Migrate from Kotlin synthetics to Jetpack view binding

https://developer.android.com/topic/libraries/view-binding/migration

.idea/deviceManager.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DeviceTable">
+    <option name="columnSorters">
+      <list>
+        <ColumnSorterState>
+          <option name="column" value="Name" />
+          <option name="order" value="ASCENDING" />
+        </ColumnSorterState>
+      </list>
+    </option>
+  </component>
+</project>

.idea/kotlinc.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="KotlinJpsPluginSettings">
-    <option name="version" value="1.6.21" />
+    <option name="version" value="2.0.0" />
   </component>
 </project>

.idea/misc.xml

@@ -8,6 +8,7 @@
       </map>
     </option>
   </component>
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
   <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>

.idea/other.xml

@@ -179,17 +179,6 @@
           <option name="screenX" value="1080" />
           <option name="screenY" value="2400" />
         </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="31" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="q2q" />
-          <option name="id" value="q2q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy Z Fold3" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1768" />
-          <option name="screenY" value="2208" />
-        </PersistentDeviceSelectionData>
         <PersistentDeviceSelectionData>
           <option name="api" value="34" />
           <option name="brand" value="samsung" />

app/build.gradle

@@ -1,11 +1,24 @@
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
-apply plugin: 'kotlin-android-extensions'
 
 android {
     compileSdkVersion 34
     buildToolsVersion "34.0.0"
 
+    dataBinding {
+        enabled = true
+    }
+
+    packaging {
+        resources.excludes.addAll(
+                [
+                        "META-INF/LICENSE.md",
+                        "META-INF/NOTICE.md",
+                        "META-INF/LICENSE-notice.md"
+                ]
+        )
+    }
+
     defaultConfig {
         applicationId "de.jrpie.android.launcher"
         minSdkVersion 21
@@ -15,6 +28,20 @@ android {
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
+    }
+    kotlinOptions {
+        jvmTarget = '17'
+    }
+
+    buildFeatures {
+        viewBinding true
+    }
+
+
+
 
     buildTypes {
         release {
@@ -42,4 +69,6 @@ dependencies {
     implementation 'com.google.android.material:material:1.12.0'
     implementation 'androidx.gridlayout:gridlayout:1.0.0'
     implementation 'androidx.palette:palette-ktx:1.0.0'
+    implementation "com.android.databinding:compiler:$android_plugin_version"
 }
+

app/src/main/java/de/jrpie/android/launcher/HomeActivity.kt

@@ -11,7 +11,7 @@ import androidx.core.view.GestureDetectorCompat
 import de.jrpie.android.launcher.BuildConfig.VERSION_NAME
 import de.jrpie.android.launcher.list.other.LauncherAction
 import de.jrpie.android.launcher.tutorial.TutorialActivity
-import kotlinx.android.synthetic.main.home.*
+import de.jrpie.android.launcher.databinding.HomeBinding
 import java.text.SimpleDateFormat
 import java.util.*
 import kotlin.concurrent.fixedRateTimer
@@ -19,6 +19,8 @@ import kotlin.math.abs
 import kotlin.math.max
 import kotlin.math.min
 
+
+
 /**
  * [HomeActivity] is the actual application Launcher,
  * what makes this application special / unique.
@@ -34,6 +36,11 @@ import kotlin.math.min
 class HomeActivity: UIObject, AppCompatActivity(),
     GestureDetector.OnGestureListener, GestureDetector.OnDoubleTapListener {
 
+    private lateinit var binding: HomeBinding
+
+
+
+
     private var bufferedPointerCount = 1 // how many fingers on screen
     private var pointerBufferTimer = Timer()
 
@@ -83,7 +90,8 @@ class HomeActivity: UIObject, AppCompatActivity(),
         AsyncTask.execute { loadApps(packageManager) }
 
         // Initialise layout
-        setContentView(R.layout.home)
+        binding = HomeBinding.inflate(layoutInflater)
+        setContentView(binding.root)
     }
 
     override fun onStart(){
@@ -108,15 +116,16 @@ class HomeActivity: UIObject, AppCompatActivity(),
         val dateFormat = SimpleDateFormat(upperFMT[dFormat], Locale.getDefault())
         val timeFormat = SimpleDateFormat(lowerFMT[dFormat], Locale.getDefault())
 
+
         clockTimer = fixedRateTimer("clockTimer", true, 0L, 100) {
             this@HomeActivity.runOnUiThread {
                 val t = timeFormat.format(Date())
-                if (home_lower_view.text != t)
+                if (binding.homeLowerView.text != t)
-                    home_lower_view.text = t
+                    binding.homeLowerView.setText(t)
 
                 val d = dateFormat.format(Date())
-                if (home_upper_view.text != d)
+                if (binding.homeUpperView.text != d)
-                    home_upper_view.text = d
+                    binding.homeUpperView.setText(d)
             }
         }
     }
@@ -223,14 +232,14 @@ class HomeActivity: UIObject, AppCompatActivity(),
     override fun setOnClicks() {
 
         val preferences = getPreferences(this)
-        home_upper_view.setOnClickListener {
+        binding.homeUpperView.setOnClickListener {
             when (preferences.getInt(PREF_DATE_FORMAT, 0)) {
                 0 -> Gesture.DATE(this)
                 else -> Gesture.TIME(this)
             }
         }
 
-        home_lower_view.setOnClickListener {
+        binding.homeLowerView.setOnClickListener {
             when (preferences.getInt(PREF_DATE_FORMAT, 0)) {
                 0 -> Gesture.TIME(this)
                 else -> Gesture.DATE(this)

app/src/main/java/de/jrpie/android/launcher/list/ListActivity.kt

@@ -18,12 +18,11 @@ import de.jrpie.android.launcher.R
 import de.jrpie.android.launcher.REQUEST_UNINSTALL
 import de.jrpie.android.launcher.UIObject
 import de.jrpie.android.launcher.getPreferences
-import de.jrpie.android.launcher.launch
 import de.jrpie.android.launcher.list.apps.ListFragmentApps
 import de.jrpie.android.launcher.list.other.LauncherAction
 import de.jrpie.android.launcher.list.other.ListFragmentOther
 import de.jrpie.android.launcher.vibrantColor
-import kotlinx.android.synthetic.main.list.*
+import de.jrpie.android.launcher.databinding.ListBinding
 
 
 var intendedChoosePause = false // know when to close
@@ -40,6 +39,9 @@ var forGesture: String? = null
  * The activity itself can also be chosen to be launched as an action.
  */
 class ListActivity : AppCompatActivity(), UIObject {
+    private lateinit var binding: ListBinding
+
+
     enum class ListActivityIntention(val titleResource: Int) {
         VIEW(R.string.list_title_view), /* view list of apps */
         PICK(R.string.list_title_pick)  /* choose app or action to associate to a gesture */
@@ -48,9 +50,10 @@ class ListActivity : AppCompatActivity(), UIObject {
         super.onCreate(savedInstanceState)
 
         // Initialise layout
-        setContentView(R.layout.list)
+        binding = ListBinding.inflate(layoutInflater)
+        setContentView(binding.root)
 
-        list_settings.setOnClickListener {
+        binding.listSettings.setOnClickListener {
             LauncherAction.SETTINGS.launch(this@ListActivity)
         }
 
@@ -60,15 +63,15 @@ class ListActivity : AppCompatActivity(), UIObject {
             val r = Rect()
             window.decorView.getWindowVisibleDisplayFrame(r)
             val height: Int =
-                list_container.context.resources.displayMetrics.heightPixels
+                binding.listContainer.context.resources.displayMetrics.heightPixels
             val diff = height - r.bottom
             if (diff != 0 && getPreferences(this).getBoolean(PREF_SCREEN_FULLSCREEN, false)) {
-                if (list_container.paddingBottom !== diff) {
+                if (binding.listContainer.paddingBottom !== diff) {
-                    list_container.setPadding(0, 0, 0, diff)
+                    binding.listContainer.setPadding(0, 0, 0, diff)
                 }
             } else {
-                if (list_container.paddingBottom !== 0) {
+                if (binding.listContainer.paddingBottom !== 0) {
-                    list_container.setPadding(0, 0, 0, 0)
+                    binding.listContainer.setPadding(0, 0, 0, 0)
                 }
             }
         }
@@ -100,11 +103,11 @@ class ListActivity : AppCompatActivity(), UIObject {
     override fun applyTheme() {
         // list_close.setTextColor(vibrantColor)
 
-        list_tabs.setSelectedTabIndicatorColor(vibrantColor)
+        binding.listTabs.setSelectedTabIndicatorColor(vibrantColor)
     }
 
     override fun setOnClicks() {
-        list_close.setOnClickListener { finish() }
+        binding.listClose.setOnClickListener { finish() }
     }
 
     override fun adjustLayout() {
@@ -120,10 +123,10 @@ class ListActivity : AppCompatActivity(), UIObject {
 
         // Hide tabs for the "view" action
         if (intention == ListActivityIntention.VIEW) {
-            list_tabs.visibility = View.GONE
+            binding.listTabs.visibility = View.GONE
         }
 
-        list_heading.text = getString(intention.titleResource)
+        binding.listHeading.text = getString(intention.titleResource)
 
         val sectionsPagerAdapter = ListSectionsPagerAdapter(this, supportFragmentManager)
         val viewPager: ViewPager = findViewById(R.id.list_viewpager)

app/src/main/java/de/jrpie/android/launcher/list/apps/ListFragmentApps.kt

@@ -8,13 +8,13 @@ import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.LinearLayoutManager
 import de.jrpie.android.launcher.PREF_SEARCH_AUTO_KEYBOARD
 import de.jrpie.android.launcher.R
+import de.jrpie.android.launcher.databinding.ListAppsBinding
 import de.jrpie.android.launcher.UIObject
 import de.jrpie.android.launcher.getPreferences
 import de.jrpie.android.launcher.list.ListActivity
 import de.jrpie.android.launcher.list.forGesture
 import de.jrpie.android.launcher.list.intention
 import de.jrpie.android.launcher.openSoftKeyboard
-import kotlinx.android.synthetic.main.list_apps.*
 
 
 /**
@@ -23,12 +23,14 @@ import kotlinx.android.synthetic.main.list_apps.*
  * It is a list of all installed applications that are can be launched.
  */
 class ListFragmentApps : Fragment(), UIObject {
+    private lateinit var binding: ListAppsBinding
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.list_apps, container, false)
+        binding = ListAppsBinding.inflate(inflater)
+        return binding.root
     }
 
     override fun onStart() {
@@ -46,14 +48,14 @@ class ListFragmentApps : Fragment(), UIObject {
         val appsRViewAdapter = AppsRecyclerAdapter(activity!!, intention, forGesture)
 
         // set up the list / recycler
-        list_apps_rview.apply {
+        binding.listAppsRview.apply {
             // improve performance (since content changes don't change the layout size)
             setHasFixedSize(true)
             layoutManager = LinearLayoutManager(context)
             adapter = appsRViewAdapter
         }
 
-        list_apps_searchview.setOnQueryTextListener(object :
+        binding.listAppsSearchview.setOnQueryTextListener(object :
             androidx.appcompat.widget.SearchView.OnQueryTextListener {
 
             override fun onQueryTextSubmit(query: String): Boolean {
@@ -68,9 +70,9 @@ class ListFragmentApps : Fragment(), UIObject {
         })
 
         if (intention == ListActivity.ListActivityIntention.VIEW
-            && getPreferences(context!!)
+            && getPreferences(requireContext())
                 .getBoolean(PREF_SEARCH_AUTO_KEYBOARD, true)) {
-            openSoftKeyboard(context!!, list_apps_searchview)
+            openSoftKeyboard(requireContext(), binding.listAppsSearchview)
         }
     }
 }

app/src/main/java/de/jrpie/android/launcher/list/other/ListFragmentOther.kt

@@ -7,7 +7,7 @@ import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.LinearLayoutManager
 import de.jrpie.android.launcher.R
-import kotlinx.android.synthetic.main.list_other.*
+import de.jrpie.android.launcher.databinding.ListOtherBinding
 
 /**
  * The [ListFragmentOther] is used as a tab in ListActivity,
@@ -17,19 +17,22 @@ import kotlinx.android.synthetic.main.list_other.*
  */
 class ListFragmentOther : Fragment() {
 
+    private lateinit var binding: ListOtherBinding
+
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.list_other, container, false)
+        binding = ListOtherBinding.inflate(inflater)
+        return binding.root
     }
 
     override fun onStart() {
         // set up the list / recycler
         val viewManager = LinearLayoutManager(context)
-        val viewAdapter = OtherRecyclerAdapter(activity!!)
+        val viewAdapter = OtherRecyclerAdapter(requireActivity())
 
-        list_other_rview.apply {
+        binding.listOtherRview.apply {
             // improve performance (since content changes don't change the layout size)
             setHasFixedSize(true)
             layoutManager = viewManager

app/src/main/java/de/jrpie/android/launcher/settings/SettingsActivity.kt

@@ -8,7 +8,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.viewpager.widget.ViewPager
 import de.jrpie.android.launcher.*
 import com.google.android.material.tabs.TabLayout
-import kotlinx.android.synthetic.main.settings.*
+import de.jrpie.android.launcher.databinding.SettingsBinding
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
 import androidx.fragment.app.FragmentPagerAdapter
@@ -29,12 +29,14 @@ var intendedSettingsPause = false // know when to close
  * Settings are closed automatically if the activity goes `onPause` unexpectedly.
  */
 class SettingsActivity: AppCompatActivity(), UIObject {
+    private lateinit var binding: SettingsBinding
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
         // Initialise layout
-        setContentView(R.layout.settings)
+        binding = SettingsBinding.inflate(layoutInflater)
+        setContentView(binding.root)
 
         // set up tabs and swiping in settings
         val sectionsPagerAdapter = SettingsSectionsPagerAdapter(this, supportFragmentManager)
@@ -62,14 +64,14 @@ class SettingsActivity: AppCompatActivity(), UIObject {
     override fun applyTheme() {
         //settings_system.setTextColor(vibrantColor)
         //settings_close.setTextColor(vibrantColor)
-        settings_tabs.setSelectedTabIndicatorColor(vibrantColor)
+        binding.settingsTabs.setSelectedTabIndicatorColor(vibrantColor)
     }
 
     override fun setOnClicks(){
         // As older APIs somehow do not recognize the xml defined onClick
-        settings_close.setOnClickListener { finish() }
+        binding.settingsClose.setOnClickListener { finish() }
         // open device settings (see https://stackoverflow.com/a/62092663/12787264)
-        settings_system.setOnClickListener {
+        binding.settingsSystem.setOnClickListener {
             intendedSettingsPause = true
             startActivity(Intent(Settings.ACTION_SETTINGS))
         }

app/src/main/java/de/jrpie/android/launcher/settings/actions/SettingsFragmentActions.kt

@@ -12,7 +12,7 @@ import androidx.fragment.app.Fragment
 import de.jrpie.android.launcher.*
 import de.jrpie.android.launcher.list.ListActivity
 import de.jrpie.android.launcher.settings.intendedSettingsPause
-import kotlinx.android.synthetic.main.settings_actions.*
+import de.jrpie.android.launcher.databinding.SettingsActionsBinding
 
 
 /**
@@ -25,11 +25,13 @@ import kotlinx.android.synthetic.main.settings_actions.*
 
 class SettingsFragmentActions : Fragment(), UIObject {
 
+    private lateinit var binding: SettingsActionsBinding
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.settings_actions, container, false)
+        binding = SettingsActionsBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart() {
@@ -38,20 +40,20 @@ class SettingsFragmentActions : Fragment(), UIObject {
     }
 
     override fun applyTheme() {
-        setButtonColor(settings_actions_button_view_apps, vibrantColor)
+        setButtonColor(binding.settingsActionsButtonViewApps, vibrantColor)
-        setButtonColor(settings_actions_button_install_apps, vibrantColor)
+        setButtonColor(binding.settingsActionsButtonInstallApps, vibrantColor)
     }
 
     override fun setOnClicks() {
 
         // App management buttons
-        settings_actions_button_view_apps.setOnClickListener{
+        binding.settingsActionsButtonViewApps.setOnClickListener{
             val intent = Intent(this.context, ListActivity::class.java)
             intent.putExtra("intention", ListActivity.ListActivityIntention.VIEW.toString())
             intendedSettingsPause = true
             startActivity(intent)
         }
-        settings_actions_button_install_apps.setOnClickListener{
+        binding.settingsActionsButtonInstallApps.setOnClickListener{
             try {
                 val rateIntent = Intent(
                     Intent.ACTION_VIEW,

app/src/main/java/de/jrpie/android/launcher/settings/actions/SettingsFragmentActionsRecycler.kt

@@ -8,7 +8,6 @@ import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.LinearLayoutManager
 import de.jrpie.android.launcher.*
 import de.jrpie.android.launcher.list.ListActivity
-import kotlinx.android.synthetic.main.settings_actions_recycler.*
 import android.app.Activity
 import android.content.Intent
 import android.widget.Button
@@ -17,6 +16,7 @@ import android.widget.TextView
 import androidx.recyclerview.widget.RecyclerView
 import de.jrpie.android.launcher.list.other.LauncherAction
 import de.jrpie.android.launcher.settings.intendedSettingsPause
+import de.jrpie.android.launcher.databinding.SettingsActionsRecyclerBinding
 import java.lang.Exception
 
 /**
@@ -27,11 +27,13 @@ import java.lang.Exception
  */
 class SettingsFragmentActionsRecycler : Fragment(), UIObject {
 
+    private lateinit var binding: SettingsActionsRecyclerBinding
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.settings_actions_recycler, container, false)
+        binding = SettingsActionsRecyclerBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart() {
@@ -39,9 +41,9 @@ class SettingsFragmentActionsRecycler : Fragment(), UIObject {
 
         // set up the list / recycler
         val actionViewManager = LinearLayoutManager(context)
-        val actionViewAdapter = ActionsRecyclerAdapter( activity!! )
+        val actionViewAdapter = ActionsRecyclerAdapter( requireActivity() )
 
-        settings_actions_rview.apply {
+        binding.settingsActionsRview.apply {
             // improve performance (since content changes don't change the layout size)
             setHasFixedSize(true)
             layoutManager = actionViewManager

app/src/main/java/de/jrpie/android/launcher/settings/launcher/SettingsFragmentLauncher.kt

@@ -30,7 +30,7 @@ import de.jrpie.android.launcher.setSwitchColor
 import de.jrpie.android.launcher.setWindowFlags
 import de.jrpie.android.launcher.settings.intendedSettingsPause
 import de.jrpie.android.launcher.vibrantColor
-import kotlinx.android.synthetic.main.settings_launcher.*
+import de.jrpie.android.launcher.databinding.SettingsLauncherBinding
 
 
 /**
@@ -40,11 +40,13 @@ import kotlinx.android.synthetic.main.settings_launcher.*
  */
 class SettingsFragmentLauncher : Fragment(), UIObject {
 
+    private lateinit var binding: SettingsLauncherBinding
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.settings_launcher, container, false)
+        binding = SettingsLauncherBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart(){
@@ -55,21 +57,21 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
 
     override fun applyTheme() {
 
-        setSwitchColor(settings_launcher_switch_screen_timeout, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchScreenTimeout, vibrantColor)
-        setSwitchColor(settings_launcher_switch_screen_full, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchScreenFull, vibrantColor)
-        setSwitchColor(settings_launcher_switch_auto_launch, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchAutoLaunch, vibrantColor)
-        setSwitchColor(settings_launcher_switch_auto_keyboard, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchAutoKeyboard, vibrantColor)
-        setSwitchColor(settings_launcher_switch_enable_double, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchEnableDouble, vibrantColor)
-        setSwitchColor(settings_launcher_switch_enable_edge, vibrantColor)
+        setSwitchColor(binding.settingsLauncherSwitchEnableEdge, vibrantColor)
 
 
-        setButtonColor(settings_launcher_button_choose_wallpaper, vibrantColor)
+        setButtonColor(binding.settingsLauncherButtonChooseWallpaper, vibrantColor)
-        settings_seekbar_sensitivity.progressDrawable.setColorFilter(vibrantColor, PorterDuff.Mode.SRC_IN)
+        binding.settingsSeekbarSensitivity.progressDrawable.setColorFilter(vibrantColor, PorterDuff.Mode.SRC_IN)
     }
 
     override fun setOnClicks() {
 
-        val preferences = getPreferences(activity!!)
+        val preferences = getPreferences(requireActivity())
 
         fun bindSwitchToPref(switch: Switch, pref: String, default: Boolean, onChange: (Boolean) -> Unit){
             switch.isChecked = preferences.getBoolean(pref, default)
@@ -81,7 +83,7 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
             }
         }
 
-        settings_launcher_button_choose_wallpaper.setOnClickListener {
+        binding.settingsLauncherButtonChooseWallpaper.setOnClickListener {
             // https://github.com/LineageOS/android_packages_apps_Trebuchet/blob/6caab89b21b2b91f0a439e1fd8c4510dcb255819/src/com/android/launcher3/views/OptionsPopupView.java#L271
             val intent = Intent(Intent.ACTION_SET_WALLPAPER)
                 //.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK)
@@ -92,26 +94,26 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
 
 
 
-        bindSwitchToPref(settings_launcher_switch_screen_timeout, PREF_SCREEN_TIMEOUT_DISABLED, false) {
+        bindSwitchToPref(binding.settingsLauncherSwitchScreenTimeout, PREF_SCREEN_TIMEOUT_DISABLED, false) {
             activity?.let{setWindowFlags(it.window)}
         }
-        bindSwitchToPref(settings_launcher_switch_screen_full, PREF_SCREEN_FULLSCREEN, true) {
+        bindSwitchToPref(binding.settingsLauncherSwitchScreenFull, PREF_SCREEN_FULLSCREEN, true) {
             activity?.let{setWindowFlags(it.window)}
         }
-        bindSwitchToPref(settings_launcher_switch_auto_launch, PREF_SEARCH_AUTO_LAUNCH, false) {}
+        bindSwitchToPref(binding.settingsLauncherSwitchAutoLaunch, PREF_SEARCH_AUTO_LAUNCH, false) {}
-        bindSwitchToPref(settings_launcher_switch_auto_keyboard, PREF_SEARCH_AUTO_KEYBOARD, true) {}
+        bindSwitchToPref(binding.settingsLauncherSwitchAutoKeyboard, PREF_SEARCH_AUTO_KEYBOARD, true) {}
-        bindSwitchToPref(settings_launcher_switch_enable_double, PREF_DOUBLE_ACTIONS_ENABLED, false) {
+        bindSwitchToPref(binding.settingsLauncherSwitchEnableDouble, PREF_DOUBLE_ACTIONS_ENABLED, false) {
             //intendedSettingsPause = true
             // TODO fixme: This causes the app to crash on some devices.
             //activity?.recreate()
         }
-        bindSwitchToPref(settings_launcher_switch_enable_edge, PREF_EDGE_ACTIONS_ENABLED, false) {
+        bindSwitchToPref(binding.settingsLauncherSwitchEnableEdge, PREF_EDGE_ACTIONS_ENABLED, false) {
             //intendedSettingsPause = true
             // TODO fixme
             //activity?.recreate()
         }
 
-        settings_seekbar_sensitivity.setOnSeekBarChangeListener(
+        binding.settingsSeekbarSensitivity.setOnSeekBarChangeListener(
             object : SeekBar.OnSeekBarChangeListener {
                 override fun onProgressChanged(p0: SeekBar?, p1: Int, p2: Boolean) {}
                 override fun onStartTrackingTouch(p0: SeekBar?) {}
@@ -126,18 +128,18 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
 
     override fun adjustLayout() {
 
-        val preferences = getPreferences(activity!!)
+        val preferences = getPreferences(requireActivity())
         // Load values into the date-format spinner
         val staticAdapter = ArrayAdapter.createFromResource(
-                activity!!, R.array.settings_launcher_time_format_spinner_items,
+                requireActivity(), R.array.settings_launcher_time_format_spinner_items,
                 android.R.layout.simple_spinner_item )
 
         staticAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        settings_launcher_format_spinner.adapter = staticAdapter
+        binding.settingsLauncherFormatSpinner.adapter = staticAdapter
 
-        settings_launcher_format_spinner.setSelection(preferences.getInt(PREF_DATE_FORMAT, 0))
+        binding.settingsLauncherFormatSpinner.setSelection(preferences.getInt(PREF_DATE_FORMAT, 0))
 
-        settings_launcher_format_spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
+        binding.settingsLauncherFormatSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
             override fun onItemSelected(parent: AdapterView<*>, view: View, position: Int, id: Long) {
                 preferences.edit()
                     .putInt(PREF_DATE_FORMAT, position)
@@ -153,7 +155,7 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
             android.R.layout.simple_spinner_item )
 
         staticThemeAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item)
-        settings_launcher_theme_spinner.adapter = staticThemeAdapter
+        binding.settingsLauncherThemeSpinner.adapter = staticThemeAdapter
 
         val themeInt = when (getSavedTheme(activity!!)) {
             "finn" -> 0
@@ -161,9 +163,9 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
             else -> 0
         }
 
-        settings_launcher_theme_spinner.setSelection(themeInt)
+        binding.settingsLauncherThemeSpinner.setSelection(themeInt)
 
-        settings_launcher_theme_spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
+        binding.settingsLauncherThemeSpinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
             override fun onItemSelected(parent: AdapterView<*>, view: View, position: Int, id: Long) {
                 when (position) {
                     0 -> if (getSavedTheme(activity!!) != "finn") resetToDefaultTheme(activity!!)
@@ -173,6 +175,6 @@ class SettingsFragmentLauncher : Fragment(), UIObject {
             override fun onNothingSelected(parent: AdapterView<*>?) { }
         }
 
-        settings_seekbar_sensitivity.progress = preferences.getInt(PREF_SLIDE_SENSITIVITY, 2) * 4 / 100
+        binding.settingsSeekbarSensitivity.progress = preferences.getInt(PREF_SLIDE_SENSITIVITY, 2) * 4 / 100
     }
 }

app/src/main/java/de/jrpie/android/launcher/settings/meta/SettingsFragmentMeta.kt

@@ -17,7 +17,7 @@ import de.jrpie.android.launcher.setButtonColor
 import de.jrpie.android.launcher.settings.intendedSettingsPause
 import de.jrpie.android.launcher.tutorial.TutorialActivity
 import de.jrpie.android.launcher.vibrantColor
-import kotlinx.android.synthetic.main.settings_meta.*
+import de.jrpie.android.launcher.databinding.SettingsMetaBinding
 
 /**
  * The [SettingsFragmentMeta] is a used as a tab in the SettingsActivity.
@@ -29,11 +29,13 @@ import kotlinx.android.synthetic.main.settings_meta.*
  */
 class SettingsFragmentMeta : Fragment(), UIObject {
 
+    private lateinit var binding: SettingsMetaBinding
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.settings_meta, container, false)
+        binding = SettingsMetaBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart() {
@@ -57,37 +59,37 @@ class SettingsFragmentMeta : Fragment(), UIObject {
     }
 
     override fun applyTheme() {
-        setButtonColor(settings_meta_button_select_launcher, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonSelectLauncher, vibrantColor)
-        setButtonColor(settings_meta_button_view_tutorial, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonViewTutorial, vibrantColor)
-        setButtonColor(settings_meta_button_reset_settings, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonResetSettings, vibrantColor)
-        setButtonColor(settings_meta_button_report_bug, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonReportBug, vibrantColor)
-        setButtonColor(settings_meta_button_contact, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonContact, vibrantColor)
-        setButtonColor(settings_meta_button_fork_contact, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonForkContact, vibrantColor)
-        setButtonColor(settings_meta_button_privacy, vibrantColor)
+        setButtonColor(binding.settingsMetaButtonPrivacy, vibrantColor)
     }
 
     override fun setOnClicks() {
 
-        settings_meta_button_select_launcher.setOnClickListener {
+        binding.settingsMetaButtonSelectLauncher.setOnClickListener {
             intendedSettingsPause = true
             val callHomeSettingIntent = Intent(Settings.ACTION_HOME_SETTINGS)
             startActivity(callHomeSettingIntent)
         }
 
-        settings_meta_button_view_tutorial.setOnClickListener {
+        binding.settingsMetaButtonViewTutorial.setOnClickListener {
             intendedSettingsPause = true
             startActivity(Intent(this.context, TutorialActivity::class.java))
         }
 
         // prompting for settings-reset confirmation
-        settings_meta_button_reset_settings.setOnClickListener {
+        binding.settingsMetaButtonResetSettings.setOnClickListener {
-            AlertDialog.Builder(this.context!!, R.style.AlertDialogCustom)
+            AlertDialog.Builder(this.requireContext(), R.style.AlertDialogCustom)
                 .setTitle(getString(R.string.settings_meta_reset))
                 .setMessage(getString(R.string.settings_meta_reset_confirm))
                 .setPositiveButton(android.R.string.ok
                 ) { _, _ ->
-                    resetSettings(this.context!!)
+                    resetSettings(this.requireContext())
-                    activity!!.finish()
+                    requireActivity().finish()
                 }
                 .setNegativeButton(android.R.string.cancel, null)
                 .setIcon(android.R.drawable.ic_dialog_alert)
@@ -96,7 +98,7 @@ class SettingsFragmentMeta : Fragment(), UIObject {
 
 
         // report a bug
-        settings_meta_button_report_bug.setOnClickListener {
+        binding.settingsMetaButtonReportBug.setOnClickListener {
             intendedSettingsPause = true
             openNewTabWindow(
                 getString(R.string.settings_meta_report_bug_link),
@@ -107,7 +109,7 @@ class SettingsFragmentMeta : Fragment(), UIObject {
 
 
         // contact developer
-        settings_meta_button_contact.setOnClickListener {
+        binding.settingsMetaButtonContact.setOnClickListener {
             intendedSettingsPause = true
             openNewTabWindow(
                 getString(R.string.settings_meta_contact_url),
@@ -116,7 +118,7 @@ class SettingsFragmentMeta : Fragment(), UIObject {
         }
 
         // contact fork developer
-        settings_meta_button_fork_contact.setOnClickListener {
+        binding.settingsMetaButtonForkContact.setOnClickListener {
             intendedSettingsPause = true
             openNewTabWindow(
                 getString(R.string.settings_meta_fork_contact_url),
@@ -125,7 +127,7 @@ class SettingsFragmentMeta : Fragment(), UIObject {
         }
 
         // privacy policy
-        settings_meta_button_privacy.setOnClickListener {
+        binding.settingsMetaButtonPrivacy.setOnClickListener {
             intendedSettingsPause = true
             openNewTabWindow(
                 getString(R.string.settings_meta_privacy_url),

app/src/main/java/de/jrpie/android/launcher/tutorial/tabs/TutorialFragmentConcept.kt

@@ -8,23 +8,22 @@ import androidx.fragment.app.Fragment
 import de.jrpie.android.launcher.BuildConfig
 import de.jrpie.android.launcher.R
 import de.jrpie.android.launcher.UIObject
-import kotlinx.android.synthetic.main.tutorial_concept.*
+import de.jrpie.android.launcher.databinding.TutorialConceptBinding
-import kotlinx.android.synthetic.main.tutorial_concept.view.*
-
 /**
  * The [TutorialFragmentConcept] is a used as a tab in the TutorialActivity.
  *
  * It is used to display info about Launchers concept (open source, efficiency ...)
  */
 class TutorialFragmentConcept : Fragment(), UIObject {
+    private lateinit var binding: TutorialConceptBinding
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        val layout = inflater.inflate(R.layout.tutorial_concept, container, false)
+        val binding = TutorialConceptBinding.inflate(inflater, container, false)
-        layout.tutorial_concept_badge_version.text = BuildConfig.VERSION_NAME
+        binding.tutorialConceptBadgeVersion.text = BuildConfig.VERSION_NAME
-        return layout
+        return binding.root
     }
 
     override fun onStart(){

app/src/main/java/de/jrpie/android/launcher/tutorial/tabs/TutorialFragmentFinish.kt

@@ -7,7 +7,7 @@ import android.view.View
 import android.view.ViewGroup
 import de.jrpie.android.launcher.*
 import de.jrpie.android.launcher.BuildConfig.VERSION_NAME
-import kotlinx.android.synthetic.main.tutorial_finish.*
+import de.jrpie.android.launcher.databinding.TutorialFinishBinding
 
 /**
  * The [TutorialFragmentFinish] is a used as a tab in the TutorialActivity.
@@ -16,11 +16,14 @@ import kotlinx.android.synthetic.main.tutorial_finish.*
  */
 class TutorialFragmentFinish : Fragment(), UIObject {
 
+    private lateinit var binding: TutorialFinishBinding
+
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.tutorial_finish, container, false)
+        binding = TutorialFinishBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart() {
@@ -29,13 +32,13 @@ class TutorialFragmentFinish : Fragment(), UIObject {
     }
 
     override fun applyTheme() {
-        setButtonColor(tutorial_finish_button_start, vibrantColor)
+        setButtonColor(binding.tutorialFinishButtonStart, vibrantColor)
-        tutorial_finish_button_start.blink()
+        binding.tutorialFinishButtonStart.blink()
     }
 
     override fun setOnClicks() {
         super.setOnClicks()
-        tutorial_finish_button_start.setOnClickListener{ finishTutorial() }
+        binding.tutorialFinishButtonStart.setOnClickListener{ finishTutorial() }
     }
 
     private fun finishTutorial() {

app/src/main/java/de/jrpie/android/launcher/tutorial/tabs/TutorialFragmentStart.kt

@@ -6,7 +6,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import de.jrpie.android.launcher.*
-import kotlinx.android.synthetic.main.tutorial_start.*
+import de.jrpie.android.launcher.databinding.TutorialStartBinding
 
 /**
  * The [TutorialFragmentStart] is a used as a tab in the TutorialActivity.
@@ -15,11 +15,13 @@ import kotlinx.android.synthetic.main.tutorial_start.*
  */
 class TutorialFragmentStart : Fragment(), UIObject {
 
+    private lateinit var binding: TutorialStartBinding
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
-        return inflater.inflate(R.layout.tutorial_start, container, false)
+        binding = TutorialStartBinding.inflate(inflater, container, false)
+        return binding.root
     }
 
     override fun onStart(){
@@ -29,8 +31,8 @@ class TutorialFragmentStart : Fragment(), UIObject {
 
     override fun applyTheme() {
 
-        tutorial_start_icon_right.setTextColor(vibrantColor)
+        binding.tutorialStartIconRight.setTextColor(vibrantColor)
-        tutorial_start_icon_right.blink()
+        binding.tutorialStartIconRight.blink()
 
     }
 }

build.gradle

@@ -1,15 +1,18 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    ext.kotlin_version = '1.6.21'
+    ext.kotlin_version = '2.0.0'
+    ext.android_plugin_version = '8.5.1'
     repositories {
         google()
         jcenter()
         
     }
+
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.5.0'
+        classpath 'com.android.tools.build:gradle:8.5.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+        classpath "com.android.tools.build:gradle:$android_plugin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -27,3 +30,4 @@ allprojects {
 task clean(type: Delete) {
     delete rootProject.buildDir
 }
+

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Wed Dec 30 21:50:58 CET 2020
+#Wed Jul 31 15:46:24 CEST 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip