Provide better talkback for buttons in calling.

1. Announce "unmute" if the mute button is checked
2. Annouce "hide dialpad" if the show dialpad button is checked.

Bug: 24296610
Change-Id: Idc3b78e49ca5ef2c01b2ab671b5e34ba54cc4f4e

1 files changed, 6 insertions, 0 deletions

diff --git a/InCallUI/src/com/android/incallui/CallButtonFragment.java b/InCallUI/src/com/android/incallui/CallButtonFragment.java
index 9859f4e7b..5a25b6a7b 100644
--- a/InCallUI/src/com/android/incallui/CallButtonFragment.java
+++ b/InCallUI/src/com/android/incallui/CallButtonFragment.java
@@ -433,6 +433,9 @@ public class CallButtonFragment
     public void setMute(boolean value) {
         if (mMuteButton.isSelected() != value) {
             mMuteButton.setSelected(value);
+            mMuteButton.setContentDescription(getContext().getString(
+                    value ? R.string.onscreenMuteText_selected
+                            : R.string.onscreenMuteText_unselected));
         }
     }
 
@@ -789,6 +792,9 @@ public class CallButtonFragment
             boolean changed = ((InCallActivity) getActivity()).showDialpadFragment(value, animate);
             if (changed) {
                 mShowDialpadButton.setSelected(value);
+                mShowDialpadButton.setContentDescription(getContext().getString(
+                        value /* show */ ? R.string.onscreenShowDialpadText_unselected
+                                : R.string.onscreenShowDialpadText_selected));
             }
         }
     }