Fix fingerprint icon screen on animation

Bug: 22807015
Change-Id: I4685085007d87f1b1e1db380d0f899efc4e56240

2 files changed, 40 insertions, 0 deletions

diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
index 3670683..5183c35 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java
@@ -142,6 +142,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
     private static final int MSG_SIM_SUBSCRIPTION_INFO_CHANGED = 328;
     private static final int MSG_AIRPLANE_MODE_CHANGED = 329;
     private static final int MSG_SERVICE_STATE_CHANGE = 330;
+    private static final int MSG_SCREEN_TURNED_ON = 331;
+    private static final int MSG_SCREEN_TURNED_OFF = 332;
 
     private static KeyguardUpdateMonitor sInstance;
 
@@ -248,6 +250,12 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
                 case MSG_SERVICE_STATE_CHANGE:
                     handleServiceStateChange(msg.arg1, (ServiceState) msg.obj);
                     break;
+                case MSG_SCREEN_TURNED_ON:
+                    handleScreenTurnedOn();
+                    break;
+                case MSG_SCREEN_TURNED_OFF:
+                    handleScreenTurnedOff();
+                    break;
             }
         }
     };
@@ -806,6 +814,26 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         updateFingerprintListeningState();
     }
 
+    private void handleScreenTurnedOn() {
+        final int count = mCallbacks.size();
+        for (int i = 0; i < count; i++) {
+            KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
+            if (cb != null) {
+                cb.onScreenTurnedOn();
+            }
+        }
+    }
+
+    private void handleScreenTurnedOff() {
+        final int count = mCallbacks.size();
+        for (int i = 0; i < count; i++) {
+            KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
+            if (cb != null) {
+                cb.onScreenTurnedOff();
+            }
+        }
+    }
+
     /**
      * IMPORTANT: Must be called from UI thread.
      */
@@ -1486,12 +1514,14 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
         synchronized (this) {
             mScreenOn = true;
         }
+        mHandler.sendEmptyMessage(MSG_SCREEN_TURNED_ON);
     }
 
     public void dispatchScreenTurnedOff() {
         synchronized(this) {
             mScreenOn = false;
         }
+        mHandler.sendEmptyMessage(MSG_SCREEN_TURNED_OFF);
     }
 
     public boolean isDeviceInteractive() {
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
index 0cdf999..6cda2b7 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitorCallback.java
@@ -161,6 +161,16 @@ public class KeyguardUpdateMonitorCallback {
     public void onFinishedGoingToSleep(int why) { }
 
     /**
+     * Called when the screen has been turned on.
+     */
+    public void onScreenTurnedOn() { }
+
+    /**
+     * Called when the screen has been turned off.
+     */
+    public void onScreenTurnedOff() { }
+
+    /**
      * Called when trust changes for a user.
      */
     public void onTrustChanged(int userId) { }