Update android studio. Add compose settings screen.

app/build.gradle

@@ -30,7 +30,7 @@ android {
         targetSdkVersion 33
         versionCode versionProperties["versionCode"].toInteger()
         versionName "1.1.0Beta1"
-        resConfigs("de", "en")
+        resConfigs 'de', 'en'
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         multiDexEnabled true
         vectorDrawables {

app/src/main/java/me/zobrist/tichucounter/BaseActivity.kt

@@ -7,17 +7,23 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.os.LocaleListCompat
 import androidx.preference.PreferenceManager
+import dagger.hilt.android.AndroidEntryPoint
+import me.zobrist.tichucounter.domain.Language
+import me.zobrist.tichucounter.domain.SettingsAdapter
+import me.zobrist.tichucounter.domain.Theme
+import javax.inject.Inject
 
-
+@AndroidEntryPoint
 abstract class BaseActivity : AppCompatActivity(),
     SharedPreferences.OnSharedPreferenceChangeListener {
 
+    @Inject
+    lateinit var settingsAdapter: SettingsAdapter
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
 
-        val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
-        keepScreenOn(sharedPreferences.getBoolean("screen_on", false))
-        updateTheme(sharedPreferences.getString("theme", null))
+        keepScreenOn(settingsAdapter.keepScreenOn)
+        updateTheme(settingsAdapter.theme)
 
         PreferenceManager.getDefaultSharedPreferences(this)
             .registerOnSharedPreferenceChangeListener(this)
@@ -37,20 +43,19 @@ abstract class BaseActivity : AppCompatActivity(),
 
     override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String?) {
         when (key) {
-            "language" -> setLanguage(sharedPreferences.getString(key, null))
-            "screen_on" -> keepScreenOn(sharedPreferences.getBoolean(key, false))
-            "theme" -> updateTheme(sharedPreferences.getString(key, null))
+            settingsAdapter.language::class.simpleName -> setLanguage(settingsAdapter.language)
+            settingsAdapter.keepScreenOn::class.simpleName -> keepScreenOn(settingsAdapter.keepScreenOn)
+            settingsAdapter.theme::class.simpleName -> updateTheme(settingsAdapter.theme)
         }
     }
 
 
-    private fun updateTheme(theme: String?) {
+    private fun updateTheme(theme: Theme) {
 
         val themeValue = when (theme) {
-            "light" -> AppCompatDelegate.MODE_NIGHT_NO
-            "dark" -> AppCompatDelegate.MODE_NIGHT_YES
-            "default" -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
-            else -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            Theme.LIGHT -> AppCompatDelegate.MODE_NIGHT_NO
+            Theme.DARK -> AppCompatDelegate.MODE_NIGHT_YES
+            Theme.DEFAULT -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
         }
 
         if (themeValue != AppCompatDelegate.getDefaultNightMode()) {
@@ -67,7 +72,13 @@ abstract class BaseActivity : AppCompatActivity(),
         }
     }
 
-    private fun setLanguage(locale: String?) {
+    private fun setLanguage(language: Language) {
+
+        val locale = when (language) {
+            Language.ENGLISH -> "en"
+            Language.GERMAN -> "de"
+            else -> null
+        }
 
         val currentLocale = AppCompatDelegate.getApplicationLocales()[0].toString()
 

app/src/main/java/me/zobrist/tichucounter/MainActivity.kt

@@ -31,6 +31,8 @@ import me.zobrist.tichucounter.ui.MainViewModel
 import me.zobrist.tichucounter.ui.counter.*
 import me.zobrist.tichucounter.ui.history.HistoryList
 import me.zobrist.tichucounter.ui.history.HistoryViewModel
+import me.zobrist.tichucounter.ui.settings.SettingsView
+import me.zobrist.tichucounter.ui.settings.SettingsViewModel
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -41,6 +43,7 @@ class MainActivity : BaseActivity() {
 
     private val counterViewModel: CounterViewModel by viewModels()
     private val historyViewModel: HistoryViewModel by viewModels()
+    private val settingsViewModel: SettingsViewModel by viewModels()
     private val mainViewModel: MainViewModel by viewModels()
 
 
@@ -79,9 +82,7 @@ class MainActivity : BaseActivity() {
 
                     }
                     composable("settings") {
-                        Column() {
-                            Text("Settings")
-                        }
+                        SettingsView(settingsViewModel)
                         mainViewModel.setActions(emptyList())
                     }
                 }

app/src/main/java/me/zobrist/tichucounter/domain/SettingsAdapter.kt

@@ -0,0 +1,50 @@
+package me.zobrist.tichucounter.domain
+
+import android.content.Context
+import androidx.preference.PreferenceManager
+import dagger.hilt.android.qualifiers.ApplicationContext
+import javax.inject.Inject
+
+enum class Theme { DEFAULT, DARK, LIGHT }
+enum class Language { DEFAULT, GERMAN, ENGLISH }
+
+
+class SettingsAdapter @Inject constructor(@ApplicationContext private val context: Context) {
+
+    private val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context)
+
+    val language: Language
+        get() {
+            return Language.values()[sharedPreferences.getInt(Language::class.simpleName, 0)]
+        }
+
+    val theme: Theme
+        get() {
+            return Theme.values()[sharedPreferences.getInt(Theme::class.simpleName, 0)]
+        }
+
+    val keepScreenOn: Boolean
+        get() {
+            return sharedPreferences.getBoolean("keep_screen_on", false)
+        }
+
+
+    fun setLanguage(language: Language) {
+        val editor = sharedPreferences.edit()
+        editor.putInt(Language::class.simpleName, language.ordinal)
+        editor.commit()
+    }
+
+    fun setTheme(theme: Theme) {
+        val editor = sharedPreferences.edit()
+        editor.putInt(Theme::class.simpleName, theme.ordinal)
+        editor.commit()
+    }
+
+    fun setKeepScreenOn(setting: Boolean) {
+        val editor = sharedPreferences.edit()
+        editor.putBoolean("keep_screen_on", setting)
+        editor.commit()
+    }
+
+}

app/src/main/java/me/zobrist/tichucounter/ui/settings/SettingsView.kt

@@ -0,0 +1,122 @@
+package me.zobrist.tichucounter.ui.settings
+
+import androidx.compose.foundation.layout.*
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Check
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.focus.onFocusChanged
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
+import me.zobrist.tichucounter.R
+import me.zobrist.tichucounter.domain.Language
+import me.zobrist.tichucounter.domain.Theme
+
+
+val languageMap = mapOf(
+    Language.DEFAULT to R.string.android_default_text,
+    Language.ENGLISH to R.string.english,
+    Language.GERMAN to R.string.german
+)
+
+val themeMap = mapOf(
+    Theme.DEFAULT to R.string.android_default_text,
+    Theme.DARK to R.string.dark,
+    Theme.LIGHT to R.string.light
+)
+
+
+@Composable
+fun SettingsView(viewModel: SettingsViewModel) {
+    SettingsView(
+        viewModel.screenOn,
+        viewModel.language,
+        viewModel.theme,
+        { viewModel.updateScreenOn(it) },
+        { viewModel.updateLanguage(it) },
+        { viewModel.updateTheme(it) })
+}
+
+@Preview
+@Composable
+fun SettingsView(
+    valueScreenOn: Boolean = true,
+    valueLanguage: Language = Language.ENGLISH,
+    valueTheme: Theme = Theme.DARK,
+    updateScreenOn: (Boolean) -> Unit = {},
+    updateLanguage: (Language) -> Unit = {},
+    updateTheme: (Theme) -> Unit = {}
+) {
+    Column() {
+        BooleanSetting(
+            stringResource(R.string.keep_screen_on),
+            valueScreenOn
+        ) { updateScreenOn(it) }
+
+        StringSetting(
+            stringResource(R.string.choose_language_text),
+            languageMap,
+            valueLanguage,
+        ) { updateLanguage(it) }
+
+        StringSetting(
+            stringResource(R.string.choose_theme_text),
+            themeMap,
+            valueTheme,
+        ) { updateTheme(it) }
+    }
+}
+
+@Composable
+fun BooleanSetting(name: String, value: Boolean, updateValue: (Boolean) -> Unit) {
+    Row {
+        Column() {
+            Text(text = name)
+        }
+        Column() {
+            Checkbox(checked = value, onCheckedChange = { updateValue(it) })
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun <T> StringSetting(name: String, map: Map<T, Int>, selected: T, onSelected: (T) -> Unit) {
+
+    var expanded by remember { mutableStateOf(false) }
+
+    Row() {
+        TextField(
+            value = stringResource(map[selected]!!),
+            onValueChange = { },
+            singleLine = true,
+            label = { Text(name) },
+            readOnly = true,
+            modifier = Modifier
+                .onFocusChanged {
+                    if (it.isFocused) {
+                        expanded = true
+                    }
+                }
+        )
+        DropdownMenu(
+            expanded = expanded,
+            onDismissRequest = { expanded = false }
+        ) {
+            map.forEach {
+                DropdownMenuItem(
+                    onClick = {
+                        onSelected(it.key)
+                        expanded = false
+                    },
+                    text = { Text(stringResource(it.value)) },
+                    trailingIcon = {
+                        if (it.key == selected) {
+                            Icon(Icons.Outlined.Check, contentDescription = null)
+                        }
+                    })
+            }
+        }
+    }
+}

app/src/main/java/me/zobrist/tichucounter/ui/settings/SettingsViewModel.kt

@@ -0,0 +1,41 @@
+package me.zobrist.tichucounter.ui.settings
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import dagger.hilt.android.lifecycle.HiltViewModel
+import me.zobrist.tichucounter.domain.Language
+import me.zobrist.tichucounter.domain.SettingsAdapter
+import me.zobrist.tichucounter.domain.Theme
+import javax.inject.Inject
+
+@HiltViewModel
+class SettingsViewModel @Inject constructor(private val settings: SettingsAdapter) : ViewModel() {
+
+
+    var language by mutableStateOf(settings.language)
+        private set
+
+    var theme by mutableStateOf(settings.theme)
+        private set
+
+    var screenOn by mutableStateOf(false)
+        private set
+
+    fun updateLanguage(language: Language) {
+        settings.setLanguage(language)
+        this.language = settings.language
+    }
+
+    fun updateTheme(theme: Theme) {
+        settings.setTheme(theme)
+        this.theme = settings.theme
+    }
+
+    fun updateScreenOn(value: Boolean) {
+        settings.setKeepScreenOn(value)
+        screenOn = settings.keepScreenOn
+    }
+
+}

app/src/main/res/menu/activity_main_drawer.xml

@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    tools:showIn="navigation_view">
-
-    <group android:checkableBehavior="single">
-        <item
-            android:id="@+id/nav_counter"
-            android:icon="@drawable/ic_menu_camera"
-            android:title="@string/menu_counter" />
-        <item
-            android:id="@+id/nav_history"
-            android:icon="@drawable/ic_menu_gallery"
-            android:title="@string/menu_history" />
-        <item
-            android:id="@+id/nav_settings"
-            android:icon="@drawable/ic_menu_slideshow"
-            android:title="@string/menu_settings" />
-    </group>
-</menu>

app/src/main/res/menu/menu_counter.xml

@@ -1,18 +0,0 @@
-<menu 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"
-    tools:context="me.zobrist.tichucounter.MainActivity">
-    <item
-        android:id="@+id/action_undo"
-        android:icon="@drawable/ic_baseline_undo_24"
-        android:orderInCategory="5"
-        android:title="@string/undo"
-        app:showAsAction="ifRoom" />
-    <item
-        android:id="@+id/action_new"
-        android:checkable="false"
-        android:icon="@drawable/ic_baseline_add_24"
-        android:orderInCategory="10"
-        android:title="@string/clear"
-        app:showAsAction="ifRoom" />
-</menu>

app/src/main/res/navigation/mobile_navigation.xml

@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<navigation xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/mobile_navigation"
-    app:startDestination="@+id/nav_counter">
-
-    <fragment
-        android:id="@+id/nav_counter"
-        android:name="me.zobrist.tichucounter.ui.counter.CounterFragment"
-        android:label="@string/menu_counter"
-        tools:layout="@layout/fragment_counter" />
-
-    <fragment
-        android:id="@+id/nav_history"
-        android:name="me.zobrist.tichucounter.ui.history.HistoryFragment"
-        android:label="@string/menu_history"
-        tools:layout="@layout/fragment_slideshow" />
-
-    <fragment
-        android:id="@+id/nav_settings"
-        android:name="me.zobrist.tichucounter.ui.settings.SettingsFragment"
-        android:label="@string/menu_settings" />
-</navigation>

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

@@ -1,25 +0,0 @@
-<resources>
-    <!-- Theme Preference -->
-    <string-array name="theme_entries">
-        <item>@string/dark</item>
-        <item>@string/light</item>
-        <item>@string/android_default_text</item>
-    </string-array>
-
-    <string-array name="theme_values">
-        <item>dark</item>
-        <item>light</item>
-        <item>default</item>
-    </string-array>
-
-    <!-- Language Preference -->
-    <string-array name="language_entries">
-        <item>@string/english</item>
-        <item>@string/german</item>
-    </string-array>
-
-    <string-array name="language_values">
-        <item>en</item>
-        <item>de</item>
-    </string-array>
-</resources>