From 153257115a9b5cbd92bb047c2adee6d614c09b9d Mon Sep 17 00:00:00 2001
From: qqd <qqd@google.com>
Date: Wed, 28 Nov 2018 15:02:00 -0800
Subject: [PATCH] Make TextView.isSingleLine public

Bug: 117521096
Test: Added new CTS tests under cts.TextViewTest
Test: atest CtsWidgetTestCases:android.widget.cts.TextViewTest
Change-Id: Ib19277767c69fb2bf92d2387738dbb228f31f502
---
 api/current.txt                        | 1 +
 core/java/android/widget/TextView.java | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/api/current.txt b/api/current.txt
index 1b5b3ee26a9ff..455737cb41fa6 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -55578,6 +55578,7 @@ package android.widget {
     method public boolean isElegantTextHeight();
     method public boolean isFallbackLineSpacing();
     method public boolean isInputMethodTarget();
+    method public boolean isSingleLine();
     method public boolean isSuggestionsEnabled();
     method public boolean isTextSelectable();
     method public int length();
diff --git a/core/java/android/widget/TextView.java b/core/java/android/widget/TextView.java
index 85d851a3116c2..1deee8af3d75b 100644
--- a/core/java/android/widget/TextView.java
+++ b/core/java/android/widget/TextView.java
@@ -6254,8 +6254,13 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
         return mHint;
     }
 
-    @UnsupportedAppUsage
-    boolean isSingleLine() {
+    /**
+     * Returns if the text is constrained to a single horizontally scrolling line ignoring new
+     * line characters instead of letting it wrap onto multiple lines.
+     *
+     * @attr ref android.R.styleable#TextView_singleLine
+     */
+    public boolean isSingleLine() {
         return mSingleLine;
     }