From 42229259a6fca8851db74dc1c0ecbab2d3fb788d Mon Sep 17 00:00:00 2001
From: Charles Chen <clchen@google.com>
Date: Mon, 29 Mar 2010 18:30:30 -0700
Subject: [PATCH] Fix for bug 2548048 - it was impossible for applications to
 discover if their TTS settings were being overridden by the user or not.

Change-Id: I28856a1b79c9455435671d13ed614a1ccb4e95ea
---
 core/java/android/speech/tts/ITts.aidl        |  4 +-
 .../java/android/speech/tts/TextToSpeech.java | 41 +++++++++++++++++++
 .../src/android/tts/TtsService.java           | 10 +++++
 3 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/core/java/android/speech/tts/ITts.aidl b/core/java/android/speech/tts/ITts.aidl
index df8ea0c025859..2fd367208b697 100755
--- a/core/java/android/speech/tts/ITts.aidl
+++ b/core/java/android/speech/tts/ITts.aidl
@@ -63,5 +63,7 @@ interface ITts {
 
     int setEngineByPackageName(in String enginePackageName);
 
-    String getDefaultEngine();
+    String getDefaultEngine();
+
+    boolean areDefaultsEnforced();
 }
diff --git a/core/java/android/speech/tts/TextToSpeech.java b/core/java/android/speech/tts/TextToSpeech.java
index 69b60dbc2df42..eeb42c42596a2 100755
--- a/core/java/android/speech/tts/TextToSpeech.java
+++ b/core/java/android/speech/tts/TextToSpeech.java
@@ -1379,4 +1379,45 @@ public class TextToSpeech {
             }
         }
     }
+
+
+    /**
+     * Returns whether or not the user is forcing their defaults to override the
+     * Text-To-Speech settings set by applications.
+     *
+     * @return Whether or not defaults are enforced.
+     *
+     * @hide
+     */
+    public boolean areDefaultsEnforced() {
+        synchronized (mStartLock) {
+            boolean defaultsEnforced = false;
+            if (!mStarted) {
+                return defaultsEnforced;
+            }
+            try {
+                defaultsEnforced = mITts.areDefaultsEnforced();
+            } catch (RemoteException e) {
+                // TTS died; restart it.
+                Log.e("TextToSpeech.java - areDefaultsEnforced", "RemoteException");
+                e.printStackTrace();
+                mStarted = false;
+                initTts();
+            } catch (NullPointerException e) {
+                // TTS died; restart it.
+                Log.e("TextToSpeech.java - areDefaultsEnforced", "NullPointerException");
+                e.printStackTrace();
+                mStarted = false;
+                initTts();
+            } catch (IllegalStateException e) {
+                // TTS died; restart it.
+                Log.e("TextToSpeech.java - areDefaultsEnforced", "IllegalStateException");
+                e.printStackTrace();
+                mStarted = false;
+                initTts();
+            } finally {
+                return defaultsEnforced;
+            }
+        }
+    }
 }
diff --git a/packages/TtsService/src/android/tts/TtsService.java b/packages/TtsService/src/android/tts/TtsService.java
index ae48e0eaabfff..530ca5773e62c 100755
--- a/packages/TtsService/src/android/tts/TtsService.java
+++ b/packages/TtsService/src/android/tts/TtsService.java
@@ -1445,6 +1445,16 @@ public class TtsService extends Service implements OnCompletionListener {
             return mSelf.getDefaultEngine();
         }
 
+        /**
+         * Returns whether or not the user is forcing their defaults to override the
+         * Text-To-Speech settings set by applications.
+         *
+         * @return Whether or not defaults are enforced.
+         */
+        public boolean areDefaultsEnforced() {
+            return mSelf.isDefaultEnforced();
+        }
+
     };
 
 }