From 7262492bcc172eaed99a64636e2cbc447eb17537 Mon Sep 17 00:00:00 2001
From: Chris Banes <chrisbanes@google.com>
Date: Wed, 30 Nov 2016 01:33:59 +0000
Subject: [PATCH] am 7e8afaf9: am e25a0992: Merge "Accessibility improvements
 for design lib" into mnc-ub-dev

* commit '7e8afaf9471d2ae988ae82b0d4093a4f82abf4ea':
  Accessibility improvements for design lib

GitOrigin-RevId=347536e8c751179028aa926e48e3e55d038fd37d

PiperOrigin-RevId: 140550280
---
 src/android/support/design/widget/Snackbar.java      | 12 +++++++++---
 .../support/design/widget/TextInputLayout.java       |  6 ++++--
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/src/android/support/design/widget/Snackbar.java b/src/android/support/design/widget/Snackbar.java
index 371150e58..f0b213255 100644
--- a/src/android/support/design/widget/Snackbar.java
+++ b/src/android/support/design/widget/Snackbar.java
@@ -509,7 +509,8 @@ public final class Snackbar {
     private void animateViewIn() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
             ViewCompat.setTranslationY(mView, mView.getHeight());
-            ViewCompat.animate(mView).translationY(0f)
+            ViewCompat.animate(mView)
+                    .translationY(0f)
                     .setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR)
                     .setDuration(ANIMATION_DURATION)
                     .setListener(new ViewPropertyAnimatorListenerAdapter() {
@@ -528,7 +529,8 @@ public final class Snackbar {
                         }
                     }).start();
         } else {
-            Animation anim = AnimationUtils.loadAnimation(mView.getContext(), R.anim.design_snackbar_in);
+            Animation anim = AnimationUtils.loadAnimation(mView.getContext(),
+                    R.anim.design_snackbar_in);
             anim.setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR);
             anim.setDuration(ANIMATION_DURATION);
             anim.setAnimationListener(new Animation.AnimationListener() {
@@ -552,7 +554,8 @@ public final class Snackbar {
 
     private void animateViewOut(final int event) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
-            ViewCompat.animate(mView).translationY(mView.getHeight())
+            ViewCompat.animate(mView)
+                    .translationY(mView.getHeight())
                     .setInterpolator(FAST_OUT_SLOW_IN_INTERPOLATOR)
                     .setDuration(ANIMATION_DURATION)
                     .setListener(new ViewPropertyAnimatorListenerAdapter() {
@@ -670,6 +673,9 @@ public final class Snackbar {
             // in the layout since older versions of the Android do not inflate includes with
             // the correct Context.
             LayoutInflater.from(context).inflate(R.layout.design_layout_snackbar_include, this);
+
+            ViewCompat.setAccessibilityLiveRegion(this,
+                    ViewCompat.ACCESSIBILITY_LIVE_REGION_POLITE);
         }
 
         @Override
diff --git a/src/android/support/design/widget/TextInputLayout.java b/src/android/support/design/widget/TextInputLayout.java
index b34f05e0d..404bb3225 100644
--- a/src/android/support/design/widget/TextInputLayout.java
+++ b/src/android/support/design/widget/TextInputLayout.java
@@ -362,6 +362,8 @@ public class TextInputLayout extends LinearLayout {
                 mErrorView = new TextView(getContext());
                 mErrorView.setTextAppearance(getContext(), mErrorTextAppearance);
                 mErrorView.setVisibility(INVISIBLE);
+                ViewCompat.setAccessibilityLiveRegion(mErrorView,
+                        ViewCompat.ACCESSIBILITY_LIVE_REGION_POLITE);
                 LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
                         0, LinearLayout.LayoutParams.WRAP_CONTENT);
                 params.weight = 1.f;
@@ -447,8 +449,6 @@ public class TextInputLayout extends LinearLayout {
                 updateEditTextBackground();
             }
         }
-
-        sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_CONTENT_CHANGED);
     }
 
     /**
@@ -467,6 +467,8 @@ public class TextInputLayout extends LinearLayout {
                         LinearLayout.LayoutParams.WRAP_CONTENT);
                 params.gravity = (params.gravity & Gravity.VERTICAL_GRAVITY_MASK) |
                         GravityCompat.END;
+                ViewCompat.setAccessibilityLiveRegion(mCounterView,
+                        ViewCompat.ACCESSIBILITY_LIVE_REGION_POLITE);
                 addIndicator(mCounterView, -1, params);
                 if (mEditText == null) {
                     updateCounter(0);