Add tabs to the LockActivity

app/src/main/java/io/timelimit/android/ui/lock/LockActivity.kt

@@ -97,7 +97,7 @@ class LockActivity : AppCompatActivity(), ActivityViewModelHolder {
 
         model.init(blockedPackageName, blockedActivityName)
 
-        pager.adapter = LockActivityAdapter(supportFragmentManager)
+        pager.adapter = LockActivityAdapter(supportFragmentManager, this)
 
         model.content.observe(this) {
             if (isResumed && it is LockscreenContent.Blocked.BlockedCategory && it.reason == BlockingReason.RequiresCurrentDevice && !model.didOpenSetCurrentDeviceScreen) {
@@ -126,6 +126,8 @@ class LockActivity : AppCompatActivity(), ActivityViewModelHolder {
                 showAuth.value = position > 0
             }
         })
+
+        tabs.setupWithViewPager(pager)
     }
 
     override fun onDestroy() {

app/src/main/java/io/timelimit/android/ui/lock/LockActivityAdapter.kt

@@ -16,11 +16,13 @@
 
 package io.timelimit.android.ui.lock
 
+import android.content.Context
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
 import androidx.fragment.app.FragmentPagerAdapter
+import io.timelimit.android.R
 
-class LockActivityAdapter(fragmentManager: FragmentManager): FragmentPagerAdapter(fragmentManager, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT) {
+class LockActivityAdapter(fragmentManager: FragmentManager, private val context: Context): FragmentPagerAdapter(fragmentManager, BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT) {
     override fun getCount(): Int = 2
 
     override fun getItem(position: Int): Fragment = when (position) {
@@ -28,4 +30,10 @@ class LockActivityAdapter(fragmentManager: FragmentManager): FragmentPagerAdapte
         1 -> LockActionFragment()
         else -> throw IllegalArgumentException()
     }
+
+    override fun getPageTitle(position: Int): CharSequence? = context.getString(when (position) {
+        0 -> R.string.lock_tab_reason
+        1 -> R.string.lock_tab_action
+        else -> throw IllegalArgumentException()
+    })
 }

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

@@ -13,14 +13,25 @@
   You should have received a copy of the GNU General Public License
   along with this program. If not, see <https://www.gnu.org/licenses/>.
 -->
-<androidx.coordinatorlayout.widget.CoordinatorLayout
+<LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:orientation="vertical"
     tools:context=".ui.lock.LockActivity" >
 
+    <com.google.android.material.tabs.TabLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/tabs"
+        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar" />
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
         <androidx.viewpager.widget.ViewPager
             android:layout_width="match_parent"
             android:layout_height="match_parent"
@@ -36,3 +47,4 @@
             android:layout_height="wrap_content" />
 
     </androidx.coordinatorlayout.widget.CoordinatorLayout>
+</LinearLayout>

app/src/main/res/values-de/strings-lock.xml

@@ -14,11 +14,12 @@
   along with this program. If not, see <https://www.gnu.org/licenses/>.
 -->
 <resources>
+    <string name="lock_tab_reason">Grund</string>
+    <string name="lock_tab_action">Aktionen</string>
     <string name="lock_header_blocked">Gesperrt!</string>
 
     <string name="lock_header_what">Was wurde gesperrt?</string>
     <string name="lock_header_why">Warum wurde es gesperrt?</string>
-    <string name="lock_header_how_proceed">Wie geht es jetzt weiter?</string>
 
     <string name="lock_allow_temporarily_header">Vorübergehend erlauben</string>
     <string name="lock_allow_temporarily_text">

app/src/main/res/values-pt-rBR/strings-lock.xml

@@ -18,7 +18,6 @@
 
     <string name="lock_header_what">O que foi bloqueado?</string>
     <string name="lock_header_why">Por que foi bloqueado?</string>
-    <string name="lock_header_how_proceed">O que você pode fazer?</string>
 
     <string name="lock_allow_temporarily_header">permitir temporariamente</string>
     <string name="lock_allow_temporarily_text">

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

@@ -13,12 +13,13 @@
   You should have received a copy of the GNU General Public License
   along with this program. If not, see <https://www.gnu.org/licenses/>.
 -->
-<resources>
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <string name="lock_tab_reason" tools:ignore="MissingTranslation">Reason</string>
+    <string name="lock_tab_action" tools:ignore="MissingTranslation">Actions</string>
     <string name="lock_header_blocked">Blocked!</string>
 
     <string name="lock_header_what">What was blocked?</string>
     <string name="lock_header_why">Why was it blocked?</string>
-    <string name="lock_header_how_proceed">What can you do?</string>
 
     <string name="lock_allow_temporarily_header">allow temporarily</string>
     <string name="lock_allow_temporarily_text">