Dashboard: Add new widgets, make them clickable

Add 3 new widget types:
- Body energy
- Stress (simple, segmented, breakdown)
- HRV

Make widgets clickable, opening the corresponding charts page.

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GBApplication.java

@@ -123,7 +123,7 @@ public class GBApplication extends Application {
     private static SharedPreferences sharedPrefs;
     private static final String PREFS_VERSION = "shared_preferences_version";
     //if preferences have to be migrated, increment the following and add the migration logic in migratePrefs below; see http://stackoverflow.com/questions/16397848/how-can-i-migrate-android-preferences-with-a-new-version
-    private static final int CURRENT_PREFS_VERSION = 36;
+    private static final int CURRENT_PREFS_VERSION = 37;
 
     private static final LimitedQueue<Integer, String> mIDSenderLookup = new LimitedQueue<>(16);
     private static GBPrefs prefs;
@@ -1718,6 +1718,13 @@ public class GBApplication extends Application {
             }
         }
 
+        if (oldVersion < 37) {
+            // Add new dashboard widgets
+            final String dashboardWidgetsOrder = sharedPrefs.getString("pref_dashboard_widgets_order", null);
+            if (!StringUtils.isBlank(dashboardWidgetsOrder) && !dashboardWidgetsOrder.contains("bodyenergy")) {
+                editor.putString("pref_dashboard_widgets_order", dashboardWidgetsOrder + ",bodyenergy,stress_segmented,hrv");
+            }
+        }
 
         editor.putString(PREFS_VERSION, Integer.toString(CURRENT_PREFS_VERSION));
         editor.apply();

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/DashboardFragment.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,6 +16,7 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities;
 
+import android.app.Activity;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
@@ -30,8 +31,12 @@ import android.view.View;
 import android.view.ViewGroup;
 import android.widget.TextView;
 
+import androidx.activity.result.ActivityResult;
+import androidx.activity.result.ActivityResultCallback;
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
 import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
+import androidx.core.view.MenuProvider;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentContainerView;
 import androidx.gridlayout.widget.GridLayout;
@@ -44,23 +49,31 @@ import org.slf4j.LoggerFactory;
 
 import java.io.Serializable;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Calendar;
 import java.util.Collections;
 import java.util.GregorianCalendar;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Supplier;
 
 import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.AbstractDashboardWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardActiveTimeWidget;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardBodyEnergyWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardCalendarActivity;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardDistanceWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardGoalsWidget;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardHrvWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardSleepWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardStepsWidget;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardStressBreakdownWidget;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardStressSegmentedWidget;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardStressSimpleWidget;
 import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.DashboardTodayWidget;
 import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
 import nodomain.freeyourgadget.gadgetbridge.model.ActivityKind;
@@ -68,23 +81,28 @@ import nodomain.freeyourgadget.gadgetbridge.util.DashboardUtils;
 import nodomain.freeyourgadget.gadgetbridge.util.DateTimeUtils;
 import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
 
-public class DashboardFragment extends Fragment {
+public class DashboardFragment extends Fragment implements MenuProvider {
     private static final Logger LOG = LoggerFactory.getLogger(DashboardFragment.class);
 
-    private Calendar day = GregorianCalendar.getInstance();
+    private final Calendar day = GregorianCalendar.getInstance();
     private TextView textViewDate;
-    private TextView arrowLeft;
     private TextView arrowRight;
     private GridLayout gridLayout;
-    private DashboardTodayWidget todayWidget;
+    private final Map<String, AbstractDashboardWidget> widgetMap = new HashMap<>();
-    private DashboardGoalsWidget goalsWidget;
-    private DashboardStepsWidget stepsWidget;
-    private DashboardDistanceWidget distanceWidget;
-    private DashboardActiveTimeWidget activeTimeWidget;
-    private DashboardSleepWidget sleepWidget;
     private DashboardData dashboardData = new DashboardData();
     private boolean isConfigChanged = false;
 
+    private ActivityResultLauncher<Intent> calendarLauncher;
+    private final ActivityResultCallback<ActivityResult> calendarCallback = result -> {
+        if (result.getResultCode() == Activity.RESULT_OK && result.getData() != null) {
+            long timeMillis = result.getData().getLongExtra(DashboardCalendarActivity.EXTRA_TIMESTAMP, 0);
+            if (timeMillis != 0) {
+                day.setTimeInMillis(timeMillis);
+                fullRefresh();
+            }
+        }
+    };
+
     public static final String ACTION_CONFIG_CHANGE = "nodomain.freeyourgadget.gadgetbridge.activities.dashboardfragment.action.config_change";
 
     private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
@@ -95,7 +113,7 @@ public class DashboardFragment extends Fragment {
             switch (action) {
                 case GBApplication.ACTION_NEW_DATA:
                     final GBDevice dev = intent.getParcelableExtra(GBDevice.EXTRA_DEVICE);
-                    if (dev != null && !dev.isBusy()) {
+                    if (dev != null) {
                         if (dashboardData.showAllDevices || dashboardData.showDeviceList.contains(dev.getAddress())) {
                             refresh();
                         }
@@ -109,20 +127,25 @@ public class DashboardFragment extends Fragment {
     };
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         super.onCreateView(inflater, container, savedInstanceState);
         View dashboardView = inflater.inflate(R.layout.fragment_dashboard, container, false);
-        setHasOptionsMenu(true);
+        requireActivity().addMenuProvider(this);
         textViewDate = dashboardView.findViewById(R.id.dashboard_date);
         gridLayout = dashboardView.findViewById(R.id.dashboard_gridlayout);
 
+        calendarLauncher = registerForActivityResult(
+                new ActivityResultContracts.StartActivityForResult(),
+                calendarCallback
+        );
+
         // Increase column count on landscape, tablets and open foldables
         DisplayMetrics displayMetrics = getResources().getDisplayMetrics();
         if (displayMetrics.widthPixels / displayMetrics.density >= 600) {
             gridLayout.setColumnCount(4);
         }
 
-        arrowLeft = dashboardView.findViewById(R.id.arrow_left);
+        final TextView arrowLeft = dashboardView.findViewById(R.id.arrow_left);
         arrowLeft.setOnClickListener(v -> {
             day.add(Calendar.DAY_OF_MONTH, -1);
             refresh();
@@ -155,7 +178,7 @@ public class DashboardFragment extends Fragment {
         if (isConfigChanged) {
             isConfigChanged = false;
             fullRefresh();
-        } else if (dashboardData.isEmpty() || todayWidget == null) {
+        } else if (dashboardData.isEmpty() || !widgetMap.containsKey("today")) {
             refresh();
         }
     }
@@ -173,43 +196,29 @@ public class DashboardFragment extends Fragment {
     }
 
     @Override
-    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {
+    public void onCreateMenu(@NonNull final Menu menu, @NonNull final MenuInflater inflater) {
-        super.onCreateOptionsMenu(menu, inflater);
         inflater.inflate(R.menu.dashboard_menu, menu);
     }
 
     @Override
-    public boolean onOptionsItemSelected(@NonNull final MenuItem item) {
+    public boolean onMenuItemSelected(@NonNull final MenuItem item) {
         final int itemId = item.getItemId();
         if (itemId == R.id.dashboard_show_calendar) {
             final Intent intent = new Intent(requireActivity(), DashboardCalendarActivity.class);
             intent.putExtra(DashboardCalendarActivity.EXTRA_TIMESTAMP, day.getTimeInMillis());
-            startActivityForResult(intent, 0);
+            calendarLauncher.launch(intent);
+            return true;
+        } else if (itemId == R.id.dashboard_settings) {
+            final Intent intent = new Intent(requireActivity(), DashboardPreferencesActivity.class);
+            startActivity(intent);
+            return true;
+        }
         return false;
     }
-        return super.onOptionsItemSelected(item);
-    }
-
-    @Override
-    public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
-        super.onActivityResult(requestCode, resultCode, data);
-        if (requestCode == 0 && resultCode == DashboardCalendarActivity.RESULT_OK && data != null) {
-            long timeMillis = data.getLongExtra(DashboardCalendarActivity.EXTRA_TIMESTAMP, 0);
-            if (timeMillis != 0) {
-                day.setTimeInMillis(timeMillis);
-                fullRefresh();
-            }
-        }
-    }
 
     private void fullRefresh() {
         gridLayout.removeAllViews();
-        todayWidget = null;
+        widgetMap.clear();
-        goalsWidget = null;
-        stepsWidget = null;
-        distanceWidget = null;
-        activeTimeWidget = null;
-        sleepWidget = null;
         refresh();
     }
 
@@ -229,13 +238,13 @@ public class DashboardFragment extends Fragment {
 
     private void draw() {
         Prefs prefs = GBApplication.getPrefs();
-        String defaultWidgetsOrder = String.join(",", getResources().getStringArray(R.array.pref_dashboard_widgets_order_values));
+        String defaultWidgetsOrder = String.join(",", getResources().getStringArray(R.array.pref_dashboard_widgets_order_default));
         String widgetsOrderPref = prefs.getString("pref_dashboard_widgets_order", defaultWidgetsOrder);
-        List<String> widgetsOrder = Arrays.asList(widgetsOrderPref.split(","));
+        String[] widgetsOrder = widgetsOrderPref.split(",");
 
         Calendar today = GregorianCalendar.getInstance();
         if (DateTimeUtils.isSameDay(today, day)) {
-            textViewDate.setText(getContext().getString(R.string.activity_summary_today));
+            textViewDate.setText(requireContext().getString(R.string.activity_summary_today));
             arrowRight.setAlpha(0.5f);
         } else {
             textViewDate.setText(DateTimeUtils.formatDate(day.getTime()));
@@ -245,55 +254,55 @@ public class DashboardFragment extends Fragment {
         boolean cardsEnabled = prefs.getBoolean("dashboard_cards_enabled", true);
 
         for (String widgetName : widgetsOrder) {
+            AbstractDashboardWidget widget = widgetMap.get(widgetName);
+            if (widget == null) {
+                int columnSpan = 1;
                 switch (widgetName) {
                     case "today":
-                    if (todayWidget == null) {
+                        widget = DashboardTodayWidget.newInstance(dashboardData);
-                        todayWidget = DashboardTodayWidget.newInstance(dashboardData);
+                        columnSpan = prefs.getBoolean("dashboard_widget_today_2columns", true) ? 2 : 1;
-                        createWidget(todayWidget, cardsEnabled, prefs.getBoolean("dashboard_widget_today_2columns", true) ? 2 : 1);
-                    } else {
-                        todayWidget.update();
-                    }
                         break;
                     case "goals":
-                    if (goalsWidget == null) {
+                        widget = DashboardGoalsWidget.newInstance(dashboardData);
-                        goalsWidget = DashboardGoalsWidget.newInstance(dashboardData);
+                        columnSpan = prefs.getBoolean("dashboard_widget_goals_2columns", true) ? 2 : 1;
-                        createWidget(goalsWidget, cardsEnabled, prefs.getBoolean("dashboard_widget_goals_2columns", true) ? 2 : 1);
-                    } else {
-                        goalsWidget.update();
-                    }
                         break;
                     case "steps":
-                    if (stepsWidget == null) {
+                        widget = DashboardStepsWidget.newInstance(dashboardData);
-                        stepsWidget = DashboardStepsWidget.newInstance(dashboardData);
-                        createWidget(stepsWidget, cardsEnabled, 1);
-                    } else {
-                        stepsWidget.update();
-                    }
                         break;
                     case "distance":
-                    if (distanceWidget == null) {
+                        widget = DashboardDistanceWidget.newInstance(dashboardData);
-                        distanceWidget = DashboardDistanceWidget.newInstance(dashboardData);
-                        createWidget(distanceWidget, cardsEnabled, 1);
-                    } else {
-                        distanceWidget.update();
-                    }
                         break;
                     case "activetime":
-                    if (activeTimeWidget == null) {
+                        widget = DashboardActiveTimeWidget.newInstance(dashboardData);
-                        activeTimeWidget = DashboardActiveTimeWidget.newInstance(dashboardData);
-                        createWidget(activeTimeWidget, cardsEnabled, 1);
-                    } else {
-                        activeTimeWidget.update();
-                    }
                         break;
                     case "sleep":
-                    if (sleepWidget == null) {
+                        widget = DashboardSleepWidget.newInstance(dashboardData);
-                        sleepWidget = DashboardSleepWidget.newInstance(dashboardData);
-                        createWidget(sleepWidget, cardsEnabled, 1);
-                    } else {
-                        sleepWidget.update();
-                    }
                         break;
+                    case "stress_simple":
+                        widget = DashboardStressSimpleWidget.newInstance(dashboardData);
+                        break;
+                    case "stress_segmented":
+                        widget = DashboardStressSegmentedWidget.newInstance(dashboardData);
+                        break;
+                    case "stress_breakdown":
+                        widget = DashboardStressBreakdownWidget.newInstance(dashboardData);
+                        break;
+                    case "bodyenergy":
+                        widget = DashboardBodyEnergyWidget.newInstance(dashboardData);
+                        break;
+                    case "hrv":
+                        widget = DashboardHrvWidget.newInstance(dashboardData);
+                        break;
+                    default:
+                        LOG.error("Unknown dashboard widget {}", widgetName);
+                        continue;
+                }
+
+                createWidget(widget, cardsEnabled, columnSpan);
+
+                widgetMap.put(widgetName, widget);
+            } else {
+                widget.update();
             }
         }
     }
@@ -309,8 +318,8 @@ public class DashboardFragment extends Fragment {
                 .commit();
 
         GridLayout.LayoutParams layoutParams = new GridLayout.LayoutParams(
-                GridLayout.spec(GridLayout.UNDEFINED, GridLayout.FILL,1f),
+                GridLayout.spec(GridLayout.UNDEFINED, GridLayout.FILL, 1f),
-                GridLayout.spec(GridLayout.UNDEFINED, columnSpan, GridLayout.FILL,1f)
+                GridLayout.spec(GridLayout.UNDEFINED, columnSpan, GridLayout.FILL, 1f)
         );
         layoutParams.width = 0;
         int pixels_8dp = (int) (8 * scale + 0.5f);
@@ -352,6 +361,7 @@ public class DashboardFragment extends Fragment {
         private float distanceGoalFactor;
         private long activeMinutesTotal;
         private float activeMinutesGoalFactor;
+        private final Map<String, Serializable> genericData = new ConcurrentHashMap<>();
 
         public void clear() {
             stepsTotal = 0;
@@ -363,6 +373,7 @@ public class DashboardFragment extends Fragment {
             activeMinutesTotal = 0;
             activeMinutesGoalFactor = 0;
             generalizedActivities.clear();
+            genericData.clear();
         }
 
         public boolean isEmpty() {
@@ -374,6 +385,7 @@ public class DashboardFragment extends Fragment {
                     distanceGoalFactor == 0 &&
                     activeMinutesTotal == 0 &&
                     activeMinutesGoalFactor == 0 &&
+                    genericData.isEmpty() &&
                     generalizedActivities.isEmpty());
         }
 
@@ -425,6 +437,21 @@ public class DashboardFragment extends Fragment {
             return sleepGoalFactor;
         }
 
+        public void put(final String key, final Serializable value) {
+            genericData.put(key, value);
+        }
+
+        public Serializable get(final String key) {
+            return genericData.get(key);
+        }
+
+        /**
+         * @noinspection UnusedReturnValue
+         */
+        public Serializable computeIfAbsent(final String key, final Supplier<Serializable> supplier) {
+            return genericData.computeIfAbsent(key, absent -> supplier.get());
+        }
+
         public static class GeneralizedActivity implements Serializable {
             public ActivityKind activityKind;
             public long timeFrom;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractChartsActivity.java

@@ -16,6 +16,7 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.charts;
 
+import android.app.Activity;
 import android.app.DatePickerDialog;
 import android.content.BroadcastReceiver;
 import android.content.Context;
@@ -29,18 +30,27 @@ import android.widget.Button;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import androidx.activity.result.ActivityResult;
+import androidx.activity.result.ActivityResultCallback;
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
 import androidx.annotation.NonNull;
+import androidx.appcompat.app.ActionBar;
 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
 import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
 import androidx.viewpager.widget.ViewPager;
 
+import com.google.android.material.tabs.TabLayout;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.text.SimpleDateFormat;
 import java.util.Calendar;
+import java.util.Collections;
 import java.util.Date;
 import java.util.List;
+import java.util.Locale;
 import java.util.Objects;
 
 import nodomain.freeyourgadget.gadgetbridge.GBApplication;
@@ -56,8 +66,10 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     public static final String STATE_START_DATE = "stateStartDate";
     public static final String STATE_END_DATE = "stateEndDate";
 
-    public static final String EXTRA_FRAGMENT_ID = "fragment";
+    public static final String EXTRA_FRAGMENT_ID = "fragmentId";
-    public static final int REQUEST_CODE_PREFERENCES = 1;
+    public static final String EXTRA_SINGLE_FRAGMENT_NAME = "singleFragmentName";
+    public static final String EXTRA_ACTIONBAR_TITLE = "actionbarTitle";
+    public static final String EXTRA_TIMESTAMP = "timestamp";
 
     private TextView mDateControl;
 
@@ -70,13 +82,19 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     private GBDevice mGBDevice;
     private ViewGroup dateBar;
 
+    private ActivityResultLauncher<Intent> chartsPreferencesLauncher;
+    private final ActivityResultCallback<ActivityResult> chartsPreferencesCallback = result -> {
+        recreate();
+    };
+
     private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
         @Override
-        public void onReceive(Context context, Intent intent) {
+        public void onReceive(final Context context, final Intent intent) {
-            String action = intent.getAction();
+            final String action = intent.getAction();
+            //noinspection SwitchStatementWithTooFewBranches
             switch (Objects.requireNonNull(action)) {
                 case GBDevice.ACTION_DEVICE_CHANGED:
-                    GBDevice dev = intent.getParcelableExtra(GBDevice.EXTRA_DEVICE);
+                    final GBDevice dev = intent.getParcelableExtra(GBDevice.EXTRA_DEVICE);
                     if (dev != null) {
                         refreshBusyState(dev);
                     }
@@ -85,11 +103,11 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
         }
     };
 
-    private void refreshBusyState(GBDevice dev) {
+    private void refreshBusyState(final GBDevice dev) {
         if (dev.isBusy()) {
             swipeLayout.setRefreshing(true);
         } else {
-            boolean wasBusy = swipeLayout.isRefreshing();
+            final boolean wasBusy = swipeLayout.isRefreshing();
             swipeLayout.setRefreshing(false);
             if (wasBusy) {
                 LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(REFRESH));
@@ -99,31 +117,51 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     }
 
     @Override
-    protected void onCreate(Bundle savedInstanceState) {
+    protected void onCreate(final Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_charts);
-        int tabFragmentToOpen = -1;
 
+        final Bundle extras = getIntent().getExtras();
+        if (extras == null) {
+            throw new IllegalArgumentException("Must provide a device when invoking this activity");
+        }
+
+        mGBDevice = extras.getParcelable(GBDevice.EXTRA_DEVICE);
+
+        chartsPreferencesLauncher = registerForActivityResult(
+                new ActivityResultContracts.StartActivityForResult(),
+                chartsPreferencesCallback
+        );
+
+        // Set start and end date
         if (savedInstanceState != null) {
             setEndDate(new Date(savedInstanceState.getLong(STATE_END_DATE, System.currentTimeMillis())));
-            setStartDate(new Date(savedInstanceState.getLong(STATE_START_DATE, DateTimeUtils.shiftByDays(getEndDate(), -1).getTime())));
+        } else if (extras.containsKey(EXTRA_TIMESTAMP)) {
+            final int endTimestamp = extras.getInt(EXTRA_TIMESTAMP, 0);
+            setEndDate(new Date(endTimestamp * 1000L));
         } else {
             setEndDate(new Date());
-            setStartDate(DateTimeUtils.shiftByDays(getEndDate(), -1));
         }
+        setStartDate(DateTimeUtils.shiftByDays(getEndDate(), -1));
 
         final IntentFilter filterLocal = new IntentFilter();
         filterLocal.addAction(GBDevice.ACTION_DEVICE_CHANGED);
         LocalBroadcastManager.getInstance(this).registerReceiver(mReceiver, filterLocal);
 
-        final Bundle extras = getIntent().getExtras();
+        // Open the specified fragment, if any, and setup single page view if specified
-        if (extras != null) {
+        final int tabFragmentIdToOpen = extras.getInt(EXTRA_FRAGMENT_ID, -1);
-            mGBDevice = extras.getParcelable(GBDevice.EXTRA_DEVICE);
+        final String singleFragmentName = extras.getString(EXTRA_SINGLE_FRAGMENT_NAME, null);
-            tabFragmentToOpen = extras.getInt(EXTRA_FRAGMENT_ID);
+        final int actionbarTitle = extras.getInt(EXTRA_ACTIONBAR_TITLE, 0);
-        } else {
+
-            throw new IllegalArgumentException("Must provide a device when invoking this activity");
+        if (tabFragmentIdToOpen >= 0 && singleFragmentName != null) {
+            throw new IllegalArgumentException("Must specify either fragment ID or single fragment name, not both");
         }
+
+        if (singleFragmentName != null) {
+            enabledTabsList = Collections.singletonList(singleFragmentName);
+        } else {
             enabledTabsList = fillChartsTabsList();
+        }
 
         swipeLayout = findViewById(R.id.activity_swipe_layout);
         swipeLayout.setOnRefreshListener(this::fetchRecordedData);
@@ -132,8 +170,23 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
         // Set up the ViewPager with the sections adapter.
         final NonSwipeableViewPager viewPager = findViewById(R.id.charts_pager);
         viewPager.setAdapter(getPagerAdapter());
-        if (tabFragmentToOpen > -1) {
+        if (tabFragmentIdToOpen > -1) {
-            viewPager.setCurrentItem(tabFragmentToOpen);  // open the tab as specified in the intent
+            viewPager.setCurrentItem(tabFragmentIdToOpen);  // open the tab as specified in the intent
+        }
+
+        viewPager.setAllowSwipe(singleFragmentName == null && GBApplication.getPrefs().getBoolean("charts_allow_swipe", true));
+
+        if (singleFragmentName != null) {
+            final TabLayout tabLayout = findViewById(R.id.charts_pagerTabStrip);
+            tabLayout.setVisibility(TextView.GONE);
+        }
+
+        if (actionbarTitle != 0) {
+            final ActionBar actionBar = getSupportActionBar();
+
+            if (actionBar != null) {
+                actionBar.setTitle(actionbarTitle);
+            }
         }
 
         viewPager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@@ -158,19 +211,19 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
             new ShowDurationDialog(detailedDuration, AbstractChartsActivity.this).show();
         });
 
-        Button mPrevButton = findViewById(R.id.charts_previous_day);
+        final Button mPrevButton = findViewById(R.id.charts_previous_day);
         mPrevButton.setOnClickListener(v -> handleButtonClicked(DATE_PREV_DAY));
-        Button mNextButton = findViewById(R.id.charts_next_day);
+        final Button mNextButton = findViewById(R.id.charts_next_day);
         mNextButton.setOnClickListener(v -> handleButtonClicked(DATE_NEXT_DAY));
 
-        Button mPrevWeekButton = findViewById(R.id.charts_previous_week);
+        final Button mPrevWeekButton = findViewById(R.id.charts_previous_week);
         mPrevWeekButton.setOnClickListener(v -> handleButtonClicked(DATE_PREV_WEEK));
-        Button mNextWeekButton = findViewById(R.id.charts_next_week);
+        final Button mNextWeekButton = findViewById(R.id.charts_next_week);
         mNextWeekButton.setOnClickListener(v -> handleButtonClicked(DATE_NEXT_WEEK));
 
-        Button mPrevMonthButton = findViewById(R.id.charts_previous_month);
+        final Button mPrevMonthButton = findViewById(R.id.charts_previous_month);
         mPrevMonthButton.setOnClickListener(v -> handleButtonClicked(DATE_PREV_MONTH));
-        Button mNextMonthButton = findViewById(R.id.charts_next_month);
+        final Button mNextMonthButton = findViewById(R.id.charts_next_month);
         mNextMonthButton.setOnClickListener(v -> handleButtonClicked(DATE_NEXT_MONTH));
     }
 
@@ -193,7 +246,7 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     protected abstract List<String> fillChartsTabsList();
 
     private String formatDetailedDuration() {
-        final SimpleDateFormat dateFormat = new SimpleDateFormat("dd.MM.yyyy HH:mm");
+        final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.getDefault());
         final String dateStringFrom = dateFormat.format(getStartDate());
         final String dateStringTo = dateFormat.format(getEndDate());
 
@@ -262,15 +315,7 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     }
 
     @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+    public boolean onOptionsItemSelected(final MenuItem item) {
-        super.onActivityResult(requestCode, resultCode, data);
-        if (requestCode == REQUEST_CODE_PREFERENCES) {
-            this.recreate();
-        }
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
         final int itemId = item.getItemId();
         if (itemId == R.id.charts_fetch_activity_data) {
             fetchRecordedData();
@@ -285,8 +330,8 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
                 LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(REFRESH));
             }, currentDate.get(Calendar.YEAR), currentDate.get(Calendar.MONTH), currentDate.get(Calendar.DATE)).show();
         } else if (itemId == R.id.prefs_charts_menu) {
-            Intent settingsIntent = new Intent(this, ChartsPreferencesActivity.class);
+            final Intent settingsIntent = new Intent(this, ChartsPreferencesActivity.class);
-            startActivityForResult(settingsIntent, REQUEST_CODE_PREFERENCES);
+            chartsPreferencesLauncher.launch(settingsIntent);
             return true;
         }
 
@@ -294,7 +339,7 @@ public abstract class AbstractChartsActivity extends AbstractGBFragmentActivity
     }
 
     @Override
-    public void enableSwipeRefresh(boolean enable) {
+    public void enableSwipeRefresh(final boolean enable) {
         swipeLayout.setEnabled(enable && allowRefresh());
     }
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/AbstractCollectionFragment.java

@@ -0,0 +1,120 @@
+/*  Copyright (C) 2024 a0z, José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.charts;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.FragmentManager;
+import androidx.viewpager2.widget.ViewPager2;
+
+import com.google.android.material.tabs.TabLayout;
+import com.google.android.material.tabs.TabLayoutMediator;
+
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.AbstractGBFragment;
+import nodomain.freeyourgadget.gadgetbridge.adapter.NestedFragmentAdapter;
+
+public abstract class AbstractCollectionFragment extends AbstractGBFragment {
+    protected static final String ARG_ALLOW_SWIPE = "allow_swipe";
+
+    protected NestedFragmentAdapter nestedFragmentsAdapter;
+    protected ViewPager2 viewPager;
+    private int last_position = 0;
+    private boolean allowSwipe;
+
+    public abstract NestedFragmentAdapter getNestedFragmentAdapter(final AbstractGBFragment fragment,
+                                                                   final FragmentManager childFragmentManager);
+
+    @Override
+    public void onCreate(final Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        if (getArguments() != null) {
+            allowSwipe = getArguments().getBoolean(ARG_ALLOW_SWIPE, false);
+        }
+    }
+
+    @Override
+    protected void onMadeVisibleInActivity() {
+        super.onMadeVisibleInActivity();
+        nestedFragmentsAdapter.updateFragments(last_position);
+    }
+
+    @Override
+    public void onMadeInvisibleInActivity() {
+        if (nestedFragmentsAdapter != null) {
+            nestedFragmentsAdapter.updateFragments(-1);
+        }
+    }
+
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
+                             @Nullable Bundle savedInstanceState) {
+        View rootView = inflater.inflate(R.layout.fragment_nested_tabs, container, false);
+        nestedFragmentsAdapter = getNestedFragmentAdapter(this, getChildFragmentManager());
+        viewPager = rootView.findViewById(R.id.pager);
+        viewPager.setAdapter(nestedFragmentsAdapter);
+        if (!allowSwipe) {
+            viewPager.setOrientation(ViewPager2.ORIENTATION_VERTICAL);
+            viewPager.setUserInputEnabled(false);
+        }
+        viewPager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
+            @Override
+            public void onPageSelected(int position) {
+                super.onPageSelected(position);
+                last_position = position;
+                viewPager.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        if (isVisibleInActivity()) {
+                            nestedFragmentsAdapter.updateFragments(position);
+                        }
+                    }
+                });
+            }
+        });
+
+        return rootView;
+    }
+
+    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+        TabLayout tabLayout = view.findViewById(R.id.tab_layout);
+        new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> {
+            switch (position) {
+                case 0:
+                    tab.setText(getString(R.string.calendar_day));
+                    break;
+                case 1:
+                    tab.setText(getString(R.string.calendar_week));
+                    break;
+                case 2:
+                    tab.setText(getString(R.string.calendar_month));
+                    break;
+            }
+        }).attach();
+    }
+
+    @Nullable
+    @Override
+    protected CharSequence getTitle() {
+        return null;
+    }
+}
+

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/ActivityChartsActivity.java

@@ -145,7 +145,7 @@ public class ActivityChartsActivity extends AbstractChartsActivity {
                 case "activitylist":
                     return new ActivityListingChartFragment();
                 case "sleep":
-                    return new SleepCollectionFragment();
+                    return SleepCollectionFragment.newInstance(enabledTabsList.size() == 1);
                 case "hrvstatus":
                     return new HRVStatusFragment();
                 case "bodyenergy":
@@ -155,7 +155,7 @@ public class ActivityChartsActivity extends AbstractChartsActivity {
                 case "pai":
                     return new PaiChartFragment();
                 case "stepsweek":
-                    return new StepsCollectionFragment();
+                    return StepsCollectionFragment.newInstance(enabledTabsList.size() == 1);
                 case "speedzones":
                     return new SpeedZonesFragment();
                 case "livestats":
@@ -177,14 +177,6 @@ public class ActivityChartsActivity extends AbstractChartsActivity {
             return enabledTabsList.toArray().length;
         }
 
-        private String getSleepTitle() {
-            if (GBApplication.getPrefs().getBoolean("charts_range", true)) {
-                return getString(R.string.weeksleepchart_sleep_a_month);
-            } else {
-                return getString(R.string.weeksleepchart_sleep_a_week);
-            }
-        }
-
         @Override
         public CharSequence getPageTitle(int position) {
             switch (enabledTabsList.get(position)) {

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/NonSwipeableViewPager.java

@@ -25,14 +25,19 @@ import androidx.viewpager.widget.ViewPager;
 import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 
 public class NonSwipeableViewPager extends ViewPager {
+    private boolean allowSwipe = true;
 
     public NonSwipeableViewPager(final Context context, final AttributeSet attrs) {
         super(context, attrs);
     }
 
+    public void setAllowSwipe(final boolean allowSwipe) {
+        this.allowSwipe = allowSwipe;
+    }
+
     @Override
     public boolean onInterceptTouchEvent(final MotionEvent ev) {
-        if (GBApplication.getPrefs().getBoolean("charts_allow_swipe", true)) {
+        if (allowSwipe) {
             return super.onInterceptTouchEvent(ev);
         }
         return false;
@@ -40,7 +45,7 @@ public class NonSwipeableViewPager extends ViewPager {
 
     @Override
     public boolean onTouchEvent(final MotionEvent ev) {
-        if (GBApplication.getPrefs().getBoolean("charts_allow_swipe", true)) {
+        if (allowSwipe) {
             return super.onTouchEvent(ev);
         }
         return false;

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/SleepCollectionFragment.java

@@ -1,87 +1,44 @@
+/*  Copyright (C) 2024 a0z, José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.charts;
 
 import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
 
-import androidx.annotation.NonNull;
+import androidx.fragment.app.FragmentManager;
-import androidx.annotation.Nullable;
-import androidx.viewpager2.widget.ViewPager2;
 
-import com.google.android.material.tabs.TabLayout;
-import com.google.android.material.tabs.TabLayoutMediator;
-
-import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.AbstractGBFragment;
+import nodomain.freeyourgadget.gadgetbridge.adapter.NestedFragmentAdapter;
 import nodomain.freeyourgadget.gadgetbridge.adapter.SleepFragmentAdapter;
 
-public class SleepCollectionFragment extends AbstractGBFragment {
+public class SleepCollectionFragment extends AbstractCollectionFragment {
-    protected SleepFragmentAdapter nestedFragmentsAdapter;
+    public SleepCollectionFragment() {
-    protected ViewPager2 viewPager;
-    private int last_position = 0;
 
-    @Override
+    }
-    protected void onMadeVisibleInActivity() {
+
-        super.onMadeVisibleInActivity();
+    public static SleepCollectionFragment newInstance(final boolean allowSwipe) {
-        nestedFragmentsAdapter.updateFragments(last_position);
+        final SleepCollectionFragment fragment = new SleepCollectionFragment();
+        final Bundle args = new Bundle();
+        args.putBoolean(ARG_ALLOW_SWIPE, allowSwipe);
+        fragment.setArguments(args);
+        return fragment;
     }
 
     @Override
-    public void onMadeInvisibleInActivity() {
+    public NestedFragmentAdapter getNestedFragmentAdapter(AbstractGBFragment fragment, FragmentManager childFragmentManager) {
-        if (nestedFragmentsAdapter != null) {
+        return new SleepFragmentAdapter(this, getChildFragmentManager());
-            nestedFragmentsAdapter.updateFragments(-1);
-        }
-    }
-
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
-                             @Nullable Bundle savedInstanceState) {
-        View rootView = inflater.inflate(R.layout.fragment_nested_tabs, container, false);
-        nestedFragmentsAdapter = new SleepFragmentAdapter(this, getChildFragmentManager());
-        viewPager = rootView.findViewById(R.id.pager);
-        viewPager.setAdapter(nestedFragmentsAdapter);
-        viewPager.setOrientation(ViewPager2.ORIENTATION_VERTICAL);
-        viewPager.setUserInputEnabled(false);
-        viewPager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
-            @Override
-            public void onPageSelected(int position) {
-                super.onPageSelected(position);
-                last_position = position;
-                viewPager.post(new Runnable() {
-                    @Override
-                    public void run() {
-                        if (isVisibleInActivity()) {
-                            nestedFragmentsAdapter.updateFragments(position);
-                        }
-                    }
-                });
-            }
-        });
-
-        return rootView;
-    }
-
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        TabLayout tabLayout = view.findViewById(R.id.tab_layout);
-        new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> {
-            switch (position) {
-                case 0:
-                    tab.setText(getString(R.string.calendar_day));
-                    break;
-                case 1:
-                    tab.setText(getString(R.string.calendar_week));
-                    break;
-                case 2:
-                    tab.setText(getString(R.string.calendar_month));
-                    break;
-            }
-        }).attach();
-    }
-
-    @Nullable
-    @Override
-    protected CharSequence getTitle() {
-        return null;
     }
 }
-

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/StepsCollectionFragment.java

@@ -1,87 +1,45 @@
+/*  Copyright (C) 2024 a0z, José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.charts;
 
 import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
 
-import androidx.annotation.NonNull;
+import androidx.fragment.app.FragmentManager;
-import androidx.annotation.Nullable;
-import androidx.viewpager2.widget.ViewPager2;
 
-import com.google.android.material.tabs.TabLayout;
-import com.google.android.material.tabs.TabLayoutMediator;
-
-import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.AbstractGBFragment;
+import nodomain.freeyourgadget.gadgetbridge.adapter.NestedFragmentAdapter;
 import nodomain.freeyourgadget.gadgetbridge.adapter.StepsFragmentAdapter;
 
-public class StepsCollectionFragment extends AbstractGBFragment {
+public class StepsCollectionFragment extends AbstractCollectionFragment {
-    protected StepsFragmentAdapter nestedFragmentsAdapter;
+    public StepsCollectionFragment() {
-    protected ViewPager2 viewPager;
-    private int last_position = 0;
 
-    @Override
+    }
-    protected void onMadeVisibleInActivity() {
+
-        super.onMadeVisibleInActivity();
+    public static StepsCollectionFragment newInstance(final boolean allowSwipe) {
-        nestedFragmentsAdapter.updateFragments(last_position);
+        final StepsCollectionFragment fragment = new StepsCollectionFragment();
+        final Bundle args = new Bundle();
+        args.putBoolean(ARG_ALLOW_SWIPE, allowSwipe);
+        fragment.setArguments(args);
+        return fragment;
     }
 
     @Override
-    public void onMadeInvisibleInActivity() {
+    public NestedFragmentAdapter getNestedFragmentAdapter(AbstractGBFragment fragment, FragmentManager childFragmentManager) {
-        if (nestedFragmentsAdapter != null) {
+        return new StepsFragmentAdapter(this, getChildFragmentManager());
-            nestedFragmentsAdapter.updateFragments(-1);
-        }
-    }
-
-    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
-                             @Nullable Bundle savedInstanceState) {
-        View rootView = inflater.inflate(R.layout.fragment_nested_tabs, container, false);
-        nestedFragmentsAdapter = new StepsFragmentAdapter(this, getChildFragmentManager());
-        viewPager = rootView.findViewById(R.id.pager);
-        viewPager.setAdapter(nestedFragmentsAdapter);
-        viewPager.setOrientation(ViewPager2.ORIENTATION_VERTICAL);
-        viewPager.setUserInputEnabled(false);
-        viewPager.registerOnPageChangeCallback(new ViewPager2.OnPageChangeCallback() {
-            @Override
-            public void onPageSelected(int position) {
-                super.onPageSelected(position);
-                last_position = position;
-                viewPager.post(new Runnable() {
-                    @Override
-                    public void run() {
-                        if (isVisibleInActivity()) {
-                            nestedFragmentsAdapter.updateFragments(position);
-                        }
-                    }
-                });
-            }
-        });
-
-        return rootView;
-    }
-
-    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
-        TabLayout tabLayout = view.findViewById(R.id.tab_layout);
-        new TabLayoutMediator(tabLayout, viewPager, (tab, position) -> {
-            switch (position) {
-                case 0:
-                    tab.setText(getString(R.string.calendar_day));
-                    break;
-                case 1:
-                    tab.setText(getString(R.string.calendar_week));
-                    break;
-                case 2:
-                    tab.setText(getString(R.string.calendar_month));
-                    break;
-            }
-        }).attach();
-    }
-
-    @Nullable
-    @Override
-    protected CharSequence getTitle() {
-        return null;
     }
 }
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/charts/StressChartFragment.java

@@ -520,7 +520,7 @@ public class StressChartFragment extends AbstractChartFragment<StressChartFragme
         }
     }
 
-    protected enum StressType {
+    public enum StressType {
         UNKNOWN(R.string.unknown, R.color.chart_stress_unknown),
         RELAXED(R.string.stress_relaxed, R.color.chart_stress_relaxed),
         MILD(R.string.stress_mild, R.color.chart_stress_mild),

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/AbstractDashboardWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,19 +16,31 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
 
-import android.graphics.Bitmap;
+import android.content.Context;
-import android.graphics.Canvas;
+import android.content.Intent;
 import android.graphics.Color;
-import android.graphics.Paint;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.Toast;
 
 import androidx.annotation.ColorInt;
 import androidx.fragment.app.Fragment;
 
+import com.google.android.material.dialog.MaterialAlertDialogBuilder;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.stream.Collectors;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.charts.ActivityChartsActivity;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.util.GB;
 
 public abstract class AbstractDashboardWidget extends Fragment {
     private static final Logger LOG = LoggerFactory.getLogger(AbstractDashboardWidget.class);
@@ -57,37 +69,67 @@ public abstract class AbstractDashboardWidget extends Fragment {
         }
     }
 
-
     public void update() {
         fillData();
     }
 
     protected abstract void fillData();
 
-    /**
+    protected boolean isSupportedBy(final GBDevice device) {
-     * @param width Bitmap width in pixels
+        return device.getDeviceCoordinator().supportsActivityTracking();
-     * @param barWidth Gauge bar width in pixels
+    }
-     * @param filledColor Color of the filled part of the gauge
-     * @param filledFactor Factor between 0 and 1 that determines the amount of the gauge that should be filled
-     * @return Bitmap containing the gauge
-     */
-    Bitmap drawGauge(int width, int barWidth, @ColorInt int filledColor, float filledFactor) {
-        int height = width / 2;
-        int barMargin = (int) Math.ceil(barWidth / 2f);
 
-        Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+    protected List<GBDevice> getSupportedDevices(final DashboardFragment.DashboardData dashboardData) {
-        Canvas canvas = new Canvas(bitmap);
+        return GBApplication.app().getDeviceManager().getDevices()
-        Paint paint = new Paint();
+                .stream()
-        paint.setAntiAlias(true);
+                .filter(dev -> dashboardData.showAllDevices || dashboardData.showDeviceList.contains(dev.getAddress()))
-        paint.setStyle(Paint.Style.STROKE);
+                .filter(this::isSupportedBy)
-        paint.setStrokeCap(Paint.Cap.ROUND);
+                .collect(Collectors.toList());
-        paint.setStrokeWidth(barWidth * 0.75f);
+    }
-        paint.setColor(color_unknown);
-        canvas.drawArc(barMargin, barMargin, width - barMargin, width - barMargin, 180 + 180 * filledFactor, 180 - 180 * filledFactor, false, paint);
-        paint.setStrokeWidth(barWidth);
-        paint.setColor(filledColor);
-        canvas.drawArc(barMargin, barMargin, width - barMargin, width - barMargin, 180, 180 * filledFactor, false, paint);
 
-        return bitmap;
+    protected void onClickOpenChart(final View view, final String chart, final int label) {
+        view.setOnClickListener(v -> {
+            chooseDevice(dashboardData, device -> {
+                final Intent startIntent;
+                startIntent = new Intent(requireContext(), ActivityChartsActivity.class);
+                startIntent.putExtra(GBDevice.EXTRA_DEVICE, device);
+                startIntent.putExtra(ActivityChartsActivity.EXTRA_SINGLE_FRAGMENT_NAME, chart);
+                startIntent.putExtra(ActivityChartsActivity.EXTRA_ACTIONBAR_TITLE, label);
+                startIntent.putExtra(ActivityChartsActivity.EXTRA_TIMESTAMP, dashboardData.timeTo);
+                requireContext().startActivity(startIntent);
+            });
+        });
+    }
+
+    protected void chooseDevice(final DashboardFragment.DashboardData dashboardData,
+                                final Consumer<GBDevice> consumer) {
+        final List<GBDevice> devices = getSupportedDevices(dashboardData);
+
+        if (devices.size() == 1) {
+            consumer.accept(devices.get(0));
+            return;
+        }
+
+        if (devices.isEmpty()) {
+            GB.toast(GBApplication.getContext(), R.string.no_supported_devices_found, Toast.LENGTH_LONG, GB.WARN);
+            return;
+        }
+
+        final String[] deviceNames = devices.stream()
+                .map(GBDevice::getAliasOrName)
+                .toArray(String[]::new);
+
+        final Context activity = getActivity();
+        if (activity == null) {
+            return;
+        }
+
+        new MaterialAlertDialogBuilder(activity)
+                .setCancelable(true)
+                .setTitle(R.string.choose_device)
+                .setItems(deviceNames, (dialog, which) -> consumer.accept(devices.get(which)))
+                .setNegativeButton(android.R.string.cancel, (dialog, which) -> {
+                })
+                .show();
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/AbstractGaugeWidget.java

@@ -0,0 +1,318 @@
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.PorterDuff;
+import android.graphics.PorterDuffXfermode;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.util.TypedValue;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import androidx.annotation.ColorInt;
+import androidx.annotation.Nullable;
+import androidx.annotation.StringRes;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+
+public abstract class AbstractGaugeWidget extends AbstractDashboardWidget {
+    private static final Logger LOG = LoggerFactory.getLogger(AbstractGaugeWidget.class);
+
+    private TextView gaugeValue;
+    private ImageView gaugeBar;
+
+    private final int label;
+    private final String targetActivityTab;
+
+    public AbstractGaugeWidget(@StringRes final int label, @Nullable final String targetActivityTab) {
+        this.label = label;
+        this.targetActivityTab = targetActivityTab;
+    }
+
+    @Override
+    public View onCreateView(final LayoutInflater inflater, final ViewGroup container, final Bundle savedInstanceState) {
+        final View fragmentView = inflater.inflate(R.layout.dashboard_widget_generic_gauge, container, false);
+
+        if (targetActivityTab != null) {
+            onClickOpenChart(fragmentView, targetActivityTab, label);
+        }
+
+        gaugeValue = fragmentView.findViewById(R.id.gauge_value);
+        gaugeBar = fragmentView.findViewById(R.id.gauge_bar);
+        final TextView gaugeLabel = fragmentView.findViewById(R.id.gauge_label);
+        gaugeLabel.setText(label);
+
+        fillData();
+
+        return fragmentView;
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        if (gaugeValue != null && gaugeBar != null) fillData();
+    }
+
+    @Override
+    protected void fillData() {
+        if (gaugeBar == null) return;
+        gaugeBar.post(() -> {
+            final FillDataAsyncTask myAsyncTask = new FillDataAsyncTask();
+            myAsyncTask.execute();
+        });
+    }
+
+    /**
+     * This is called from the async task, outside of the UI thread. It's expected that
+     * {@link nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment.DashboardData} be
+     * populated with the necessary data for display.
+     *
+     * @param dashboardData the DashboardData to populate
+     */
+    protected abstract void populateData(DashboardFragment.DashboardData dashboardData);
+
+    /**
+     * This is called from the UI thread.
+     *
+     * @param dashboardData populated DashboardData
+     */
+    protected abstract void draw(DashboardFragment.DashboardData dashboardData);
+
+    private class FillDataAsyncTask extends AsyncTask<Void, Void, Void> {
+        @Override
+        protected Void doInBackground(final Void... params) {
+            final long nanoStart = System.nanoTime();
+            try {
+                populateData(dashboardData);
+            } catch (final Exception e) {
+                LOG.error("fillData for {} failed", AbstractGaugeWidget.this.getClass().getSimpleName(), e);
+            }
+            final long nanoEnd = System.nanoTime();
+            final long executionTime = (nanoEnd - nanoStart) / 1000000;
+            LOG.debug("fillData for {} took {}ms", AbstractGaugeWidget.this.getClass().getSimpleName(), executionTime);
+            return null;
+        }
+
+        @Override
+        protected void onPostExecute(final Void unused) {
+            super.onPostExecute(unused);
+            try {
+                draw(dashboardData);
+            } catch (final Exception e) {
+                LOG.error("draw for {} failed", AbstractGaugeWidget.this.getClass().getSimpleName(), e);
+            }
+        }
+    }
+
+    protected void setText(final CharSequence text) {
+        gaugeValue.setText(text);
+    }
+
+    /**
+     * Draw a simple gauge.
+     *
+     * @param color     the gauge color
+     * @param value     the gauge value. Range: [0, 1]
+     */
+    protected void drawSimpleGauge(final int color,
+                                   final float value) {
+
+        final int width = (int) TypedValue.applyDimension(
+                TypedValue.COMPLEX_UNIT_DIP,
+                150,
+                GBApplication.getContext().getResources().getDisplayMetrics()
+        );
+
+        // Draw gauge
+        gaugeBar.setImageBitmap(drawSimpleGaugeInternal(
+                width,
+                Math.round(width * 0.075f),
+                color,
+                value
+        ));
+    }
+
+    /**
+     * @param width        Bitmap width in pixels
+     * @param barWidth     Gauge bar width in pixels
+     * @param filledColor  Color of the filled part of the gauge
+     * @param filledFactor Factor between 0 and 1 that determines the amount of the gauge that should be filled
+     * @return Bitmap containing the gauge
+     */
+    private Bitmap drawSimpleGaugeInternal(final int width, final int barWidth, @ColorInt final int filledColor, final float filledFactor) {
+        final int height = width / 2;
+        final int barMargin = (int) Math.ceil(barWidth / 2f);
+
+        final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        final Canvas canvas = new Canvas(bitmap);
+        final Paint paint = new Paint();
+        paint.setAntiAlias(true);
+        paint.setStyle(Paint.Style.STROKE);
+        paint.setStrokeCap(Paint.Cap.ROUND);
+        paint.setStrokeWidth(barWidth * 0.75f);
+        paint.setColor(color_unknown);
+        canvas.drawArc(barMargin, barMargin, width - barMargin, width - barMargin, 180 + 180 * filledFactor, 180 - 180 * filledFactor, false, paint);
+
+        if (filledFactor >= 0) {
+            paint.setStrokeWidth(barWidth);
+            paint.setColor(filledColor);
+            canvas.drawArc(barMargin, barMargin, width - barMargin, width - barMargin, 180, 180 * filledFactor, false, paint);
+        }
+
+        return bitmap;
+    }
+
+    /**
+     * Draws a segmented gauge.
+     *
+     * @param colors             the colors of each segment
+     * @param segments           the size of each segment. The sum of all segments should be 1
+     * @param value              the gauge value, in range [0, 1], or -1 for no value and only segments
+     * @param fadeOutsideDot     whether to fade out colors outside the dot value
+     * @param gapBetweenSegments whether to introduce a small gap between the segments
+     */
+    protected void drawSegmentedGauge(final int[] colors,
+                                      final float[] segments,
+                                      final float value,
+                                      final boolean fadeOutsideDot,
+                                      final boolean gapBetweenSegments) {
+        if (colors.length != segments.length) {
+            LOG.error("Colors length {} differs from segments length {}", colors.length, segments.length);
+            return;
+        }
+
+        final int width = (int) TypedValue.applyDimension(
+                TypedValue.COMPLEX_UNIT_DIP,
+                150,
+                GBApplication.getContext().getResources().getDisplayMetrics()
+        );
+
+        final int barWidth = Math.round(width * 0.075f);
+
+        final int height = width / 2;
+        final int barMargin = (int) Math.ceil(barWidth / 2f);
+
+        final Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        final Canvas canvas = new Canvas(bitmap);
+        final Paint paint = new Paint();
+        paint.setAntiAlias(true);
+        paint.setStyle(Paint.Style.STROKE);
+        paint.setStrokeCap(Paint.Cap.BUTT);
+        paint.setStrokeWidth(barWidth);
+
+        final double cornersGapRadians = Math.asin((width * 0.055f) / (double) height);
+        final double cornersGapFactor = cornersGapRadians / Math.PI;
+
+        int dotColor = 0;
+        float angleSum = 0;
+        for (int i = 0; i < segments.length; i++) {
+            if (segments[i] == 0) {
+                continue;
+            }
+
+            paint.setColor(colors[i]);
+            paint.setStrokeWidth(barWidth);
+
+            if (value < 0 || (value >= angleSum && value <= angleSum + segments[i])) {
+                dotColor = colors[i];
+            } else {
+                if (fadeOutsideDot) {
+                    paint.setColor(colors[i] - 0xB0000000);
+                } else {
+                    paint.setStrokeWidth(barWidth * 0.75f);
+                }
+            }
+
+            float startAngleDegrees = 180 + angleSum * 180;
+            float sweepAngleDegrees = segments[i] * 180;
+
+            if (value >= 0) {
+                // Do not draw to the end if it will be overlapped by the dot
+                if (i == 0 && value <= cornersGapFactor) {
+                    startAngleDegrees += (float) Math.toDegrees(cornersGapRadians);
+                    sweepAngleDegrees -= (float) Math.toDegrees(cornersGapRadians);
+                } else if (i == segments.length - 1 && value >= 1 - cornersGapFactor) {
+                    sweepAngleDegrees -= (float) Math.toDegrees(cornersGapRadians);
+                }
+            }
+
+            if (gapBetweenSegments) {
+                if (i + 1 < segments.length) {
+                    sweepAngleDegrees -= 2;
+                }
+            }
+
+            canvas.drawArc(
+                    barMargin,
+                    barMargin,
+                    width - barMargin,
+                    width - barMargin,
+                    startAngleDegrees,
+                    sweepAngleDegrees,
+                    false,
+                    paint
+            );
+            angleSum += segments[i];
+        }
+
+        if (value >= 0) {
+            // Prevent the dot from going outside the widget in the extremities
+            final float angleRadians = (float) normalize(value, 0, 1, cornersGapRadians, Math.toRadians(180) - cornersGapRadians);
+
+            paint.setColor(Color.TRANSPARENT);
+            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));
+
+            // In the corners the circle is slightly offset, so adjust it slightly
+            final float widthAdjustment = width * 0.04f * (float) normalize(Math.abs(value - 0.5d), 0, 0.5d);
+
+            final float x = ((width - (barWidth / 2f) - widthAdjustment) / 2f) * (float) Math.cos(angleRadians);
+            final float y = (height - (barWidth / 2f)) * (float) Math.sin(angleRadians);
+
+            // Draw hole
+            paint.setStyle(Paint.Style.FILL);
+            canvas.drawCircle((width / 2f) - x, height - y, barMargin * 1.6f, paint);
+
+            // Draw dot
+            paint.setColor(dotColor);
+            paint.setXfermode(null);
+            canvas.drawCircle((width / 2f) - x, height - y, barMargin, paint);
+        }
+
+        gaugeBar.setImageBitmap(bitmap);
+    }
+
+    protected static double normalize(final double value, final double min, final double max) {
+        return normalize(value, min, max, 0, 1);
+    }
+
+    public static double normalize(final double value, final double minSource, final double maxSource, final double minTarget, final double maxTarget) {
+        return ((value - minSource) * (maxTarget - minTarget)) / (maxSource - minSource) + minTarget;
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardActiveTimeWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,19 +16,10 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
 
-import android.os.AsyncTask;
 import android.os.Bundle;
-import android.util.TypedValue;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
 
-import org.slf4j.Logger;
+import java.util.Locale;
-import org.slf4j.LoggerFactory;
 
-import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
 
@@ -37,13 +28,9 @@ import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
  * Use the {@link DashboardActiveTimeWidget#newInstance} factory method to
  * create an instance of this fragment.
  */
-public class DashboardActiveTimeWidget extends AbstractDashboardWidget {
+public class DashboardActiveTimeWidget extends AbstractGaugeWidget {
-    private static final Logger LOG = LoggerFactory.getLogger(DashboardActiveTimeWidget.class);
-    private TextView activeTime;
-    private ImageView activeTimeGauge;
-
     public DashboardActiveTimeWidget() {
-        // Required empty public constructor
+        super(R.string.activity_list_summary_active_time, "activity");
     }
 
     /**
@@ -53,69 +40,35 @@ public class DashboardActiveTimeWidget extends AbstractDashboardWidget {
      * @param dashboardData An instance of DashboardFragment.DashboardData.
      * @return A new instance of fragment DashboardActiveTimeWidget.
      */
-    public static DashboardActiveTimeWidget newInstance(DashboardFragment.DashboardData dashboardData) {
+    public static DashboardActiveTimeWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
-        DashboardActiveTimeWidget fragment = new DashboardActiveTimeWidget();
+        final DashboardActiveTimeWidget fragment = new DashboardActiveTimeWidget();
-        Bundle args = new Bundle();
+        final Bundle args = new Bundle();
         args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
         fragment.setArguments(args);
         return fragment;
     }
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
-        View fragmentView = inflater.inflate(R.layout.dashboard_widget_active_time, container, false);
-        activeTime = fragmentView.findViewById(R.id.activetime_text);
-        activeTimeGauge = fragmentView.findViewById(R.id.activetime_gauge);
-
-        fillData();
-
-        return fragmentView;
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        if (activeTime != null && activeTimeGauge != null) fillData();
-    }
-
-    @Override
-    protected void fillData() {
-        if (activeTimeGauge == null) return;
-        activeTimeGauge.post(new Runnable() {
-            @Override
-            public void run() {
-                FillDataAsyncTask myAsyncTask = new FillDataAsyncTask();
-                myAsyncTask.execute();
-            }
-        });
-    }
-
-    private class FillDataAsyncTask extends AsyncTask<Void, Void, Void> {
-        @Override
-        protected Void doInBackground(Void... params) {
         dashboardData.getActiveMinutesTotal();
         dashboardData.getActiveMinutesGoalFactor();
-            return null;
     }
 
     @Override
-        protected void onPostExecute(Void unused) {
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
-            super.onPostExecute(unused);
+        final long totalActiveMinutes = dashboardData.getActiveMinutesTotal();
-
+        final String valueText = String.format(
-            // Update text representation
+                Locale.ROOT,
-            long totalActiveMinutes = dashboardData.getActiveMinutesTotal();
+                "%d:%02d",
-            String activeHours = String.format("%d", (int) Math.floor(totalActiveMinutes / 60f));
+                (int) Math.floor(totalActiveMinutes / 60f),
-            String activeMinutes = String.format("%02d", (int) (totalActiveMinutes % 60f));
+                (int) (totalActiveMinutes % 60f)
-            activeTime.setText(activeHours + ":" + activeMinutes);
-
-            final int width = (int) TypedValue.applyDimension(
-                    TypedValue.COMPLEX_UNIT_DIP,
-                    150,
-                    GBApplication.getContext().getResources().getDisplayMetrics()
         );
 
-            // Draw gauge
+        setText(valueText);
-            activeTimeGauge.setImageBitmap(drawGauge(width, Math.round(width * 0.075f), color_active_time, dashboardData.getActiveMinutesGoalFactor()));
+
-        }
+        drawSimpleGauge(
+                color_active_time,
+                dashboardData.getActiveMinutesGoalFactor()
+        );
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardBodyEnergyWidget.java

@@ -0,0 +1,191 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.os.Bundle;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.TextUtils;
+import android.text.format.DateUtils;
+import android.text.style.RelativeSizeSpan;
+
+import androidx.core.content.ContextCompat;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.Serializable;
+import java.util.List;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.model.BodyEnergySample;
+
+public class DashboardBodyEnergyWidget extends AbstractGaugeWidget {
+    private static final Logger LOG = LoggerFactory.getLogger(DashboardBodyEnergyWidget.class);
+
+    public DashboardBodyEnergyWidget() {
+        super(R.string.body_energy, "bodyenergy");
+    }
+
+    public static DashboardBodyEnergyWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardBodyEnergyWidget fragment = new DashboardBodyEnergyWidget();
+        final Bundle args = new Bundle();
+        args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    protected boolean isSupportedBy(final GBDevice device) {
+        return device.getDeviceCoordinator().supportsBodyEnergy();
+    }
+
+    @Override
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
+        final List<GBDevice> devices = getSupportedDevices(dashboardData);
+
+        final boolean isToday = DateUtils.isToday(dashboardData.timeTo * 1000L);
+
+        final BodyEnergyData data = new BodyEnergyData();
+        data.isToday = isToday;
+
+        if (isToday) {
+            // Latest stress sample for today
+            BodyEnergySample sample = null;
+
+            try (DBHandler dbHandler = GBApplication.acquireDB()) {
+                for (GBDevice dev : devices) {
+                    final BodyEnergySample latestSample = dev.getDeviceCoordinator().getBodyEnergySampleProvider(dev, dbHandler.getDaoSession())
+                            .getLatestSample();
+
+                    if (latestSample != null && (sample == null || latestSample.getTimestamp() > sample.getTimestamp())) {
+                        sample = latestSample;
+                    }
+                }
+
+                if (sample != null) {
+                    data.value = sample.getEnergy();
+                }
+
+            } catch (final Exception e) {
+                LOG.error("Could not get body energy for today", e);
+            }
+        } else {
+            // Gain / loss for the period
+            try (DBHandler dbHandler = GBApplication.acquireDB()) {
+                for (GBDevice dev : devices) {
+                    if ((dashboardData.showAllDevices || dashboardData.showDeviceList.contains(dev.getAddress())) && dev.getDeviceCoordinator().supportsBodyEnergy()) {
+                        final List<? extends BodyEnergySample> samples = dev.getDeviceCoordinator()
+                                .getBodyEnergySampleProvider(dev, dbHandler.getDaoSession())
+                                .getAllSamples(dashboardData.timeFrom * 1000L, dashboardData.timeTo * 1000L);
+
+                        if (samples.size() > 1) {
+                            int gained = 0;
+                            int lost = 0;
+                            for (int i = 1; i < samples.size(); i++) {
+                                final BodyEnergySample s1 = samples.get(i - 1);
+                                final BodyEnergySample s2 = samples.get(i);
+                                if (s2.getEnergy() > s1.getEnergy()) {
+                                    gained += s2.getEnergy() - s1.getEnergy();
+                                } else {
+                                    lost += s1.getEnergy() - s2.getEnergy();
+                                }
+                            }
+
+                            data.gained = gained;
+                            data.lost = lost;
+                        }
+                    }
+                }
+            } catch (final Exception e) {
+                LOG.error("Could not calculate average stress", e);
+            }
+        }
+
+        dashboardData.put("bodyenergy", data);
+    }
+
+    @Override
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
+        final BodyEnergyData bodyEnergyData = (BodyEnergyData) dashboardData.get("bodyenergy");
+        if (bodyEnergyData == null) {
+            drawSimpleGauge(0, -1);
+            return;
+        }
+
+        final int colorEnergy = ContextCompat.getColor(GBApplication.getContext(), R.color.body_energy_level_color);
+
+        if (bodyEnergyData.isToday) {
+            if (bodyEnergyData.value < 0) {
+                drawSimpleGauge(0, -1);
+                return;
+            }
+
+            setText(String.valueOf(bodyEnergyData.value));
+            drawSimpleGauge(
+                    colorEnergy,
+                    bodyEnergyData.value / 100f
+            );
+        } else {
+            if (bodyEnergyData.gained < 0 || bodyEnergyData.lost < 0) {
+                drawSimpleGauge(0, -1);
+                return;
+            }
+
+            final int diff = bodyEnergyData.gained - bodyEnergyData.lost;
+
+            final SpannableString spanGain = new SpannableString("↑" + bodyEnergyData.gained);
+            final SpannableString spanLost = new SpannableString("↓" + bodyEnergyData.lost);
+            spanGain.setSpan(new RelativeSizeSpan(0.65f), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+            spanLost.setSpan(new RelativeSizeSpan(0.65f), 0, 1, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+
+            setText(TextUtils.concat(spanGain, " ", spanLost));
+            drawSimpleGauge(
+                    colorEnergy,
+                    Math.abs(diff) / 100f
+            );
+
+            final int[] colors = {
+                    colorEnergy,
+                    ContextCompat.getColor(GBApplication.getContext(), R.color.body_energy_lost_color)
+            };
+            final float[] segments = {
+                    bodyEnergyData.gained / (float) (bodyEnergyData.gained + bodyEnergyData.lost),
+                    bodyEnergyData.lost / (float) (bodyEnergyData.gained + bodyEnergyData.lost),
+            };
+
+            drawSegmentedGauge(
+                    colors,
+                    segments,
+                    -1,
+                    false,
+                    true
+            );
+        }
+    }
+
+    private static class BodyEnergyData implements Serializable {
+        private int value = -1;
+        private int gained = -1;
+        private int lost = -1;
+        private boolean isToday;
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardDistanceWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,21 +16,8 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
 
-import android.content.res.Resources;
-import android.os.AsyncTask;
 import android.os.Bundle;
-import android.util.DisplayMetrics;
-import android.util.TypedValue;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
 import nodomain.freeyourgadget.gadgetbridge.util.FormatUtils;
@@ -40,13 +27,9 @@ import nodomain.freeyourgadget.gadgetbridge.util.FormatUtils;
  * Use the {@link DashboardDistanceWidget#newInstance} factory method to
  * create an instance of this fragment.
  */
-public class DashboardDistanceWidget extends AbstractDashboardWidget {
+public class DashboardDistanceWidget extends AbstractGaugeWidget {
-    private static final Logger LOG = LoggerFactory.getLogger(DashboardDistanceWidget.class);
-    private TextView distanceText;
-    private ImageView distanceGauge;
-
     public DashboardDistanceWidget() {
-        // Required empty public constructor
+        super(R.string.distance, "stepsweek");
     }
 
     /**
@@ -56,67 +39,26 @@ public class DashboardDistanceWidget extends AbstractDashboardWidget {
      * @param dashboardData An instance of DashboardFragment.DashboardData.
      * @return A new instance of fragment DashboardDistanceWidget.
      */
-    public static DashboardDistanceWidget newInstance(DashboardFragment.DashboardData dashboardData) {
+    public static DashboardDistanceWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
-        DashboardDistanceWidget fragment = new DashboardDistanceWidget();
+        final DashboardDistanceWidget fragment = new DashboardDistanceWidget();
-        Bundle args = new Bundle();
+        final Bundle args = new Bundle();
         args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
         fragment.setArguments(args);
         return fragment;
     }
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
-        View fragmentView = inflater.inflate(R.layout.dashboard_widget_distance, container, false);
-        distanceText = fragmentView.findViewById(R.id.distance_text);
-        distanceGauge = fragmentView.findViewById(R.id.distance_gauge);
-
-        fillData();
-
-        return fragmentView;
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        if (distanceText != null && distanceGauge != null) fillData();
-    }
-
-    @Override
-    protected void fillData() {
-        if (distanceGauge == null) return;
-        distanceGauge.post(new Runnable() {
-            @Override
-            public void run() {
-                FillDataAsyncTask myAsyncTask = new FillDataAsyncTask();
-                myAsyncTask.execute();
-            }
-        });
-    }
-
-    private class FillDataAsyncTask extends AsyncTask<Void, Void, Void> {
-        @Override
-        protected Void doInBackground(Void... params) {
         dashboardData.getDistanceTotal();
         dashboardData.getDistanceGoalFactor();
-            return null;
     }
 
     @Override
-        protected void onPostExecute(Void unused) {
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
-            super.onPostExecute(unused);
+        setText(FormatUtils.getFormattedDistanceLabel(dashboardData.getDistanceTotal()));
-
+        drawSimpleGauge(
-            // Update text representation
+                color_distance,
-            String distanceFormatted = FormatUtils.getFormattedDistanceLabel(dashboardData.getDistanceTotal());
+                dashboardData.getDistanceGoalFactor()
-            distanceText.setText(distanceFormatted);
-
-            final int width = (int) TypedValue.applyDimension(
-                    TypedValue.COMPLEX_UNIT_DIP,
-                    150,
-                    GBApplication.getContext().getResources().getDisplayMetrics()
         );
-
-            // Draw gauge
-            distanceGauge.setImageBitmap(drawGauge(width, Math.round(width * 0.075f), color_distance, dashboardData.getDistanceGoalFactor()));
-        }
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardGoalsWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -90,8 +90,6 @@ public class DashboardGoalsWidget extends AbstractDashboardWidget {
         Prefs prefs = GBApplication.getPrefs();
         legend.setVisibility(prefs.getBoolean("dashboard_widget_goals_legend", true) ? View.VISIBLE : View.GONE);
 
-        fillData();
-
         return goalsView;
     }
 
@@ -118,6 +116,8 @@ public class DashboardGoalsWidget extends AbstractDashboardWidget {
 
         @Override
         protected Void doInBackground(Void... params) {
+            final long nanoStart = System.nanoTime();
+
             int width = Resources.getSystem().getDisplayMetrics().widthPixels;
             int height = width;
             int barWidth = Math.round(height * 0.04f);
@@ -160,6 +160,11 @@ public class DashboardGoalsWidget extends AbstractDashboardWidget {
             paint.setStrokeWidth(barWidth);
             paint.setColor(color_light_sleep);
             canvas.drawArc(barMargin, barMargin, width - barMargin, height - barMargin, 270, 360 * dashboardData.getSleepMinutesGoalFactor(), false, paint);
+
+            final long nanoEnd = System.nanoTime();
+            final long executionTime = (nanoEnd - nanoStart) / 1000000;
+            LOG.debug("fillData for {} took {}ms", DashboardGoalsWidget.this.getClass().getSimpleName(), executionTime);
+
             return null;
         }
 

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardHrvWidget.java

@@ -0,0 +1,150 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.os.Bundle;
+
+import androidx.core.content.ContextCompat;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.Serializable;
+import java.util.List;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.model.HrvSummarySample;
+
+public class DashboardHrvWidget extends AbstractGaugeWidget {
+    private static final Logger LOG = LoggerFactory.getLogger(DashboardHrvWidget.class);
+
+    public DashboardHrvWidget() {
+        super(R.string.hrv, "hrvstatus");
+    }
+
+    public static DashboardHrvWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardHrvWidget fragment = new DashboardHrvWidget();
+        final Bundle args = new Bundle();
+        args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    protected boolean isSupportedBy(final GBDevice device) {
+        return device.getDeviceCoordinator().supportsHrvMeasurement();
+    }
+
+    @Override
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
+        final List<GBDevice> devices = getSupportedDevices(dashboardData);
+
+        HrvSummarySample latestSummary = null;
+
+        try (DBHandler dbHandler = GBApplication.acquireDB()) {
+            for (GBDevice dev : devices) {
+                final List<? extends HrvSummarySample> deviceLatestSummaries = dev.getDeviceCoordinator().getHrvSummarySampleProvider(dev, dbHandler.getDaoSession())
+                        .getAllSamples(dashboardData.timeFrom * 1000L, dashboardData.timeTo * 1000L);
+
+                if (!deviceLatestSummaries.isEmpty() && (latestSummary == null || latestSummary.getTimestamp() < deviceLatestSummaries.get(deviceLatestSummaries.size() - 1).getTimestamp())) {
+                    latestSummary = deviceLatestSummaries.get(deviceLatestSummaries.size() - 1);
+                }
+            }
+
+            final HrvData hrvData = new HrvData();
+
+            if (latestSummary != null) {
+                hrvData.weeklyAverage = latestSummary.getWeeklyAverage() != null ? latestSummary.getWeeklyAverage() : 0;
+                hrvData.lastNightAverage = latestSummary.getLastNightAverage() != null ? latestSummary.getLastNightAverage() : 0;
+                hrvData.lastNight5MinHigh = latestSummary.getLastNight5MinHigh() != null ? latestSummary.getLastNight5MinHigh() : 0;
+                hrvData.baselineLowUpper = latestSummary.getBaselineLowUpper() != null ? latestSummary.getBaselineLowUpper() : 0;
+                hrvData.baselineBalancedLower = latestSummary.getBaselineBalancedLower() != null ? latestSummary.getBaselineBalancedLower() : 0;
+                hrvData.baselineBalancedUpper = latestSummary.getBaselineBalancedUpper() != null ? latestSummary.getBaselineBalancedUpper() : 0;
+
+                dashboardData.put("hrv", hrvData);
+            }
+
+        } catch (final Exception e) {
+            LOG.error("Could not get hrv sample", e);
+        }
+    }
+
+    @Override
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
+        final int[] colors = new int[]{
+                ContextCompat.getColor(GBApplication.getContext(), R.color.hrv_status_low),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.hrv_status_unbalanced),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.hrv_status_balanced),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.hrv_status_unbalanced),
+        };
+
+        final float[] segments = new float[]{
+                0.125f, // low
+                0.125f, // unbalanced
+                0.5f, // normal
+                0.25f, // unbalanced
+        };
+
+        final HrvData hrvData = (HrvData) dashboardData.get("hrv");
+
+        final float value;
+        final String valueText;
+        if (hrvData != null && hrvData.weeklyAverage != 0 && hrvData.hasBaselines()) {
+            valueText = getString(R.string.hrv_status_unit, hrvData.weeklyAverage);
+
+            if (hrvData.weeklyAverage < hrvData.baselineLowUpper) {
+                value = 0.125f * (float) normalize(hrvData.weeklyAverage, 0f, hrvData.baselineLowUpper);
+            } else if (hrvData.weeklyAverage < hrvData.baselineBalancedLower) {
+                value = 0.125f + 0.125f * (float) normalize((float) hrvData.weeklyAverage, hrvData.baselineLowUpper, hrvData.baselineBalancedLower);
+            } else if (hrvData.weeklyAverage < hrvData.baselineBalancedUpper) {
+                value = 0.125f + 0.125f + 0.5f * (float) normalize((float) hrvData.weeklyAverage, hrvData.baselineBalancedLower, hrvData.baselineBalancedUpper);
+            } else {
+                value = 0.125f + 0.125f + 0.5f + 0.125f * (float) normalize((float) hrvData.weeklyAverage, hrvData.baselineBalancedUpper, 2 * hrvData.baselineBalancedUpper);
+            }
+        } else {
+            value = -1;
+            valueText = getString(R.string.stats_empty_value);
+        }
+
+        setText(valueText);
+        drawSegmentedGauge(
+                colors,
+                segments,
+                value,
+                false,
+                true
+        );
+    }
+
+    private static class HrvData implements Serializable {
+        private int weeklyAverage;
+        private int lastNightAverage;
+        private int lastNight5MinHigh;
+        private int baselineLowUpper;
+        private int baselineBalancedLower;
+        private int baselineBalancedUpper;
+        private int statusNum;
+
+        public boolean hasBaselines() {
+            return baselineLowUpper != 0 && baselineBalancedLower != 0 && baselineBalancedUpper != 0;
+        }
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardSleepWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,34 +16,22 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
 
-import android.os.AsyncTask;
 import android.os.Bundle;
-import android.util.TypedValue;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
 
-import org.slf4j.Logger;
+import java.util.Locale;
-import org.slf4j.LoggerFactory;
 
-import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
 
 /**
  * A simple {@link AbstractDashboardWidget} subclass.
  * Use the {@link DashboardSleepWidget#newInstance} factory method to
  * create an instance of this fragment.
  */
-public class DashboardSleepWidget extends AbstractDashboardWidget {
+public class DashboardSleepWidget extends AbstractGaugeWidget {
-    private static final Logger LOG = LoggerFactory.getLogger(DashboardSleepWidget.class);
-    private TextView sleepAmount;
-    private ImageView sleepGauge;
-
     public DashboardSleepWidget() {
-        // Required empty public constructor
+        super(R.string.menuitem_sleep, "sleep");
     }
 
     /**
@@ -53,69 +41,39 @@ public class DashboardSleepWidget extends AbstractDashboardWidget {
      * @param dashboardData An instance of DashboardFragment.DashboardData.
      * @return A new instance of fragment DashboardSleepWidget.
      */
-    public static DashboardSleepWidget newInstance(DashboardFragment.DashboardData dashboardData) {
+    public static DashboardSleepWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
-        DashboardSleepWidget fragment = new DashboardSleepWidget();
+        final DashboardSleepWidget fragment = new DashboardSleepWidget();
-        Bundle args = new Bundle();
+        final Bundle args = new Bundle();
         args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
         fragment.setArguments(args);
         return fragment;
     }
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+    protected boolean isSupportedBy(final GBDevice device) {
-        View fragmentView = inflater.inflate(R.layout.dashboard_widget_sleep, container, false);
+        return device.getDeviceCoordinator().supportsSleepMeasurement();
-        sleepAmount = fragmentView.findViewById(R.id.sleep_text);
-        sleepGauge = fragmentView.findViewById(R.id.sleep_gauge);
-
-        fillData();
-
-        return fragmentView;
     }
 
     @Override
-    public void onResume() {
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
-        super.onResume();
-        if (sleepAmount != null && sleepGauge != null) fillData();
-    }
-
-    @Override
-    protected void fillData() {
-        if (sleepGauge == null) return;
-        sleepGauge.post(new Runnable() {
-            @Override
-            public void run() {
-                FillDataAsyncTask myAsyncTask = new FillDataAsyncTask();
-                myAsyncTask.execute();
-            }
-        });
-    }
-
-    private class FillDataAsyncTask extends AsyncTask<Void, Void, Void> {
-        @Override
-        protected Void doInBackground(Void... params) {
         dashboardData.getSleepMinutesTotal();
         dashboardData.getSleepMinutesGoalFactor();
-            return null;
     }
 
     @Override
-        protected void onPostExecute(Void unused) {
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
-            super.onPostExecute(unused);
+        final long totalSleepMinutes = dashboardData.getSleepMinutesTotal();
-
+        final String valueText = String.format(
-            // Update text representation
+                Locale.ROOT,
-            long totalSleepMinutes = dashboardData.getSleepMinutesTotal();
+                "%d:%02d",
-            String sleepHours = String.format("%d", (int) Math.floor(totalSleepMinutes / 60f));
+                (int) Math.floor(totalSleepMinutes / 60f),
-            String sleepMinutes = String.format("%02d", (int) (totalSleepMinutes % 60f));
+                (int) (totalSleepMinutes % 60f)
-            sleepAmount.setText(sleepHours + ":" + sleepMinutes);
-
-            final int width = (int) TypedValue.applyDimension(
-                    TypedValue.COMPLEX_UNIT_DIP,
-                    150,
-                    GBApplication.getContext().getResources().getDisplayMetrics()
         );
 
-            // Draw gauge
+        setText(valueText);
-            sleepGauge.setImageBitmap(drawGauge(width, Math.round(width * 0.075f), color_light_sleep, dashboardData.getSleepMinutesGoalFactor()));
+        drawSimpleGauge(
-        }
+                color_light_sleep,
+                dashboardData.getSleepMinutesGoalFactor()
+        );
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardStepsWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -16,19 +16,8 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
 
-import android.os.AsyncTask;
 import android.os.Bundle;
-import android.util.TypedValue;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.R;
 import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
 
@@ -37,13 +26,9 @@ import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
  * Use the {@link DashboardStepsWidget#newInstance} factory method to
  * create an instance of this fragment.
  */
-public class DashboardStepsWidget extends AbstractDashboardWidget {
+public class DashboardStepsWidget extends AbstractGaugeWidget {
-    private static final Logger LOG = LoggerFactory.getLogger(DashboardStepsWidget.class);
-    private TextView stepsCount;
-    private ImageView stepsGauge;
-
     public DashboardStepsWidget() {
-        // Required empty public constructor
+        super(R.string.steps, "stepsweek");
     }
 
     /**
@@ -53,64 +38,26 @@ public class DashboardStepsWidget extends AbstractDashboardWidget {
      * @param dashboardData An instance of DashboardFragment.DashboardData.
      * @return A new instance of fragment DashboardStepsWidget.
      */
-    public static DashboardStepsWidget newInstance(DashboardFragment.DashboardData dashboardData) {
+    public static DashboardStepsWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
-        DashboardStepsWidget fragment = new DashboardStepsWidget();
+        final DashboardStepsWidget fragment = new DashboardStepsWidget();
-        Bundle args = new Bundle();
+        final Bundle args = new Bundle();
         args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
         fragment.setArguments(args);
         return fragment;
     }
 
     @Override
-    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
-        View fragmentView = inflater.inflate(R.layout.dashboard_widget_steps, container, false);
-        stepsCount = fragmentView.findViewById(R.id.steps_count);
-        stepsGauge = fragmentView.findViewById(R.id.steps_gauge);
-        fillData();
-        return fragmentView;
-    }
-
-    @Override
-    public void onResume() {
-        super.onResume();
-        if (stepsCount != null && stepsGauge != null) fillData();
-    }
-
-    @Override
-    protected void fillData() {
-        if (stepsGauge == null) return;
-        stepsGauge.post(new Runnable() {
-            @Override
-            public void run() {
-                FillDataAsyncTask myAsyncTask = new FillDataAsyncTask();
-                myAsyncTask.execute();
-            }
-        });
-    }
-
-    private class FillDataAsyncTask extends AsyncTask<Void, Void, Void> {
-        @Override
-        protected Void doInBackground(Void... params) {
         dashboardData.getStepsTotal();
         dashboardData.getStepsGoalFactor();
-            return null;
     }
 
     @Override
-        protected void onPostExecute(Void unused) {
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
-            super.onPostExecute(unused);
+        setText(String.valueOf(dashboardData.getStepsTotal()));
-
+        drawSimpleGauge(
-            // Update text representation
+                color_activity,
-            stepsCount.setText(String.valueOf(dashboardData.getStepsTotal()));
+                dashboardData.getStepsGoalFactor()
-
-            final int width = (int) TypedValue.applyDimension(
-                    TypedValue.COMPLEX_UNIT_DIP,
-                    150,
-                    GBApplication.getContext().getResources().getDisplayMetrics()
         );
-
-            // Draw gauge
-            stepsGauge.setImageBitmap(drawGauge(width, Math.round(width * 0.075f), color_activity, dashboardData.getStepsGoalFactor()));
-        }
     }
 }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardStressBreakdownWidget.java

@@ -0,0 +1,89 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.os.Bundle;
+
+import androidx.core.content.ContextCompat;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.data.DashboardStressData;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+
+public class DashboardStressBreakdownWidget extends AbstractGaugeWidget {
+    public DashboardStressBreakdownWidget() {
+        super(R.string.menuitem_stress, "stress");
+    }
+
+    public static DashboardStressBreakdownWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardStressBreakdownWidget fragment = new DashboardStressBreakdownWidget();
+        final Bundle args = new Bundle();
+        args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    protected boolean isSupportedBy(final GBDevice device) {
+        return device.getDeviceCoordinator().supportsStressMeasurement();
+    }
+
+    @Override
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
+        dashboardData.computeIfAbsent("stress", () -> DashboardStressData.compute(dashboardData));
+    }
+
+    @Override
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardStressData stressData = (DashboardStressData) dashboardData.get("stress");
+        if (stressData == null) {
+            drawSimpleGauge(0, -1);
+            return;
+        }
+
+        final int[] colors = new int[]{
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_relaxed),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_mild),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_moderate),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_high),
+        };
+
+        final float[] segments = new float[4];
+
+        int sum = 0;
+        for (final int stressTime : stressData.totalTime) {
+            sum += stressTime;
+        }
+        if (sum != 0) {
+            for (int i = 0; i < 4; i++) {
+                segments[i] = stressData.totalTime[i] / (float) sum;
+            }
+        }
+
+        setText(String.valueOf(stressData.value));
+
+        drawSegmentedGauge(
+                colors,
+                segments,
+                -1,
+                false,
+                true
+        );
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardStressSegmentedWidget.java

@@ -0,0 +1,96 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.os.Bundle;
+
+import androidx.core.content.ContextCompat;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.data.DashboardStressData;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+
+public class DashboardStressSegmentedWidget extends AbstractGaugeWidget {
+    public DashboardStressSegmentedWidget() {
+        super(R.string.menuitem_stress, "stress");
+    }
+
+    public static DashboardStressSegmentedWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardStressSegmentedWidget fragment = new DashboardStressSegmentedWidget();
+        final Bundle args = new Bundle();
+        args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    protected boolean isSupportedBy(final GBDevice device) {
+        return device.getDeviceCoordinator().supportsStressMeasurement();
+    }
+
+    @Override
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
+        dashboardData.computeIfAbsent("stress", () -> DashboardStressData.compute(dashboardData));
+    }
+
+    @Override
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
+        final int[] colors = new int[]{
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_relaxed),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_mild),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_moderate),
+                ContextCompat.getColor(GBApplication.getContext(), R.color.chart_stress_high),
+        };
+
+        final float[] segments;
+        final float value;
+        final String valueText;
+
+        final DashboardStressData stressData = (DashboardStressData) dashboardData.get("stress");
+
+        if (stressData != null) {
+            segments = new float[]{
+                    (stressData.ranges[1] - stressData.ranges[0]) / 100f,
+                    (stressData.ranges[2] - stressData.ranges[1]) / 100f,
+                    (stressData.ranges[3] - stressData.ranges[2]) / 100f,
+                    1 - stressData.ranges[2] / 100f,
+            };
+            value = stressData.value / 100f;
+            valueText = String.valueOf(stressData.value);
+        } else {
+            segments = new float[]{
+                    40 / 100f,
+                    20 / 100f,
+                    20 / 100f,
+                    20 / 100f,
+            };
+            value = -1;
+            valueText = GBApplication.getContext().getString(R.string.stats_empty_value);
+        }
+
+        setText(valueText);
+        drawSegmentedGauge(
+                colors,
+                segments,
+                value,
+                false,
+                true
+        );
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardStressSimpleWidget.java

@@ -0,0 +1,70 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard;
+
+import android.os.Bundle;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.charts.StressChartFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.dashboard.data.DashboardStressData;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+
+public class DashboardStressSimpleWidget extends AbstractGaugeWidget {
+    public DashboardStressSimpleWidget() {
+        super(R.string.menuitem_stress, "stress");
+    }
+
+    public static DashboardStressSimpleWidget newInstance(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardStressSimpleWidget fragment = new DashboardStressSimpleWidget();
+        final Bundle args = new Bundle();
+        args.putSerializable(ARG_DASHBOARD_DATA, dashboardData);
+        fragment.setArguments(args);
+        return fragment;
+    }
+
+    @Override
+    protected boolean isSupportedBy(final GBDevice device) {
+        return device.getDeviceCoordinator().supportsStressMeasurement();
+    }
+
+    @Override
+    protected void populateData(final DashboardFragment.DashboardData dashboardData) {
+        dashboardData.computeIfAbsent("stress", () -> DashboardStressData.compute(dashboardData));
+    }
+
+    @Override
+    protected void draw(final DashboardFragment.DashboardData dashboardData) {
+        final DashboardStressData stressData = (DashboardStressData) dashboardData.get("stress");
+        if (stressData == null) {
+            drawSimpleGauge(0, -1);
+            return;
+        }
+
+        final int color = StressChartFragment.StressType.fromStress(
+                stressData.value,
+                stressData.ranges
+        ).getColor(GBApplication.getContext());
+
+        final float value = stressData.value / 100f;
+        final String valueText = String.valueOf(stressData.value);
+
+        setText(valueText);
+        drawSimpleGauge(color, value);
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/DashboardTodayWidget.java

@@ -1,4 +1,4 @@
-/*  Copyright (C) 2023-2024 Arjan Schrijver
+/*  Copyright (C) 2023-2024 Arjan Schrijver, José Rebelo
 
     This file is part of Gadgetbridge.
 
@@ -122,9 +122,7 @@ public class DashboardTodayWidget extends AbstractDashboardWidget {
 
         legend.setVisibility(prefs.getBoolean("dashboard_widget_today_legend", true) ? View.VISIBLE : View.GONE);
 
-        if (dashboardData.generalizedActivities.isEmpty()) {
+        if (!dashboardData.generalizedActivities.isEmpty()) {
-            fillData();
-        } else {
             draw();
         }
 
@@ -147,7 +145,11 @@ public class DashboardTodayWidget extends AbstractDashboardWidget {
         int height = width;
         int barWidth = Math.round(width * 0.08f);
         int hourTextSp = Math.round(width * 0.024f);
-        float hourTextPixels = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, hourTextSp, requireContext().getResources().getDisplayMetrics());
+        float hourTextPixels = TypedValue.applyDimension(
+                TypedValue.COMPLEX_UNIT_SP,
+                hourTextSp,
+                GBApplication.getContext().getResources().getDisplayMetrics()
+        );
         float outerCircleMargin = mode_24h ? barWidth / 2f : barWidth / 2f + hourTextPixels * 1.3f;
         float innerCircleMargin = outerCircleMargin + barWidth * 1.3f;
         float degreeFactor = mode_24h ? 240 : 120;
@@ -168,7 +170,7 @@ public class DashboardTodayWidget extends AbstractDashboardWidget {
         }
 
         // Draw hours
-        boolean normalClock = DateFormat.is24HourFormat(getContext());
+        boolean normalClock = DateFormat.is24HourFormat(GBApplication.getContext());
         Map<Integer, String> hours = new HashMap<Integer, String>() {
             {
                 put(0, normalClock ? (mode_24h ? "0" : "12") : "12pm");
@@ -435,6 +437,8 @@ public class DashboardTodayWidget extends AbstractDashboardWidget {
 
         @Override
         protected Void doInBackground(Void... params) {
+            final long nanoStart = System.nanoTime();
+
             // Retrieve activity data
             dashboardData.generalizedActivities.clear();
             List<GBDevice> devices = GBApplication.app().getDeviceManager().getDevices();
@@ -476,16 +480,21 @@ public class DashboardTodayWidget extends AbstractDashboardWidget {
                 addActivity(session.getStartTime().getTime() / 1000, session.getEndTime().getTime() / 1000, ActivityKind.ACTIVITY);
             }
             createGeneralizedActivities();
+
+            final long nanoEnd = System.nanoTime();
+            final long executionTime = (nanoEnd - nanoStart) / 1000000;
+            LOG.debug("fillData for {} took {}ms", DashboardTodayWidget.this.getClass().getSimpleName(), executionTime);
+
             return null;
         }
 
         @Override
-        protected void onPostExecute(Void unused) {
+        protected void onPostExecute(final Void unused) {
             super.onPostExecute(unused);
             try {
                 draw();
-            } catch (IllegalStateException e) {
+            } catch (final Exception e) {
-                LOG.warn("calling draw() failed: " + e.getMessage());
+                LOG.error("calling draw() failed", e);
             }
         }
     }

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/dashboard/data/DashboardStressData.java

@@ -0,0 +1,85 @@
+/*  Copyright (C) 2024 José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.activities.dashboard.data;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.Serializable;
+import java.util.List;
+
+import nodomain.freeyourgadget.gadgetbridge.GBApplication;
+import nodomain.freeyourgadget.gadgetbridge.activities.DashboardFragment;
+import nodomain.freeyourgadget.gadgetbridge.activities.charts.StressChartFragment;
+import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.model.StressSample;
+
+public class DashboardStressData implements Serializable {
+    private static final Logger LOG = LoggerFactory.getLogger(DashboardStressData.class);
+
+    public int value;
+    public int[] ranges;
+    public int[] totalTime;
+
+    public static DashboardStressData compute(final DashboardFragment.DashboardData dashboardData) {
+        final List<GBDevice> devices = GBApplication.app().getDeviceManager().getDevices();
+
+        GBDevice stressDevice = null;
+        double averageStress = -1;
+
+        final int[] totalTime = new int[StressChartFragment.StressType.values().length];
+
+        try (DBHandler dbHandler = GBApplication.acquireDB()) {
+            for (GBDevice dev : devices) {
+                if ((dashboardData.showAllDevices || dashboardData.showDeviceList.contains(dev.getAddress())) && dev.getDeviceCoordinator().supportsStressMeasurement()) {
+                    final List<? extends StressSample> samples = dev.getDeviceCoordinator()
+                            .getStressSampleProvider(dev, dbHandler.getDaoSession())
+                            .getAllSamples(dashboardData.timeFrom * 1000L, dashboardData.timeTo * 1000L);
+
+                    if (!samples.isEmpty()) {
+                        stressDevice = dev;
+                        final int[] stressRanges = dev.getDeviceCoordinator().getStressRanges();
+                        averageStress = samples.stream()
+                                .mapToInt(StressSample::getStress)
+                                .peek(stress -> {
+                                    final StressChartFragment.StressType stressType = StressChartFragment.StressType.fromStress(stress, stressRanges);
+                                    if (stressType != StressChartFragment.StressType.UNKNOWN) {
+                                        totalTime[stressType.ordinal() - 1] += 60;
+                                    }
+                                })
+                                .average()
+                                .orElse(0);
+                    }
+                }
+            }
+        } catch (final Exception e) {
+            LOG.error("Could not compute stress", e);
+        }
+
+        if (stressDevice != null) {
+            final DashboardStressData stressData = new DashboardStressData();
+            stressData.value = (int) Math.round(averageStress);
+            stressData.ranges = stressDevice.getDeviceCoordinator().getStressRanges();
+            stressData.totalTime = totalTime;
+
+            return stressData;
+        }
+
+        return null;
+    }
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/adapter/NestedFragmentAdapter.java

@@ -1,3 +1,19 @@
+/*  Copyright (C) 2024 a0z, José Rebelo
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 package nodomain.freeyourgadget.gadgetbridge.adapter;
 
 import androidx.fragment.app.FragmentManager;
@@ -7,7 +23,7 @@ import java.util.List;
 import java.util.stream.Collectors;
 import nodomain.freeyourgadget.gadgetbridge.activities.AbstractGBFragment;
 
-abstract class NestedFragmentAdapter extends FragmentStateAdapter {
+public abstract class NestedFragmentAdapter extends FragmentStateAdapter {
     protected FragmentManager fragmentManager;
 
     public NestedFragmentAdapter(AbstractGBFragment fragment, FragmentManager childFragmentManager) {

app/src/main/res/layout/dashboard_widget_active_time.xml

@@ -1,42 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:gravity="center_vertical"
-    tools:context=".activities.dashboard.DashboardActiveTimeWidget">
-
-    <RelativeLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_margin="8dp"
-        android:orientation="vertical"
-        android:id="@+id/card_layout">
-
-        <ImageView
-            android:layout_width="150dp"
-            android:layout_height="75dp"
-            android:layout_centerHorizontal="true"
-            android:scaleType="fitStart"
-            android:id="@+id/activetime_gauge" />
-
-        <TextView
-            android:id="@+id/activetime_text"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="28dp"
-            android:layout_centerHorizontal="true"
-            android:text="0:00"
-            android:textSize="30dp" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_below="@+id/activetime_text"
-            android:layout_centerHorizontal="true"
-            android:text="@string/activity_list_summary_active_time" />
-
-    </RelativeLayout>
-
-</LinearLayout>

app/src/main/res/layout/dashboard_widget_generic_gauge.xml

@@ -1,41 +1,42 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:gravity="center_vertical"
-    tools:context=".activities.dashboard.DashboardDistanceWidget">
+    tools:context=".activities.dashboard.AbstractDashboardWidget">
 
     <RelativeLayout
+        android:id="@+id/card_layout"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_margin="8dp"
         android:orientation="vertical"
-        android:id="@+id/card_layout">
+        tools:ignore="UselessParent">
 
         <ImageView
+            android:id="@+id/gauge_bar"
             android:layout_width="150dp"
             android:layout_height="75dp"
             android:layout_centerHorizontal="true"
-            android:scaleType="fitStart"
+            android:scaleType="fitStart" />
-            android:id="@+id/distance_gauge" />
 
         <TextView
-            android:id="@+id/distance_text"
+            android:id="@+id/gauge_value"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
+            android:layout_centerHorizontal="true"
             android:layout_marginTop="28dp"
-            android:layout_centerHorizontal="true"
+            android:text="@string/stats_empty_value"
-            android:text="0.0km"
+            android:textSize="30sp" />
-            android:textSize="30dp" />
 
         <TextView
+            android:id="@+id/gauge_label"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_below="@+id/distance_text"
+            android:layout_below="@+id/gauge_value"
             android:layout_centerHorizontal="true"
-            android:text="@string/distance" />
+            android:text="@string/no_data" />
 
     </RelativeLayout>
 

app/src/main/res/layout/dashboard_widget_sleep.xml

@@ -1,42 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:gravity="center_vertical"
-    tools:context=".activities.dashboard.DashboardSleepWidget">
-
-    <RelativeLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_margin="8dp"
-        android:orientation="vertical"
-        android:id="@+id/card_layout">
-
-        <ImageView
-            android:layout_width="150dp"
-            android:layout_height="75dp"
-            android:layout_centerHorizontal="true"
-            android:scaleType="fitStart"
-            android:id="@+id/sleep_gauge" />
-
-        <TextView
-            android:id="@+id/sleep_text"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="28dp"
-            android:layout_centerHorizontal="true"
-            android:text="0:00"
-            android:textSize="30dp" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_below="@+id/sleep_text"
-            android:layout_centerHorizontal="true"
-            android:text="@string/menuitem_sleep" />
-
-    </RelativeLayout>
-
-</LinearLayout>

app/src/main/res/layout/dashboard_widget_steps.xml

@@ -1,42 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:gravity="center_vertical"
-    tools:context=".activities.dashboard.DashboardStepsWidget">
-
-    <RelativeLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_margin="8dp"
-        android:orientation="vertical"
-        android:id="@+id/card_layout">
-
-        <ImageView
-            android:layout_width="150dp"
-            android:layout_height="75dp"
-            android:layout_centerHorizontal="true"
-            android:scaleType="fitStart"
-            android:id="@+id/steps_gauge" />
-
-        <TextView
-            android:id="@+id/steps_count"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="28dp"
-            android:layout_centerHorizontal="true"
-            android:text="0"
-            android:textSize="30dp" />
-
-        <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_below="@+id/steps_count"
-            android:layout_centerHorizontal="true"
-            android:text="@string/steps" />
-
-    </RelativeLayout>
-
-</LinearLayout>

app/src/main/res/menu/dashboard_menu.xml

@@ -9,4 +9,10 @@
         android:title="@string/menuitem_calendar"
         app:iconTint="?attr/actionmenu_icon_color"
         app:showAsAction="ifRoom" />
+    <item
+        android:id="@+id/dashboard_settings"
+        android:icon="@drawable/ic_settings"
+        android:title="@string/dashboard_settings"
+        app:iconTint="?attr/actionmenu_icon_color"
+        app:showAsAction="never" />
 </menu>

app/src/main/res/values/arrays.xml

@@ -4167,6 +4167,11 @@
         <item>@string/distance</item>
         <item>@string/active_time</item>
         <item>@string/menuitem_sleep</item>
+        <item>@string/body_energy</item>
+        <item>@string/menuitem_stress_simple</item>
+        <item>@string/menuitem_stress_segmented</item>
+        <item>@string/menuitem_stress_breakdown</item>
+        <item>@string/hrv</item>
     </string-array>
 
     <string-array name="pref_dashboard_widgets_order_values">
@@ -4176,5 +4181,22 @@
         <item>distance</item>
         <item>activetime</item>
         <item>sleep</item>
+        <item>bodyenergy</item>
+        <item>stress_simple</item>
+        <item>stress_segmented</item>
+        <item>stress_breakdown</item>
+        <item>hrv</item>
+    </string-array>
+
+    <string-array name="pref_dashboard_widgets_order_default">
+        <item>today</item>
+        <item>goals</item>
+        <item>steps</item>
+        <item>distance</item>
+        <item>activetime</item>
+        <item>sleep</item>
+        <item>bodyenergy</item>
+        <item>stress_segmented</item>
+        <item>hrv</item>
     </string-array>
 </resources>

app/src/main/res/values/colors.xml

@@ -52,10 +52,11 @@
     <color name="hrv_status_poor" type="color">#be03fc</color>
     <color name="hrv_status_char_line_color" type="color">#d12a2a</color>
     <color name="body_energy_level_color" type="color">#5ac234</color>
+    <color name="body_energy_lost_color" type="color">#ff6c43</color>
     <color name="steps_color" type="color">#00c9bf</color>
 
     <color name="value_line_color" type="color">#858585</color>
-    <color name="gauge_line_color" type="color">#383838</color>
+    <color name="gauge_line_color" type="color">#19808080</color>
 
     <color name="alternate_row_background_light">#FFEDEDED</color>
     <color name="alternate_row_background_dark">#545254</color>

app/src/main/res/values/strings.xml

@@ -628,6 +628,8 @@
     <string name="android_pairing_hint">Use the Android Bluetooth pairing dialog to pair the device.</string>
     <string name="title_activity_mi_band_pairing">Pair your Mi Band</string>
     <string name="pairing">Pairing with %s…</string>
+    <string name="choose_device">Choose a device</string>
+    <string name="no_supported_devices_found">No supported devices found</string>
     <string name="pairing_creating_bond_with">"Creating bond with %1$s (%2$s)"</string>
     <string name="pairing_unable_to_pair_with">"Unable to pair with %1$s (%2$s)"</string>
     <string name="pairing_in_progress">Bonding in progress: %1$s (%2$s)</string>
@@ -1871,6 +1873,9 @@
     <string name="menuitem_more">More</string>
     <string name="menuitem_nfc">NFC</string>
     <string name="menuitem_stress">Stress</string>
+    <string name="menuitem_stress_simple">Stress (simple)</string>
+    <string name="menuitem_stress_segmented">Stress (segmented)</string>
+    <string name="menuitem_stress_breakdown">Stress (breakdown)</string>
     <string name="menuitem_pai">PAI</string>
     <string name="menuitem_hr">Heart Rate</string>
     <string name="menuitem_spo2">SpO2</string>

app/src/main/res/xml/dashboard_preferences.xml

@@ -20,7 +20,7 @@
             android:summary="@string/pref_dashboard_cards_summary"
             app:iconSpaceReserved="false" />
         <com.mobeta.android.dslv.DragSortListPreference
-            android:defaultValue="@array/pref_dashboard_widgets_order_values"
+            android:defaultValue="@array/pref_dashboard_widgets_order_default"
             android:dialogTitle="@string/menuitem_widgets"
             android:entries="@array/pref_dashboard_widgets_order"
             android:entryValues="@array/pref_dashboard_widgets_order_values"