android: status bar and navigation bar colors from theme (#4568)

* android: status bar and navigation bar colors from theme

* padding

* background on desktop

* useless code

* colors

* removed unused param

* one more place

apps/multiplatform/android/src/main/java/chat/simplex/app/MainActivity.kt

@@ -13,6 +13,7 @@ import chat.simplex.app.model.NtfManager.getUserIdFromIntent
 import chat.simplex.common.*
 import chat.simplex.common.helpers.*
 import chat.simplex.common.model.*
+import chat.simplex.common.model.ChatController.appPrefs
 import chat.simplex.common.ui.theme.*
 import chat.simplex.common.views.chatlist.*
 import chat.simplex.common.views.helpers.*
@@ -24,11 +25,13 @@ import java.lang.ref.WeakReference
 class MainActivity: FragmentActivity() {
 
   override fun onCreate(savedInstanceState: Bundle?) {
+    mainActivity = WeakReference(this)
     platform.androidSetNightModeIfSupported()
+    val c = CurrentColors.value.colors
+    platform.androidSetStatusAndNavBarColors(c.isLight, c.background, !appPrefs.oneHandUI.get(), appPrefs.oneHandUI.get())
     applyAppLocale(ChatModel.controller.appPrefs.appLanguage)
     super.onCreate(savedInstanceState)
     // testJson()
-    mainActivity = WeakReference(this)
     // When call ended and orientation changes, it re-process old intent, it's unneeded.
     // Only needed to be processed on first creation of activity
     if (savedInstanceState == null) {

apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt

@@ -7,9 +7,13 @@ import chat.simplex.common.platform.Log
 import android.content.Intent
 import android.content.pm.ActivityInfo
 import android.os.*
+import android.view.View
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.toArgb
 import androidx.compose.ui.platform.LocalContext
+import androidx.core.view.ViewCompat
 import androidx.lifecycle.*
 import androidx.work.*
 import chat.simplex.app.model.NtfManager
@@ -20,8 +24,7 @@ import chat.simplex.common.model.*
 import chat.simplex.common.model.ChatController.appPrefs
 import chat.simplex.common.model.ChatModel.withChats
 import chat.simplex.common.platform.*
-import chat.simplex.common.ui.theme.CurrentColors
-import chat.simplex.common.ui.theme.DefaultTheme
+import chat.simplex.common.ui.theme.*
 import chat.simplex.common.views.call.*
 import chat.simplex.common.views.helpers.*
 import chat.simplex.common.views.onboarding.OnboardingStage
@@ -268,6 +271,35 @@ class SimplexApp: Application(), LifecycleEventObserver {
         uiModeManager.setApplicationNightMode(mode)
       }
 
+      override fun androidSetStatusAndNavBarColors(isLight: Boolean, backgroundColor: Color, hasTop: Boolean, hasBottom: Boolean) {
+        val window = mainActivity.get()?.window ?: return
+        @Suppress("DEPRECATION")
+        val windowInsetController = ViewCompat.getWindowInsetsController(window.decorView)
+
+        val statusBar = (if (hasTop) {
+          backgroundColor.mixWith(CurrentColors.value.colors.onBackground, 0.97f)
+        } else {
+          backgroundColor
+        }).toArgb()
+        val navBar = (if (hasBottom) {
+          backgroundColor.mixWith(CurrentColors.value.colors.onBackground, 0.97f)
+        } else {
+          backgroundColor
+        }).toArgb()
+        if (window.statusBarColor != statusBar) {
+          window.statusBarColor = statusBar
+        }
+        if (windowInsetController?.isAppearanceLightStatusBars != isLight) {
+          windowInsetController?.isAppearanceLightStatusBars = isLight
+        }
+        if (window.navigationBarColor != navBar) {
+          window.navigationBarColor = navBar
+        }
+        if (windowInsetController?.isAppearanceLightNavigationBars != isLight) {
+          windowInsetController?.isAppearanceLightNavigationBars = isLight
+        }
+      }
+
       override fun androidStartCallActivity(acceptCall: Boolean, remoteHostId: Long?, chatId: ChatId?) {
         val context = mainActivity.get() ?: return
         val intent = Intent(context, CallActivity::class.java)