From ed05f09aa1f83fc7ed02c8c40fa473a7f1a3a1e0 Mon Sep 17 00:00:00 2001
From: Jason Monk <jmonk@google.com>
Date: Thu, 24 Apr 2014 10:13:05 -0400
Subject: [PATCH] Fix accessibility announce on apps page

Stops the workspace from announcing incorrectly while the apps
page is open, also makes the apps announce which page on opening.

Bug: 13006306
Change-Id: I723011fc55c24b66604a24b16c17bac4f5653f84
---
 src/com/android/launcher3/AppsCustomizeTabHost.java | 9 +++++++++
 src/com/android/launcher3/Workspace.java            | 8 ++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/com/android/launcher3/AppsCustomizeTabHost.java b/src/com/android/launcher3/AppsCustomizeTabHost.java
index bb7f045cec..c6455c2fe8 100644
--- a/src/com/android/launcher3/AppsCustomizeTabHost.java
+++ b/src/com/android/launcher3/AppsCustomizeTabHost.java
@@ -29,6 +29,7 @@ import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
+import android.view.accessibility.AccessibilityManager;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
 import android.widget.TabHost;
@@ -430,6 +431,14 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
             // prevent slowing down the animation)
             mAppsCustomizePane.loadAssociatedPages(mAppsCustomizePane.getCurrentPage());
 
+            // Opening apps, need to announce what page we are on.
+            AccessibilityManager am = (AccessibilityManager)
+                    getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
+            if (am.isEnabled()) {
+                // Notify the user when the page changes
+                announceForAccessibility(mAppsCustomizePane.getCurrentPageDescription());
+            }
+
             // Going from Workspace -> All Apps
             // NOTE: We should do this at the end since we check visibility state in some of the
             // cling initialization/dismiss code above.
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index c984ad65df..c2d5c1e83d 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -1466,6 +1466,14 @@ public class Workspace extends SmoothPagedView
         mWallpaperOffset.syncWithScroll();
     }
 
+    @Override
+    public void announceForAccessibility(CharSequence text) {
+        // Don't announce if apps is on top of us.
+        if (!mLauncher.isAllAppsVisible()) {
+            super.announceForAccessibility(text);
+        }
+    }
+
     void showOutlines() {
         if (!isSmall() && !mIsSwitchingState) {
             if (mChildrenOutlineFadeOutAnimation != null) mChildrenOutlineFadeOutAnimation.cancel();