am f30c5f56: am 93a25f77: am fba92611: am fcf9acb9: am 20df6234: Merge "Add callback to voice interaction session for lockscreen shown" into mnc-dev

* commit 'f30c5f56187fed6452d557a44df8b63d8eb130a2':
  Add callback to voice interaction session for lockscreen shown
diff --git a/api/current.txt b/api/current.txt
index 2737792..db0acbc 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -28848,6 +28848,7 @@
     method public void onHandleAssist(android.os.Bundle, android.app.assist.AssistStructure, android.app.assist.AssistContent);
     method public void onHandleScreenshot(android.graphics.Bitmap);
     method public void onHide();
+    method public void onLockscreenShown();
     method public boolean onKeyDown(int, android.view.KeyEvent);
     method public boolean onKeyLongPress(int, android.view.KeyEvent);
     method public boolean onKeyMultiple(int, int, android.view.KeyEvent);
diff --git a/api/system-current.txt b/api/system-current.txt
index 9df21c2..f63ca35 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -31017,6 +31017,7 @@
     method public void onHandleAssist(android.os.Bundle, android.app.assist.AssistStructure, android.app.assist.AssistContent);
     method public void onHandleScreenshot(android.graphics.Bitmap);
     method public void onHide();
+    method public void onLockscreenShown();
     method public boolean onKeyDown(int, android.view.KeyEvent);
     method public boolean onKeyLongPress(int, android.view.KeyEvent);
     method public boolean onKeyMultiple(int, int, android.view.KeyEvent);
diff --git a/core/java/android/service/voice/IVoiceInteractionSession.aidl b/core/java/android/service/voice/IVoiceInteractionSession.aidl
index 8fe84e1..dbc28f7 100644
--- a/core/java/android/service/voice/IVoiceInteractionSession.aidl
+++ b/core/java/android/service/voice/IVoiceInteractionSession.aidl
@@ -35,5 +35,6 @@
     void taskStarted(in Intent intent, int taskId);
     void taskFinished(in Intent intent, int taskId);
     void closeSystemDialogs();
+    void onLockscreenShown();
     void destroy();
 }
diff --git a/core/java/android/service/voice/VoiceInteractionSession.java b/core/java/android/service/voice/VoiceInteractionSession.java
index f08e93c..f647aa6 100644
--- a/core/java/android/service/voice/VoiceInteractionSession.java
+++ b/core/java/android/service/voice/VoiceInteractionSession.java
@@ -265,6 +265,11 @@
         }
 
         @Override
+        public void onLockscreenShown() {
+            mHandlerCaller.sendMessage(mHandlerCaller.obtainMessage(MSG_ON_LOCKSCREEN_SHOWN));
+        }
+
+        @Override
         public void destroy() {
             mHandlerCaller.sendMessage(mHandlerCaller.obtainMessage(MSG_DESTROY));
         }
@@ -674,6 +679,7 @@
     static final int MSG_HANDLE_SCREENSHOT = 105;
     static final int MSG_SHOW = 106;
     static final int MSG_HIDE = 107;
+    static final int MSG_ON_LOCKSCREEN_SHOWN = 108;
 
     class MyCallbacks implements HandlerCaller.Callback, SoftInputWindow.Callback {
         @Override
@@ -752,6 +758,10 @@
                     if (DEBUG) Log.d(TAG, "doHide");
                     doHide();
                     break;
+                case MSG_ON_LOCKSCREEN_SHOWN:
+                    if (DEBUG) Log.d(TAG, "onLockscreenShown");
+                    onLockscreenShown();
+                    break;
             }
             if (args != null) {
                 args.recycle();
@@ -1296,6 +1306,13 @@
         hide();
     }
 
+    /**
+     * Called when the lockscreen was shown.
+     */
+    public void onLockscreenShown() {
+        hide();
+    }
+
     @Override
     public void onConfigurationChanged(Configuration newConfig) {
     }
diff --git a/core/java/com/android/internal/app/AssistUtils.java b/core/java/com/android/internal/app/AssistUtils.java
index 0910daf..d552e54 100644
--- a/core/java/com/android/internal/app/AssistUtils.java
+++ b/core/java/com/android/internal/app/AssistUtils.java
@@ -122,6 +122,16 @@
         }
     }
 
+    public void onLockscreenShown() {
+        try {
+            if (mVoiceInteractionManagerService != null) {
+                mVoiceInteractionManagerService.onLockscreenShown();
+            }
+        } catch (RemoteException e) {
+            Log.w(TAG, "Failed to call onLockscreenShown", e);
+        }
+    }
+
     public ComponentName getAssistComponentForUser(int userId) {
         final String setting = Settings.Secure.getStringForUser(mContext.getContentResolver(),
                 Settings.Secure.ASSISTANT, userId);
diff --git a/core/java/com/android/internal/app/IVoiceInteractionManagerService.aidl b/core/java/com/android/internal/app/IVoiceInteractionManagerService.aidl
index dc946abc..1a963f3 100644
--- a/core/java/com/android/internal/app/IVoiceInteractionManagerService.aidl
+++ b/core/java/com/android/internal/app/IVoiceInteractionManagerService.aidl
@@ -131,4 +131,9 @@
      * from the lockscreen.
      */
     boolean activeServiceSupportsLaunchFromKeyguard();
+
+    /**
+     * Called when the lockscreen got shown.
+     */
+    void onLockscreenShown();
 }
diff --git a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
index f66a7dd..9265b63 100644
--- a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
+++ b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
@@ -304,4 +304,8 @@
     public void onUserSwitched(int newUserId) {
         updateAssistInfo();
     }
+
+    public void onLockscreenShown() {
+        mAssistUtils.onLockscreenShown();
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 70a0e99..bb659fc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -3331,6 +3331,7 @@
             mDraggedDownRow.notifyHeightChanged(false  /* needsAnimation */);
             mDraggedDownRow = null;
         }
+        mAssistManager.onLockscreenShown();
     }
 
     private void onLaunchTransitionFadingEnded() {
diff --git a/services/voiceinteraction/java/com/android/server/voiceinteraction/VoiceInteractionManagerService.java b/services/voiceinteraction/java/com/android/server/voiceinteraction/VoiceInteractionManagerService.java
index b57c413..a8874d0 100644
--- a/services/voiceinteraction/java/com/android/server/voiceinteraction/VoiceInteractionManagerService.java
+++ b/services/voiceinteraction/java/com/android/server/voiceinteraction/VoiceInteractionManagerService.java
@@ -894,6 +894,28 @@
         }
 
         @Override
+        public void onLockscreenShown() {
+            enforceCallingPermission(Manifest.permission.ACCESS_VOICE_INTERACTION_SERVICE);
+            synchronized (this) {
+                if (mImpl == null) {
+                    return;
+                }
+                final long caller = Binder.clearCallingIdentity();
+                try {
+                    if (mImpl.mActiveSession != null && mImpl.mActiveSession.mSession != null) {
+                        try {
+                            mImpl.mActiveSession.mSession.onLockscreenShown();
+                        } catch (RemoteException e) {
+                            Log.w(TAG, "Failed to call onLockscreenShown", e);
+                        }
+                    }
+                } finally {
+                    Binder.restoreCallingIdentity(caller);
+                }
+            }
+        }
+
+        @Override
         public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
             if (mContext.checkCallingOrSelfPermission(Manifest.permission.DUMP)
                     != PackageManager.PERMISSION_GRANTED) {
diff --git a/tests/Assist/src/com/android/test/assist/AssistInteractionSession.java b/tests/Assist/src/com/android/test/assist/AssistInteractionSession.java
index 43f1e32..851bda9 100644
--- a/tests/Assist/src/com/android/test/assist/AssistInteractionSession.java
+++ b/tests/Assist/src/com/android/test/assist/AssistInteractionSession.java
@@ -24,6 +24,7 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.service.voice.VoiceInteractionSession;
+import android.util.Log;
 import android.view.View;
 import android.view.ViewAnimationUtils;
 import android.view.ViewTreeObserver;
@@ -69,6 +70,7 @@
 
     @Override
     public void onCreate() {
+        super.onCreate();
         // Simulate slowness of Assist app
         try {
             Thread.sleep(1000);
@@ -105,6 +107,12 @@
         }
     }
 
+    @Override
+    public void onLockscreenShown() {
+        super.onLockscreenShown();
+        Log.i("Assistant", "Lockscreen was shown");
+    }
+
     private void playAssistAnimation() {
         Interpolator linearOutSlowIn = AnimationUtils.loadInterpolator(mBackground.getContext(),
                 android.R.interpolator.linear_out_slow_in);