From 37fa54617a6eb207284ea619133ed50a1156ff1d Mon Sep 17 00:00:00 2001
From: Yorke Lee <yorkelee@google.com>
Date: Tue, 3 Sep 2013 14:34:35 -0700
Subject: Automatically unmute call if user decides not to add call

Bug: 10446594
Change-Id: If48fbbebc89b5b48641af3093a0f6547bddcaeea
---
 InCallUI/src/com/android/incallui/AudioModeProvider.java   |  4 ++++
 InCallUI/src/com/android/incallui/CallButtonPresenter.java | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/InCallUI/src/com/android/incallui/AudioModeProvider.java b/InCallUI/src/com/android/incallui/AudioModeProvider.java
index 36ec20ffa..8224d3e20 100644
--- a/InCallUI/src/com/android/incallui/AudioModeProvider.java
+++ b/InCallUI/src/com/android/incallui/AudioModeProvider.java
@@ -84,6 +84,10 @@ import java.util.List;
         return mAudioMode;
     }
 
+    public boolean getMute() {
+        return mMuted;
+    }
+
     /* package */ interface AudioModeListener {
         void onAudioMode(int newMode);
         void onMute(boolean muted);
diff --git a/InCallUI/src/com/android/incallui/CallButtonPresenter.java b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
index 6e64e65c4..bc9efe507 100644
--- a/InCallUI/src/com/android/incallui/CallButtonPresenter.java
+++ b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
@@ -32,6 +32,8 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     private Call mCall;
     private AudioModeProvider mAudioModeProvider;
     private ProximitySensor mProximitySensor;
+    private boolean mAutomaticallyMuted = false;
+    private boolean mPreviousMuteState = false;
 
     public CallButtonPresenter() {
     }
@@ -166,6 +168,11 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     }
 
     public void addCallClicked() {
+        // Automatically mute the current call
+        mAutomaticallyMuted = true;
+        mPreviousMuteState = mAudioModeProvider.getMute();
+        getUi().setMute(true);
+
         CallCommandClient.getInstance().addCall();
     }
 
@@ -204,6 +211,12 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
             ui.showMerge(call.can(Capabilities.MERGE_CALLS));
             ui.showSwap(call.can(Capabilities.SWAP_CALLS));
             ui.showAddCall(call.can(Capabilities.ADD_CALL));
+
+            // Restore the previous mute state
+            if (mAutomaticallyMuted && mAudioModeProvider.getMute() != mPreviousMuteState) {
+                ui.setMute(mPreviousMuteState);
+                mAutomaticallyMuted = false;
+            }
         }
     }
 
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