Respect animation setting for ViewPager2 scrolling

src/main/kotlin/nya/kitsunyan/foxydroid/screen/TabsFragment.kt

@@ -206,7 +206,7 @@ class TabsFragment: ScreenFragment() {
       tab.background = tab.context.getDrawableFromAttr(android.R.attr.selectableItemBackground)
       tab.setOnClickListener { _ ->
         setSelectedTab(it)
-        viewPager!!.currentItem = it.ordinal
+        viewPager!!.setCurrentItem(it.ordinal, Utils.areAnimationsEnabled(tab.context))
       }
       layout.tabs.addView(tab, 0, LinearLayout.LayoutParams.MATCH_PARENT)
       (tab.layoutParams as LinearLayout.LayoutParams).weight = 1f

src/main/kotlin/nya/kitsunyan/foxydroid/utility/Utils.kt

@@ -1,10 +1,12 @@
 package nya.kitsunyan.foxydroid.utility
 
+import android.animation.ValueAnimator
 import android.content.Context
 import android.content.pm.Signature
 import android.content.res.Configuration
 import android.graphics.drawable.Drawable
 import android.os.LocaleList
+import android.provider.Settings
 import androidx.core.content.ContextCompat
 import nya.kitsunyan.foxydroid.BuildConfig
 import nya.kitsunyan.foxydroid.R
@@ -88,4 +90,12 @@ object Utils {
     }
     return context.createConfigurationContext(newConfiguration)
   }
+
+  fun areAnimationsEnabled(context: Context): Boolean {
+    return if (Android.sdk(26)) {
+      ValueAnimator.areAnimatorsEnabled()
+    } else {
+      Settings.Global.getFloat(context.contentResolver, Settings.Global.ANIMATOR_DURATION_SCALE, 1f) != 0f
+    }
+  }
 }