add progress implementation

git-svn-id: https://osmand.googlecode.com/svn/trunk@48 e29c36b1-1cfa-d876-8d93-3434fc2bb7b8

DataExtractionOSM/src/com/osmand/DataExtraction.java

@@ -19,6 +19,7 @@ import com.osmand.data.Amenity;
 import com.osmand.data.City;
 import com.osmand.data.DataTileManager;
 import com.osmand.data.Region;
+import com.osmand.impl.ConsoleProgressImplementation;
 import com.osmand.osm.Entity;
 import com.osmand.osm.LatLon;
 import com.osmand.osm.MapUtils;
@@ -102,7 +103,7 @@ public class DataExtraction  {
 		
        
         OsmExtractionUI ui = new OsmExtractionUI(country);
-        ui.runUI();
+        ui.createUI();
         
 		List<Long> interestedObjects = new ArrayList<Long>();
 //		MapUtils.addIdsToList(places, interestedObjects);
@@ -167,8 +168,6 @@ public class DataExtraction  {
 				}
 				if (n.getTag(OSMTagKey.PLACE) != null) {
 					places.add(n);
-					if (places.size() % 500 == 0) System.out.println();
-					System.out.print("-");
 				}
 				
 				return true;
@@ -189,7 +188,7 @@ public class DataExtraction  {
 		};
 		
 
-		storage.parseOSM(stream);
+		storage.parseOSM(stream, new ConsoleProgressImplementation());
         System.out.println("File parsed : " +(System.currentTimeMillis() - st));
         
         // 1. found towns !

DataExtractionOSM/src/com/osmand/IProgress.java

@@ -0,0 +1,27 @@
+package com.osmand;
+
+/**
+ * That common interface that could be used by background operations.
+ * Implementation of it depends on chosen UI platform 
+ */
+public interface IProgress {
+	
+	/**
+	 * @param taskName
+	 * @param work - -1 means that indeterminate task, 
+	 * otherwise number of could be specified 
+	 */
+	public void startTask(String taskName, int work);
+	
+	public void startWork(int work);
+	
+	public void progress(int deltaWork);
+	
+	public void remaining(int remainingWork);
+	
+	public void finishTask();
+	
+	public boolean isIndeterminate();
+	
+
+}

DataExtractionOSM/src/com/osmand/impl/ConsoleProgressImplementation.java

@@ -0,0 +1,72 @@
+package com.osmand.impl;
+
+import java.text.MessageFormat;
+
+import com.osmand.Algoritms;
+import com.osmand.IProgress;
+
+public class ConsoleProgressImplementation implements IProgress {
+	public static double deltaPercentsToPrint = 3.5; 
+	
+	String currentTask;
+	int work;
+	int currentDone;
+	
+	double lastPercentPrint = 0;
+	
+	@Override
+	public void finishTask() {
+		System.out.println("Task " + currentTask + " is finished ");
+		this.currentTask = null;
+		
+	}
+
+	@Override
+	public boolean isIndeterminate() {
+		return work == -1;
+	}
+
+	@Override
+	public void progress(int deltaWork) {
+		this.currentDone += deltaWork;
+		printIfNeeded();
+	}
+	
+	private void printIfNeeded() {
+		if(getCurrentPercent() - lastPercentPrint >= deltaPercentsToPrint){
+			System.out.println(MessageFormat.format("Done {0} %.", getCurrentPercent()));
+			this.lastPercentPrint = getCurrentPercent();
+		}
+	}
+
+	public double getCurrentPercent(){
+		return (double) currentDone * 100d / work;
+	}
+
+	@Override
+	public void remaining(int remainingWork) {
+		this.currentDone = work - remainingWork;
+		printIfNeeded();
+	}
+
+	@Override
+	public void startTask(String taskName, int work) {
+		if(!Algoritms.objectEquals(currentTask, taskName)){
+			this.currentTask = taskName;
+			System.out.println("Started new task : " + currentTask  + " - " + work);
+		}
+		startWork(work);
+		
+	}
+
+	@Override
+	public void startWork(int work) {
+		if(this.work != work){
+			this.work = work;
+			System.out.println("Amount of work was changed to " + work);
+		}
+		this.currentDone = 0;
+		this.lastPercentPrint = 0;
+	}
+
+}

DataExtractionOSM/src/com/osmand/osm/io/OsmBaseStorage.java

@@ -15,6 +15,7 @@ import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
 import org.xml.sax.helpers.DefaultHandler;
 
+import com.osmand.IProgress;
 import com.osmand.osm.Entity;
 import com.osmand.osm.Node;
 import com.osmand.osm.Relation;
@@ -48,6 +49,10 @@ public class OsmBaseStorage extends DefaultHandler {
 	
 	protected Map<Long, Entity> entities = new LinkedHashMap<Long, Entity>();
 	
+	// this is used to show feedback to user
+	private IProgress progress;
+	private InputStream inputStream;
+	
 	
 	
 	/**
@@ -55,11 +60,20 @@ public class OsmBaseStorage extends DefaultHandler {
 	 * @throws IOException
 	 * @throws SAXException - could be
 	 */
-	public synchronized void parseOSM(InputStream stream) throws IOException, SAXException {
+	public synchronized void parseOSM(InputStream stream, IProgress progress) throws IOException, SAXException {
+		this.inputStream = stream;
+		this.progress = progress;
 		SAXParser parser = initSaxParser();
 		parseStarted = false;
 		entities.clear();
+		if(progress != null){
+			progress.startWork(stream.available());
+		}
+		
 		parser.parse(stream, this);
+		if(progress != null){
+			progress.finishTask();
+		}
 		completeReading();
 	}
 	
@@ -110,7 +124,6 @@ public class OsmBaseStorage extends DefaultHandler {
 	@Override
 	public void startElement(String uri, String localName, String name, Attributes attributes) throws SAXException {
 		name = saxParser.isNamespaceAware() ? localName : name;
-		
 		if(!parseStarted){
 			if(!ELEM_OSM.equals(name) || !supportedVersions.contains(attributes.getValue(ATTR_VERSION))){
 				throw new OsmVersionNotSupported();
@@ -118,6 +131,13 @@ public class OsmBaseStorage extends DefaultHandler {
 			parseStarted = true;
 		}
 		if (currentParsedEntity == null) {
+			if(progress != null && !progress.isIndeterminate()){
+				try {
+					progress.remaining(inputStream.available());
+				} catch (IOException e) {
+					progress.startWork(-1);
+				}
+			}
 			if (ELEM_NODE.equals(name)) {
 				currentParsedEntity = new Node(parseDouble(attributes, ATTR_LAT, 0), parseDouble(attributes, ATTR_LON, 0),
 						parseId(attributes, ATTR_ID, -1));

DataExtractionOSM/src/com/osmand/swing/OsmExtractionUI.java

@@ -3,12 +3,15 @@ package com.osmand.swing;
 import java.awt.BorderLayout;
 import java.awt.Component;
 import java.awt.Container;
+import java.awt.Menu;
 import java.awt.MenuBar;
+import java.awt.MenuItem;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.io.File;
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
@@ -19,6 +22,7 @@ import java.util.TreeMap;
 
 import javax.swing.DefaultListCellRenderer;
 import javax.swing.JButton;
+import javax.swing.JFileChooser;
 import javax.swing.JFrame;
 import javax.swing.JLabel;
 import javax.swing.JList;
@@ -34,8 +38,13 @@ import javax.swing.event.TreeSelectionEvent;
 import javax.swing.event.TreeSelectionListener;
 import javax.swing.event.UndoableEditEvent;
 import javax.swing.event.UndoableEditListener;
+import javax.swing.filechooser.FileFilter;
 import javax.swing.tree.DefaultMutableTreeNode;
+import javax.swing.tree.DefaultTreeModel;
 
+import org.xml.sax.SAXException;
+
+import com.osmand.DataExtraction;
 import com.osmand.DefaultLauncherConstants;
 import com.osmand.IMapLocationListener;
 import com.osmand.data.Amenity;
@@ -57,29 +66,39 @@ public class OsmExtractionUI implements IMapLocationListener {
 	
 	private DefaultMutableTreeNode amenitiesTree;
 	private JTree treePlaces;
+	private JList searchList;
 
-	private final Region r; 
+	private Region region;
+
+	private JFrame frame;
+
+	private JTextField searchTextField; 
 	
 	public OsmExtractionUI(final Region r){
-		this.r = r;
+		this.region = r;
+		createUI();
+		setRegion(r);
 	}
 	
-	
-	public void runUI(){
-		JFrame frame = new JFrame("Tree of choose");
-	    try {
-			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
-		} catch (Exception e) {
-			e.printStackTrace();
+	public static void main(String[] args) {
+        OsmExtractionUI ui = new OsmExtractionUI(null);
+        ui.runUI();
 	}
-		DefaultMutableTreeNode root = new DataExtractionTreeNode(r.getName(), r);
-		amenitiesTree = new DataExtractionTreeNode("Amenities", r);
-		amenitiesTree.add(new DataExtractionTreeNode("closest", r));
+	
+	public void setRegion(Region region){
+		if(this.region == region){
+			return;
+		}
+		this.region = region;
+		DefaultMutableTreeNode root = new DefaultMutableTreeNode();
+		amenitiesTree = new DataExtractionTreeNode("Amenities", region);
+		amenitiesTree.add(new DataExtractionTreeNode("closest", region));
 		root.add(amenitiesTree);
+		
 		for(CityType t : CityType.values()){
 			DefaultMutableTreeNode cityTree = new DataExtractionTreeNode(t.toString(), t);
 			root.add(cityTree);
-			for(City ct : r.getCitiesByType(t)){
+			for(City ct : region.getCitiesByType(t)){
 				DefaultMutableTreeNode cityNodeTree = new DataExtractionTreeNode(ct.getName(), ct);
 				cityTree.add(cityNodeTree);
 				
@@ -94,17 +113,35 @@ public class OsmExtractionUI implements IMapLocationListener {
 				}
 			}
 		}
+		DataTileManager<LatLon> amenitiesManager = new DataTileManager<LatLon>();
+	    for(Amenity a : region.getAmenityManager().getAllObjects()){
+	    	amenitiesManager.registerObject(a.getNode().getLatitude(), a.getNode().getLongitude(), a.getNode().getLatLon());
+	    }
+	    mapPanel.setPoints(amenitiesManager);
+		updateListCities(region, searchTextField.getText(), searchList);
+		mapPanel.updateUI();
+		treePlaces.setModel(new DefaultTreeModel(root, false));
+	}
         
 	
 	
+	public void createUI(){
+		frame = new JFrame("Tree of choose");
+	    try {
+			UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		
+		
 	    frame.addWindowListener(new ExitListener());
 	    Container content = frame.getContentPane();
 	    frame.setFocusable(true);
 	    
-	    
-	    treePlaces = new JTree(root);
-	    final JList jList = new JList();
-	    jList.setCellRenderer(new DefaultListCellRenderer(){
+	    treePlaces = new JTree();
+	    treePlaces.setModel(new DefaultTreeModel(new DefaultMutableTreeNode("Region"), false));
+	    searchList = new JList();
+	    searchList.setCellRenderer(new DefaultListCellRenderer(){
 			private static final long serialVersionUID = 4661949460526837891L;
 
 			@Override
@@ -126,14 +163,8 @@ public class OsmExtractionUI implements IMapLocationListener {
 	    mapPanel.addMapLocationListener(this);
 	    
 	    
-	    DataTileManager<LatLon> amenitiesManager = new DataTileManager<LatLon>();
-	    for(Amenity a : r.getAmenityManager().getAllObjects()){
-	    	amenitiesManager.registerObject(a.getNode().getLatitude(), a.getNode().getLongitude(), a.getNode().getLatLon());
-	    }
-	    mapPanel.setPoints(amenitiesManager);
 	    
-	    
-	    JSplitPane pane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, new JScrollPane(jList), panelForTreeAndImage);
+	    JSplitPane pane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, new JScrollPane(searchList), panelForTreeAndImage);
 	    pane.setResizeWeight(0.2);
 	    content.add(pane, BorderLayout.CENTER);
 	    
@@ -141,37 +172,37 @@ public class OsmExtractionUI implements IMapLocationListener {
 	    content.add(label, BorderLayout.SOUTH);
 
 	    JPanel panel = new JPanel(new BorderLayout());
-	    final JTextField textField = new JTextField();
+	    searchTextField = new JTextField();
 	    final JButton button = new JButton();
 	    button.setText("Set town");
 
 	    
-	    panel.add(textField, BorderLayout.CENTER);
+	    panel.add(searchTextField, BorderLayout.CENTER);
 	    panel.add(button, BorderLayout.WEST);
 	    
 	    content.add(panel, BorderLayout.NORTH);
 	    
 	    
-	    updateListCities(r, textField.getText(), jList);
-	    textField.getDocument().addUndoableEditListener(new UndoableEditListener(){
+	    updateListCities(region, searchTextField.getText(), searchList);
+	    searchTextField.getDocument().addUndoableEditListener(new UndoableEditListener(){
 			@Override
 			public void undoableEditHappened(UndoableEditEvent e) {
-	    		updateListCities(r, textField.getText(), jList);
+	    		updateListCities(region, searchTextField.getText(), searchList);
 			}
 	    });
 	    
 	    button.addActionListener(new ActionListener(){
 			@Override
 			public void actionPerformed(ActionEvent e) {
-				selectedCity = (City)jList.getSelectedValue();
+				selectedCity = (City)searchList.getSelectedValue();
 			}
 	    });
 
-	    jList.addListSelectionListener(new ListSelectionListener(){
+	    searchList.addListSelectionListener(new ListSelectionListener(){
 			@Override
 			public void valueChanged(ListSelectionEvent e) {
-				if(jList.getSelectedValue() != null){
-					Node node = ((City)jList.getSelectedValue()).getNode();
+				if(searchList.getSelectedValue() != null){
+					Node node = ((City)searchList.getSelectedValue()).getNode();
 					String text = "Lat : " + node.getLatitude() + " Lon " + node.getLongitude();
 					if(selectedCity != null){
 						text += " distance " + MapUtils.getDistance(selectedCity.getNode(), node);
@@ -223,23 +254,77 @@ public class OsmExtractionUI implements IMapLocationListener {
 	    });
 	    
 	    MenuBar bar = new MenuBar();
-	    bar.add(MapPanel.getMenuToChooseSource(mapPanel));
+	    fillMenuWithActions(bar);
+	    
 	    frame.setMenuBar(bar);
+	}
+	
+	public void runUI(){
 		frame.setSize(1024, 768);
 	    frame.setVisible(true);
 	}
 	
+	public void fillMenuWithActions(MenuBar bar){
+		Menu menu = new Menu("File");
+		bar.add(menu);
+		MenuItem loadFile = new MenuItem("Load file...");
+		menu.add(loadFile);
+		bar.add(MapPanel.getMenuToChooseSource(mapPanel));
+		
+		loadFile.addActionListener(new ActionListener(){
+
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				JFileChooser fc = new JFileChooser();
+		        fc.setDialogTitle("Choose osm file");
+		        fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
+		        fc.setAcceptAllFileFilterUsed(true);
+		        fc.setCurrentDirectory(new File(DefaultLauncherConstants.pathToDirWithTiles));
+		        //System.out.println("opening fc for extension " + extension);
+		        fc.setFileFilter(new FileFilter(){
+
+					@Override
+					public boolean accept(File f) {
+						return f.isDirectory() || f.getName().endsWith(".bz2") || f.getName().endsWith(".osm");
+					}
+
+					@Override
+					public String getDescription() {
+						return "Osm Files (*.bz2, *.osm)";
+					}
+		        });
+
+		        int answer = fc.showOpenDialog(frame) ;
+		        if (answer == JFileChooser.APPROVE_OPTION && fc.getSelectedFile() != null){
+		        	try {
+						Region region = new DataExtraction().readCountry(fc.getSelectedFile().getAbsolutePath());
+						setRegion(region);
+					} catch (IOException e1) {
+						// TODO
+						e1.printStackTrace();
+					} catch (SAXException e1) {
+						// TODO
+						e1.printStackTrace();
+					}
+		        	
+		        }
+			}
+			
+		});
+		
+	}
+	
 	@Override
 	public void locationChanged(final double newLatitude, final double newLongitude, Object source){
+		if (amenitiesTree != null) {
 			Region reg = (Region) amenitiesTree.getUserObject();
 			List<Amenity> closestAmenities = reg.getClosestAmenities(newLatitude, newLongitude);
 			Collections.sort(closestAmenities, new Comparator<Amenity>() {
 				@Override
 				public int compare(Amenity o1, Amenity o2) {
-				return Double.compare(MapUtils.getDistance(o1.getNode(), newLatitude, newLongitude), 
-						MapUtils.getDistance(o2.getNode(), newLatitude, newLongitude));
+					return Double.compare(MapUtils.getDistance(o1.getNode(), newLatitude, newLongitude), MapUtils.getDistance(o2.getNode(),
+							newLatitude, newLongitude));
 				}
-			
 			});
 
 			Map<String, List<Amenity>> filter = new TreeMap<String, List<Amenity>>();
@@ -257,16 +342,13 @@ public class OsmExtractionUI implements IMapLocationListener {
 					i++;
 				}
 			}
-		
 			((DefaultMutableTreeNode) amenitiesTree.getChildAt(0)).removeAllChildren();
 
-		
 			for (int i = 0; i < 15 && i < closestAmenities.size(); i++) {
 				Amenity n = closestAmenities.get(i);
 				int dist = (int) (MapUtils.getDistance(n.getNode(), newLatitude, newLongitude));
 				String str = n.getSimpleFormat() + " [" + dist + " m ]";
-			((DefaultMutableTreeNode)amenitiesTree.getChildAt(0)).add(
-					new DataExtractionTreeNode(str, n));
+				((DefaultMutableTreeNode) amenitiesTree.getChildAt(0)).add(new DataExtractionTreeNode(str, n));
 			}
 
 			for (String s : filter.keySet()) {
@@ -292,9 +374,16 @@ public class OsmExtractionUI implements IMapLocationListener {
 			}
 			treePlaces.updateUI();
 		}
+	}
 	
 	public void updateListCities(Region r, String text, JList jList){
-		Collection<City> city = r.getSuggestedCities(text, 100);
+		
+		Collection<City> city;
+		if(r == null){
+			city =  Collections.emptyList();
+		} else {
+			city = r.getSuggestedCities(text, 100);
+		}
 		City[] names = new City[city.size()];
 		int i=0;
 		for(City c : city){

OsmAnd/AndroidManifest.xml

@@ -15,8 +15,6 @@
 		<activity android:name=".activities.SettingsActivity"
 			android:label="@string/settings_activity"></activity>
 
-
-    <activity android:name=".activities.SettingsActivity" android:label="@string/settings_activity"></activity>
 </application>
 
 

OsmAnd/src/com/osmand/ProgressDialogImplementation.java

@@ -0,0 +1,97 @@
+package com.osmand;
+
+import android.app.ProgressDialog;
+import android.os.Handler;
+import android.os.Message;
+
+public class ProgressDialogImplementation implements IProgress {
+	
+	private static final float deltaToChange = 0.04f;
+	private String taskName;
+	private int progress;
+	private int work;
+	private int deltaWork;
+	private String message = "";
+	
+	private Handler mViewUpdateHandler;
+
+	public ProgressDialogImplementation(final ProgressDialog dlg){
+		mViewUpdateHandler = new Handler(){
+			@Override
+			public void handleMessage(Message msg) {
+				super.handleMessage(msg);
+				dlg.setMessage(message);
+			}
+		};
+	}
+
+	@Override
+	public void progress(int deltaWork) {
+		this.deltaWork += deltaWork;
+		if(change(progress + deltaWork)){
+			this.progress += deltaWork;
+			updateMessage();
+		}
+	}
+	
+	private void updateMessage() {
+		message = taskName + String.format(" %.1f %%", this.progress * 100f / ((float) this.work));
+		mViewUpdateHandler.sendEmptyMessage(0);
+	}
+
+	public boolean change(int newProgress) {
+		if (newProgress < progress) {
+			return false;
+		}
+		if ((newProgress - progress) / ((float) work) < deltaToChange) {
+			return false;
+		}
+		return true;
+	}
+	@Override
+	public void remaining(int remainingWork) {
+		if(change(work - remainingWork)){
+			this.progress = work - remainingWork;
+			updateMessage();
+		}
+		deltaWork = work - remainingWork - this.progress;
+	}
+	
+	public boolean isIndeterminate(){
+		return work == -1;
+	}
+
+	@Override
+	public void startTask(String taskName, int work) {
+		if(taskName == null){
+			taskName = "";
+		}
+		message = taskName;
+		mViewUpdateHandler.sendEmptyMessage(0);
+		this.taskName = taskName;
+		startWork(work);
+	}
+
+	@Override
+	public void finishTask() {
+		if (taskName != null) {
+			message = "Finished : " + taskName;
+			mViewUpdateHandler.sendEmptyMessage(0);
+		}
+		work = -1;
+		progress = 0;
+	}
+
+	
+
+	@Override
+	public void startWork(int work) {
+		this.work = work;
+		if(this.work == 0){
+			this.work = 1;
+		}
+		progress = 0;
+		deltaWork = 0;
+	}
+
+}

OsmAnd/src/com/osmand/ResourceManager.java

@@ -14,7 +14,6 @@ import org.apache.commons.logging.Log;
 import org.apache.tools.bzip2.CBZip2InputStream;
 import org.xml.sax.SAXException;
 
-import android.app.ProgressDialog;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.os.Environment;
@@ -192,7 +191,7 @@ public class ResourceManager {
 	
 	
 	// POI INDEX //
-	public void indexingPoi(ProgressDialog dlg){
+	public void indexingPoi(IProgress progress){
 		if (poiIndex == null) {
 			File file = new File(Environment.getExternalStorageDirectory(), POI_PATH);
 			poiIndex = new DataTileManager<Amenity>();
@@ -202,9 +201,6 @@ public class ResourceManager {
 						if (log.isDebugEnabled()) {
 							log.debug("Starting index POI " + f.getAbsolutePath());
 						}
-						if(dlg != null){
-							dlg.setMessage("Indexing poi " + f.getName());
-						}
 						boolean zipped = f.getName().endsWith(".bz2");
 						InputStream stream = null;
 						try {
@@ -220,7 +216,10 @@ public class ResourceManager {
 									stream = new CBZip2InputStream(stream);
 								}
 							}
-							storage.parseOSM(stream);
+							if(progress != null){
+								progress.startTask("Indexing poi " + f.getName(), stream.available());
+							}
+							storage.parseOSM(stream, progress);
 							for (Entity e : storage.getRegisteredEntities().values()) {
 								if (e instanceof Node && Amenity.isAmenity((Node) e)) {
 									poiIndex.registerObject(((Node)e).getLatitude(), ((Node)e).getLongitude(), new Amenity((Node) e));

OsmAnd/src/com/osmand/activities/MainMenuActivity.java

@@ -12,6 +12,7 @@ import android.view.Window;
 import android.view.View.OnClickListener;
 import android.widget.Button;
 
+import com.osmand.ProgressDialogImplementation;
 import com.osmand.R;
 import com.osmand.ResourceManager;
 
@@ -33,10 +34,10 @@ public class MainMenuActivity extends Activity {
 		mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 
 		Intent mapIndent = new Intent(MainMenuActivity.this, MapActivity.class);
-		Notification notification = new Notification(R.drawable.icon, "Notify",
+		Notification notification = new Notification(R.drawable.icon, "",
 				System.currentTimeMillis());
 		notification.setLatestEventInfo(MainMenuActivity.this, "OsmAnd",
-				"OsmAnd are running in background", PendingIntent.getActivity(
+				"OsmAnd is running in background", PendingIntent.getActivity(
 						this.getBaseContext(), 0, mapIndent,
 						PendingIntent.FLAG_CANCEL_CURRENT));
 		mNotificationManager.notify(APP_NOTIFICATION_ID, notification);
@@ -69,16 +70,13 @@ public class MainMenuActivity extends Activity {
 			}
 		});
 		
-		// add notification
-
-		final ProgressDialog dlg = ProgressDialog.show(this, "Loading data",
-				"Reading indices...");
+		final ProgressDialog dlg = ProgressDialog.show(this, "Loading data", "Reading indices...");
+		final ProgressDialogImplementation impl = new ProgressDialogImplementation(dlg);
 		new Thread() {
 			@Override
 			public void run() {
 				try {
-					dlg.setMessage("Indexing poi...");
-					ResourceManager.getResourceManager().indexingPoi(dlg);
+					ResourceManager.getResourceManager().indexingPoi(impl);
 				} finally {
 					dlg.dismiss();
 				}