Merge pull request #776 from theimpulson/menu

Switch to toolbar APIs for working with menu

app/src/main/java/com/stevesoltys/seedvault/settings/AboutDialogFragment.kt

@@ -11,6 +11,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.TextView
+import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.Fragment
 import com.stevesoltys.seedvault.R
 import com.stevesoltys.seedvault.transport.backup.PackageService
@@ -41,12 +42,11 @@ class AboutDialogFragment : Fragment() {
         contributorsView.movementMethod = linkMovementMethod
         orgsView.movementMethod = linkMovementMethod
 
+        v.requireViewById<Toolbar>(R.id.toolbar).setNavigationOnClickListener {
+            requireActivity().onBackPressedDispatcher.onBackPressed()
+        }
+
         return v
     }
 
-    override fun onStart() {
-        super.onStart()
-        activity?.setTitle(R.string.about_title)
-    }
-
 }

app/src/main/java/com/stevesoltys/seedvault/settings/AppStatusFragment.kt

@@ -7,14 +7,13 @@ package com.stevesoltys.seedvault.settings
 
 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.View.INVISIBLE
 import android.view.View.VISIBLE
 import android.view.ViewGroup
 import android.widget.ProgressBar
+import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
@@ -32,7 +31,6 @@ class AppStatusFragment : Fragment(), AppStatusToggleListener {
     private val layoutManager = LinearLayoutManager(context)
     private val adapter = AppStatusAdapter(this)
 
-    private lateinit var appEditMenuItem: MenuItem
     private lateinit var list: RecyclerView
     private lateinit var progressBar: ProgressBar
 
@@ -41,7 +39,6 @@ class AppStatusFragment : Fragment(), AppStatusToggleListener {
         container: ViewGroup?,
         savedInstanceState: Bundle?,
     ): View {
-        setHasOptionsMenu(true)
         val v: View = inflater.inflate(R.layout.fragment_app_status, container, false)
 
         progressBar = v.requireViewById(R.id.progressBar)
@@ -53,7 +50,17 @@ class AppStatusFragment : Fragment(), AppStatusToggleListener {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        activity?.setTitle(R.string.settings_backup_status_title)
+        val toolbar = view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            setOnMenuItemClickListener(::onMenuItemSelected)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
+
+        viewModel.appEditMode.observe(viewLifecycleOwner) { enabled ->
+            toolbar.menu.findItem(R.id.edit_app_blacklist)?.isChecked = enabled
+            adapter.setEditMode(enabled)
+        }
 
         list.apply {
             layoutManager = this@AppStatusFragment.layoutManager
@@ -67,24 +74,12 @@ class AppStatusFragment : Fragment(), AppStatusToggleListener {
         }
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+    private fun onMenuItemSelected(item: MenuItem): Boolean = when (item.itemId) {
-        super.onCreateOptionsMenu(menu, inflater)
-        inflater.inflate(R.menu.app_status_menu, menu)
-        appEditMenuItem = menu.findItem(R.id.edit_app_blacklist)
-
-        // observe edit mode changes here where we are sure to have the MenuItem
-        viewModel.appEditMode.observe(viewLifecycleOwner) { enabled ->
-            appEditMenuItem.isChecked = enabled
-            adapter.setEditMode(enabled)
-        }
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
         R.id.edit_app_blacklist -> {
             viewModel.setEditMode(!item.isChecked)
             true
         }
-        else -> super.onOptionsItemSelected(item)
+        else -> false
     }
 
     override fun onAppStatusToggled(status: AppStatus) {

app/src/main/java/com/stevesoltys/seedvault/settings/ExpertSettingsFragment.kt

@@ -7,7 +7,9 @@ package com.stevesoltys.seedvault.settings
 
 import android.app.backup.IBackupManager
 import android.os.Bundle
+import android.view.View
 import androidx.activity.result.contract.ActivityResultContracts.CreateDocument
+import androidx.appcompat.widget.Toolbar
 import androidx.preference.Preference
 import androidx.preference.Preference.OnPreferenceChangeListener
 import androidx.preference.PreferenceFragmentCompat
@@ -66,9 +68,19 @@ class ExpertSettingsFragment : PreferenceFragmentCompat() {
         }
     }
 
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            title = getString(R.string.settings_expert_title)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
+    }
+
     override fun onStart() {
         super.onStart()
-        activity?.setTitle(R.string.settings_expert_title)
         apkBackup.isEnabled = backupManager.isBackupEnabled
     }
 }

app/src/main/java/com/stevesoltys/seedvault/settings/SchedulingFragment.kt

@@ -8,6 +8,7 @@ package com.stevesoltys.seedvault.settings
 import android.content.SharedPreferences
 import android.os.Bundle
 import android.view.View
+import androidx.appcompat.widget.Toolbar
 import androidx.preference.ListPreference
 import androidx.preference.Preference
 import androidx.preference.PreferenceCategory
@@ -39,6 +40,13 @@ class SchedulingFragment : PreferenceFragmentCompat(),
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            title = getString(R.string.settings_backup_scheduling_title)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
+
         val storage = backendManager.backendProperties
         if (storage?.isUsb == true) {
             findPreference<PreferenceCategory>("scheduling_category_conditions")?.isEnabled = false
@@ -60,12 +68,6 @@ class SchedulingFragment : PreferenceFragmentCompat(),
         }
     }
 
-    override fun onStart() {
-        super.onStart()
-
-        activity?.setTitle(R.string.settings_backup_scheduling_title)
-    }
-
     override fun onResume() {
         super.onResume()
         settingsManager.registerOnSharedPreferenceChangeListener(this)

app/src/main/java/com/stevesoltys/seedvault/settings/SettingsActivity.kt

@@ -30,9 +30,6 @@ class SettingsActivity : RequireProvisioningActivity(), OnPreferenceStartFragmen
 
         setContentView(R.layout.activity_fragment_container)
 
-        setSupportActionBar(requireViewById(R.id.toolbar))
-        supportActionBar!!.setDisplayHomeAsUpEnabled(true)
-
         if (savedInstanceState == null && viewModel.isFirstStart) {
             // let user choose whether to restore on first start
             FirstRunFragment().show(supportFragmentManager, null)

app/src/main/java/com/stevesoltys/seedvault/settings/SettingsFragment.kt

@@ -11,12 +11,11 @@ import android.os.Bundle
 import android.os.PowerManager
 import android.os.RemoteException
 import android.util.Log
-import android.view.Menu
-import android.view.MenuInflater
 import android.view.MenuItem
 import android.view.View
 import android.widget.Toast
 import android.widget.Toast.LENGTH_LONG
+import androidx.appcompat.widget.Toolbar
 import androidx.preference.Preference
 import androidx.preference.Preference.OnPreferenceChangeListener
 import androidx.preference.PreferenceFragmentCompat
@@ -53,9 +52,6 @@ class SettingsFragment : PreferenceFragmentCompat() {
     private lateinit var backupStorage: TwoStatePreference
     private lateinit var backupRecoveryCode: Preference
 
-    private var menuBackupNow: MenuItem? = null
-    private var menuRestore: MenuItem? = null
-
     private val backendProperties: BackendProperties<*>?
         get() = backendManager.backendProperties
 
@@ -63,7 +59,6 @@ class SettingsFragment : PreferenceFragmentCompat() {
         permitDiskReads {
             setPreferencesFromResource(R.xml.settings, rootKey)
         }
-        setHasOptionsMenu(true)
 
         backup = findPreference("backup")!!
         backup.onPreferenceChangeListener = OnPreferenceChangeListener { _, newValue ->
@@ -141,6 +136,20 @@ class SettingsFragment : PreferenceFragmentCompat() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        val toolbar = view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            title = getString(R.string.backup)
+            inflateMenu(R.menu.settings_menu)
+            setOnMenuItemClickListener(::onMenuItemSelected)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
+
+        viewModel.backupPossible.observe(viewLifecycleOwner) { possible ->
+            toolbar.menu.findItem(R.id.action_backup)?.isEnabled = possible
+            toolbar.menu.findItem(R.id.action_restore)?.isEnabled = possible
+        }
+
         viewModel.lastBackupTime.observe(viewLifecycleOwner) { time ->
             setAppBackupStatusSummary(time)
         }
@@ -157,9 +166,6 @@ class SettingsFragment : PreferenceFragmentCompat() {
     override fun onStart() {
         super.onStart()
 
-        // we need to re-set the title when returning to this fragment
-        activity?.setTitle(R.string.backup)
-
         setBackupEnabledState()
         setBackupLocationSummary()
         setAutoRestoreState()
@@ -185,18 +191,7 @@ class SettingsFragment : PreferenceFragmentCompat() {
         }
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+    private fun onMenuItemSelected(item: MenuItem): Boolean = when (item.itemId) {
-        super.onCreateOptionsMenu(menu, inflater)
-        inflater.inflate(R.menu.settings_menu, menu)
-        menuBackupNow = menu.findItem(R.id.action_backup)
-        menuRestore = menu.findItem(R.id.action_restore)
-        viewModel.backupPossible.observe(viewLifecycleOwner) { possible ->
-            menuBackupNow?.isEnabled = possible
-            menuRestore?.isEnabled = possible
-        }
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
         R.id.action_backup -> {
             viewModel.backupNow()
             true
@@ -219,7 +214,7 @@ class SettingsFragment : PreferenceFragmentCompat() {
                 .commit()
             true
         }
-        else -> super.onOptionsItemSelected(item)
+        else -> false
     }
 
     private fun trySetBackupEnabled(enabled: Boolean): Boolean {

app/src/main/java/com/stevesoltys/seedvault/ui/BackupActivity.kt

@@ -6,8 +6,6 @@
 package com.stevesoltys.seedvault.ui
 
 import android.os.Bundle
-import android.view.MenuItem
-import androidx.annotation.CallSuper
 import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import com.stevesoltys.seedvault.R
@@ -19,15 +17,6 @@ abstract class BackupActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
     }
 
-    @CallSuper
-    override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
-        android.R.id.home -> {
-            onBackPressed()
-            true
-        }
-        else -> super.onOptionsItemSelected(item)
-    }
-
     protected fun showFragment(f: Fragment, addToBackStack: Boolean = false, tag: String? = null) {
         supportFragmentManager.beginTransaction().apply {
             replace(R.id.fragment, f, tag)

app/src/main/java/com/stevesoltys/seedvault/ui/files/FileSelectionFragment.kt

@@ -6,9 +6,8 @@
 package com.stevesoltys.seedvault.ui.files
 
 import android.os.Bundle
-import android.view.LayoutInflater
 import android.view.View
-import android.view.ViewGroup
+import androidx.appcompat.widget.Toolbar
 import com.stevesoltys.seedvault.R
 import com.stevesoltys.seedvault.settings.SettingsViewModel
 import org.calyxos.backup.storage.ui.backup.BackupContentFragment
@@ -20,13 +19,15 @@ class FileSelectionFragment : BackupContentFragment() {
     override val viewModel by viewModel<FileSelectionViewModel>()
     private val settingsViewModel by sharedViewModel<SettingsViewModel>()
 
-    override fun onCreateView(
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        inflater: LayoutInflater,
+        super.onViewCreated(view, savedInstanceState)
-        container: ViewGroup?,
+
-        savedInstanceState: Bundle?,
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
-    ): View {
+            title = getString(R.string.settings_backup_files_title)
-        requireActivity().setTitle(R.string.settings_backup_files_title)
+            setNavigationOnClickListener {
-        return super.onCreateView(inflater, container, savedInstanceState)
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
     }
 
     override fun onDestroy() {

app/src/main/java/com/stevesoltys/seedvault/ui/recoverycode/RecoveryCodeActivity.kt

@@ -6,7 +6,6 @@
 package com.stevesoltys.seedvault.ui.recoverycode
 
 import android.os.Bundle
-import android.view.MenuItem
 import android.view.WindowManager.LayoutParams.FLAG_SECURE
 import com.stevesoltys.seedvault.R
 import com.stevesoltys.seedvault.isDebugBuild
@@ -42,16 +41,6 @@ class RecoveryCodeActivity : BackupActivity() {
         }
     }
 
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
-        return when (item.itemId) {
-            android.R.id.home -> {
-                onBackPressed()
-                true
-            }
-            else -> super.onOptionsItemSelected(item)
-        }
-    }
-
     private fun showOutput() {
         supportFragmentManager.beginTransaction()
             .add(R.id.fragment, RecoveryCodeOutputFragment(), "Code")

app/src/main/java/com/stevesoltys/seedvault/ui/recoverycode/RecoveryCodeInputFragment.kt

@@ -26,6 +26,7 @@ import android.widget.TextView
 import android.widget.Toast
 import android.widget.Toast.LENGTH_LONG
 import androidx.activity.result.contract.ActivityResultContracts.StartActivityForResult
+import androidx.appcompat.widget.Toolbar
 import androidx.constraintlayout.widget.ConstraintLayout
 import androidx.core.content.ContextCompat.getMainExecutor
 import androidx.fragment.app.Fragment
@@ -105,7 +106,11 @@ class RecoveryCodeInputFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        activity?.setTitle(R.string.recovery_code_title)
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
 
         if (viewModel.isRestore) {
             introText.setText(R.string.recovery_code_input_intro)

app/src/main/java/com/stevesoltys/seedvault/ui/recoverycode/RecoveryCodeOutputFragment.kt

@@ -12,6 +12,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.view.WindowManager.LayoutParams.FLAG_SECURE
 import android.widget.Button
+import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.RecyclerView
@@ -44,6 +45,12 @@ class RecoveryCodeOutputFragment : Fragment() {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
+
         setGridParameters(wordList)
         wordList.adapter = RecoveryCodeAdapter(viewModel.wordList)
 

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

@@ -8,13 +8,6 @@
     android:layout_height="match_parent"
     android:orientation="vertical">
 
-    <androidx.appcompat.widget.Toolbar
-        android:id="@+id/toolbar"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:minHeight="?attr/actionBarSize"
-        android:theme="?attr/actionBarTheme" />
-
     <FrameLayout
         android:id="@+id/fragment"
         android:layout_width="match_parent"

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

@@ -3,151 +3,165 @@
   SPDX-FileCopyrightText: 2020 The Calyx Institute
   SPDX-License-Identifier: Apache-2.0
   -->
-<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout 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">
+    android:layout_height="match_parent"
+    android:orientation="vertical">
 
-    <androidx.constraintlayout.widget.ConstraintLayout
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content">
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:navigationIcon="?attr/homeAsUpIndicator"
+        app:title="@string/about_title" />
 
-        <ImageView
+    <ScrollView
-            android:id="@+id/logoView"
+        android:layout_width="match_parent"
-            android:layout_width="128dp"
+        android:layout_height="match_parent">
-            android:layout_height="128dp"
-            android:layout_marginStart="16dp"
-            android:layout_marginTop="32dp"
-            android:layout_marginEnd="16dp"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            app:srcCompat="@mipmap/ic_launcher"
-            tools:ignore="ContentDescription" />
 
-        <TextView
+        <androidx.constraintlayout.widget.ConstraintLayout
-            android:id="@+id/appNameView"
+            android:layout_width="match_parent"
-            android:layout_width="wrap_content"
+            android:layout_height="wrap_content">
-            android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
-            android:layout_marginTop="16dp"
-            android:layout_marginEnd="8dp"
-            android:text="@string/app_name"
-            android:textColor="?android:textColorPrimary"
-            android:textSize="26sp"
-            android:textStyle="bold"
-            app:layout_constraintEnd_toStartOf="@+id/backupNameView"
-            app:layout_constraintHorizontal_chainStyle="packed"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/logoView" />
 
-        <TextView
+            <ImageView
-            android:id="@+id/backupNameView"
+                android:id="@+id/logoView"
-            android:layout_width="wrap_content"
+                android:layout_width="128dp"
-            android:layout_height="wrap_content"
+                android:layout_height="128dp"
-            android:layout_marginTop="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginTop="32dp"
-            android:text="@string/backup"
+                android:layout_marginEnd="16dp"
-            android:textColor="?android:textColorPrimary"
+                app:layout_constraintEnd_toEndOf="parent"
-            android:textSize="26sp"
+                app:layout_constraintStart_toStartOf="parent"
-            android:textStyle="bold"
+                app:layout_constraintTop_toTopOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
+                app:srcCompat="@mipmap/ic_launcher"
-            app:layout_constraintHorizontal_bias="0.5"
+                tools:ignore="ContentDescription" />
-            app:layout_constraintStart_toEndOf="@+id/appNameView"
-            app:layout_constraintTop_toBottomOf="@+id/logoView" />
 
-        <TextView
+            <TextView
-            android:id="@+id/versionView"
+                android:id="@+id/appNameView"
-            android:layout_width="0dp"
+                android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginTop="8dp"
+                android:layout_marginTop="16dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginEnd="8dp"
-            android:gravity="center_horizontal"
+                android:text="@string/app_name"
-            android:text="@string/about_version"
+                android:textColor="?android:textColorPrimary"
-            android:textSize="16sp"
+                android:textSize="26sp"
-            app:layout_constraintEnd_toEndOf="parent"
+                android:textStyle="bold"
-            app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintEnd_toStartOf="@+id/backupNameView"
-            app:layout_constraintTop_toBottomOf="@+id/appNameView" />
+                app:layout_constraintHorizontal_chainStyle="packed"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/logoView" />
 
-        <TextView
+            <TextView
-            android:id="@+id/summaryView"
+                android:id="@+id/backupNameView"
-            android:layout_width="0dp"
+                android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginTop="16dp"
-            android:layout_marginTop="16dp"
+                android:layout_marginEnd="16dp"
-            android:layout_marginEnd="16dp"
+                android:text="@string/backup"
-            android:text="@string/about_summary"
+                android:textColor="?android:textColorPrimary"
-            android:textSize="16sp"
+                android:textSize="26sp"
-            app:layout_constraintEnd_toEndOf="parent"
+                android:textStyle="bold"
-            app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/versionView" />
+                app:layout_constraintHorizontal_bias="0.5"
+                app:layout_constraintStart_toEndOf="@+id/appNameView"
+                app:layout_constraintTop_toBottomOf="@+id/logoView" />
 
-        <TextView
+            <TextView
-            android:id="@+id/contributorHeadline"
+                android:id="@+id/versionView"
-            android:layout_width="wrap_content"
+                android:layout_width="0dp"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginTop="16dp"
+                android:layout_marginTop="8dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginEnd="16dp"
-            android:text="@string/about_contributor_headline"
+                android:gravity="center_horizontal"
-            android:textColor="?android:textColorPrimary"
+                android:text="@string/about_version"
-            android:textSize="16sp"
+                android:textSize="16sp"
-            android:textStyle="bold"
+                app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintTop_toBottomOf="@+id/appNameView" />
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/summaryView" />
 
-        <TextView
+            <TextView
-            android:id="@+id/contributorView"
+                android:id="@+id/summaryView"
-            android:layout_width="wrap_content"
+                android:layout_width="0dp"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginTop="8dp"
+                android:layout_marginTop="16dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginEnd="16dp"
-            android:lineSpacingExtra="8dp"
+                android:text="@string/about_summary"
-            android:text="@string/about_contributor_content"
+                android:textSize="16sp"
-            android:textSize="16sp"
+                app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintTop_toBottomOf="@+id/versionView" />
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/contributorHeadline" />
 
-        <TextView
+            <TextView
-            android:id="@+id/about_contributing_organizations_title"
+                android:id="@+id/contributorHeadline"
-            android:layout_width="wrap_content"
+                android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginTop="16dp"
+                android:layout_marginTop="16dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginEnd="16dp"
-            android:text="@string/about_contributing_organizations_title"
+                android:text="@string/about_contributor_headline"
-            android:textColor="?android:textColorPrimary"
+                android:textColor="?android:textColorPrimary"
-            android:textSize="16sp"
+                android:textSize="16sp"
-            android:textStyle="bold"
+                android:textStyle="bold"
-            app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintHorizontal_bias="0.0"
-            app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/contributorView" />
+                app:layout_constraintTop_toBottomOf="@+id/summaryView" />
 
-        <TextView
+            <TextView
-            android:id="@+id/about_contributing_organizations_content"
+                android:id="@+id/contributorView"
-            android:layout_width="wrap_content"
+                android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
+                android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
+                android:layout_marginStart="16dp"
-            android:layout_marginTop="8dp"
+                android:layout_marginTop="8dp"
-            android:layout_marginEnd="16dp"
+                android:layout_marginEnd="16dp"
-            android:layout_marginBottom="16dp"
+                android:lineSpacingExtra="8dp"
-            android:lineSpacingExtra="8dp"
+                android:text="@string/about_contributor_content"
-            android:text="@string/about_contributing_organizations_content"
+                android:textSize="16sp"
-            android:textSize="16sp"
+                app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintHorizontal_bias="0.0"
-            app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintTop_toBottomOf="@+id/contributorHeadline" />
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/about_contributing_organizations_title"
-            app:layout_constraintVertical_bias="0.0" />
 
-    </androidx.constraintlayout.widget.ConstraintLayout>
+            <TextView
-</ScrollView>
+                android:id="@+id/about_contributing_organizations_title"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginTop="16dp"
+                android:layout_marginEnd="16dp"
+                android:text="@string/about_contributing_organizations_title"
+                android:textColor="?android:textColorPrimary"
+                android:textSize="16sp"
+                android:textStyle="bold"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/contributorView" />
+
+            <TextView
+                android:id="@+id/about_contributing_organizations_content"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginTop="8dp"
+                android:layout_marginEnd="16dp"
+                android:layout_marginBottom="16dp"
+                android:lineSpacingExtra="8dp"
+                android:text="@string/about_contributing_organizations_content"
+                android:textSize="16sp"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintHorizontal_bias="0.0"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/about_contributing_organizations_title"
+                app:layout_constraintVertical_bias="0.0" />
+
+        </androidx.constraintlayout.widget.ConstraintLayout>
+    </ScrollView>
+</LinearLayout>

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

@@ -8,6 +8,18 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:menu="@menu/app_status_menu"
+        app:navigationIcon="?attr/homeAsUpIndicator"
+        app:title="@string/settings_backup_status_title" />
+
     <androidx.recyclerview.widget.RecyclerView
         android:id="@+id/list"
         android:layout_width="0dp"
@@ -15,7 +27,7 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintTop_toBottomOf="@id/toolbar" />
 
     <ProgressBar
         android:id="@+id/progressBar"

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

@@ -3,87 +3,100 @@
   SPDX-FileCopyrightText: 2020 The Calyx Institute
   SPDX-License-Identifier: Apache-2.0
   -->
-<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout 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"
-    android:fillViewport="true">
+    android:orientation="vertical">
 
-    <androidx.constraintlayout.widget.ConstraintLayout
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        tools:context=".ui.recoverycode.RecoveryCodeInputFragment">
+        android:minHeight="?attr/actionBarSize"
+        app:navigationIcon="?attr/homeAsUpIndicator"
+        app:title="@string/recovery_code_title" />
 
-        <ImageView
+    <ScrollView
-            android:id="@+id/introIcon"
+        android:layout_width="match_parent"
-            android:layout_width="wrap_content"
+        android:layout_height="match_parent"
-            android:layout_height="wrap_content"
+        android:fillViewport="true">
-            android:layout_marginStart="16dp"
-            android:layout_marginTop="24dp"
-            android:src="@drawable/ic_info_outline"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent"
-            tools:ignore="ContentDescription" />
-
-        <TextView
-            android:id="@+id/introText"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginStart="16dp"
-            android:layout_marginTop="16dp"
-            android:layout_marginEnd="16dp"
-            android:text="@string/recovery_code_confirm_intro"
-            android:textSize="16sp"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toEndOf="@+id/introIcon"
-            app:layout_constraintTop_toTopOf="parent" />
-
-        <View
-            android:id="@+id/divider"
-            android:layout_width="0dp"
-            android:layout_height="1dp"
-            android:layout_marginTop="16dp"
-            android:background="@color/divider"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/introText" />
 
         <androidx.constraintlayout.widget.ConstraintLayout
-            android:id="@+id/wordList"
+            android:layout_width="match_parent"
-            android:layout_width="0dp"
             android:layout_height="wrap_content"
-            app:layout_constraintBottom_toTopOf="@+id/doneButton"
+            tools:context=".ui.recoverycode.RecoveryCodeInputFragment">
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/divider">
 
-            <include layout="@layout/recovery_code_input" />
+            <ImageView
+                android:id="@+id/introIcon"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginTop="24dp"
+                android:src="@drawable/ic_info_outline"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toTopOf="parent"
+                tools:ignore="ContentDescription" />
+
+            <TextView
+                android:id="@+id/introText"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="16dp"
+                android:layout_marginTop="16dp"
+                android:layout_marginEnd="16dp"
+                android:text="@string/recovery_code_confirm_intro"
+                android:textSize="16sp"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toEndOf="@+id/introIcon"
+                app:layout_constraintTop_toTopOf="parent" />
+
+            <View
+                android:id="@+id/divider"
+                android:layout_width="0dp"
+                android:layout_height="1dp"
+                android:layout_marginTop="16dp"
+                android:background="@color/divider"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/introText" />
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/wordList"
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                app:layout_constraintBottom_toTopOf="@+id/doneButton"
+                app:layout_constraintEnd_toEndOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                app:layout_constraintTop_toBottomOf="@+id/divider">
+
+                <include layout="@layout/recovery_code_input" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+
+            <Button
+                android:id="@+id/doneButton"
+                style="@style/SudPrimaryButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginEnd="40dp"
+                android:text="@string/recovery_code_done_button"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintEnd_toEndOf="parent" />
+
+            <Button
+                android:id="@+id/newCodeButton"
+                style="@style/SudSecondaryButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="40dp"
+                android:text="@string/recovery_code_verification_generate_new"
+                android:visibility="gone"
+                app:layout_constraintBottom_toBottomOf="parent"
+                app:layout_constraintStart_toStartOf="parent"
+                tools:visibility="visible" />
 
         </androidx.constraintlayout.widget.ConstraintLayout>
-
+    </ScrollView>
-        <Button
+</LinearLayout>
-            android:id="@+id/doneButton"
-            style="@style/SudPrimaryButton"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginEnd="40dp"
-            android:text="@string/recovery_code_done_button"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent" />
-
-        <Button
-            android:id="@+id/newCodeButton"
-            style="@style/SudSecondaryButton"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginStart="40dp"
-            android:text="@string/recovery_code_verification_generate_new"
-            android:visibility="gone"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            tools:visibility="visible" />
-
-    </androidx.constraintlayout.widget.ConstraintLayout>
-
-</ScrollView>

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

@@ -10,6 +10,17 @@
     android:layout_height="match_parent"
     tools:context=".ui.recoverycode.RecoveryCodeActivity">
 
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:navigationIcon="?attr/homeAsUpIndicator"
+        app:title="@string/recovery_code_title" />
+
     <ImageView
         android:id="@+id/introIcon"
         android:layout_width="wrap_content"
@@ -18,7 +29,7 @@
         android:layout_marginTop="24dp"
         android:src="@drawable/ic_info_outline"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/toolbar"
         tools:ignore="ContentDescription" />
 
     <TextView
@@ -32,7 +43,7 @@
         android:textSize="16sp"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toEndOf="@+id/introIcon"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintTop_toBottomOf="@id/toolbar" />
 
     <TextView
         android:id="@+id/introText2"
@@ -78,8 +89,8 @@
         style="@style/SudPrimaryButton"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="@string/recovery_code_confirm_button"
         android:layout_marginEnd="40dp"
+        android:text="@string/recovery_code_confirm_button"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/wordList" />

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

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  SPDX-FileCopyrightText: 2024 The Calyx Institute
+  SPDX-License-Identifier: Apache-2.0
+  -->
+<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"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:orientation="vertical"
+    tools:context=".settings.SettingsFragment">
+
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:navigationIcon="?attr/homeAsUpIndicator" />
+
+    <!-- Required ViewGroup for PreferenceFragmentCompat -->
+    <FrameLayout
+        android:id="@android:id/list_container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
+
+</LinearLayout>

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

@@ -10,13 +10,17 @@
         <item name="colorError">@color/red</item>
         <item name="android:windowBackground">@color/background</item>
         <item name="fontFamily">@*android:string/config_bodyFontFamily</item>
-        <item name="preferenceTheme">@style/PreferenceThemeOverlay</item>
+        <item name="preferenceTheme">@style/PreferenceTheme</item>
         <item name="android:windowLightStatusBar">@bool/isLight</item>
         <item name="android:statusBarColor">@color/background</item>
         <item name="android:windowLightNavigationBar">@bool/isLight</item>
         <item name="android:navigationBarColor">@color/background</item>
     </style>
 
+    <style name="PreferenceTheme" parent="PreferenceThemeOverlay">
+        <item name="android:layout">@layout/fragment_settings</item>
+    </style>
+
     <!-- Copied from Settings -->
     <style name="ActionPrimaryButton" parent="android:Widget.DeviceDefault.Button.Colored" />
 

storage/demo/src/main/java/de/grobox/storagebackuptester/App.kt

@@ -9,6 +9,7 @@ import android.app.Application
 import android.os.StrictMode
 import android.os.StrictMode.VmPolicy
 import android.util.Log
+import com.google.android.material.color.DynamicColors
 import de.grobox.storagebackuptester.crypto.KeyManager
 import de.grobox.storagebackuptester.plugin.TestSafBackend
 import de.grobox.storagebackuptester.settings.SettingsManager
@@ -26,6 +27,7 @@ class App : Application() {
 
     override fun onCreate() {
         super.onCreate()
+        DynamicColors.applyToActivitiesIfAvailable(this)
         StrictMode.setThreadPolicy(
             StrictMode.ThreadPolicy.Builder()
                 .detectAll()

storage/demo/src/main/java/de/grobox/storagebackuptester/LogFragment.kt

@@ -11,8 +11,6 @@ import android.os.Bundle
 import android.os.Environment
 import android.provider.Settings.ACTION_MANAGE_APP_ALL_FILES_ACCESS_PERMISSION
 import android.view.LayoutInflater
-import android.view.Menu
-import android.view.MenuInflater
 import android.view.MenuItem
 import android.view.View
 import android.view.View.INVISIBLE
@@ -22,6 +20,7 @@ import android.widget.Button
 import android.widget.ProgressBar
 import android.widget.Toast
 import android.widget.Toast.LENGTH_SHORT
+import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.recyclerview.widget.RecyclerView
@@ -48,7 +47,6 @@ open class LogFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?,
     ): View {
-        setHasOptionsMenu(true)
         val v = inflater.inflate(R.layout.fragment_log, container, false)
         list = v.findViewById(R.id.listView)
         list.adapter = adapter
@@ -75,16 +73,16 @@ open class LogFragment : Fragment() {
         return v
     }
 
-    override fun onStart() {
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onStart()
+        super.onViewCreated(view, savedInstanceState)
-        requireActivity().setTitle(R.string.app_name)
+
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            title = getString(R.string.app_name)
+            setOnMenuItemClickListener(::onMenuItemSelected)
+        }
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+    private fun onMenuItemSelected(item: MenuItem): Boolean {
-        inflater.inflate(R.menu.fragment_main, menu)
-    }
-
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             R.id.settings -> {
                 if (!checkPermission()) return false
@@ -108,7 +106,7 @@ open class LogFragment : Fragment() {
                 startActivity(shareIntent)
                 true
             }
-            else -> super.onOptionsItemSelected(item)
+            else -> false
         }
     }
 

storage/demo/src/main/java/de/grobox/storagebackuptester/MainActivity.kt

@@ -8,6 +8,11 @@ package de.grobox.storagebackuptester
 import android.os.Bundle
 import android.util.Log
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.ViewCompat.setOnApplyWindowInsetsListener
+import androidx.core.view.WindowCompat.setDecorFitsSystemWindows
+import androidx.core.view.WindowInsetsCompat.CONSUMED
+import androidx.core.view.WindowInsetsCompat.Type.displayCutout
+import androidx.core.view.WindowInsetsCompat.Type.systemBars
 import de.grobox.storagebackuptester.crypto.KeyManager
 
 class MainActivity : AppCompatActivity() {
@@ -16,6 +21,13 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
+        setDecorFitsSystemWindows(window, false)
+        setOnApplyWindowInsetsListener(window.decorView.rootView) { v, windowInsets ->
+            val insets = windowInsets.getInsets(systemBars() or displayCutout())
+            v.setPadding(insets.left, insets.top, insets.right, insets.bottom)
+            CONSUMED
+        }
+
         if (savedInstanceState == null) {
             supportFragmentManager.beginTransaction()
                 .replace(R.id.container, LogFragment.newInstance())

storage/demo/src/main/java/de/grobox/storagebackuptester/restore/DemoSnapshotFragment.kt

@@ -31,7 +31,7 @@ class DemoSnapshotFragment : SnapshotFragment() {
         bottomStub.layoutResource = R.layout.footer_snapshot
         val footer = bottomStub.inflate()
         footer.findViewById<Button>(R.id.button).setOnClickListener {
-            requireActivity().onBackPressed()
+            requireActivity().onBackPressedDispatcher.onBackPressed()
         }
         return v
     }

storage/demo/src/main/java/de/grobox/storagebackuptester/scanner/MediaScanFragment.kt

@@ -10,8 +10,6 @@ import android.net.Uri
 import android.os.Bundle
 import android.util.Log
 import android.view.LayoutInflater
-import android.view.Menu
-import android.view.MenuInflater
 import android.view.MenuItem
 import android.view.View
 import android.view.View.FOCUS_DOWN
@@ -21,6 +19,7 @@ import android.view.ViewGroup
 import android.widget.ProgressBar
 import android.widget.TextView
 import androidx.annotation.UiThread
+import androidx.appcompat.widget.Toolbar
 import androidx.core.widget.NestedScrollView
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
@@ -53,8 +52,6 @@ open class MediaScanFragment : Fragment() {
         container: ViewGroup?,
         savedInstanceState: Bundle?,
     ): View {
-        setHasOptionsMenu(true)
-        requireActivity().title = arguments?.getString("name")
         val v = inflater.inflate(R.layout.fragment_scan, container, false)
         scrollView = v.findViewById(R.id.scrollView)
         logView = v.findViewById(R.id.logView)
@@ -63,11 +60,19 @@ open class MediaScanFragment : Fragment() {
         return v
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        inflater.inflate(R.menu.fragment_scan, menu)
+        super.onViewCreated(view, savedInstanceState)
+
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
+            title = arguments?.getString("name")
+            setOnMenuItemClickListener(::onMenuItemSelected)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
     }
 
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+    private fun onMenuItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             R.id.refresh -> {
                 loadText()
@@ -85,7 +90,7 @@ open class MediaScanFragment : Fragment() {
                 startActivity(shareIntent)
                 true
             }
-            else -> super.onOptionsItemSelected(item)
+            else -> false
         }
     }
 

storage/demo/src/main/java/de/grobox/storagebackuptester/settings/SettingsFragment.kt

@@ -9,14 +9,12 @@ import android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION
 import android.content.Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 import android.net.Uri
 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.Toast
 import android.widget.Toast.LENGTH_SHORT
+import androidx.appcompat.widget.Toolbar
 import androidx.fragment.app.activityViewModels
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import de.grobox.storagebackuptester.MainViewModel
@@ -44,18 +42,21 @@ class SettingsFragment : BackupContentFragment() {
         onBackupUriReceived(uri)
     }
 
-    override fun onCreateView(
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        inflater: LayoutInflater,
+        super.onViewCreated(view, savedInstanceState)
-        container: ViewGroup?,
+
-        savedInstanceState: Bundle?,
+        view.requireViewById<Toolbar>(R.id.toolbar).apply {
-    ): View {
+            title = "Settings"
-        setHasOptionsMenu(true)
+            inflateMenu(R.menu.fragment_settings)
-        requireActivity().title = "Settings"
+            onCreateMenu(menu)
-        return super.onCreateView(inflater, container, savedInstanceState)
+            setOnMenuItemClickListener(::onMenuItemSelected)
+            setNavigationOnClickListener {
+                requireActivity().onBackPressedDispatcher.onBackPressed()
+            }
+        }
     }
 
-    override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+    private fun onCreateMenu(menu: Menu) {
-        inflater.inflate(R.menu.fragment_settings, menu)
         backupLocationItem = menu.findItem(R.id.backup_location)
         backupLocationItem.isChecked = viewModel.hasBackupLocation()
         jobItem = menu.findItem(R.id.backup_job)
@@ -65,7 +66,7 @@ class SettingsFragment : BackupContentFragment() {
         restoreItem.isEnabled = backupLocationItem.isChecked
     }
 
-    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+    private fun onMenuItemSelected(item: MenuItem): Boolean {
         return when (item.itemId) {
             R.id.info -> {
                 parentFragmentManager.beginTransaction()
@@ -102,7 +103,7 @@ class SettingsFragment : BackupContentFragment() {
                 Toast.makeText(requireContext(), "Cache cleared", LENGTH_SHORT).show()
                 true
             }
-            else -> super.onOptionsItemSelected(item)
+            else -> false
         }
     }
 

storage/demo/src/main/res/layout/fragment_log.xml

@@ -9,6 +9,16 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:menu="@menu/fragment_main" />
+
     <ProgressBar
         android:id="@+id/horizontalProgressBar"
         style="?android:attr/progressBarStyleHorizontal"
@@ -16,7 +26,7 @@
         android:layout_height="5dp"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/toolbar"
         tools:max="10"
         tools:progress="7" />
 

storage/demo/src/main/res/layout/fragment_scan.xml

@@ -9,13 +9,24 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
+    <androidx.appcompat.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:minHeight="?attr/actionBarSize"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:menu="@menu/fragment_scan"
+        app:navigationIcon="?attr/homeAsUpIndicator" />
+
     <androidx.core.widget.NestedScrollView
         android:id="@+id/scrollView"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
+        android:layout_height="0dp"
         android:fadeScrollbars="false"
         android:scrollbars="vertical"
-        app:layout_constraintTop_toTopOf="parent">
+        app:layout_constraintTop_toBottomOf="@id/toolbar">
 
         <TextView
             android:id="@+id/logView"

storage/demo/src/main/res/values-night/themes.xml

@@ -4,7 +4,7 @@
   -->
 <resources xmlns:tools="http://schemas.android.com/tools">
     <!-- Base application theme. -->
-    <style name="Theme.StorageBackupTester" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+    <style name="Theme.StorageBackupTester" parent="Theme.Material3.DayNight.NoActionBar">
         <!-- Primary brand color. -->
         <item name="colorPrimary">@color/matrix</item>
         <item name="colorPrimaryVariant">@color/purple_700</item>

storage/demo/src/main/res/values/themes.xml

@@ -4,7 +4,7 @@
   -->
 <resources>
 
-    <style name="Theme.StorageBackupTester" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+    <style name="Theme.StorageBackupTester" parent="Theme.Material3.DayNight.NoActionBar">
         <item name="colorPrimary">@color/matrix</item>
         <item name="colorPrimaryVariant">@color/purple_700</item>
         <item name="colorOnPrimary">@color/white</item>

storage/lib/src/main/res/layout/fragment_backup_content.xml

@@ -3,28 +3,40 @@
   SPDX-FileCopyrightText: 2021 The Calyx Institute
   SPDX-License-Identifier: Apache-2.0
   -->
-<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<LinearLayout 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:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <androidx.recyclerview.widget.RecyclerView
+    <androidx.appcompat.widget.Toolbar
-        android:id="@+id/list"
+        android:id="@+id/toolbar"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:padding="16dp"
-        app:layoutManager="LinearLayoutManager"
-        tools:listitem="@layout/item_media" />
-
-    <com.google.android.material.floatingactionbutton.FloatingActionButton
-        android:id="@+id/fab"
-        android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
+        android:minHeight="?attr/actionBarSize"
-        android:layout_margin="16dp"
+        app:navigationIcon="?attr/homeAsUpIndicator" />
-        android:contentDescription="@string/content_add"
-        android:src="@drawable/ic_add"
-        app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior" />
 
-</androidx.coordinatorlayout.widget.CoordinatorLayout>
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:padding="16dp"
+            app:layoutManager="LinearLayoutManager"
+            tools:listitem="@layout/item_media" />
+
+        <com.google.android.material.floatingactionbutton.FloatingActionButton
+            android:id="@+id/fab"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_gravity="bottom|end"
+            android:layout_margin="16dp"
+            android:contentDescription="@string/content_add"
+            android:src="@drawable/ic_add"
+            app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior" />
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</LinearLayout>