From 6d60532167910444e84f2a8da5ad69e858b08a0c Mon Sep 17 00:00:00 2001
From: Jonathan Miranda <jonmiranda@google.com>
Date: Tue, 6 Jun 2017 20:36:24 +0000
Subject: Revert "Decrease jank in all apps physics."

This change created an issue where some items appear to not have springs when the device does not have that many apps.

This reverts commit 9d7f2b9e0d2b40414951f3dba461c6cabc9c7cbf.

Change-Id: I8e79cf3f86972fde8184debb6ab4d0f32283a8bd
---
 .../launcher3/allapps/AllAppsGridAdapter.java      | 48 ++++++++--------------
 1 file changed, 17 insertions(+), 31 deletions(-)

(limited to 'src/com/android/launcher3/allapps/AllAppsGridAdapter.java')

diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index 83c137014..d3d23ca24 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -102,12 +102,7 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
         private SpringAnimation spring;
 
         public ViewHolder(View v) {
-            this(v, null);
-        }
-
-        public ViewHolder(View v, SpringAnimation spring) {
             super(v);
-            this.spring = spring;
         }
     }
 
@@ -290,7 +285,6 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
 
     @Override
     public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
-        ViewHolder viewHolder;
         switch (viewType) {
             case VIEW_TYPE_ICON:
             case VIEW_TYPE_PREDICTION_ICON:
@@ -304,19 +298,16 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
 
                 // Ensure the all apps icon height matches the workspace icons
                 icon.getLayoutParams().height = getCellSize().y;
-                viewHolder = new ViewHolder(icon);
-                break;
+                return new ViewHolder(icon);
             case VIEW_TYPE_DISCOVERY_ITEM:
                 AppDiscoveryItemView appDiscoveryItemView = (AppDiscoveryItemView) mLayoutInflater
                         .inflate(R.layout.all_apps_discovery_item, parent, false);
                 appDiscoveryItemView.init(mIconClickListener, mLauncher.getAccessibilityDelegate(),
                         mIconLongClickListener);
-                viewHolder = new ViewHolder(appDiscoveryItemView);
-                break;
+                return new ViewHolder(appDiscoveryItemView);
             case VIEW_TYPE_EMPTY_SEARCH:
-                viewHolder = new ViewHolder(mLayoutInflater.inflate(R.layout.all_apps_empty_search,
+                return new ViewHolder(mLayoutInflater.inflate(R.layout.all_apps_empty_search,
                         parent, false));
-                break;
             case VIEW_TYPE_SEARCH_MARKET:
                 View searchMarketView = mLayoutInflater.inflate(R.layout.all_apps_search_market,
                         parent, false);
@@ -326,30 +317,21 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
                         mLauncher.startActivitySafely(v, mMarketSearchIntent, null);
                     }
                 });
-                viewHolder = new ViewHolder(searchMarketView);
-                break;
+                return new ViewHolder(searchMarketView);
             case VIEW_TYPE_SEARCH_DIVIDER:
-                viewHolder = new ViewHolder(mLayoutInflater.inflate(
+                return new ViewHolder(mLayoutInflater.inflate(
                         R.layout.all_apps_search_divider, parent, false));
-                break;
             case VIEW_TYPE_APPS_LOADING_DIVIDER:
                 View loadingDividerView = mLayoutInflater.inflate(
                         R.layout.all_apps_discovery_loading_divider, parent, false);
-                viewHolder = new ViewHolder(loadingDividerView);
-                break;
+                return new ViewHolder(loadingDividerView);
             case VIEW_TYPE_PREDICTION_DIVIDER:
             case VIEW_TYPE_SEARCH_MARKET_DIVIDER:
-                viewHolder = new ViewHolder(mLayoutInflater.inflate(
+                return new ViewHolder(mLayoutInflater.inflate(
                         R.layout.all_apps_divider, parent, false));
-                break;
             default:
                 throw new RuntimeException("Unexpected view type");
         }
-
-        if (FeatureFlags.LAUNCHER3_PHYSICS && isViewType(viewType, VIEW_TYPE_MASK_HAS_SPRINGS)) {
-            viewHolder.spring = mSpringAnimationHandler.createSpringAnimation(viewHolder.itemView);
-        }
-        return viewHolder;
     }
 
     private Point getCellSize() {
@@ -358,8 +340,7 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
 
     @Override
     public void onBindViewHolder(ViewHolder holder, int position) {
-        int viewType = holder.getItemViewType();
-        switch (viewType) {
+        switch (holder.getItemViewType()) {
             case VIEW_TYPE_ICON:
             case VIEW_TYPE_PREDICTION_ICON:
                 AppInfo info = mApps.getAdapterItems().get(position).appInfo;
@@ -396,15 +377,20 @@ public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.
                 // nothing to do
                 break;
         }
-        if (FeatureFlags.LAUNCHER3_PHYSICS && isViewType(viewType, VIEW_TYPE_MASK_HAS_SPRINGS)) {
-            holder.spring = mSpringAnimationHandler.add(holder.itemView, position, mApps,
-                    mAppsPerRow, holder.spring);
-        }
         if (mBindViewCallback != null) {
             mBindViewCallback.onBindView(holder);
         }
     }
 
+    @Override
+    public void onViewAttachedToWindow(ViewHolder holder) {
+        int type = holder.getItemViewType();
+        if (FeatureFlags.LAUNCHER3_PHYSICS && isViewType(type, VIEW_TYPE_MASK_HAS_SPRINGS)) {
+            holder.spring = mSpringAnimationHandler.add(holder.itemView,
+                    holder.getAdapterPosition(), mApps, mAppsPerRow, holder.spring);
+        }
+    }
+
     @Override
     public void onViewDetachedFromWindow(ViewHolder holder) {
         int type = holder.getItemViewType();
-- 
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