From fb81703ab11c653a587b652b90ec3b550f500ccf Mon Sep 17 00:00:00 2001
From: Gilles Debunne <debunne@google.com>
Date: Thu, 13 Jan 2011 13:52:49 -0800
Subject: fix for cts DuplicateParentStateEnabled bug with TextViews.

Bug 3347206

Do not add an extra slot in the drawable state for multiline if it
is not needed.

Updated setDuplicateParentStateEnabled documentation.

Change-Id: I95f74284721e25b483e12e9b861e810a55c260b6
---
 core/java/android/view/View.java       | 4 ++++
 core/java/android/widget/TextView.java | 7 +++++--
 2 files changed, 9 insertions(+), 2 deletions(-)

(limited to 'core/java/android')

diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 45c35f0..c319ad1 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -58,6 +58,7 @@ import android.util.PoolableManager;
 import android.util.Pools;
 import android.util.SparseArray;
 import android.view.ContextMenu.ContextMenuInfo;
+import android.view.View.MeasureSpec;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.accessibility.AccessibilityEventSource;
 import android.view.accessibility.AccessibilityManager;
@@ -7822,6 +7823,9 @@ public class View implements Drawable.Callback, KeyEvent.Callback, Accessibility
      *
      * <p>Note: if this view's parent addStateFromChildren property is enabled and this
      * property is enabled, an exception will be thrown.</p>
+     * 
+     * <p>Note: if the child view uses and updates additionnal states which are unknown to the
+     * parent, these states should not be affected by this method.</p>
      *
      * @param enabled True to enable duplication of the parent's drawable state, false
      *                to disable it.
diff --git a/core/java/android/widget/TextView.java b/core/java/android/widget/TextView.java
index b892fe2..623cd41 100644
--- a/core/java/android/widget/TextView.java
+++ b/core/java/android/widget/TextView.java
@@ -4135,9 +4135,12 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
 
     @Override
     protected int[] onCreateDrawableState(int extraSpace) {
-        final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
+        final int[] drawableState;
 
-        if (!mSingleLine) {
+        if (mSingleLine) {
+            drawableState = super.onCreateDrawableState(extraSpace);
+        } else {
+            drawableState = super.onCreateDrawableState(extraSpace + 1);
             mergeDrawableStates(drawableState, MULTILINE_STATE_SET);
         }
 
-- 
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