Fix issue #20672970: Notifications are not dismissed on hot word detection

Add new VoiceInteractionSession.closeSystemDialogs() API that closes
everything except the session itself.

Change-Id: If45f1e120d8ca095b6c8055b6485acb5e710820e

1 files changed, 15 insertions, 0 deletions

diff --git a/core/java/android/service/voice/VoiceInteractionSession.java b/core/java/android/service/voice/VoiceInteractionSession.java
index 7eb936a..a7e0e08 100644
--- a/core/java/android/service/voice/VoiceInteractionSession.java
+++ b/core/java/android/service/voice/VoiceInteractionSession.java
@@ -1001,6 +1001,21 @@ public class VoiceInteractionSession implements KeyEvent.Callback, ComponentCall
     }
 
     /**
+     * Request that all system dialogs (and status bar shade etc) be closed, allowing
+     * access to the session's UI.  This will <em>not</em> cause the lock screen to be
+     * dismissed.
+     */
+    public void closeSystemDialogs() {
+        if (mToken == null) {
+            throw new IllegalStateException("Can't call before onCreate()");
+        }
+        try {
+            mSystemService.closeSystemDialogs(mToken);
+        } catch (RemoteException e) {
+        }
+    }
+
+    /**
      * Convenience for inflating views.
      */
     public LayoutInflater getLayoutInflater() {