(String... params) {
193			provider.lookupDepartures(params[0]);
194			departures = provider.getDepartures();
195			return null;
196			}
197
198			}
199	torben	237	}