merge heads

MyTracks/src/com/google/android/apps/mytracks/AggregatedStatsActivity.java

@@ -3,6 +3,7 @@ package com.google.android.apps.mytracks;
 import com.google.android.apps.mytracks.content.MyTracksProviderUtils;
 import com.google.android.apps.mytracks.content.Track;
 import com.google.android.apps.mytracks.stats.TripStatistics;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.maps.mytracks.R;
 
 import android.app.Activity;
@@ -12,7 +13,6 @@ import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.os.Bundle;
 import android.util.DisplayMetrics;
 import android.util.Log;
-import android.view.Window;
 import android.widget.ScrollView;
 import android.widget.TextView;
 
@@ -60,8 +60,9 @@ public class AggregatedStatsActivity extends Activity implements
 
     this.tracksProvider = MyTracksProviderUtils.Factory.get(this);
 
-    // We don't need a window title bar:
-    requestWindowFeature(Window.FEATURE_NO_TITLE);
+    // Show the action bar (or nothing at all).
+    ApiAdapterFactory.getApiAdapter().showActionBar(this);
+
     setContentView(R.layout.stats);
 
     ScrollView sv = ((ScrollView) findViewById(R.id.scrolly));

MyTracks/src/com/google/android/apps/mytracks/ChartActivity.java

@@ -28,6 +28,7 @@ import com.google.android.apps.mytracks.content.TrackDataListener;
 import com.google.android.apps.mytracks.content.Waypoint;
 import com.google.android.apps.mytracks.stats.DoubleBuffer;
 import com.google.android.apps.mytracks.stats.TripStatisticsBuilder;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.apps.mytracks.util.LocationUtils;
 import com.google.android.apps.mytracks.util.UnitConversions;
 import com.google.android.maps.mytracks.R;
@@ -41,12 +42,9 @@ import android.location.Location;
 import android.os.Bundle;
 import android.speech.tts.TextToSpeech;
 import android.util.Log;
-import android.view.Menu;
-import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewGroup.LayoutParams;
-import android.view.Window;
 import android.widget.LinearLayout;
 import android.widget.ZoomControls;
 
@@ -61,7 +59,8 @@ import java.util.EnumSet;
  */
 public class ChartActivity extends Activity implements TrackDataListener {
 
-  private static final int CHART_SETTINGS_DIALOG = 1;
+  public static final int CHART_SETTINGS_DIALOG = 1;
+
   private final DoubleBuffer elevationBuffer =
       new DoubleBuffer(Constants.ELEVATION_SMOOTHING_FACTOR);
   private final DoubleBuffer speedBuffer =
@@ -84,7 +83,6 @@ public class ChartActivity extends Activity implements TrackDataListener {
    * UI elements:
    */
   private ChartView chartView;
-  private MenuItem chartSettingsMenuItem;
   private LinearLayout busyPane;
   private ZoomControls zoomControls;
 
@@ -118,7 +116,9 @@ public class ChartActivity extends Activity implements TrackDataListener {
     // The volume we want to control is the Text-To-Speech volume
     setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);
 
-    requestWindowFeature(Window.FEATURE_NO_TITLE);
+    // Show the action bar (or nothing at all).
+    ApiAdapterFactory.getApiAdapter().showActionBar(this);
+
     setContentView(R.layout.mytracks_charts);
     ViewGroup layout = (ViewGroup) findViewById(R.id.elevation_chart);
     chartView = new ChartView(this);
@@ -183,25 +183,6 @@ public class ChartActivity extends Activity implements TrackDataListener {
     }
   }
 
-  @Override
-  public boolean onCreateOptionsMenu(Menu menu) {
-    super.onCreateOptionsMenu(menu);
-    chartSettingsMenuItem = menu.add(Menu.NONE, Constants.MENU_CHART_SETTINGS, Menu.NONE,
-        R.string.menu_chart_view_chart_settings);
-    chartSettingsMenuItem.setIcon(R.drawable.chart_settings);
-    return true;
-  }
-
-  @Override
-  public boolean onOptionsItemSelected(MenuItem item) {
-    switch (item.getItemId()) {
-      case Constants.MENU_CHART_SETTINGS:
-        showDialog(CHART_SETTINGS_DIALOG);
-        return true;
-    }
-    return super.onOptionsItemSelected(item);
-  }
-
   @Override
   protected Dialog onCreateDialog(int id) {
     if (id == CHART_SETTINGS_DIALOG) {
@@ -486,11 +467,6 @@ public class ChartActivity extends Activity implements TrackDataListener {
     return chartView;
   }
 
-  @VisibleForTesting
-  MenuItem getChartSettingsMenuItem() {
-    return chartSettingsMenuItem;
-  }
-  
   @VisibleForTesting
   void setTrackMaxSpeed(double maxSpeed) {
     trackMaxSpeed = maxSpeed;

MyTracks/src/com/google/android/apps/mytracks/Constants.java

@@ -40,14 +40,6 @@ public abstract class Constants {
   public static final int SHOW_WAYPOINT = 1;
   public static final int WELCOME = 2;
 
-  /*
-   * Menu ids:
-   */
-
-  public static final int MENU_MY_LOCATION = 1;
-  public static final int MENU_TOGGLE_LAYERS = 2;
-  public static final int MENU_CHART_SETTINGS = 3;
-
   /*
    * Context menu ids. Sorted alphabetically.
    */
@@ -69,6 +61,13 @@ public abstract class Constants {
   public static final int MENU_SHARE_TCX_FILE = 115;
   public static final int MENU_SHOW = 116;
   public static final int MENU_WRITE_TO_SD_CARD = 117;
+  /*
+   * Main screen tab tags:
+   */
+
+  public static final String MAP_TAB_TAG = "map";
+  public static final String STATS_TAB_TAG = "stats";
+  public static final String CHART_TAB_TAG = "chart";
 
   /**
    * The number of distance readings to smooth to get a stable signal.

MyTracks/src/com/google/android/apps/mytracks/MapActivity.java

@@ -29,6 +29,7 @@ import com.google.android.apps.mytracks.io.file.TrackWriterFactory.TrackFileForm
 import com.google.android.apps.mytracks.io.sendtogoogle.SendRequest;
 import com.google.android.apps.mytracks.io.sendtogoogle.UploadServiceChooserActivity;
 import com.google.android.apps.mytracks.stats.TripStatistics;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.apps.mytracks.util.GeoRect;
 import com.google.android.apps.mytracks.util.LocationUtils;
 import com.google.android.apps.mytracks.util.PlayTrackUtils;
@@ -55,7 +56,6 @@ import android.view.MotionEvent;
 import android.view.SubMenu;
 import android.view.View;
 import android.view.View.OnCreateContextMenuListener;
-import android.view.Window;
 import android.widget.ImageButton;
 import android.widget.LinearLayout;
 import android.widget.RelativeLayout;
@@ -90,6 +90,12 @@ public class MapActivity extends com.google.android.maps.MapActivity
    */
   private boolean keepMyLocationVisible;
 
+  /**
+   * True if we've already zoomed into the current location.
+   * Only relevant when {@link #keepMyLocationVisible} is true.
+   */
+  private boolean myLocationWasZoomedIn;
+
   /**
    * The ID of a track on which we want to show a waypoint.
    * The waypoint will be shown as soon as the track is loaded.
@@ -126,9 +132,6 @@ public class MapActivity extends com.google.android.maps.MapActivity
   private LinearLayout busyPane;
   private ImageButton optionsBtn;
 
-  private MenuItem myLocation;
-  private MenuItem toggleLayers;
-
   /**
    * We are not displaying driving directions. Just an arbitrary track that is
    * not associated to any licensed mapping data. Therefore it should be okay to
@@ -159,8 +162,8 @@ public class MapActivity extends com.google.android.maps.MapActivity
     // The volume we want to control is the Text-To-Speech volume
     setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);
 
-    // We don't need a window title bar:
-    requestWindowFeature(Window.FEATURE_NO_TITLE);
+    // Show the action bar (or nothing at all).
+    ApiAdapterFactory.getApiAdapter().showActionBar(this);
 
     // Inflate the layout:
     setContentView(R.layout.mytracks_layout);
@@ -288,6 +291,18 @@ public class MapActivity extends com.google.android.maps.MapActivity
     return r.contains(geoPoint);
   }
 
+  /**
+   * Centers (and keeps centered) the map on the current location.
+   */
+  public void showMyLocation() {
+    dataHub.forceUpdateLocation();
+    keepMyLocationVisible = true;
+    myLocationWasZoomedIn = false;
+    if (currentLocation != null) {
+      showCurrentLocation();
+    }
+  }
+
   /**
    * Moves the location pointer to the current location and center the map if
    * the current location is outside the visible area.
@@ -304,6 +319,11 @@ public class MapActivity extends com.google.android.maps.MapActivity
       GeoPoint geoPoint = LocationUtils.getGeoPoint(currentLocation);
       MapController controller = mapView.getController();
       controller.animateTo(geoPoint);
+      if (!myLocationWasZoomedIn && mapView.getZoomLevel() < 18) {
+        // Only zoom in the first time we show the location.
+        myLocationWasZoomedIn = true;
+        controller.setZoom(18);
+      }
     }
   }
 
@@ -561,45 +581,18 @@ public class MapActivity extends com.google.android.maps.MapActivity
     startActivity(intent);
   }
 
-  @Override
-  public boolean onCreateOptionsMenu(Menu menu) {
-    super.onCreateOptionsMenu(menu);
-    myLocation = menu.add(
-        Menu.NONE, Constants.MENU_MY_LOCATION, Menu.NONE, R.string.menu_map_view_my_location);
-    myLocation.setIcon(android.R.drawable.ic_menu_mylocation);
-    toggleLayers = menu.add(
-        Menu.NONE, Constants.MENU_TOGGLE_LAYERS, Menu.NONE, R.string.menu_map_view_satellite_mode);
-    toggleLayers.setIcon(android.R.drawable.ic_menu_mapmode);
-    return true;
+  /**
+   * Returns whether the map is currently in satellite view mode.
+   */
+  public boolean isSatelliteView() {
+    return mapView.isSatellite();
   }
 
-  @Override
-  public boolean onPrepareOptionsMenu(Menu menu) {
-    toggleLayers.setTitle(mapView.isSatellite() ?
-        R.string.menu_map_view_map_mode : R.string.menu_map_view_satellite_mode);
-    return super.onPrepareOptionsMenu(menu);
-  }
-
-  @Override
-  public boolean onOptionsItemSelected(MenuItem item) {
-    switch (item.getItemId()) {
-      case Constants.MENU_MY_LOCATION: {
-        dataHub.forceUpdateLocation();
-        keepMyLocationVisible = true;
-        if (mapView.getZoomLevel() < 18) {
-          mapView.getController().setZoom(18);
-        }
-        if (currentLocation != null) {
-          showCurrentLocation();
-        }
-        return true;
-      }
-      case Constants.MENU_TOGGLE_LAYERS: {
-        mapView.setSatellite(!mapView.isSatellite());
-        return true;
-      }
-    }
-    return super.onOptionsItemSelected(item);
+  /**
+   * Changes whether the map should be in satellite view mode.
+   */
+  public void setSatelliteView(boolean sat) {
+    mapView.setSatellite(sat);
   }
 
   @Override

MyTracks/src/com/google/android/apps/mytracks/MenuManager.java

@@ -15,6 +15,9 @@
  */
 package com.google.android.apps.mytracks;
 
+import static com.google.android.apps.mytracks.Constants.CHART_TAB_TAG;
+import static com.google.android.apps.mytracks.Constants.MAP_TAB_TAG;
+
 import com.google.android.maps.mytracks.R;
 
 import android.app.Activity;
@@ -30,11 +33,19 @@ import android.view.MenuItem;
 class MenuManager {
 
   private final MyTracks activity;
-
+  private MenuItem recordTrack;
+  private MenuItem stopRecording;
+  
   public MenuManager(MyTracks activity) {
     this.activity = activity;
   }
 
+  /**
+   * Fills the menu with its initial options.
+   *
+   * @param menu the menu to fill
+   * @return true on success, false otherwise
+   */
   public boolean onCreateOptionsMenu(Menu menu) {
     activity.getMenuInflater().inflate(R.menu.main, menu);
 
@@ -42,26 +53,70 @@ class MenuManager {
     return true;
   }
 
+  /**
+   * Prepares the menu for display.
+   *
+   * @param menu the menu to update for display
+   * @param hasRecorded whether any track has been recorded
+   * @param isRecording whether we're recording a track now
+   * @param hasSelectedTrack whether there's a track currently selected for display
+   * @param isSatelliteMode whether the map is currently in satellite mode
+   * @param currentTabTag the tag for the currently-displayed tab
+   */
   public void onPrepareOptionsMenu(Menu menu, boolean hasRecorded,
-      boolean isRecording, boolean hasSelectedTrack) {
+      boolean isRecording, boolean hasSelectedTrack,
+      boolean isSatelliteMode, String currentTabTag) {
     menu.findItem(R.id.menu_markers)
         .setEnabled(hasRecorded && hasSelectedTrack);
-    menu.findItem(R.id.menu_record_track)
-        .setEnabled(!isRecording)
-        .setVisible(!isRecording);
-    menu.findItem(R.id.menu_stop_recording)
-        .setEnabled(isRecording)
-        .setVisible(isRecording);
+    
+    recordTrack = menu.findItem(R.id.menu_record_track);
+    stopRecording = menu.findItem(R.id.menu_stop_recording);
+    updateActionItems(isRecording);
+    
+    menu.findItem(R.id.menu_chart_settings)
+        .setVisible(CHART_TAB_TAG.equals(currentTabTag));
+
+    boolean isMapTab = MAP_TAB_TAG.equals(currentTabTag);
+    menu.findItem(R.id.menu_my_location)
+        .setVisible(isMapTab);
+    menu.findItem(R.id.menu_satellite_mode)
+        .setVisible(isMapTab)
+        .setTitle(isSatelliteMode
+            ? R.string.menu_map_view_map_mode
+            : R.string.menu_map_view_satellite_mode);
   }
 
+  /**
+   * Updates the action items.<br>
+   * TODO: also update the action items when
+   * <ul>
+   * <li>start/stop a recording from the home screen widget.<il>
+   * <li>receive a direct service call to start/stop a recording.<il>
+   * </ul>
+   *
+   * @param isRecording true if recording a track
+   */
+  private void updateActionItems(boolean isRecording) {
+    recordTrack.setEnabled(!isRecording).setVisible(!isRecording);
+    stopRecording.setEnabled(isRecording).setVisible(isRecording);
+  }
+
+  /**
+   * Called when an option from the menu is selected.
+   *
+   * @param item the selected item
+   * @return true if the action was handled, false otherwise
+   */
   public boolean onOptionsItemSelected(MenuItem item) {
     switch (item.getItemId()) {
       case R.id.menu_record_track: {
         activity.startRecording();
+        updateActionItems(true);
         return true;
       }
       case R.id.menu_stop_recording: {
         activity.stopRecording();
+        updateActionItems(false);
         return true;
       }
       case R.id.menu_tracks: {
@@ -90,11 +145,28 @@ class MenuManager {
       case R.id.menu_search: {
         // TODO: Pass the current track ID and current location to do some fancier ranking.
         activity.onSearchRequested();
+        return true;
+      }
+      case R.id.menu_chart_settings: {
+        activity.showChartSettings();
+        return true;
+      }
+      case R.id.menu_my_location: {
+        activity.showMyLocation();
+        return true;
+      }
+      case R.id.menu_satellite_mode: {
+        activity.toggleSatelliteView();
+        return true;
       }
     }
+
     return false;
   }
 
+  /**
+   * Starts an activity with the given class.
+   */
   private boolean startActivity(Class<? extends Activity> activityClass) {
     activity.startActivity(new Intent(activity, activityClass));
     return true;

MyTracks/src/com/google/android/apps/mytracks/MyTracks.java

@@ -15,6 +15,9 @@
  */
 package com.google.android.apps.mytracks;
 
+import static com.google.android.apps.mytracks.Constants.CHART_TAB_TAG;
+import static com.google.android.apps.mytracks.Constants.MAP_TAB_TAG;
+import static com.google.android.apps.mytracks.Constants.STATS_TAB_TAG;
 import static com.google.android.apps.mytracks.Constants.TAG;
 
 import com.google.android.apps.mytracks.content.MyTracksProviderUtils;
@@ -54,7 +57,6 @@ import android.view.MotionEvent;
 import android.view.View;
 import android.view.View.OnTouchListener;
 import android.view.ViewGroup.LayoutParams;
-import android.view.Window;
 import android.widget.RelativeLayout;
 import android.widget.TabHost;
 import android.widget.Toast;
@@ -148,23 +150,23 @@ public class MyTracks extends TabActivity implements OnTouchListener {
     serviceConnection = new TrackRecordingServiceConnection(this, serviceBindCallback);
 
     setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);
-
-    // We don't need a window title bar:
-    requestWindowFeature(Window.FEATURE_NO_TITLE);
+    
+    // Show the action bar (or nothing at all).
+    ApiAdapterFactory.getApiAdapter().showActionBar(this);
 
     // If the user just starts typing (on a device with a keyboard), we start a search.
     setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL);
 
     final Resources res = getResources();
     final TabHost tabHost = getTabHost();
-    tabHost.addTab(tabHost.newTabSpec("tab1")
+    tabHost.addTab(tabHost.newTabSpec(MAP_TAB_TAG)
         .setIndicator("Map", res.getDrawable(
             android.R.drawable.ic_menu_mapmode))
         .setContent(new Intent(this, MapActivity.class)));
-    tabHost.addTab(tabHost.newTabSpec("tab2")
+    tabHost.addTab(tabHost.newTabSpec(STATS_TAB_TAG)
         .setIndicator("Stats", res.getDrawable(R.drawable.menu_stats))
         .setContent(new Intent(this, StatsActivity.class)));
-    tabHost.addTab(tabHost.newTabSpec("tab3")
+    tabHost.addTab(tabHost.newTabSpec(CHART_TAB_TAG)
         .setIndicator("Chart", res.getDrawable(R.drawable.menu_elevation))
         .setContent(new Intent(this, ChartActivity.class)));
 
@@ -298,9 +300,15 @@ public class MyTracks extends TabActivity implements OnTouchListener {
 
   @Override
   public boolean onPrepareOptionsMenu(Menu menu) {
+    MapActivity map = getMapTab();
+    boolean isSatelliteView = map != null ? map.isSatelliteView() : false;
+
     menuManager.onPrepareOptionsMenu(menu, providerUtils.getLastTrack() != null,
         ServiceUtils.isRecording(this, serviceConnection.getServiceIfBound(), preferences),
-        dataHub.isATrackSelected());
+        dataHub.isATrackSelected(),
+        isSatelliteView,
+        getTabHost().getCurrentTabTag());
+
     return super.onPrepareOptionsMenu(menu);
   }
 
@@ -362,7 +370,11 @@ public class MyTracks extends TabActivity implements OnTouchListener {
         if (results != null) {
           final long waypointId = results.getLongExtra(WaypointDetails.WAYPOINT_ID_EXTRA, -1);
           if (waypointId >= 0) {
-            showWaypoint(trackId, waypointId);
+            MapActivity map = getMapTab();
+            if (map != null) {
+              getTabHost().setCurrentTab(0);
+              map.showWaypoint(waypointId);
+            }
           }
         }
         break;
@@ -486,4 +498,48 @@ public class MyTracks extends TabActivity implements OnTouchListener {
   long getSelectedTrackId() {
     return dataHub.getSelectedTrackId();
   }
+
+  /**
+   * Asks the chart tab to show its settings.
+   */
+  public void showChartSettings() {
+    ChartActivity chart = getChartTab();
+    if (chart != null) {
+      chart.showDialog(ChartActivity.CHART_SETTINGS_DIALOG);
+    }
+  }
+
+  /**
+   * Asks the map tab to show the map in satellite mode.
+   */
+  public void toggleSatelliteView() {
+    MapActivity mapTab = getMapTab();
+    if (mapTab != null) {
+      mapTab.setSatelliteView(!mapTab.isSatelliteView());
+    }
+  }
+
+  /**
+   * Asks the map tab to jump to the current location.
+   */
+  public void showMyLocation() {
+    MapActivity mapTab = getMapTab();
+    if (mapTab != null) {
+      mapTab.showMyLocation();
+    }
+  }
+
+  /**
+   * Returns the map tab instance if available, or null otherwise.
+   */
+  private MapActivity getMapTab() {
+    return (MapActivity) getLocalActivityManager().getActivity(MAP_TAB_TAG);
+  }
+
+  /**
+   * Returns the chart tab instance if available, or null otherwise.
+   */
+  private ChartActivity getChartTab() {
+    return (ChartActivity) getLocalActivityManager().getActivity(CHART_TAB_TAG);
+  }
 }

MyTracks/src/com/google/android/apps/mytracks/StatsActivity.java

@@ -23,6 +23,7 @@ import com.google.android.apps.mytracks.content.TrackDataHub.ListenerDataType;
 import com.google.android.apps.mytracks.content.TrackDataListener;
 import com.google.android.apps.mytracks.content.Waypoint;
 import com.google.android.apps.mytracks.services.ServiceUtils;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.apps.mytracks.util.UnitConversions;
 import com.google.android.maps.mytracks.R;
 
@@ -34,7 +35,6 @@ import android.os.Bundle;
 import android.speech.tts.TextToSpeech;
 import android.util.DisplayMetrics;
 import android.util.Log;
-import android.view.Window;
 import android.widget.ScrollView;
 import android.widget.TextView;
 
@@ -107,8 +107,8 @@ public class StatsActivity extends Activity implements TrackDataListener {
     // The volume we want to control is the Text-To-Speech volume
     setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);
 
-    // We don't need a window title bar:
-    requestWindowFeature(Window.FEATURE_NO_TITLE);
+     // Show the action bar (or nothing at all).
+    ApiAdapterFactory.getApiAdapter().showActionBar(this);
 
     setContentView(R.layout.stats);
 
@@ -117,7 +117,7 @@ public class StatsActivity extends Activity implements TrackDataListener {
 
     showUnknownLocation();
     updateLabels();
-    
+
     DisplayMetrics metrics = new DisplayMetrics();
     getWindowManager().getDefaultDisplay().getMetrics(metrics);
     if (metrics.heightPixels > 600) {

MyTracks/src/com/google/android/apps/mytracks/util/Api11Adapter.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.google.android.apps.mytracks.util;
+
+import android.app.Activity;
+import android.view.Window;
+
+/**
+ * API level 11 specific implementation of the {@link ApiAdapter}.
+ *
+ * @author Jimmy Shih
+ */
+public class Api11Adapter extends Api9Adapter {
+
+  @Override
+  public void showActionBar(Activity activity) {
+    activity.requestWindowFeature(Window.FEATURE_ACTION_BAR);
+  }
+}

MyTracks/src/com/google/android/apps/mytracks/util/Api7Adapter.java

@@ -23,12 +23,14 @@ import com.google.android.apps.mytracks.services.tasks.StatusAnnouncerTask;
 import com.google.api.client.http.HttpTransport;
 import com.google.api.client.http.apache.ApacheHttpTransport;
 
+import android.app.Activity;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothSocket;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.Editor;
 import android.util.Log;
+import android.view.Window;
 
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
@@ -50,7 +52,7 @@ public class Api7Adapter implements ApiAdapter {
   public BackupPreferencesListener getBackupPreferencesListener(Context context) {
     return new BackupPreferencesListener() {
       @Override
-      public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {        
+      public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
         // Do nothing
       }
     };
@@ -65,7 +67,7 @@ public class Api7Adapter implements ApiAdapter {
   public void enableStrictMode() {
     // Not supported
   }
-  
+
   @Override
   public byte[] copyByteArray(byte[] input, int start, int end) {
     int length = end - start;
@@ -73,7 +75,7 @@ public class Api7Adapter implements ApiAdapter {
     System.arraycopy(input, start, output, 0, length);
     return output;
   }
-  
+
   @Override
   public HttpTransport getHttpTransport() {
     return new ApacheHttpTransport();
@@ -99,4 +101,11 @@ public class Api7Adapter implements ApiAdapter {
     }
     return bluetoothDevice.createRfcommSocketToServiceRecord(BluetoothConnectionManager.SPP_UUID);
   }
+
+  @Override
+  public void showActionBar(Activity activity) {
+    // Action bar not available, just hide the title and let actions be shown
+    // via the regular menu.
+    activity.requestWindowFeature(Window.FEATURE_NO_TITLE);
+  }
 }

MyTracks/src/com/google/android/apps/mytracks/util/ApiAdapter.java

@@ -19,6 +19,7 @@ import com.google.android.apps.mytracks.io.backup.BackupPreferencesListener;
 import com.google.android.apps.mytracks.services.tasks.PeriodicTask;
 import com.google.api.client.http.HttpTransport;
 
+import android.app.Activity;
 import android.bluetooth.BluetoothDevice;
 import android.bluetooth.BluetoothSocket;
 import android.content.Context;
@@ -98,4 +99,15 @@ public interface ApiAdapter {
    * @param bluetoothDevice
    */
   public BluetoothSocket getBluetoothSocket(BluetoothDevice bluetoothDevice) throws IOException;
+  
+ /**
+   * Shows the action bar, if the current system supports it.
+   * If it's not supported, the title bar will be kept hidden.
+   *
+   * Due to changes in API level 11.
+   *
+   * @param activity the current activity
+   */
+  public void showActionBar(Activity activity);
+
 }

MyTracks/src/com/google/android/apps/mytracks/util/ApiAdapterFactory.java

@@ -31,7 +31,10 @@ public class ApiAdapterFactory {
    */
   public static ApiAdapter getApiAdapter() {
     if (apiAdapter == null) {
-      if (Build.VERSION.SDK_INT >= 10) {
+      if (Build.VERSION.SDK_INT >= 11) {
+        apiAdapter = new Api11Adapter();
+        return apiAdapter;
+      } else if (Build.VERSION.SDK_INT >= 10) {
         apiAdapter = new Api10Adapter();
         return apiAdapter;
       } else if (Build.VERSION.SDK_INT >= 9) {