Move avatar layout into own preference

which is only shown on main settings fragment

briar-android/src/main/java/org/briarproject/briar/android/AndroidComponent.java

@@ -39,6 +39,7 @@ import org.briarproject.briar.android.login.SignInReminderReceiver;
 import org.briarproject.briar.android.settings.ConnectionsFragment;
 import org.briarproject.briar.android.settings.NotificationsFragment;
 import org.briarproject.briar.android.settings.SecurityFragment;
+import org.briarproject.briar.android.settings.SettingsFragment;
 import org.briarproject.briar.android.view.EmojiTextInputView;
 import org.briarproject.briar.api.android.AndroidNotificationManager;
 import org.briarproject.briar.api.android.DozeWatchdog;
@@ -197,6 +198,8 @@ public interface AndroidComponent
 
 	void inject(BriarModelLoader briarModelLoader);
 
+	void inject(SettingsFragment settingsFragment);
+
 	void inject(ConnectionsFragment connectionsFragment);
 
 	void inject(SecurityFragment securityFragment);

briar-android/src/main/java/org/briarproject/briar/android/settings/AvatarPreference.java

@@ -0,0 +1,45 @@
+package org.briarproject.briar.android.settings;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.TextView;
+
+import org.briarproject.briar.R;
+
+import androidx.annotation.Nullable;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceViewHolder;
+import de.hdodenhof.circleimageview.CircleImageView;
+
+import static org.briarproject.briar.android.view.AuthorView.setAvatar;
+
+public class AvatarPreference extends Preference {
+
+	@Nullable
+	private OwnIdentityInfo info;
+
+	public AvatarPreference(Context context, AttributeSet attrs) {
+		super(context, attrs);
+		setLayoutResource(R.layout.preference_avatar);
+	}
+
+	@Override
+	public void onBindViewHolder(PreferenceViewHolder holder) {
+		super.onBindViewHolder(holder);
+		View v = holder.itemView;
+		if (info != null) {
+			TextView textViewUserName = v.findViewById(R.id.username);
+			CircleImageView imageViewAvatar = v.findViewById(R.id.avatarImage);
+			textViewUserName.setText(info.getLocalAuthor().getName());
+			setAvatar(imageViewAvatar, info.getLocalAuthor().getId(),
+					info.getAuthorInfo());
+		}
+	}
+
+	void setOwnIdentityInfo(OwnIdentityInfo info) {
+		this.info = info;
+		notifyChanged();
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsActivity.java

@@ -1,55 +1,31 @@
 package org.briarproject.briar.android.settings;
 
-import android.content.Intent;
-import android.net.Uri;
 import android.os.Bundle;
 import android.view.MenuItem;
-import android.view.View;
-import android.widget.TextView;
-import android.widget.Toast;
 
-import org.briarproject.bramble.api.FeatureFlags;
 import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
 import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
 import org.briarproject.briar.R;
 import org.briarproject.briar.android.activity.ActivityComponent;
 import org.briarproject.briar.android.activity.BriarActivity;
-import org.briarproject.briar.android.util.UiUtils;
-import org.briarproject.briar.android.view.AuthorView;
-
-import javax.inject.Inject;
 
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.ActionBar;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentFactory;
 import androidx.fragment.app.FragmentManager;
-import androidx.lifecycle.ViewModelProvider;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.PreferenceFragmentCompat.OnPreferenceStartFragmentCallback;
-import de.hdodenhof.circleimageview.CircleImageView;
-
-import static android.widget.Toast.LENGTH_LONG;
-import static org.briarproject.briar.android.activity.RequestCodes.REQUEST_AVATAR_IMAGE;
 
 @MethodsNotNullByDefault
 @ParametersNotNullByDefault
 public class SettingsActivity extends BriarActivity
 		implements OnPreferenceStartFragmentCallback {
 
-	@Inject
-	ViewModelProvider.Factory viewModelFactory;
-	@Inject
-	FeatureFlags featureFlags;
-
-	private SettingsViewModel settingsViewModel;
-
 	@Override
 	public void injectActivity(ActivityComponent component) {
 		component.inject(this);
-		settingsViewModel = new ViewModelProvider(this, viewModelFactory)
-				.get(SettingsViewModel.class);
 	}
 
 	@Override
@@ -63,33 +39,6 @@ public class SettingsActivity extends BriarActivity
 		}
 
 		setContentView(R.layout.activity_settings);
-
-		if (featureFlags.shouldEnableProfilePictures()) {
-			TextView textViewUserName = findViewById(R.id.username);
-			CircleImageView imageViewAvatar =
-					findViewById(R.id.avatarImage);
-
-			settingsViewModel.getOwnIdentityInfo().observe(this, us -> {
-				textViewUserName.setText(us.getLocalAuthor().getName());
-				AuthorView.setAvatar(imageViewAvatar,
-						us.getLocalAuthor().getId(), us.getAuthorInfo());
-			});
-
-			settingsViewModel.getSetAvatarFailed()
-					.observeEvent(this, failed -> {
-						if (failed) {
-							Toast.makeText(this,
-									R.string.change_profile_picture_failed_message,
-									LENGTH_LONG).show();
-						}
-					});
-
-			View avatarGroup = findViewById(R.id.avatarGroup);
-			avatarGroup.setOnClickListener(e -> selectAvatarImage());
-		} else {
-			View view = findViewById(R.id.avatarGroup);
-			view.setVisibility(View.GONE);
-		}
 	}
 
 	@Override
@@ -101,32 +50,6 @@ public class SettingsActivity extends BriarActivity
 		return false;
 	}
 
-	private void selectAvatarImage() {
-		Intent intent = UiUtils.createSelectImageIntent(false);
-		startActivityForResult(intent, REQUEST_AVATAR_IMAGE);
-	}
-
-	@Override
-	protected void onActivityResult(int request, int result,
-			@Nullable Intent data) {
-		super.onActivityResult(request, result, data);
-
-		if (request == REQUEST_AVATAR_IMAGE && result == RESULT_OK) {
-			onAvatarImageReceived(data);
-		}
-	}
-
-	private void onAvatarImageReceived(@Nullable Intent resultData) {
-		if (resultData == null) return;
-		Uri uri = resultData.getData();
-		if (uri == null) return;
-
-		ConfirmAvatarDialogFragment dialog =
-				ConfirmAvatarDialogFragment.newInstance(uri);
-		dialog.show(getSupportFragmentManager(),
-				ConfirmAvatarDialogFragment.TAG);
-	}
-
 	@Override
 	public boolean onPreferenceStartFragment(PreferenceFragmentCompat caller,
 			Preference pref) {

briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsFragment.java

@@ -1,17 +1,31 @@
 package org.briarproject.briar.android.settings;
 
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
+import android.view.View;
 
 import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
 import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
 import org.briarproject.briar.R;
 
+import javax.inject.Inject;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.DialogFragment;
+import androidx.lifecycle.ViewModelProvider;
 import androidx.preference.Preference;
 import androidx.preference.PreferenceFragmentCompat;
 import androidx.preference.PreferenceGroup;
 
+import static android.app.Activity.RESULT_OK;
 import static java.util.Objects.requireNonNull;
+import static org.briarproject.briar.android.AppModule.getAndroidComponent;
 import static org.briarproject.briar.android.TestingConstants.IS_DEBUG_BUILD;
+import static org.briarproject.briar.android.activity.RequestCodes.REQUEST_AVATAR_IMAGE;
+import static org.briarproject.briar.android.util.UiUtils.createSelectImageIntent;
 import static org.briarproject.briar.android.util.UiUtils.triggerFeedback;
 
 @MethodsNotNullByDefault
@@ -20,35 +34,88 @@ public class SettingsFragment extends PreferenceFragmentCompat {
 
 	public static final String SETTINGS_NAMESPACE = "android-ui";
 
+	private static final String PREF_KEY_AVATAR = "pref_key_avatar";
+	private static final String PREF_KEY_FEEDBACK = "pref_key_send_feedback";
+	private static final String PREF_KEY_DEV = "pref_key_dev";
+	private static final String PREF_KEY_EXPLODE = "pref_key_explode";
+
+	@Inject
+	ViewModelProvider.Factory viewModelFactory;
+
+	private SettingsViewModel viewModel;
+	private AvatarPreference prefAvatar;
+
+	@Override
+	public void onAttach(@NonNull Context context) {
+		super.onAttach(context);
+		getAndroidComponent(context).inject(this);
+		viewModel = new ViewModelProvider(requireActivity(), viewModelFactory)
+				.get(SettingsViewModel.class);
+	}
+
 	@Override
 	public void onCreatePreferences(Bundle bundle, String s) {
 		addPreferencesFromResource(R.xml.settings);
 
+		prefAvatar = requireNonNull(findPreference(PREF_KEY_AVATAR));
+		if (viewModel.shouldEnableProfilePictures()) {
+			prefAvatar.setOnPreferenceClickListener(preference -> {
+				Intent intent = createSelectImageIntent(false);
+				startActivityForResult(intent, REQUEST_AVATAR_IMAGE);
+				return true;
+			});
+		} else {
+			prefAvatar.setVisible(false);
+		}
+
 		Preference prefFeedback =
-				requireNonNull(findPreference("pref_key_send_feedback"));
+				requireNonNull(findPreference(PREF_KEY_FEEDBACK));
 		prefFeedback.setOnPreferenceClickListener(preference -> {
 			triggerFeedback(requireContext());
 			return true;
 		});
 
-		Preference explode = requireNonNull(findPreference("pref_key_explode"));
+		Preference explode = requireNonNull(findPreference(PREF_KEY_EXPLODE));
 		if (IS_DEBUG_BUILD) {
 			explode.setOnPreferenceClickListener(preference -> {
 				throw new RuntimeException("Boom!");
 			});
 		} else {
-			explode.setVisible(false);
+			PreferenceGroup dev = requireNonNull(findPreference(PREF_KEY_DEV));
-			findPreference("pref_key_test_data").setVisible(false);
+			dev.setVisible(false);
-			PreferenceGroup testing = explode.getParent();
-			if (testing == null) throw new AssertionError();
-			testing.setVisible(false);
 		}
 	}
 
+	@Override
+	public void onViewCreated(@NonNull View view,
+			@Nullable Bundle savedInstanceState) {
+		super.onViewCreated(view, savedInstanceState);
+
+		viewModel.getOwnIdentityInfo().observe(getViewLifecycleOwner(), us ->
+				prefAvatar.setOwnIdentityInfo(us)
+		);
+	}
+
 	@Override
 	public void onStart() {
 		super.onStart();
 		requireActivity().setTitle(R.string.settings_button);
 	}
 
+	@Override
+	public void onActivityResult(int request, int result,
+			@Nullable Intent data) {
+		super.onActivityResult(request, result, data);
+		if (request == REQUEST_AVATAR_IMAGE && result == RESULT_OK) {
+			if (data == null) return;
+			Uri uri = data.getData();
+			if (uri == null) return;
+
+			DialogFragment dialog =
+					ConfirmAvatarDialogFragment.newInstance(uri);
+			dialog.show(getParentFragmentManager(),
+					ConfirmAvatarDialogFragment.TAG);
+		}
+	}
+
 }

briar-android/src/main/java/org/briarproject/briar/android/settings/SettingsViewModel.java

@@ -3,7 +3,9 @@ package org.briarproject.briar.android.settings;
 import android.app.Application;
 import android.content.ContentResolver;
 import android.net.Uri;
+import android.widget.Toast;
 
+import org.briarproject.bramble.api.FeatureFlags;
 import org.briarproject.bramble.api.db.DatabaseExecutor;
 import org.briarproject.bramble.api.db.DbException;
 import org.briarproject.bramble.api.db.TransactionManager;
@@ -29,8 +31,6 @@ import org.briarproject.briar.R;
 import org.briarproject.briar.android.attachment.UnsupportedMimeTypeException;
 import org.briarproject.briar.android.attachment.media.ImageCompressor;
 import org.briarproject.briar.android.viewmodel.DbViewModel;
-import org.briarproject.briar.android.viewmodel.LiveEvent;
-import org.briarproject.briar.android.viewmodel.MutableLiveEvent;
 import org.briarproject.briar.api.avatar.AvatarManager;
 import org.briarproject.briar.api.identity.AuthorInfo;
 import org.briarproject.briar.api.identity.AuthorManager;
@@ -45,6 +45,7 @@ import javax.inject.Inject;
 import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
 
+import static android.widget.Toast.LENGTH_LONG;
 import static java.util.Arrays.asList;
 import static java.util.logging.Level.WARNING;
 import static java.util.logging.Logger.getLogger;
@@ -75,6 +76,7 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 	private final AuthorManager authorManager;
 	private final ImageCompressor imageCompressor;
 	private final Executor ioExecutor;
+	private final FeatureFlags featureFlags;
 
 	final SettingsStore settingsStore;
 	final TorSummaryProvider torSummaryProvider;
@@ -85,8 +87,6 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 
 	private final MutableLiveData<OwnIdentityInfo> ownIdentityInfo =
 			new MutableLiveData<>();
-	private final MutableLiveEvent<Boolean> setAvatarFailed =
-			new MutableLiveEvent<>();
 	private final MutableLiveData<Boolean> screenLockEnabled =
 			new MutableLiveData<>();
 	private final MutableLiveData<String> screenLockTimeout =
@@ -106,7 +106,8 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 			ImageCompressor imageCompressor,
 			LocationUtils locationUtils,
 			CircumventionProvider circumventionProvider,
-			@IoExecutor Executor ioExecutor) {
+			@IoExecutor Executor ioExecutor,
+			FeatureFlags featureFlags) {
 		super(application, dbExecutor, lifecycleManager, db, androidExecutor);
 		this.settingsManager = settingsManager;
 		this.identityManager = identityManager;
@@ -115,6 +116,7 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 		this.avatarManager = avatarManager;
 		this.authorManager = authorManager;
 		this.ioExecutor = ioExecutor;
+		this.featureFlags = featureFlags;
 		this.settingsStore = new SettingsStore(settingsManager, dbExecutor,
 				SETTINGS_NAMESPACE);
 		torSummaryProvider = new TorSummaryProvider(getApplication(),
@@ -126,7 +128,7 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 
 		eventBus.addListener(this);
 		loadSettings();
-		loadOwnIdentityInfo();
+		if (shouldEnableProfilePictures()) loadOwnIdentityInfo();
 	}
 
 	@Override
@@ -154,6 +156,10 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 		});
 	}
 
+	boolean shouldEnableProfilePictures() {
+		return featureFlags.shouldEnableProfilePictures();
+	}
+
 	private void loadOwnIdentityInfo() {
 		runOnDbThread(() -> {
 			try {
@@ -206,7 +212,7 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 				trySetAvatar(uri);
 			} catch (IOException e) {
 				logException(LOG, WARNING, e);
-				setAvatarFailed.postEvent(true);
+				onSetAvatarFailed();
 			}
 		});
 	}
@@ -230,17 +236,19 @@ class SettingsViewModel extends DbViewModel implements EventListener {
 				loadOwnIdentityInfo();
 			} catch (IOException | DbException e) {
 				logException(LOG, WARNING, e);
-				setAvatarFailed.postEvent(true);
+				onSetAvatarFailed();
 			}
 		});
 	}
 
-	LiveData<OwnIdentityInfo> getOwnIdentityInfo() {
+	private void onSetAvatarFailed() {
-		return ownIdentityInfo;
+		Toast.makeText(getApplication(),
+				R.string.change_profile_picture_failed_message,
+				LENGTH_LONG).show();
 	}
 
-	LiveEvent<Boolean> getSetAvatarFailed() {
+	LiveData<OwnIdentityInfo> getOwnIdentityInfo() {
-		return setAvatarFailed;
+		return ownIdentityInfo;
 	}
 
 	LiveData<Boolean> getScreenLockEnabled() {

briar-android/src/main/res/drawable/ic_feedback.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+	android:width="24dp"
+	android:height="24dp"
+	android:tint="?android:attr/textColorPrimary"
+	android:viewportWidth="24"
+	android:viewportHeight="24">
+	<path
+		android:fillColor="@android:color/white"
+		android:pathData="M20,2L4,2c-1.1,0 -1.99,0.9 -1.99,2L2,22l4,-4h14c1.1,0 2,-0.9 2,-2L22,4c0,-1.1 -0.9,-2 -2,-2zM13,14h-2v-2h2v2zM13,10h-2L11,6h2v4z" />
+</vector>

briar-android/src/main/res/layout/activity_settings.xml

@@ -1,78 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.fragment.app.FragmentContainerView xmlns:android="http://schemas.android.com/apk/res/android"
 	xmlns:app="http://schemas.android.com/apk/res-auto"
-	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/fragmentContainer"
+	android:name="org.briarproject.briar.android.settings.SettingsFragment"
 	android:layout_width="match_parent"
-	android:layout_height="match_parent">
+	android:layout_height="match_parent"
-
+	app:layout_behavior="@string/appbar_scrolling_view_behavior" />
-	<com.google.android.material.appbar.AppBarLayout
-		android:layout_width="match_parent"
-		android:layout_height="wrap_content">
-
-		<androidx.constraintlayout.widget.ConstraintLayout
-			android:id="@+id/avatarGroup"
-			android:layout_width="match_parent"
-			android:layout_height="wrap_content"
-			app:layout_scrollFlags="scroll">
-
-			<de.hdodenhof.circleimageview.CircleImageView
-				android:id="@+id/avatarImage"
-				style="@style/BriarAvatar"
-				android:layout_width="@dimen/listitem_picture_size"
-				android:layout_height="@dimen/listitem_picture_size"
-				android:layout_margin="16dp"
-				app:layout_constraintBottom_toBottomOf="parent"
-				app:layout_constraintStart_toStartOf="parent"
-				app:layout_constraintTop_toTopOf="parent"
-				tools:src="@mipmap/ic_launcher_round" />
-
-			<TextView
-				android:id="@+id/username"
-				android:layout_width="0dp"
-				android:layout_height="wrap_content"
-				android:layout_marginStart="16dp"
-				android:layout_marginLeft="16dp"
-				android:layout_marginTop="16dp"
-				android:layout_marginEnd="16dp"
-				android:layout_marginRight="16dp"
-				android:paddingStart="@dimen/margin_medium"
-				android:paddingEnd="@dimen/margin_medium"
-				android:textColor="@color/briar_text_primary_inverse"
-				android:textSize="@dimen/text_size_medium"
-				app:layout_constraintBottom_toTopOf="@+id/avatarExplanation"
-				app:layout_constraintEnd_toEndOf="parent"
-				app:layout_constraintStart_toEndOf="@+id/avatarImage"
-				app:layout_constraintTop_toTopOf="parent"
-				app:layout_constraintVertical_chainStyle="packed"
-				tools:text="username" />
-
-			<TextView
-				android:id="@+id/avatarExplanation"
-				android:layout_width="0dp"
-				android:layout_height="wrap_content"
-				android:layout_marginStart="16dp"
-				android:layout_marginLeft="16dp"
-				android:layout_marginEnd="16dp"
-				android:layout_marginRight="16dp"
-				android:layout_marginBottom="16dp"
-				android:paddingStart="@dimen/margin_medium"
-				android:paddingEnd="@dimen/margin_medium"
-				android:text="@string/change_profile_picture"
-				android:textColor="@color/briar_text_secondary_inverse"
-				android:textSize="@dimen/text_size_small"
-				app:layout_constraintBottom_toBottomOf="parent"
-				app:layout_constraintEnd_toEndOf="parent"
-				app:layout_constraintStart_toEndOf="@+id/avatarImage"
-				app:layout_constraintTop_toBottomOf="@+id/username" />
-		</androidx.constraintlayout.widget.ConstraintLayout>
-
-	</com.google.android.material.appbar.AppBarLayout>
-
-	<androidx.fragment.app.FragmentContainerView
-		android:id="@+id/fragmentContainer"
-		android:name="org.briarproject.briar.android.settings.SettingsFragment"
-		android:layout_width="match_parent"
-		android:layout_height="match_parent"
-		app:layout_behavior="@string/appbar_scrolling_view_behavior" />
-
-</androidx.coordinatorlayout.widget.CoordinatorLayout>

briar-android/src/main/res/layout/preference_avatar.xml

@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.appbar.AppBarLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:layout_width="match_parent"
+	android:layout_height="wrap_content"
+	tools:layout_width="800dp"
+	tools:layout_height="75dp">
+
+	<androidx.constraintlayout.widget.ConstraintLayout
+		android:id="@+id/avatarGroup"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		app:layout_scrollFlags="scroll">
+
+		<de.hdodenhof.circleimageview.CircleImageView
+			android:id="@+id/avatarImage"
+			style="@style/BriarAvatar"
+			android:layout_width="@dimen/listitem_picture_size"
+			android:layout_height="@dimen/listitem_picture_size"
+			android:layout_margin="16dp"
+			app:layout_constraintBottom_toBottomOf="parent"
+			app:layout_constraintStart_toStartOf="parent"
+			app:layout_constraintTop_toTopOf="parent"
+			tools:src="@mipmap/ic_launcher_round" />
+
+		<TextView
+			android:id="@+id/username"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_marginStart="16dp"
+			android:layout_marginLeft="16dp"
+			android:layout_marginTop="16dp"
+			android:layout_marginEnd="16dp"
+			android:layout_marginRight="16dp"
+			android:paddingStart="@dimen/margin_medium"
+			android:paddingEnd="@dimen/margin_medium"
+			android:textColor="@color/briar_text_primary_inverse"
+			android:textSize="@dimen/text_size_medium"
+			app:layout_constraintBottom_toTopOf="@+id/avatarExplanation"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toEndOf="@+id/avatarImage"
+			app:layout_constraintTop_toTopOf="parent"
+			app:layout_constraintVertical_chainStyle="packed"
+			tools:text="username" />
+
+		<TextView
+			android:id="@+id/avatarExplanation"
+			android:layout_width="0dp"
+			android:layout_height="wrap_content"
+			android:layout_marginStart="16dp"
+			android:layout_marginLeft="16dp"
+			android:layout_marginEnd="16dp"
+			android:layout_marginRight="16dp"
+			android:layout_marginBottom="16dp"
+			android:paddingStart="@dimen/margin_medium"
+			android:paddingEnd="@dimen/margin_medium"
+			android:text="@string/change_profile_picture"
+			android:textColor="@color/briar_text_secondary_inverse"
+			android:textSize="@dimen/text_size_small"
+			app:layout_constraintBottom_toBottomOf="parent"
+			app:layout_constraintEnd_toEndOf="parent"
+			app:layout_constraintStart_toEndOf="@+id/avatarImage"
+			app:layout_constraintTop_toBottomOf="@+id/username" />
+
+	</androidx.constraintlayout.widget.ConstraintLayout>
+
+</com.google.android.material.appbar.AppBarLayout>

briar-android/src/main/res/xml/settings.xml

@@ -2,6 +2,8 @@
 <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
 	xmlns:app="http://schemas.android.com/apk/res-auto">
 
+	<org.briarproject.briar.android.settings.AvatarPreference android:key="pref_key_avatar" />
+
 	<Preference
 		android:title="@string/display_settings_title"
 		app:fragment="org.briarproject.briar.android.settings.DisplayFragment"
@@ -24,9 +26,11 @@
 
 	<Preference
 		android:key="pref_key_send_feedback"
-		android:title="@string/send_feedback" />
+		android:title="@string/send_feedback"
+		app:icon="@drawable/ic_feedback" />
 
 	<PreferenceCategory
+		android:key="pref_key_dev"
 		android:layout="@layout/preferences_category"
 		android:title="Developer Options"
 		app:allowDividerAbove="true">