theme changes rebuild host activity

Author: Idadelveloper

gradle/wrapper/gradle-wrapper.properties

@@ -1,10 +1,6 @@
+#Wed Jul 22 11:32:35 BST 2026
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionSha256Sum=bafc141b619ad6350fd975fc903156dd5c151998cc8b058e8c1044ab5f7b031f
-distributionUrl=https\://services.gradle.org/distributions/gradle-9.5.1-bin.zip
-networkTimeout=10000
-retries=0
-retryBackOffMs=500
-validateDistributionUrl=true
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.6.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

settings.gradle.kts

@@ -12,6 +12,9 @@ pluginManagement {
         mavenCentral()
     }
 }
+plugins {
+    id("org.gradle.toolchains.foojay-resolver-convention") version "1.0.0"
+}
 dependencyResolutionManagement {
     repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
     repositories {

shared/src/androidMain/kotlin/net/newpipe/app/platform/AndroidAppearanceActions.kt

@@ -8,21 +8,45 @@ package net.newpipe.app.platform
 import android.content.ActivityNotFoundException
 import android.content.Context
 import android.content.Intent
-import android.provider.Settings
+import android.provider.Settings as AndroidSettings
+import androidx.appcompat.app.AppCompatDelegate
 import co.touchlab.kermit.Logger
+import com.russhwolf.settings.Settings
+import net.newpipe.app.preferences.AppearancePreferences
 import org.koin.core.annotation.Singleton
 
 @Singleton(binds = [AppearanceActions::class])
-class AndroidAppearanceActions(private val context: Context) : AppearanceActions {
+class AndroidAppearanceActions(
+    private val context: Context,
+    private val settings: Settings,
+) : AppearanceActions {
 
     override fun openCaptionSettings() {
         try {
             context.startActivity(
-                Intent(Settings.ACTION_CAPTIONING_SETTINGS)
+                Intent(AndroidSettings.ACTION_CAPTIONING_SETTINGS)
                     .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
             )
         } catch (exception: ActivityNotFoundException) {
             Logger.e(messageString = "No activity found for captioning settings", throwable = exception)
         }
     }
+
+    override fun applyThemeChange(theme: String) {
+        AppCompatDelegate.setDefaultNightMode(
+            when (theme) {
+                AppearancePreferences.THEME_LIGHT -> AppCompatDelegate.MODE_NIGHT_NO
+
+                AppearancePreferences.THEME_DARK,
+                AppearancePreferences.THEME_BLACK -> AppCompatDelegate.MODE_NIGHT_YES
+
+                else -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            }
+        )
+        settings.putBoolean(KEY_THEME_CHANGE, true)
+    }
+
+    private companion object {
+        const val KEY_THEME_CHANGE = "key_theme_change"
+    }
 }

shared/src/commonMain/kotlin/net/newpipe/app/platform/AppearanceActions.kt

@@ -10,4 +10,6 @@ package net.newpipe.app.platform
  */
 interface AppearanceActions {
     fun openCaptionSettings()
+
+    fun applyThemeChange(theme: String)
 }

shared/src/commonMain/kotlin/net/newpipe/app/viewmodel/settings/AppearanceSettingsViewModel.kt

@@ -9,12 +9,16 @@ import androidx.lifecycle.ViewModel
 import com.russhwolf.settings.Settings
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
+import net.newpipe.app.platform.AppearanceActions
 import net.newpipe.app.preferences.AppearancePreferences
 import org.koin.core.annotation.KoinViewModel
 
 
 @KoinViewModel
-class AppearanceSettingsViewModel(private val settings: Settings) : ViewModel() {
+class AppearanceSettingsViewModel(
+    private val settings: Settings,
+    private val appearanceActions: AppearanceActions,
+) : ViewModel() {
 
     val theme: StateFlow<String>
         field = MutableStateFlow(
@@ -64,11 +68,13 @@ class AppearanceSettingsViewModel(private val settings: Settings) : ViewModel()
     fun setTheme(value: String) {
         settings.putString(AppearancePreferences.KEY_THEME, value)
         theme.value = value
+        appearanceActions.applyThemeChange(value)
     }
 
     fun setNightTheme(value: String) {
         settings.putString(AppearancePreferences.KEY_NIGHT_THEME, value)
         nightTheme.value = value
+        appearanceActions.applyThemeChange(theme.value)
     }
 
     fun setHoldToAppend(value: Boolean) {

shared/src/iosMain/kotlin/net/newpipe/app/platform/IOSAppearanceActions.kt

@@ -10,4 +10,6 @@ import org.koin.core.annotation.Singleton
 @Singleton(binds = [AppearanceActions::class])
 class IOSAppearanceActions : AppearanceActions {
     override fun openCaptionSettings() = Unit
+
+    override fun applyThemeChange(theme: String) = Unit
 }

shared/src/jvmMain/kotlin/net/newpipe/app/platform/JVMAppearanceActions.kt

@@ -10,4 +10,6 @@ import org.koin.core.annotation.Singleton
 @Singleton(binds = [AppearanceActions::class])
 class JVMAppearanceActions : AppearanceActions {
     override fun openCaptionSettings() = Unit
+
+    override fun applyThemeChange(theme: String) = Unit
 }