From df36aed85955d20fe0d13fa1800916f2d538a0ef Mon Sep 17 00:00:00 2001
From: Jason Monk <jmonk@google.com>
Date: Mon, 25 Jul 2016 11:21:56 -0400
Subject: [PATCH] QS: Fixup footer + animations

 - Fix footer alpha animation
 - Don't show page area when not needed

Change-Id: I1429be25d4768177d691cc50ce4900f6e320938d
Fixes: 30355437
---
 .../src/com/android/systemui/qs/PagedTileLayout.java         | 5 ++++-
 .../SystemUI/src/com/android/systemui/qs/QSAnimator.java     | 4 +++-
 packages/SystemUI/src/com/android/systemui/qs/QSPanel.java   | 5 ++++-
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
index 71bd7982675ce..afedbe3ad21f7 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
@@ -10,6 +10,7 @@ import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+
 import com.android.systemui.R;
 import com.android.systemui.qs.QSPanel.QSTileLayout;
 import com.android.systemui.qs.QSPanel.TileRecord;
@@ -207,6 +208,7 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout {
             }
             if (DEBUG) Log.d(TAG, "Size: " + mNumPages);
             mPageIndicator.setNumPages(mNumPages);
+            mDecorGroup.setVisibility(mNumPages > 1 ? View.VISIBLE : View.GONE);
             setAdapter(mAdapter);
             mAdapter.notifyDataSetChanged();
             setCurrentItem(0, false);
@@ -238,7 +240,8 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout {
                 maxHeight = height;
             }
         }
-        setMeasuredDimension(getMeasuredWidth(), maxHeight + mDecorGroup.getMeasuredHeight());
+        setMeasuredDimension(getMeasuredWidth(), maxHeight
+                + (mDecorGroup.getVisibility() != View.GONE ? mDecorGroup.getMeasuredHeight() : 0));
     }
 
     private final Runnable mDistribute = new Runnable() {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSAnimator.java b/packages/SystemUI/src/com/android/systemui/qs/QSAnimator.java
index aaa4e51ae8321..63444d2bfef7d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSAnimator.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSAnimator.java
@@ -230,7 +230,9 @@ public class QSAnimator implements Callback, PageListener, Listener, OnLayoutCha
             // Fade in the tiles/labels as we reach the final position.
             mFirstPageDelayedAnimator = new TouchAnimator.Builder()
                     .setStartDelay(EXPANDED_TILE_DELAY)
-                    .addFloat(mQsPanel.getTileLayout(), "alpha", 0, 1).build();
+                    .addFloat(mQsPanel.getTileLayout(), "alpha", 0, 1)
+                    .addFloat(mQsPanel.getFooter().getView(), "alpha", 0, 1).build();
+            mAllViews.add(mQsPanel.getFooter().getView());
             Path path = new Path();
             path.moveTo(0, 0);
             path.cubicTo(0, 0, 0, 1, 1, 1);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index 890279f22a5f0..ad5c9c038f2f4 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -23,7 +23,6 @@ import android.content.res.Resources;
 import android.os.Handler;
 import android.os.Message;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.widget.ImageView;
@@ -505,6 +504,10 @@ public class QSPanel extends LinearLayout implements Tunable, Callback {
         return null;
     }
 
+    public QSFooter getFooter() {
+        return mFooter;
+    }
+
     private class H extends Handler {
         private static final int SHOW_DETAIL = 1;
         private static final int SET_TILE_VISIBILITY = 2;