Added navigation bar color to Pre Oreo devices for better navigation bar visibility

app/src/main/java/code/name/monkey/retromusic/activities/SettingsActivity.kt

@@ -17,6 +17,7 @@ package code.name.monkey.retromusic.activities
 import android.content.Intent
 import android.os.Bundle
 import android.view.MenuItem
+import androidx.core.view.ViewCompat
 import androidx.navigation.NavController
 import androidx.navigation.NavDestination
 import code.name.monkey.appthemehelper.ThemeStore
@@ -34,7 +35,6 @@ class SettingsActivity : AbsThemeActivity(), ColorCallback, OnThemeChangedListen
     override fun onCreate(savedInstanceState: Bundle?) {
         val mSavedInstanceState = extra<Bundle>(TAG).value ?: savedInstanceState
         super.onCreate(mSavedInstanceState)
-        setLightStatusBarAuto(surfaceColor())
         binding = ActivitySettingsBinding.inflate(layoutInflater)
         setContentView(binding.root)
         setupToolbar()

app/src/main/java/code/name/monkey/retromusic/activities/base/AbsSlidingMusicPanelActivity.kt

@@ -14,12 +14,15 @@
  */
 package code.name.monkey.retromusic.activities.base
 
+import android.animation.ArgbEvaluator
+import android.animation.ValueAnimator
 import android.content.res.ColorStateList
 import android.graphics.Color
 import android.os.Bundle
 import android.view.View
 import android.view.ViewGroup
 import android.view.ViewTreeObserver
+import android.view.animation.PathInterpolator
 import android.widget.FrameLayout
 import androidx.core.animation.doOnEnd
 import androidx.core.view.ViewCompat
@@ -61,9 +64,11 @@ import code.name.monkey.retromusic.helper.MusicPlayerRemote
 import code.name.monkey.retromusic.model.CategoryInfo
 import code.name.monkey.retromusic.util.PreferenceUtil
 import code.name.monkey.retromusic.util.RetroUtil
+import code.name.monkey.retromusic.util.ViewUtil
 import com.google.android.material.bottomsheet.BottomSheetBehavior.*
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
+
 abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
     companion object {
         val TAG: String = AbsSlidingMusicPanelActivity::class.java.simpleName
@@ -82,10 +87,22 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
     private val panelState: Int
         get() = bottomSheetBehavior.state
     private lateinit var binding: SlidingMusicPanelLayoutBinding
+
+    private var navigationBarColorAnimator: ValueAnimator? = null
+    private val argbEvaluator: ArgbEvaluator = ArgbEvaluator()
+
     private val bottomSheetCallbackList = object : BottomSheetCallback() {
 
         override fun onSlide(bottomSheet: View, slideOffset: Float) {
             setMiniPlayerAlphaProgress(slideOffset)
+            navigationBarColorAnimator?.cancel()
+            setNavigationBarColorPreOreo(
+                argbEvaluator.evaluate(
+                    slideOffset,
+                    surfaceColor(),
+                    playerFragment!!.paletteColor
+                ) as Int
+            )
         }
 
         override fun onStateChanged(bottomSheet: View, newState: Int) {
@@ -177,9 +194,25 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
         binding.playerFragmentContainer.alpha = (progress - 0.2F) / 0.2F
     }
 
+    private fun animateNavigationBarColor(color: Int) {
+        navigationBarColorAnimator?.cancel()
+        navigationBarColorAnimator = ValueAnimator
+            .ofArgb(window.navigationBarColor, color).apply {
+                duration = ViewUtil.RETRO_MUSIC_ANIM_TIME.toLong()
+                interpolator = PathInterpolator(0.4f, 0f, 1f, 1f)
+                addUpdateListener { animation: ValueAnimator ->
+                    setNavigationBarColorPreOreo(
+                        animation.animatedValue as Int
+                    )
+                }
+                start()
+            }
+    }
+
     open fun onPanelCollapsed() {
         setMiniPlayerAlphaProgress(0F)
         // restore values
+        animateNavigationBarColor(surfaceColor())
         setLightStatusBarAuto(surfaceColor())
         setLightNavigationAuto()
         setTaskDescriptionColor(taskColor)
@@ -258,12 +291,15 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
                 setLightNavigationBar(true)
                 setLightStatusBar(isColorLight)
             } else if (nowPlayingScreen == Card || nowPlayingScreen == Blur || nowPlayingScreen == BlurCard) {
+                animateNavigationBarColor(Color.BLACK)
                 setLightStatusBar(false)
                 setLightNavigationBar(true)
             } else if (nowPlayingScreen == Color || nowPlayingScreen == Tiny || nowPlayingScreen == Gradient) {
+                animateNavigationBarColor(paletteColor)
                 setLightNavigationBar(isColorLight)
                 setLightStatusBar(isColorLight)
             } else if (nowPlayingScreen == Full) {
+                animateNavigationBarColor(paletteColor)
                 setLightNavigationBar(isColorLight)
                 setLightStatusBar(false)
             } else if (nowPlayingScreen == Classic) {

app/src/main/java/code/name/monkey/retromusic/extensions/ActivityExtensions.kt

@@ -14,14 +14,16 @@
  */
 package code.name.monkey.retromusic.extensions
 
+import android.R
 import android.app.Activity
+import android.view.View
 import androidx.annotation.DimenRes
 import androidx.appcompat.app.AppCompatActivity
 import code.name.monkey.appthemehelper.util.ToolbarContentTintHelper
 import com.google.android.material.appbar.MaterialToolbar
+import android.view.ViewGroup
 
 fun AppCompatActivity.applyToolbar(toolbar: MaterialToolbar) {
-    //toolbar.setBackgroundColor(surfaceColor())
     ToolbarContentTintHelper.colorBackButton(toolbar)
     setSupportActionBar(toolbar)
 }
@@ -38,4 +40,6 @@ inline fun <reified T : Any> Activity.extraNotNull(key: String, default: T? = nu
 
 fun Activity.dip(@DimenRes id: Int): Int {
     return resources.getDimensionPixelSize(id)
-}
+}
+
+inline val Activity.rootView: View get() = findViewById<ViewGroup>(R.id.content).getChildAt(0)

app/src/main/java/code/name/monkey/retromusic/extensions/ActivityThemeExtensions.kt

@@ -6,9 +6,7 @@ import android.os.Build
 import android.view.View
 import android.view.WindowManager
 import androidx.appcompat.app.AppCompatActivity
-import androidx.core.view.WindowCompat
+import androidx.core.view.*
-import androidx.core.view.WindowInsetsCompat
-import androidx.core.view.WindowInsetsControllerCompat
 import androidx.fragment.app.FragmentActivity
 import code.name.monkey.appthemehelper.ATH
 import code.name.monkey.appthemehelper.util.ATHUtil
@@ -46,7 +44,6 @@ fun AppCompatActivity.exitFullscreen() {
     }
 }
 
-
 fun AppCompatActivity.hideStatusBar() {
     hideStatusBar(PreferenceUtil.isFullScreenMode)
 }
@@ -54,16 +51,25 @@ fun AppCompatActivity.hideStatusBar() {
 private fun AppCompatActivity.hideStatusBar(fullscreen: Boolean) {
     val statusBar = window.decorView.rootView.findViewById<View>(R.id.status_bar)
     if (statusBar != null) {
-        statusBar.visibility = if (fullscreen) View.GONE else View.VISIBLE
+        statusBar.isGone = fullscreen
     }
 }
 
 fun AppCompatActivity.setDrawBehindSystemBars() {
     WindowCompat.setDecorFitsSystemWindows(window, false)
-    window.statusBarColor = Color.TRANSPARENT
+    if (VersionUtils.hasOreo()) {
-    window.navigationBarColor = Color.TRANSPARENT
+        if (VersionUtils.hasQ()) {
-    if (VersionUtils.hasQ()) {
+            window.isNavigationBarContrastEnforced = false
-        window.isNavigationBarContrastEnforced = false
+        }
+        setNavigationBarColor(Color.TRANSPARENT)
+        setStatusBarColor(Color.TRANSPARENT)
+    } else {
+        setNavigationBarColorPreOreo(surfaceColor())
+        if (VersionUtils.hasMarshmallow()) {
+            setStatusBarColor(Color.TRANSPARENT)
+        } else {
+            setStatusBarColor(surfaceColor())
+        }
     }
 }
 
@@ -102,7 +108,11 @@ fun AppCompatActivity.setLightStatusBarAuto(bgColor: Int) {
 }
 
 fun AppCompatActivity.setLightNavigationBar(enabled: Boolean) {
-   ATH.setLightNavigationBar(this, enabled)
+    ATH.setLightNavigationBar(this, enabled)
+}
+
+fun AppCompatActivity.setLightNavigationBarAuto(bgColor: Int) {
+    setLightNavigationBar(ColorUtil.isColorLight(bgColor))
 }
 
 
@@ -136,4 +146,32 @@ fun AppCompatActivity.setStatusBarColorAuto() {
     // we don't want to use statusbar color because we are doing the color darkening on our own to support KitKat
     setStatusBarColor(ATHUtil.resolveColor(this, R.attr.colorSurface))
     setLightStatusBarAuto(ATHUtil.resolveColor(this, R.attr.colorSurface))
+}
+
+fun AppCompatActivity.setNavigationBarColor(color: Int) {
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+        window.navigationBarColor = color
+    } else {
+        window.navigationBarColor = ColorUtil.darkenColor(color)
+    }
+    setLightNavigationBarAuto(color)
+}
+
+fun AppCompatActivity.setNavigationBarColorPreOreo(color: Int) {
+    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
+        window.navigationBarColor = ColorUtil.darkenColor(color)
+    }
+}
+
+fun AppCompatActivity.setStatusBarColorPreMarshmallow(color: Int) {
+    val statusBar = window.decorView.rootView.findViewById<View>(R.id.status_bar)
+    if (statusBar != null) {
+        statusBar.setBackgroundColor(
+            ColorUtil.darkenColor(
+                color
+            )
+        )
+    } else {
+        window.statusBarColor = ColorUtil.darkenColor(color)
+    }
 }

app/src/main/java/code/name/monkey/retromusic/extensions/FragmentExtensions.kt

@@ -66,7 +66,6 @@ val FragmentManager.currentNavigationFragment: Fragment?
 fun AppCompatActivity.currentFragment(navHostId: Int): Fragment? {
     val navHostFragment: NavHostFragment =
         supportFragmentManager.findFragmentById(navHostId) as NavHostFragment
-    navHostFragment.targetFragment
     return navHostFragment.childFragmentManager.fragments.firstOrNull()
 }
 

app/src/main/java/code/name/monkey/retromusic/fragments/settings/AbsSettingsFragment.kt

@@ -26,8 +26,8 @@ import androidx.preference.ListPreference
 import androidx.preference.Preference
 import androidx.preference.PreferenceManager
 import code.name.monkey.appthemehelper.common.prefs.supportv7.ATEPreferenceFragmentCompat
-import code.name.monkey.retromusic.BuildConfig
 import code.name.monkey.retromusic.activities.OnThemeChangedListener
+import code.name.monkey.retromusic.extensions.rootView
 import code.name.monkey.retromusic.extensions.safeGetBottomInsets
 import code.name.monkey.retromusic.preferences.*
 import code.name.monkey.retromusic.util.NavigationUtil
@@ -77,7 +77,7 @@ abstract class AbsSettingsFragment : ATEPreferenceFragmentCompat() {
         // So we get insets from decor view
         // https://github.com/material-components/material-components-android/issues/1310
         ViewCompat.setOnApplyWindowInsetsListener(
-            requireActivity().window.decorView
+            requireActivity().rootView
         ) { _, insets ->
             listView.updatePadding(bottom = insets.safeGetBottomInsets())
             insets

app/src/main/java/code/name/monkey/retromusic/fragments/settings/MainSettingsFragment.kt

@@ -15,7 +15,6 @@
 package code.name.monkey.retromusic.fragments.settings
 
 import android.content.res.ColorStateList
-import android.os.Build
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
@@ -29,6 +28,7 @@ import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.databinding.FragmentMainSettingsBinding
 import code.name.monkey.retromusic.extensions.hide
+import code.name.monkey.retromusic.extensions.rootView
 import code.name.monkey.retromusic.extensions.safeGetBottomInsets
 import code.name.monkey.retromusic.extensions.show
 import code.name.monkey.retromusic.util.NavigationUtil
@@ -90,7 +90,7 @@ class MainSettingsFragment : Fragment(), View.OnClickListener {
         }
 
         ViewCompat.setOnApplyWindowInsetsListener(
-            requireActivity().window.decorView
+            requireActivity().rootView
         ) { _, insets ->
             binding.container.updatePadding(bottom = insets.safeGetBottomInsets())
             insets
@@ -100,6 +100,5 @@ class MainSettingsFragment : Fragment(), View.OnClickListener {
     override fun onDestroyView() {
         super.onDestroyView()
         _binding = null
-        ViewCompat.setOnApplyWindowInsetsListener(requireActivity().window.decorView, null)
     }
 }

app/src/main/java/code/name/monkey/retromusic/glide/RetroGlideExtension.kt

@@ -1,12 +1,8 @@
 package code.name.monkey.retromusic.glide
 
-import android.graphics.Color
-import android.graphics.drawable.ColorDrawable
 import android.graphics.drawable.Drawable
-import androidx.core.graphics.drawable.toDrawable
 import code.name.monkey.appthemehelper.ThemeStore.Companion.accentColor
 import code.name.monkey.appthemehelper.util.TintHelper
-import code.name.monkey.retromusic.App
 import code.name.monkey.retromusic.App.Companion.getContext
 import code.name.monkey.retromusic.Constants.USER_BANNER
 import code.name.monkey.retromusic.Constants.USER_PROFILE

app/src/main/java/code/name/monkey/retromusic/lyrics/CoverLrcView.kt

@@ -13,33 +13,31 @@
  */
 package code.name.monkey.retromusic.lyrics
 
-import android.annotation.SuppressLint
-import kotlin.jvm.JvmOverloads
-import android.text.TextPaint
-import android.graphics.drawable.Drawable
 import android.animation.ValueAnimator
-import android.view.GestureDetector
+import android.annotation.SuppressLint
-import android.widget.Scroller
-import android.view.GestureDetector.SimpleOnGestureListener
-import android.view.MotionEvent
-import code.name.monkey.retromusic.R
-import android.text.TextUtils
-import android.os.AsyncTask
-import android.text.StaticLayout
-import android.view.animation.LinearInterpolator
 import android.content.Context
 import android.graphics.Canvas
 import android.graphics.Paint
+import android.graphics.drawable.Drawable
+import android.os.AsyncTask
 import android.os.Looper
 import android.text.Layout
+import android.text.StaticLayout
+import android.text.TextPaint
+import android.text.TextUtils
 import android.text.format.DateUtils
 import android.util.AttributeSet
+import android.view.GestureDetector
+import android.view.GestureDetector.SimpleOnGestureListener
+import android.view.MotionEvent
 import android.view.View
+import android.view.animation.LinearInterpolator
+import android.widget.Scroller
 import androidx.core.content.ContextCompat
 import androidx.core.content.res.ResourcesCompat
 import code.name.monkey.retromusic.BuildConfig
+import code.name.monkey.retromusic.R
 import java.io.File
-import java.lang.StringBuilder
 import java.util.*
 import kotlin.math.abs
 

app/src/main/java/code/name/monkey/retromusic/util/AppRater.kt

@@ -15,12 +15,7 @@
 package code.name.monkey.retromusic.util
 
 import android.app.Activity
-import android.content.Context
-import android.content.Intent
 import android.content.SharedPreferences
-import android.net.Uri
-import code.name.monkey.retromusic.R
-import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.play.core.review.ReviewManagerFactory
 
 object AppRater {

app/src/main/java/code/name/monkey/retromusic/util/ViewUtil.kt

@@ -26,7 +26,6 @@ import androidx.core.graphics.BlendModeCompat.SRC_IN
 import code.name.monkey.appthemehelper.util.ATHUtil
 import code.name.monkey.appthemehelper.util.ColorUtil
 import code.name.monkey.appthemehelper.util.MaterialValueHelper
-import com.google.android.material.progressindicator.CircularProgressIndicator
 
 object ViewUtil {
 

app/src/main/java/code/name/monkey/retromusic/util/theme/ThemeManager.kt

@@ -29,7 +29,13 @@ object ThemeManager {
         context: Context
     ): Int = when (context.generalThemeValue) {
         DARK -> AppCompatDelegate.MODE_NIGHT_YES
+        BLACK -> {
+            if (PreferenceUtil.baseTheme == "dark") {
+                AppCompatDelegate.MODE_NIGHT_YES
+            } else {
+                AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
+            }
+        }
         else -> AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM
     }
-}
+}
-

appthemehelper/src/main/java/code/name/monkey/appthemehelper/ATH.kt

@@ -3,7 +3,6 @@ package code.name.monkey.appthemehelper
 import android.app.Activity
 import android.app.ActivityManager
 import android.content.Context
-import android.graphics.Color
 import android.os.Build
 import android.view.View
 import androidx.annotation.ColorInt