Add auto webtoon snackbar

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -24,6 +24,7 @@ import androidx.core.view.ViewCompat
 import com.afollestad.materialdialogs.MaterialDialog
 import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import com.elvishew.xlog.XLog
+import com.google.android.material.snackbar.Snackbar
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
@@ -58,9 +59,11 @@ import eu.kanade.tachiyomi.util.view.gone
 import eu.kanade.tachiyomi.util.view.hideBar
 import eu.kanade.tachiyomi.util.view.isDefaultBar
 import eu.kanade.tachiyomi.util.view.showBar
+import eu.kanade.tachiyomi.util.view.snack
 import eu.kanade.tachiyomi.util.view.visible
 import eu.kanade.tachiyomi.widget.SimpleAnimationListener
 import eu.kanade.tachiyomi.widget.SimpleSeekBarListener
+import exh.util.defaultReaderType
 import java.io.File
 import java.util.concurrent.TimeUnit
 import kotlin.math.abs
@@ -645,6 +648,13 @@ class ReaderActivity : BaseRxActivity<ReaderActivityBinding, ReaderPresenter>()
 
         binding.pleaseWait.visible()
         binding.pleaseWait.startAnimation(AnimationUtils.loadAnimation(this, R.anim.fade_in_long))
+
+        if (preferences.eh_useAutoWebtoon().get()) {
+            val defaultReaderType = manga.defaultReaderType()
+            if (manga.viewer == 0 && defaultReaderType != null && defaultReaderType == WEBTOON) {
+                binding.readerLayout.snack(resources.getString(R.string.eh_auto_webtoon_snack), Snackbar.LENGTH_LONG) {}
+            }
+        }
     }
 
     /**

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

@@ -1,6 +1,7 @@
 <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/reader_layout"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:gravity="center">

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

@@ -111,6 +111,7 @@
     <string name="eh_batch_add_adding_galleries">Adding galleries…</string>
     <string name="eh_batch_add_finish">Finish</string>
     <string name="eh_auto_webtoon_mode">Auto Webtoon Mode Detection</string>
+    <string name="eh_auto_webtoon_snack">Reading webtoon style</string>
 
     <!-- AZ -->
     <string name="az_recommends">See Recommendations</string>