Allow hiding volume boost feature with overlay.

Some devices do not support it, or do not support it well. Allow us to
hide it with an overlayable config flag.

Change-Id: I2c3b0b5d3a6e738b311b365f5855c41f7d08ab9a

2 files changed, 27 insertions, 0 deletions

diff --git a/res/values/config.xml b/res/values/config.xml
new file mode 100644
index 00000000..ff74c012
--- /dev/null
+++ b/res/values/config.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+     Copyright (C) 2015 The CyanogenMod Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<resources>
+    <bool name="config_disable_audio_boost">true</bool>
+</resources>
diff --git a/src/com/android/incallui/CallCardPresenter.java b/src/com/android/incallui/CallCardPresenter.java
index cbeb6cf2..3a93897d 100644
--- a/src/com/android/incallui/CallCardPresenter.java
+++ b/src/com/android/incallui/CallCardPresenter.java
@@ -808,6 +808,10 @@ public class CallCardPresenter extends Presenter<CallCardPresenter.CallCardUi> i
             return false;
         }
 
+        if (isVBHiddenByOverride()) {
+            return false;
+        }
+
         int mode = AudioModeProvider.getInstance().getAudioMode();
         int settingsTtyMode = Settings.Secure.getInt(mContext.getContentResolver(),
                 Settings.Secure.PREFERRED_TTY_MODE, TelecomManager.TTY_MODE_OFF);
@@ -829,6 +833,10 @@ public class CallCardPresenter extends Presenter<CallCardPresenter.CallCardUi> i
         mAudioManager.setParameters(VOLUME_BOOST_PARAMETER + value);
     }
 
+    private boolean isVBHiddenByOverride() {
+        return mContext.getResources().getBoolean(R.bool.config_disable_audio_boost);
+    }
+
     private void updateVBButton() {
         boolean show = isVBAvailable();
         boolean on = show && isVolumeBoostEnabled();