add fragments (WIP)

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/CustodianDisplayFragment.java

@@ -0,0 +1,88 @@
+package org.briarproject.briar.android.darkcrystal;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+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.backup.creation.CreateBackupController;
+import org.briarproject.briar.android.contact.BaseContactListAdapter;
+import org.briarproject.briar.android.contactselection.BaseContactSelectorFragment;
+import org.briarproject.briar.android.contactselection.ContactDisplayAdapter;
+import org.briarproject.briar.android.contactselection.ContactSelectorController;
+import org.briarproject.briar.android.contactselection.SelectableContactItem;
+
+import javax.inject.Inject;
+
+import androidx.annotation.Nullable;
+
+import static java.util.Objects.requireNonNull;
+
+@MethodsNotNullByDefault
+@ParametersNotNullByDefault
+public class CustodianDisplayFragment extends BaseContactSelectorFragment<SelectableContactItem, ContactDisplayAdapter> {
+
+	public static final String TAG = CustodianDisplayFragment.class.getName();
+
+	@Inject
+	CreateBackupController controller;
+
+	public static CustodianDisplayFragment newInstance() {
+		Bundle args = new Bundle();
+		args.putInt(BaseContactSelectorFragment.ARG_LAYOUT, R.layout.list_with_headline);
+		CustodianDisplayFragment fragment = new CustodianDisplayFragment();
+		fragment.setArguments(args);
+
+		return fragment;
+	}
+
+	@Override
+	protected ContactDisplayAdapter getAdapter(Context context,
+			BaseContactListAdapter.OnContactClickListener<SelectableContactItem> listener) {
+		return new ContactDisplayAdapter(context, listener);
+	}
+
+	@Override
+	protected void onSelectionChanged() {
+
+	}
+
+	public View onCreateView(LayoutInflater inflater,
+			@javax.annotation.Nullable ViewGroup container,
+			@javax.annotation.Nullable Bundle savedInstanceState) {
+
+		View view = super.onCreateView(inflater, container, savedInstanceState);
+		TextView headline = view.findViewById(R.id.headline);
+		headline.setText(R.string.backup_created);
+		return view;
+	}
+
+	@Override
+	public void injectFragment(ActivityComponent component) {
+		component.inject(this);
+	}
+
+	@Override
+	public void onCreate(@Nullable Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		requireNonNull(getActivity()).setTitle(R.string.activity_name_distributed_backup);
+	}
+
+	@Override
+	protected ContactSelectorController<SelectableContactItem> getController() {
+		controller.setMax(5);
+		return controller;
+	}
+
+	@Override
+	public String getUniqueTag() {
+		return TAG;
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/CustodianSelectorFragment.java

@@ -0,0 +1,91 @@
+package org.briarproject.briar.android.darkcrystal;
+
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.widget.Toast;
+
+import org.briarproject.bramble.api.contact.ContactId;
+import org.briarproject.bramble.api.db.DbException;
+import org.briarproject.bramble.api.nullsafety.MethodsNotNullByDefault;
+import org.briarproject.bramble.api.nullsafety.ParametersNotNullByDefault;
+import org.briarproject.bramble.api.sync.GroupId;
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.backup.creation.CreateBackupController;
+import org.briarproject.briar.android.contactselection.BaseContactSelectorAdapter;
+import org.briarproject.briar.android.contactselection.ContactSelectorController;
+import org.briarproject.briar.android.contactselection.ContactSelectorFragment;
+import org.briarproject.briar.android.contactselection.SelectableContactItem;
+import org.briarproject.briar.android.controller.handler.ResultExceptionHandler;
+
+import java.util.Collection;
+
+import javax.inject.Inject;
+
+import androidx.annotation.Nullable;
+
+import static java.util.Objects.requireNonNull;
+
+@MethodsNotNullByDefault
+@ParametersNotNullByDefault
+public class CustodianSelectorFragment extends ContactSelectorFragment {
+
+	public static final String TAG = CustodianSelectorFragment.class.getName();
+
+	@Inject
+	CreateBackupController controller;
+
+	public static CustodianSelectorFragment newInstance() {
+		Bundle args = new Bundle();
+		CustodianSelectorFragment fragment = new CustodianSelectorFragment();
+		fragment.setArguments(args);
+
+		return fragment;
+	}
+
+	@Override
+	public void injectFragment(ActivityComponent component) {
+		component.inject(this);
+	}
+
+	@Override
+	public void onCreate(@Nullable Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		requireNonNull(getActivity()).setTitle(R.string.title_select_custodians);
+	}
+
+	@Override
+	protected ContactSelectorController<SelectableContactItem> getController() {
+		return controller;
+	}
+
+	@Override
+	public String getUniqueTag() {
+		return TAG;
+	}
+
+	@Override
+	protected void onSelectionChanged() {
+		super.onSelectionChanged();
+		if (menu == null) return;
+		MenuItem item = menu.findItem(R.id.action_contacts_selected);
+		if (item == null) return;
+
+		BaseContactSelectorAdapter a = adapter;
+		selectedContacts = a.getSelectedContactIds();
+
+		int n = selectedContacts.size();
+		int min = 2;
+		boolean enough = n >= min;
+
+		item.setVisible(enough);
+		if (n == 0) {
+			Toast.makeText(getContext(), String.format(getString(R.string.select_at_least_n_contacts), min),
+					Toast.LENGTH_SHORT).show();
+		} else if (n < min) {
+			Toast.makeText(getContext(), String.format(getString(R.string.select_at_least_n_more_contacts), min - n),
+					Toast.LENGTH_SHORT).show();
+		}
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/DistributedBackupActivity.java

@@ -0,0 +1,57 @@
+package org.briarproject.briar.android.socialbackup;
+
+import android.os.Bundle;
+import android.widget.Toast;
+
+import androidx.fragment.app.FragmentTransaction;
+
+import org.briarproject.bramble.api.contact.ContactId;
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.activity.BriarActivity;
+import org.briarproject.briar.android.contactselection.ContactSelectorListener;
+import org.briarproject.briar.android.fragment.BaseFragment;
+
+import java.util.Collection;
+
+public class DistributedBackupActivity extends BriarActivity implements
+		BaseFragment.BaseFragmentListener, ContactSelectorListener,
+		ThresholdDefinedListener, ShardsSentDismissedListener {
+
+	@Override
+	public void injectActivity(ActivityComponent component) {
+		component.inject(this);
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_distributed_backup);
+
+		CustodianSelectorFragment fragment =
+				CustodianSelectorFragment.newInstance();
+
+		showInitialFragment(fragment);
+	}
+
+	@Override
+	public void contactsSelected(Collection<ContactId> contacts) {
+		Toast.makeText(this,
+				String.format("selected %d contacts", contacts.size()),
+				Toast.LENGTH_SHORT).show();
+
+		ThresholdSelectorFragment fragment = new ThresholdSelectorFragment();
+		showNextFragment(fragment);
+	}
+
+	@Override
+	public void thresholdDefined() {
+		ShardsSentFragment fragment = new ShardsSentFragment();
+		showNextFragment(fragment);
+	}
+
+	@Override
+	public void shardsSentDismissed() {
+		finish();
+	}
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/OldDistributedBackupActivity.java

@@ -0,0 +1,39 @@
+package org.briarproject.briar.android.darkcrystal;
+
+import android.os.Bundle;
+import android.widget.Toast;
+
+import org.briarproject.bramble.api.contact.ContactId;
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.activity.BriarActivity;
+import org.briarproject.briar.android.contactselection.ContactSelectorListener;
+import org.briarproject.briar.android.fragment.BaseFragment;
+
+import java.util.Collection;
+
+public class OldDistributedBackupActivity extends BriarActivity
+		implements BaseFragment.BaseFragmentListener, ContactSelectorListener {
+
+	@Override
+	public void injectActivity(ActivityComponent component) {
+		component.inject(this);
+	}
+
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_distributed_backup);
+
+		CustodianDisplayFragment fragment =
+				CustodianDisplayFragment.newInstance();
+
+		showInitialFragment(fragment);
+	}
+
+	@Override
+	public void contactsSelected(Collection<ContactId> contacts) {
+		// do nothing
+	}
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/ShardsSentDismissedListener.java

@@ -0,0 +1,10 @@
+package org.briarproject.briar.android.socialbackup;
+
+import androidx.annotation.UiThread;
+
+public interface ShardsSentDismissedListener {
+
+	@UiThread
+	void shardsSentDismissed();
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/ShardsSentFragment.java

@@ -0,0 +1,65 @@
+package org.briarproject.briar.android.socialbackup;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.fragment.BaseFragment;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import static java.util.Objects.requireNonNull;
+
+public class ShardsSentFragment extends BaseFragment {
+
+    public static final String TAG = ShardsSentFragment.class.getName();
+
+    protected ShardsSentDismissedListener listener;
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        requireActivity().setTitle(R.string.title_distributed_backup);
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_shards_sent,
+                container, false);
+
+        Button button = view.findViewById(R.id.button);
+        button.setOnClickListener(e -> {
+            listener.shardsSentDismissed();
+        });
+
+        return view;
+    }
+
+    @Override
+    public void onAttach(Context context) {
+        super.onAttach(context);
+        listener = (ShardsSentDismissedListener) context;
+    }
+
+
+    @Override
+    public String getUniqueTag() {
+        return TAG;
+    }
+
+    @Override
+    public void injectFragment(ActivityComponent component) {
+        component.inject(this);
+    }
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/ThresholdDefinedListener.java

@@ -0,0 +1,10 @@
+package org.briarproject.briar.android.socialbackup;
+
+import androidx.annotation.UiThread;
+
+public interface ThresholdDefinedListener {
+
+	@UiThread
+	void thresholdDefined();
+
+}

briar-android/src/main/java/org/briarproject/briar/android/socialbackup/ThresholdSelectorFragment.java

@@ -0,0 +1,125 @@
+package org.briarproject.briar.android.socialbackup;
+
+import android.content.Context;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.SeekBar;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import org.briarproject.briar.R;
+import org.briarproject.briar.android.activity.ActivityComponent;
+import org.briarproject.briar.android.contactselection.ContactSelectorListener;
+import org.briarproject.briar.android.fragment.BaseFragment;
+
+import static java.util.Objects.requireNonNull;
+
+public class ThresholdSelectorFragment extends BaseFragment {
+
+    public static final String TAG = ThresholdSelectorFragment.class.getName();
+
+    protected ThresholdDefinedListener listener;
+
+    private SeekBar seekBar;
+    private ImageView image;
+    private TextView message;
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        requireNonNull(getActivity()).setTitle(R.string.title_define_threshold);
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_select_threshold,
+                container, false);
+
+        seekBar = view.findViewById(R.id.seekBar);
+        image = view.findViewById(R.id.imageView);
+        message = view.findViewById(R.id.textViewMessage);
+
+        seekBar.setMax(2);
+        seekBar.setOnSeekBarChangeListener(new SeekBarListener());
+        seekBar.setProgress(1);
+
+        return view;
+    }
+
+    @Override
+    public void onAttach(Context context) {
+        super.onAttach(context);
+        listener = (ThresholdDefinedListener) context;
+    }
+
+
+    @Override
+    public String getUniqueTag() {
+        return TAG;
+    }
+
+    @Override
+    public void injectFragment(ActivityComponent component) {
+        component.inject(this);
+    }
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        inflater.inflate(R.menu.define_threshold_actions, menu);
+        super.onCreateOptionsMenu(menu, inflater);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.action_threshold_defined:
+                listener.thresholdDefined();
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+
+    private class SeekBarListener implements SeekBar.OnSeekBarChangeListener {
+
+        @Override
+        public void onProgressChanged(SeekBar seekBar, int progress,
+                boolean fromUser) {
+            // progress can be 0, 1, 2
+            int drawable = R.drawable.ic_pie_2_of_5;
+            switch (progress) {
+                case 1:
+                    drawable = R.drawable.ic_pie_3_of_5;
+                    break;
+                case 2:
+                    drawable = R.drawable.ic_pie_4_of_5;
+                    break;
+            }
+            int text = progress < 1 ? R.string.threshold_insecure : R.string.threshold_secure;
+            image.setImageDrawable(getContext().getResources().getDrawable(drawable));
+            message.setText(text);
+        }
+
+        @Override
+        public void onStartTrackingTouch(SeekBar seekBar) {
+            // do nothing
+        }
+
+        @Override
+        public void onStopTrackingTouch(SeekBar seekBar) {
+            // do nothing
+        }
+
+    }
+
+}

briar-android/src/main/res/drawable/ic_baseline_done_outline_24.xml

@@ -0,0 +1,5 @@
+<vector android:height="24dp" android:tint="#29C400"
+    android:viewportHeight="24" android:viewportWidth="24"
+    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M19.77,5.03l1.4,1.4L8.43,19.17l-5.6,-5.6 1.4,-1.4 4.2,4.2L19.77,5.03m0,-2.83L8.43,13.54l-4.2,-4.2L0,13.57 8.43,22 24,6.43 19.77,2.2z"/>
+</vector>

briar-android/src/main/res/drawable/ic_pie_2_of_3.xml

@@ -0,0 +1,39 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="223.98288dp"
+    android:height="224.54811dp"
+    android:viewportWidth="223.98288"
+    android:viewportHeight="224.54811">
+  <path
+      android:pathData="m217.071,117.837a100,100 0,0 1,-50 86.603,100 100,0 0,1 -100,0l50,-86.603z"
+      android:strokeAlpha="0.967625"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"
+      android:fillAlpha="0.967625"/>
+  <path
+      android:pathData="M61.997,200.214A100,100 0,0 1,11.997 113.611,100 100,0 0,1 61.997,27.009l50,86.602z"
+      android:strokeAlpha="0.967625"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"
+      android:fillAlpha="0.967625"/>
+  <path
+      android:pathData="m67.272,24.388a100,100 0,0 1,100 -0,100 100,0 0,1 50,86.602l-100,0z"
+      android:strokeAlpha="0.967625"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"
+      android:fillAlpha="0.967625"/>
+  <path
+      android:pathData="m206.574,108.346a100,100 0,0 1,-50 86.603,100 100,0 0,1 -100,0l50,-86.603z"
+      android:strokeWidth="3"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M51.5,190.723A100,100 0,0 1,1.5 104.12,100 100,0 0,1 51.5,17.518l50,86.602z"
+      android:strokeWidth="3"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="m56.775,14.897a100,100 0,0 1,100 -0,100 100,0 0,1 50,86.602l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+</vector>

briar-android/src/main/res/drawable/ic_pie_2_of_5.xml

@@ -0,0 +1,56 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="227.09961dp"
+    android:height="229.26584dp"
+    android:viewportWidth="227.09961"
+    android:viewportHeight="229.26584">
+  <path
+      android:pathData="m221.061,121.69a100,100 0,0 1,-69.098 95.106L121.061,121.69Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M145.01,218.923A100,100 0,0 1,33.207 182.596l80.902,-58.779z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M27.939,175.395A100,100 0,0 1,27.939 57.838L108.841,116.616Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M32.639,50.913A100,100 0,0 1,144.442 14.586L113.54,109.691Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m152.553,17.698a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m213.717,113.504a100,100 0,0 1,-69.098 95.106l-30.902,-95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M137.667,210.738A100,100 0,0 1,25.863 174.411L106.765,115.632Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M20.596,167.209A100,100 0,0 1,20.596 49.652L101.497,108.431Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M25.295,42.727A100,100 0,0 1,137.098 6.4l-30.902,95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="m145.21,9.512a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+</vector>

briar-android/src/main/res/drawable/ic_pie_3_of_5.xml

@@ -0,0 +1,56 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="227.09961dp"
+    android:height="229.26584dp"
+    android:viewportWidth="227.09961"
+    android:viewportHeight="229.26584">
+  <path
+      android:pathData="m221.061,121.69a100,100 0,0 1,-69.098 95.106L121.061,121.69Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M145.01,218.923A100,100 0,0 1,33.207 182.596l80.902,-58.779z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M27.939,175.395A100,100 0,0 1,27.939 57.838L108.841,116.616Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M32.639,50.913A100,100 0,0 1,144.442 14.586L113.54,109.691Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m152.553,17.698a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m213.717,113.504a100,100 0,0 1,-69.098 95.106l-30.902,-95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M137.667,210.738A100,100 0,0 1,25.863 174.411L106.765,115.632Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M20.596,167.209A100,100 0,0 1,20.596 49.652L101.497,108.431Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M25.295,42.727A100,100 0,0 1,137.098 6.4l-30.902,95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="m145.21,9.512a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+</vector>

briar-android/src/main/res/drawable/ic_pie_4_of_5.xml

@@ -0,0 +1,56 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="227.09961dp"
+    android:height="229.26584dp"
+    android:viewportWidth="227.09961"
+    android:viewportHeight="229.26584">
+  <path
+      android:pathData="m221.061,121.69a100,100 0,0 1,-69.098 95.106L121.061,121.69Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M145.01,218.923A100,100 0,0 1,33.207 182.596l80.902,-58.779z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M27.939,175.395A100,100 0,0 1,27.939 57.838L108.841,116.616Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="M32.639,50.913A100,100 0,0 1,144.442 14.586L113.54,109.691Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m152.553,17.698a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#b3b3b3"
+      android:strokeColor="#00000000"/>
+  <path
+      android:pathData="m213.717,113.504a100,100 0,0 1,-69.098 95.106l-30.902,-95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M137.667,210.738A100,100 0,0 1,25.863 174.411L106.765,115.632Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#800080"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M20.596,167.209A100,100 0,0 1,20.596 49.652L101.497,108.431Z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="M25.295,42.727A100,100 0,0 1,137.098 6.4l-30.902,95.106z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+  <path
+      android:pathData="m145.21,9.512a100,100 0,0 1,69.098 95.106l-100,0z"
+      android:strokeWidth="3.00011"
+      android:fillColor="#ff00ff"
+      android:strokeColor="#000000"/>
+</vector>

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

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/fragmentContainer"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+</androidx.constraintlayout.widget.ConstraintLayout>

briar-android/src/main/res/layout/activity_preview_recovery_custodian1.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_help_recover"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_custodian_explainer" />
+
+</LinearLayout>

briar-android/src/main/res/layout/activity_preview_recovery_custodian2.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_help_recover"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_custodian_error_explainer" />
+
+</LinearLayout>

briar-android/src/main/res/layout/activity_preview_recovery_owner1.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_recovery_mode"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_owner_explainer" />
+
+</LinearLayout>

briar-android/src/main/res/layout/activity_preview_recovery_owner2.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_recovery_mode"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_owner_error_explainer" />
+
+</LinearLayout>

briar-android/src/main/res/layout/activity_preview_recovery_owner3.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_recovery_mode"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_owner_main" />
+
+</LinearLayout>

briar-android/src/main/res/layout/activity_preview_recovery_owner4.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/title_recovery_mode"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_recovery_owner_recovering" />
+
+</LinearLayout>

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

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/setup_title"
+		app:titleTextColor="@android:color/white" />
+
+	<include layout="@layout/fragment_start" />
+
+</LinearLayout>

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

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:fitsSystemWindows="true"
+	android:orientation="vertical">
+
+	<androidx.appcompat.widget.Toolbar
+		android:id="@+id/toolbar"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:background="?attr/colorPrimary"
+		android:minHeight="?attr/actionBarSize"
+		app:title="@string/setup_title"
+		app:titleTextColor="@android:color/white" />
+
+</LinearLayout>

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

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/margin_large"
+    android:paddingTop="@dimen/margin_medium"
+    android:paddingRight="@dimen/margin_large"
+    android:paddingBottom="@dimen/margin_medium">
+
+    <Button
+        android:id="@+id/button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="@string/backup_done_dismiss"
+        android:textSize="24sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView2" />
+
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:gravity="center"
+        android:text="@string/recovery_account_recovered"
+        android:textSize="30sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView2" />
+
+    <ImageView
+        android:id="@+id/imageView2"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginStart="32dp"
+        android:layout_marginLeft="32dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="32dp"
+        android:layout_marginRight="32dp"
+        app:layout_constraintDimensionRatio="1:1"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/ic_baseline_done_outline_24" />
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,130 @@
+<?xml version="1.0" encoding="utf-8"?>
+<ScrollView 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="match_parent">
+
+	<LinearLayout
+		android:id="@+id/linearLayout"
+		android:layout_width="match_parent"
+		android:layout_height="match_parent"
+		android:orientation="vertical"
+		android:paddingLeft="@dimen/margin_large"
+		android:paddingTop="@dimen/margin_medium"
+		android:paddingRight="@dimen/margin_large"
+		android:paddingBottom="@dimen/margin_medium">
+
+		<TextView
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="Backup creation" />
+
+		<Button
+			android:id="@+id/buttonSelectThreshold"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Select Threshold" />
+
+		<Button
+			android:id="@+id/buttonShardsSent"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Shards sent" />
+
+		<TextView
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="Setup" />
+
+		<Button
+			android:id="@+id/buttonWelcome"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Welcome" />
+
+		<TextView
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="Recovery from secrect owner's point of view" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryExplainer"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Explainer" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryReceivedShard"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Shard received" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryMain1"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Main (0 shards)" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryMain2"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Main (1 shard)" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryMain3"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Recovering account…" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryAccountRecovered"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Account recovered" />
+
+		<Button
+			android:id="@+id/buttonOwnerRecoveryErrorExplainer"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Error" />
+
+		<TextView
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:text="Recovery from custodian's point of view" />
+
+		<Button
+			android:id="@+id/buttonCustodianRecoveryExplainer"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Explainer" />
+
+		<Button
+			android:id="@+id/buttonCustodianRecoveryErrorExplainer"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Error" />
+
+		<Button
+			android:id="@+id/buttonCustodianRecoveryDone"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:drawableLeft="@drawable/ic_security"
+			android:text="Done" />
+
+	</LinearLayout>
+</ScrollView>

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

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium">
+
+	<TextView
+		android:id="@+id/textView2"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="16dp"
+		android:gravity="center"
+		android:text="@string/custodian_shard_sent"
+		android:textSize="30sp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/imageView2" />
+
+	<ImageView
+		android:id="@+id/imageView2"
+		android:layout_width="match_parent"
+		android:layout_height="0dp"
+		android:layout_marginStart="32dp"
+		android:layout_marginLeft="32dp"
+		android:layout_marginTop="8dp"
+		android:layout_marginEnd="32dp"
+		android:layout_marginRight="32dp"
+		app:layout_constraintDimensionRatio="1:1"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent"
+		app:srcCompat="@drawable/ic_baseline_done_outline_24" />
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,60 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_custodian2">
+
+	<TextView
+		android:id="@+id/textView1"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/custodian_recovery_failed_to_send"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<ImageView
+		android:id="@+id/imageView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView1"
+		app:srcCompat="@drawable/qr_code_error" />
+
+	<TextView
+		android:id="@+id/textView2"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_helpful_suggestions"
+		android:textSize="24sp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+	<Button
+		android:id="@+id/button"
+		android:layout_marginTop="24dp"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:text="@string/recovery_retry"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView2" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_custodian1">
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/custodian_recovery_explainer"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<ImageView
+		android:id="@+id/imageView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView"
+		app:srcCompat="@drawable/qr_code_intro" />
+
+	<Button
+		android:id="@+id/button"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:text="@string/custodian_scan_code"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_owner2">
+
+	<TextView
+		android:id="@+id/textView1"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_failed_to_receive"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent" />
+
+	<ImageView
+		android:id="@+id/imageView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView1"
+		app:srcCompat="@drawable/qr_code_error" />
+
+	<TextView
+		android:id="@+id/textView2"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_helpful_suggestions"
+		android:textSize="24sp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+	<Button
+		android:id="@+id/button"
+		android:layout_marginTop="24dp"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:text="@string/recovery_retry"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView2" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_owner1">
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_explainer"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<ImageView
+		android:id="@+id/imageView"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textView"
+		app:srcCompat="@drawable/qr_code_intro" />
+
+	<Button
+		android:id="@+id/button"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:text="@string/recovery_begin"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_owner3">
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_recovered_shards"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<TextView
+		android:id="@+id/textViewShardCount"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="0"
+		android:textSize="24sp"
+		app:layout_constraintTop_toBottomOf="@+id/textView"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<Button
+		android:id="@+id/button"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:text="@string/recovery_scan_qr_code"
+		app:layout_constraintBottom_toBottomOf="parent"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintHorizontal_bias="0.0"
+		app:layout_constraintStart_toStartOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:ignore="VectorDrawableCompat"
+	tools:showIn="@layout/activity_preview_recovery_owner4">
+
+	<TextView
+		android:id="@+id/textView"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_recovered_shards"
+		android:textSize="24sp"
+		app:layout_constraintTop_toTopOf="parent"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<TextView
+		android:id="@+id/textViewShardCount"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="3"
+		android:textSize="24sp"
+		app:layout_constraintTop_toBottomOf="@+id/textView"
+		tools:layout_editor_absoluteX="16dp" />
+
+	<ProgressBar
+		android:id="@+id/progressBar"
+		android:layout_width="wrap_content"
+		android:layout_height="wrap_content"
+		android:layout_gravity="center"
+		android:layout_marginTop="144dp"
+		android:indeterminate="true"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/textViewShardCount" />
+
+	<TextView
+		android:id="@+id/textView3"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:layout_marginTop="24dp"
+		android:gravity="center"
+		android:text="@string/recovery_recovering_account"
+		android:textSize="24sp"
+		app:layout_constraintTop_toBottomOf="@+id/progressBar" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/margin_large"
+    android:paddingTop="@dimen/margin_medium"
+    android:paddingRight="@dimen/margin_large"
+    android:paddingBottom="@dimen/margin_medium">
+
+    <TextView
+        android:id="@+id/title_threshold"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:text="@string/threshold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <SeekBar
+        android:id="@+id/seekBar"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:max="5"
+        android:paddingTop="10dp"
+        android:progress="3"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/title_threshold" />
+
+    <ImageView
+        android:id="@+id/imageView"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginTop="24dp"
+        app:layout_constraintDimensionRatio="1:1"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/seekBar"
+        app:srcCompat="@drawable/ic_pie_2_of_5" />
+
+    <TextView
+        android:id="@+id/textViewMessage"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="@string/threshold_secure"
+        android:textSize="16dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/margin_large"
+    android:paddingTop="@dimen/margin_medium"
+    android:paddingRight="@dimen/margin_large"
+    android:paddingBottom="@dimen/margin_medium">
+
+    <Button
+        android:id="@+id/button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="@string/backup_done_dismiss"
+        android:textSize="24sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView2" />
+
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:gravity="center"
+        android:text="@string/recovery_shard_received"
+        android:textSize="30sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView2" />
+
+    <ImageView
+        android:id="@+id/imageView2"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginStart="32dp"
+        android:layout_marginLeft="32dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="32dp"
+        android:layout_marginRight="32dp"
+        app:layout_constraintDimensionRatio="1:1"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/ic_baseline_done_outline_24" />
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/margin_large"
+    android:paddingTop="@dimen/margin_medium"
+    android:paddingRight="@dimen/margin_large"
+    android:paddingBottom="@dimen/margin_medium">
+
+    <Button
+        android:id="@+id/button"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="32dp"
+        android:text="@string/backup_done_dismiss"
+        android:textSize="24sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView2" />
+
+    <TextView
+        android:id="@+id/textView2"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:text="@string/backup_done_info"
+        android:gravity="center"
+        android:textSize="30sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView2" />
+
+    <ImageView
+        android:id="@+id/imageView2"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_marginStart="32dp"
+        android:layout_marginLeft="32dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="32dp"
+        android:layout_marginRight="32dp"
+        app:layout_constraintDimensionRatio="1:1"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/ic_baseline_done_outline_24" />
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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/linearLayout"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	android:paddingLeft="@dimen/margin_large"
+	android:paddingTop="@dimen/margin_medium"
+	android:paddingRight="@dimen/margin_large"
+	android:paddingBottom="@dimen/margin_medium"
+	tools:showIn="@layout/activity_preview_welcome">
+
+	<Button
+		android:id="@+id/buttonSelectThreshold"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:drawableLeft="@drawable/ic_contacts"
+		android:text="@string/setup_new_account"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toTopOf="parent" />
+
+	<Button
+		android:id="@+id/buttonShardsSent"
+		android:layout_width="match_parent"
+		android:layout_height="wrap_content"
+		android:drawableLeft="@drawable/ic_repeat"
+		android:text="@string/setup_restore_account"
+		app:layout_constraintEnd_toEndOf="parent"
+		app:layout_constraintStart_toStartOf="parent"
+		app:layout_constraintTop_toBottomOf="@+id/buttonSelectThreshold" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <CheckBox
+        android:id="@+id/checkBox"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Bob"
+        tools:text="@sample/names.json/names/short_names/name" />
+
+</LinearLayout>

briar-android/src/main/res/menu/define_threshold_actions.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<menu
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto">
+
+	<item
+		android:id="@+id/action_threshold_defined"
+		android:icon="@drawable/ic_check_white"
+		android:title="@string/threshold_defined"
+		app:showAsAction="always"/>
+
+</menu>

briar-android/src/main/res/values/strings_mockups.xml

@@ -0,0 +1,82 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+	<!-- launcher icons, package name, activity name in manifest -->
+
+	<string name="app_name" translatable="false">Briar Dark Crystal</string>
+	<string name="app_package" translatable="false">org.briarproject.briar.android.darkcrystalmockups.debug</string>
+
+	<string name="activity_name_mockups">Briar Mockups</string>
+	<string name="activity_name_distributed_backup">Social Backup</string>
+	<string name="activity_name_old_distributed_backup">Old Social Backup</string>
+
+	<!-- settings -->
+
+	<string name="pref_distributed_backup_title">Social backup</string>
+	<string name="pref_distributed_backup_summary">Backup your account using trusted contacts</string>
+
+	<string name="pref_distributed_old_backup_title">Old Social backup</string>
+	<string name="pref_distributed_old_backup_summary">Information about your most recent social backup</string>
+
+	<!-- backup procedure -->
+
+	<string name="select_custodians">Select Trusted Contacts:</string>
+
+	<string name="select_at_least_n_contacts">Please select at least %d contacts</string>
+	<string name="select_at_least_n_more_contacts">Please select at least %d more contacts</string>
+
+	<string name="threshold">The minimum number of trusted contacts needed to restore your account:</string>
+	<string name="threshold_secure">Secure</string>
+	<string name="threshold_insecure">Insecure – higher threshold recommended</string>
+	<!-- the next one does only appear when long-pressing the submit arrow in the app bar-->
+	<string name="threshold_defined">Choose Threshold</string>
+
+	<string name="backup_done_info">Backup pieces sent to trusted contacts</string>
+	<string name="backup_done_dismiss">Got it</string>
+
+	<string name="backup_created">Backup created 1/6/2020</string>
+
+	<!-- mockups -->
+
+	<string name="title_mockups">Briar DC Mockups</string>
+
+	<!-- mockups -->
+
+	<string name="title_distributed_backup">Social Backup</string>
+
+	<!-- titles for the app bar -->
+
+	<string name="title_select_custodians">Select Trusted Contacts</string>
+	<string name="title_define_threshold">Choose Threshold</string>
+	<string name="title_recovery_mode">Recovery Mode</string>
+	<string name="title_help_recover">Help recover account</string>
+
+	<!-- setup screen -->
+
+	<string name="setup_new_account">Create new account</string>
+	<string name="setup_restore_account">Restore account from backup</string>
+
+	<!-- recovery from the secret owner's POV -->
+
+	<string name="recovery_explainer">You need to meet your trusted contacts in-person to receive pieces by scanning QR codes</string>
+	<string name="recovery_begin">Begin</string>
+	<string name="recovery_failed_to_receive">Failed to receive backup piece</string>
+	<string name="recovery_helpful_suggestions">Please check that bluetooth is swtiched on and that no-one but your trusted contact is able to scan the QR code</string>
+	<string name="recovery_retry">Retry</string>
+	<string name="recovery_recovered_shards">Recovered backup pieces:</string>
+	<string name="recovery_scan_qr_code">Scan QR code</string>
+	<string name="recovery_recovering_account">Recovering account…</string>
+	<string name="recovery_shard_received">Account backup piece received</string>
+	<string name="recovery_account_recovered">Account recovered</string>
+
+	<!-- recovery from the custodian's POV -->
+
+	<string name="custodian_recovery_explainer">You need to meet Alice in-person to transfer backup piece</string>
+	<string name="custodian_recovery_failed_to_send">Failed to send backup piece</string>
+	<string name="custodian_scan_code">Scan code</string>
+	<string name="custodian_shard_sent">Account backup piece transmitted</string>
+
+	<!-- conversation menu item -->
+
+	<string name="help_recover_account">Help recover account</string>
+</resources>