From 33712a7fb4ec9319102d378c03aa567430fe3503 Mon Sep 17 00:00:00 2001
From: Noah Wang <nfw@google.com>
Date: Mon, 25 Jan 2016 22:32:00 -0800
Subject: [PATCH] Reflect settings change right after interaction

Change-Id: I3e15925e19f65c6de62a844fb51b242d71bb4d4e
---
 .../PreviewSeekBarPreferenceFragment.java     | 38 ++++++++++++-------
 1 file changed, 24 insertions(+), 14 deletions(-)

diff --git a/src/com/android/settings/PreviewSeekBarPreferenceFragment.java b/src/com/android/settings/PreviewSeekBarPreferenceFragment.java
index 0b4c1a95b2d..ea8b55ac078 100644
--- a/src/com/android/settings/PreviewSeekBarPreferenceFragment.java
+++ b/src/com/android/settings/PreviewSeekBarPreferenceFragment.java
@@ -57,6 +57,29 @@ public abstract class PreviewSeekBarPreferenceFragment extends SettingsPreferenc
     private View mLarger;
     private View mSmaller;
 
+    private class onPreviewSeekBarChangeListener implements OnSeekBarChangeListener {
+        private boolean mSeekByTouch;
+
+        @Override
+        public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
+            setPreviewLayer(progress, true);
+            if (!mSeekByTouch) {
+                commit();
+            }
+        }
+
+        @Override
+        public void onStartTrackingTouch(SeekBar seekBar) {
+            mSeekByTouch = true;
+        }
+
+        @Override
+        public void onStopTrackingTouch(SeekBar seekBar) {
+            commit();
+            mSeekByTouch = false;
+        }
+    }
+
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container,
                              Bundle savedInstanceState) {
@@ -77,20 +100,7 @@ public abstract class PreviewSeekBarPreferenceFragment extends SettingsPreferenc
         final SeekBar seekBar = (SeekBar) content.findViewById(R.id.seek_bar);
         seekBar.setMax(max);
         seekBar.setProgress(mInitialIndex);
-        seekBar.setOnSeekBarChangeListener(new OnSeekBarChangeListener() {
-            @Override
-            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                setPreviewLayer(progress, true);
-            }
-
-            @Override
-            public void onStartTrackingTouch(SeekBar seekBar) {
-            }
-
-            @Override
-            public void onStopTrackingTouch(SeekBar seekBar) {
-            }
-        });
+        seekBar.setOnSeekBarChangeListener(new onPreviewSeekBarChangeListener());
 
         mSmaller = content.findViewById(R.id.smaller);
         mSmaller.setOnClickListener(new OnClickListener() {