Added animated progressbar

app/src/main/java/com/topjohnwu/magisk/model/entity/recycler/HideRvItem.kt

@@ -14,10 +14,12 @@ import com.topjohnwu.magisk.model.entity.ProcessHideApp
 import com.topjohnwu.magisk.model.entity.StatefulProcess
 import com.topjohnwu.magisk.model.entity.state.IndeterminateState
 import com.topjohnwu.magisk.model.events.HideProcessEvent
+import com.topjohnwu.magisk.model.observer.Observer
 import com.topjohnwu.magisk.redesign.hide.HideViewModel
 import com.topjohnwu.magisk.utils.DiffObservableList
 import com.topjohnwu.magisk.utils.KObservableField
 import com.topjohnwu.magisk.utils.RxBus
+import kotlin.math.roundToInt
 
 class HideItem(val item: ProcessHideApp) : ComparableRvItem<HideItem>() {
 
@@ -28,6 +30,9 @@ class HideItem(val item: ProcessHideApp) : ComparableRvItem<HideItem>() {
 
     val isExpanded = KObservableField(false)
     val itemsChecked = KObservableField(0)
+    val itemsCheckedPercent = Observer(itemsChecked) {
+        (itemsChecked.value.toFloat() / items.size * 100).roundToInt()
+    }
 
     /** [toggle] depends on this functionality */
     private val isHidden get() = itemsChecked.value == items.size

app/src/main/java/com/topjohnwu/magisk/utils/DataBindingAdapters.kt

@@ -1,11 +1,13 @@
 package com.topjohnwu.magisk.utils
 
 import android.animation.Animator
+import android.animation.ValueAnimator
 import android.graphics.drawable.Drawable
 import android.os.Build
 import android.view.View
 import android.view.ViewAnimationUtils
 import android.view.ViewGroup
+import android.widget.ProgressBar
 import android.widget.TextSwitcher
 import android.widget.TextView
 import android.widget.ViewSwitcher
@@ -429,4 +431,16 @@ fun NestedScrollView.setOnScrollStateChangeListener(listener: Runnable) {
         }
         handler.postDelayed(listener, 1000)
     }
+}
+
+@BindingAdapter("progressAnimated")
+fun ProgressBar.setProgressAnimated(newProgress: Int) {
+    val animator = tag as? ValueAnimator
+    animator?.cancel()
+
+    ValueAnimator.ofInt(progress, newProgress).apply {
+        interpolator = FastOutSlowInInterpolator()
+        addUpdateListener { progress = it.animatedValue as Int }
+        tag = this
+    }.start()
 }

app/src/main/res/layout/item_hide_md2.xml

@@ -124,8 +124,7 @@
             style="?styleProgressDeterminate"
             android:layout_width="match_parent"
             android:layout_gravity="top"
-            android:max="@{item.items.size()}"
-            android:progress="@{item.itemsChecked}" />
+            progressAnimated="@{item.itemsCheckedPercent}" />
 
     </com.google.android.material.card.MaterialCardView>