Add audio and haptic feedback for Emoji and Suggestions

Bug: 15378862
Change-Id: Ia14929bd9eb63ad5735cae0ad98ad0e2ad301128
diff --git a/java/res/layout/emoji_keyboard_tab_icon.xml b/java/res/layout/emoji_keyboard_tab_icon.xml
index 13bb41c..15f9c3a 100644
--- a/java/res/layout/emoji_keyboard_tab_icon.xml
+++ b/java/res/layout/emoji_keyboard_tab_icon.xml
@@ -19,6 +19,8 @@
 -->
 
 <!-- Note: contentDescription will be added programatically in {@link EmojiPalettesView}. -->
+<!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+     We just need to ignore the system's audio and haptic feedback settings. -->
 <ImageView xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="0dip"
     android:layout_weight="1.0"
@@ -26,4 +28,6 @@
     android:gravity="center"
     android:scaleType="center"
     android:contentDescription="@null"
+    android:hapticFeedbackEnabled="false"
+    android:soundEffectsEnabled="false"
 />
diff --git a/java/res/layout/emoji_palettes_view.xml b/java/res/layout/emoji_palettes_view.xml
index 06a937b..9ff090a 100644
--- a/java/res/layout/emoji_palettes_view.xml
+++ b/java/res/layout/emoji_palettes_view.xml
@@ -62,11 +62,15 @@
             android:layout_height="match_parent"
             android:background="@drawable/suggestions_strip_divider" />
         <!-- TODO: Implement KeyView and replace this. -->
+        <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+             We just need to ignore the system's audio and haptic feedback settings. -->
         <ImageButton
             android:id="@+id/emoji_keyboard_delete"
             android:layout_width="0dip"
             android:layout_weight="12.5"
             android:layout_height="match_parent"
+            android:hapticFeedbackEnabled="false"
+            android:soundEffectsEnabled="false"
             android:contentDescription="@string/spoken_description_delete" />
     </LinearLayout>
     <android.support.v4.view.ViewPager
@@ -85,18 +89,26 @@
         android:layout_weight="1"
     >
         <!-- TODO: Implement a KeyView and replace this. -->
+        <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+             We just need to ignore the system's audio and haptic feedback settings. -->
         <TextView
             android:id="@+id/emoji_keyboard_alphabet_left"
             android:layout_width="0dip"
             android:layout_weight="0.15"
             android:gravity="center"
-            android:layout_height="match_parent" />
+            android:layout_height="match_parent"
+            android:hapticFeedbackEnabled="false"
+            android:soundEffectsEnabled="false" />
         <!-- TODO: Implement KeyView and replace this. -->
+        <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+             We just need to ignore the system's audio and haptic feedback settings. -->
         <RelativeLayout
             android:id="@+id/emoji_keyboard_space"
             android:layout_width="0dip"
             android:layout_weight="0.70"
             android:layout_height="match_parent"
+            android:hapticFeedbackEnabled="false"
+            android:soundEffectsEnabled="false"
             android:contentDescription="@string/spoken_description_space">
             <!-- WORKAROUND: Show the spacebar icon as a bacground of this View. -->
             <View
@@ -108,11 +120,15 @@
                 android:layout_centerInParent="true" />
         </RelativeLayout>
         <!-- TODO: Implement KeyView and replace this. -->
+        <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+             We just need to ignore the system's audio and haptic feedback settings. -->
         <TextView
             android:id="@+id/emoji_keyboard_alphabet_right"
             android:layout_width="0dip"
             android:layout_weight="0.15"
             android:gravity="center"
-            android:layout_height="match_parent" />
+            android:layout_height="match_parent"
+            android:hapticFeedbackEnabled="false"
+            android:soundEffectsEnabled="false" />
     </LinearLayout>
 </com.android.inputmethod.keyboard.emoji.EmojiPalettesView>
diff --git a/java/res/layout/suggestion_divider.xml b/java/res/layout/suggestion_divider.xml
index be97eae..563599d 100644
--- a/java/res/layout/suggestion_divider.xml
+++ b/java/res/layout/suggestion_divider.xml
@@ -18,13 +18,17 @@
 */
 -->
 
+<!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+     We just need to ignore the system's audio and haptic feedback settings. -->
 <ImageView
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="match_parent"
+    android:padding="0dp"
+    android:gravity="center"
     android:src="@drawable/suggestions_strip_divider"
+    android:contentDescription="@null"
     android:clickable="false"
     android:longClickable="false"
-    android:contentDescription="@null"
-    android:padding="0dp"
-    android:gravity="center" />
+    android:hapticFeedbackEnabled="false"
+    android:soundEffectsEnabled="false" />
diff --git a/java/res/layout/suggestions_strip.xml b/java/res/layout/suggestions_strip.xml
index 3d2f07f..4894779 100644
--- a/java/res/layout/suggestions_strip.xml
+++ b/java/res/layout/suggestions_strip.xml
@@ -20,13 +20,19 @@
 
 <merge
     xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+         We just need to ignore the system's audio and haptic feedback settings. -->
     <LinearLayout
         android:id="@+id/suggestions_strip"
         android:orientation="horizontal"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginLeft="@dimen/config_suggestions_strip_horizontal_margin"
-        android:layout_marginRight="@dimen/config_suggestions_strip_horizontal_margin" />
+        android:layout_marginRight="@dimen/config_suggestions_strip_horizontal_margin"
+        android:hapticFeedbackEnabled="false"
+        android:soundEffectsEnabled="false" />
+    <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+         We just need to ignore the system's audio and haptic feedback settings. -->
     <LinearLayout
         android:id="@+id/add_to_dictionary_strip"
         android:orientation="horizontal"
@@ -34,7 +40,8 @@
         android:layout_height="match_parent"
         android:layout_marginLeft="@dimen/config_suggestions_strip_horizontal_margin"
         android:layout_marginRight="@dimen/config_suggestions_strip_horizontal_margin"
-        android:visibility="invisible">
+        android:hapticFeedbackEnabled="false"
+        android:soundEffectsEnabled="false">
         <TextView
             android:id="@+id/word_to_save"
             android:layout_width="match_parent"
@@ -49,13 +56,17 @@
             android:textAlignment="viewStart"
             style="?attr/suggestionWordStyle" />
     </LinearLayout>
+    <!-- Provide audio and haptic feedback by ourselves based on the keyboard settings.
+         We just need to ignore the system's audio and haptic feedback settings. -->
     <LinearLayout
         android:id="@+id/important_notice_strip"
         android:orientation="horizontal"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:layout_marginLeft="@dimen/config_suggestions_strip_horizontal_margin"
-        android:layout_marginRight="@dimen/config_suggestions_strip_horizontal_margin">
+        android:layout_marginRight="@dimen/config_suggestions_strip_horizontal_margin"
+        android:hapticFeedbackEnabled="false"
+        android:soundEffectsEnabled="false" >
         <TextView
             android:id="@+id/important_notice_title"
             android:layout_width="match_parent"