Fixed bottom sheet for Immersive mode

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

@@ -14,17 +14,16 @@
  */
 package code.name.monkey.retromusic.activities.base
 
-import android.graphics.Color
 import android.os.Bundle
 import android.view.View
 import android.view.ViewGroup
 import android.view.ViewTreeObserver
 import android.widget.FrameLayout
 import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.isVisible
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.commit
-import code.name.monkey.appthemehelper.util.ColorUtil
 import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.RetroBottomSheetBehavior
 import code.name.monkey.retromusic.databinding.SlidingMusicPanelLayoutBinding
@@ -55,7 +54,6 @@ import code.name.monkey.retromusic.fragments.queue.PlayingQueueFragment
 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 com.google.android.material.bottomnavigation.BottomNavigationView
 import com.google.android.material.bottomsheet.BottomSheetBehavior.*
 import org.koin.androidx.viewmodel.ext.android.viewModel
@@ -66,6 +64,7 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
         var fromNotification: Boolean = false
     }
 
+    private var windowInsets: WindowInsetsCompat? = null
     protected val libraryViewModel by viewModel<LibraryViewModel>()
     private lateinit var bottomSheetBehavior: RetroBottomSheetBehavior<FrameLayout>
     private var playerFragment: AbsPlayerFragment? = null
@@ -81,8 +80,6 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
 
         override fun onSlide(bottomSheet: View, slideOffset: Float) {
             setMiniPlayerAlphaProgress(slideOffset)
-            binding.dimBackground.show()
-            binding.dimBackground.alpha = slideOffset
         }
 
         override fun onStateChanged(bottomSheet: View, newState: Int) {
@@ -92,7 +89,6 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
                 }
                 STATE_COLLAPSED -> {
                     onPanelCollapsed()
-                    binding.dimBackground.hide()
                     if (fromNotification) {
                         hideBottomBar(MusicPlayerRemote.playingQueue.isEmpty())
                         fromNotification = false
@@ -117,17 +113,16 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
         super.onCreate(savedInstanceState)
         binding = createContentView()
         setContentView(binding.root)
+        ViewCompat.setOnApplyWindowInsetsListener(
+            binding.root
+        ) { _, insets ->
+            windowInsets = insets
+            insets
+        }
         binding.bottomNavigationView.drawAboveNavBarWithPadding()
         chooseFragmentForTheme()
         setupSlidingUpPanel()
         setupBottomSheet()
-
-        val themeColor = resolveColor(android.R.attr.windowBackground, Color.GRAY)
-        binding.dimBackground.setBackgroundColor(ColorUtil.withAlpha(themeColor, 0.5f))
-        binding.dimBackground.setOnClickListener {
-            println("dimBackground")
-            collapsePanel()
-        }
     }
 
     private fun setupBottomSheet() {
@@ -291,13 +286,15 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
     }
 
     fun hideBottomBar(hide: Boolean) {
-        val heightOfBar = RetroUtil.getNavigationBarHeight() +
-                if (MusicPlayerRemote.isCasting) dip(R.dimen.cast_mini_player_height) else dip(R.dimen.mini_player_height)
+        val heightOfBar =
+            windowInsets.safeGetBottomInsets() +
+                    if (MusicPlayerRemote.isCasting) dip(R.dimen.cast_mini_player_height) else dip(R.dimen.mini_player_height)
         val heightOfBarWithTabs = heightOfBar + dip(R.dimen.bottom_nav_height)
         val isVisible = binding.bottomNavigationView.isVisible
         if (hide) {
             bottomSheetBehavior.isHideable = true
             bottomSheetBehavior.peekHeight = 0
+            bottomSheetBehavior.state = STATE_HIDDEN
             libraryViewModel.setFabMargin(if (isVisible) dip(R.dimen.bottom_nav_height) else 0)
             ViewCompat.setElevation(binding.slidingPanel, 0f)
             ViewCompat.setElevation(binding.bottomNavigationView, 10f)
@@ -312,11 +309,11 @@ abstract class AbsSlidingMusicPanelActivity : AbsMusicServiceActivity() {
                     if (bottomSheetBehavior.state != STATE_EXPANDED)
                         getBottomNavigationView().translateYAnimate(0F)
                     bottomSheetBehavior.peekHeightAnimate(heightOfBarWithTabs)
-                    libraryViewModel.setFabMargin(heightOfBarWithTabs - RetroUtil.getNavigationBarHeight())
+                    libraryViewModel.setFabMargin(heightOfBarWithTabs - windowInsets.safeGetBottomInsets())
                 } else {
                     println("Details")
                     bottomSheetBehavior.peekHeight = heightOfBar
-                    libraryViewModel.setFabMargin(heightOfBar - RetroUtil.getNavigationBarHeight())
+                    libraryViewModel.setFabMargin(heightOfBar - windowInsets.safeGetBottomInsets())
                 }
             }
         }

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

@@ -0,0 +1,7 @@
+package code.name.monkey.retromusic.extensions
+
+import androidx.core.view.WindowInsetsCompat
+
+fun WindowInsetsCompat?.safeGetBottomInsets(): Int {
+    return this?.getInsets(WindowInsetsCompat.Type.navigationBars())?.bottom ?: 0
+}

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

@@ -28,6 +28,7 @@ import androidx.core.animation.doOnEnd
 import androidx.core.animation.doOnStart
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsCompat.Type.navigationBars
 import androidx.core.view.updateLayoutParams
 import code.name.monkey.appthemehelper.ThemeStore
 import code.name.monkey.appthemehelper.util.TintHelper
@@ -141,7 +142,7 @@ fun View.drawAboveNavBar() {
     ) { v: View, insets: WindowInsetsCompat ->
         v.updateLayoutParams<MarginLayoutParams> {
             bottomMargin =
-                insets.getInsets(WindowInsetsCompat.Type.navigationBars()).bottom
+                insets.getInsets(navigationBars()).bottom
         }
         insets
     }
@@ -154,7 +155,7 @@ fun View.drawAboveNavBarWithPadding() {
     ViewCompat.setOnApplyWindowInsetsListener(
         (this)
     ) { v: View, insets: WindowInsetsCompat ->
-        val navBarHeight = insets.getInsets(WindowInsetsCompat.Type.navigationBars()).bottom
+        val navBarHeight = insets.getInsets(navigationBars()).bottom
         v.updatePadding(bottom = navBarHeight)
         insets
     }

app/src/main/res/layout/sliding_music_panel_layout.xml

@@ -16,14 +16,6 @@
         app:defaultNavHost="true"
         app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
 
-    <View
-        android:id="@+id/dimBackground"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:clickable="true"
-        android:focusable="true"
-        android:visibility="gone" />
-
     <FrameLayout
         android:id="@+id/slidingPanel"
         style="@style/BottomSheetStyle"
@@ -31,7 +23,6 @@
         android:layout_height="wrap_content"
         app:behavior_hideable="true"
         app:behavior_peekHeight="0dp"
-        app:gestureInsetBottomIgnored="true"
         app:layout_behavior="code.name.monkey.retromusic.RetroBottomSheetBehavior">
 
         <FrameLayout

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

@@ -191,6 +191,7 @@
     <style name="BottomSheetStyle" parent="Widget.Material3.BottomSheet">
         <item name="android:maxWidth">@empty</item>
         <item name="android:backgroundTint">?attr/bottomSheetTint</item>
+        <item name="enableEdgeToEdge">true</item>
     </style>
 
     <style name="MaterialCardViewStroke">