Turn #1560 into an option

app/src/main/java/com/github/libretube/constants/PreferenceKeys.kt

@@ -86,6 +86,7 @@ object PreferenceKeys {
     const val PLAYER_PINCH_CONTROL = "player_pinch_control"
     const val CAPTIONS_SIZE = "captions_size"
     const val DOUBLE_TAP_TO_SEEK = "double_tap_seek"
+    const val PAUSE_ON_QUIT = "pause_on_quit"
 
     /**
      * Background mode

app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt

@@ -1442,7 +1442,7 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
             activity?.enterPictureInPictureMode(getPipParams())
             return
         }
-        if (!PlayerHelper.pipEnabled) exoPlayer.pause()
+        if (PlayerHelper.pauseOnQuit) exoPlayer.pause()
     }
 
     @RequiresApi(Build.VERSION_CODES.O)

app/src/main/java/com/github/libretube/ui/preferences/PlayerSettings.kt

@@ -2,6 +2,8 @@ package com.github.libretube.ui.preferences
 
 import android.content.ActivityNotFoundException
 import android.content.Intent
+import android.os.Build
+import android.os.Build.VERSION.SDK_INT
 import android.os.Bundle
 import android.provider.Settings
 import android.widget.Toast
@@ -59,6 +61,18 @@ class PlayerSettings : BasePreferenceFragment() {
             }
             true
         }
+
+        val pictureInPicture = findPreference<SwitchPreferenceCompat>(
+            PreferenceKeys.PICTURE_IN_PICTURE
+        )!!
+        val pauseOnQuit = findPreference<SwitchPreferenceCompat>(PreferenceKeys.PAUSE_ON_QUIT)
+        pictureInPicture.isVisible = SDK_INT >= Build.VERSION_CODES.O
+        pauseOnQuit?.isVisible = !pictureInPicture.isVisible || !pictureInPicture.isChecked
+
+        pictureInPicture.setOnPreferenceChangeListener { _, newValue ->
+            pauseOnQuit?.isVisible = !(newValue as Boolean)
+            true
+        }
     }
 
     private fun setupSubtitlePref(preference: ListPreference) {

app/src/main/java/com/github/libretube/util/PlayerHelper.kt

@@ -320,6 +320,12 @@ object PlayerHelper {
             true
         )
 
+    val pauseOnQuit: Boolean
+        get() = PreferenceHelper.getBoolean(
+            PreferenceKeys.PAUSE_ON_QUIT,
+            false
+        )
+
     fun getDefaultResolution(context: Context): String {
         return if (NetworkHelper.isNetworkMobile(context)) {
             PreferenceHelper.getString(

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

@@ -421,6 +421,7 @@
     <string name="hide_watched_from_feed">Hide watched videos from feed</string>
     <string name="hide_watched_from_feed_summary">Don\'t show videos being watched more than 90% in the subscriptions tab.</string>
     <string name="playlistUrl">Playlist URL</string>
+    <string name="pause_on_quit">Pause on quit</string>
 
     <!-- Notification channel strings -->
     <string name="download_channel_name">Download Service</string>

app/src/main/res/xml/player_settings.xml

@@ -38,6 +38,12 @@
             app:key="picture_in_picture"
             app:title="@string/picture_in_picture" />
 
+        <SwitchPreferenceCompat
+            android:defaultValue="false"
+            android:icon="@drawable/ic_pause_filled"
+            app:key="pause_on_quit"
+            app:title="@string/pause_on_quit" />
+
         <SwitchPreferenceCompat
             android:icon="@drawable/ic_rotating_circle"
             android:summary="@string/autoRotatePlayer_summary"