Add device locked API for TrustAgentService

Bug: 18414067
Change-Id: I96c68af9ccc9940acf9fab3b5bd39a3485f01045

1 files changed, 19 insertions, 7 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
index 20e418c..5f92dc6 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java
@@ -23,6 +23,7 @@ import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.app.SearchManager;
 import android.app.StatusBarManager;
+import android.app.trust.TrustManager;
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -187,8 +188,9 @@ public class KeyguardViewMediator extends SystemUI {
     /** High level access to the window manager for dismissing keyguard animation */
     private IWindowManager mWM;
 
-    /** UserManager for querying number of users */
-    private UserManager mUserManager;
+
+    /** TrustManager for letting it know when we change visibility */
+    private TrustManager mTrustManager;
 
     /** SearchManager for determining whether or not search assistant is available */
     private SearchManager mSearchManager;
@@ -484,7 +486,8 @@ public class KeyguardViewMediator extends SystemUI {
     private void setup() {
         mPM = (PowerManager) mContext.getSystemService(Context.POWER_SERVICE);
         mWM = WindowManagerGlobal.getWindowManagerService();
-        mUserManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
+        mTrustManager = (TrustManager) mContext.getSystemService(Context.TRUST_SERVICE);
+
         mShowKeyguardWakeLock = mPM.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "show keyguard");
         mShowKeyguardWakeLock.setReferenceCounted(false);
 
@@ -501,6 +504,7 @@ public class KeyguardViewMediator extends SystemUI {
 
         // Assume keyguard is showing (unless it's disabled) until we know for sure...
         mShowing = !shouldWaitForProvisioning() && !mLockPatternUtils.isLockScreenDisabled();
+        mTrustManager.reportKeyguardShowingChanged();
 
         mStatusBarKeyguardViewManager = new StatusBarKeyguardViewManager(mContext,
                 mViewMediatorCallback, mLockPatternUtils);
@@ -931,7 +935,7 @@ public class KeyguardViewMediator extends SystemUI {
         if (mLockPatternUtils.checkVoldPassword()) {
             if (DEBUG) Log.d(TAG, "Not showing lock screen since just decrypted");
             // Without this, settings is not enabled until the lock screen first appears
-            mShowing = false;
+            setShowing(false);
             hideLocked();
             return;
         }
@@ -1249,7 +1253,7 @@ public class KeyguardViewMediator extends SystemUI {
 
             mStatusBarKeyguardViewManager.show(options);
             mHiding = false;
-            mShowing = true;
+            setShowing(true);
             resetKeyguardDonePendingLocked();
             mHideAnimationRun = false;
             updateActivityLockScreenState();
@@ -1328,7 +1332,7 @@ public class KeyguardViewMediator extends SystemUI {
             }
 
             mStatusBarKeyguardViewManager.hide(startTime, fadeoutDuration);
-            mShowing = false;
+            setShowing(false);
             resetKeyguardDonePendingLocked();
             mHideAnimationRun = false;
             updateActivityLockScreenState();
@@ -1389,7 +1393,7 @@ public class KeyguardViewMediator extends SystemUI {
         synchronized (KeyguardViewMediator.this) {
             if (DEBUG) Log.d(TAG, "handleVerifyUnlock");
             mStatusBarKeyguardViewManager.verifyUnlock();
-            mShowing = true;
+            setShowing(true);
             updateActivityLockScreenState();
         }
     }
@@ -1471,4 +1475,12 @@ public class KeyguardViewMediator extends SystemUI {
             this.fadeoutDuration = fadeoutDuration;
         }
     }
+
+    private void setShowing(boolean showing) {
+        boolean changed = (showing != mShowing);
+        mShowing = showing;
+        if (changed) {
+            mTrustManager.reportKeyguardShowingChanged();
+        }
+    }
 }