1 files changed, 84 insertions, 8 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java b/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
index 31c94f7..54f91da 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/KeyguardIndicationController.java
@@ -16,18 +16,13 @@
 
 package com.android.systemui.statusbar;
 
-import com.android.internal.app.IBatteryStats;
-import com.android.keyguard.KeyguardUpdateMonitor;
-import com.android.keyguard.KeyguardUpdateMonitorCallback;
-import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.KeyguardIndicationTextView;
-
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.res.Resources;
 import android.graphics.Color;
+import android.hardware.fingerprint.FingerprintManager;
 import android.os.BatteryManager;
 import android.os.BatteryStats;
 import android.os.Handler;
@@ -40,8 +35,16 @@ import android.text.format.Formatter;
 import android.util.Log;
 import android.view.View;
 
+import com.android.internal.app.IBatteryStats;
+import com.android.keyguard.KeyguardUpdateMonitor;
+import com.android.keyguard.KeyguardUpdateMonitorCallback;
+import com.android.systemui.R;
+import com.android.systemui.statusbar.phone.KeyguardIndicationTextView;
+import com.android.systemui.statusbar.phone.LockIcon;
+import com.android.systemui.statusbar.phone.StatusBarKeyguardViewManager;
+
 /**
- * Controls the little text indicator on the keyguard.
+ * Controls the indications and error messages shown on the Keyguard
  */
 public class KeyguardIndicationController {
 
@@ -49,6 +52,8 @@ public class KeyguardIndicationController {
     private static final boolean DEBUG_CHARGING_CURRENT = false;
 
     private static final int MSG_HIDE_TRANSIENT = 1;
+    private static final int MSG_CLEAR_FP_MSG = 2;
+    private static final long TRANSIENT_FP_ERROR_TIMEOUT = 1300;
 
     private final Context mContext;
     private final KeyguardIndicationTextView mTextView;
@@ -56,6 +61,8 @@ public class KeyguardIndicationController {
 
     private final int mSlowThreshold;
     private final int mFastThreshold;
+    private final LockIcon mLockIcon;
+    private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager;
 
     private String mRestingIndication;
     private String mTransientIndication;
@@ -66,10 +73,13 @@ public class KeyguardIndicationController {
     private boolean mPowerCharged;
     private int mChargingSpeed;
     private int mChargingCurrent;
+    private String mMessageToShowOnScreenOn;
 
-    public KeyguardIndicationController(Context context, KeyguardIndicationTextView textView) {
+    public KeyguardIndicationController(Context context, KeyguardIndicationTextView textView,
+                                        LockIcon lockIcon) {
         mContext = context;
         mTextView = textView;
+        mLockIcon = lockIcon;
 
         Resources res = context.getResources();
         mSlowThreshold = res.getInteger(R.integer.config_chargingSlowlyThreshold);
@@ -216,6 +226,64 @@ public class KeyguardIndicationController {
             mChargingSpeed = status.getChargingSpeed(mSlowThreshold, mFastThreshold);
             updateIndication();
         }
+
+        @Override
+        public void onFingerprintHelp(int msgId, String helpString) {
+            KeyguardUpdateMonitor updateMonitor = KeyguardUpdateMonitor.getInstance(mContext);
+            if (!updateMonitor.isUnlockingWithFingerprintAllowed()) {
+                return;
+            }
+            int errorColor = mContext.getResources().getColor(R.color.system_warning_color, null);
+            if (mStatusBarKeyguardViewManager.isBouncerShowing()) {
+                mStatusBarKeyguardViewManager.showBouncerMessage(helpString, errorColor);
+            } else if (updateMonitor.isDeviceInteractive()) {
+                mLockIcon.setTransientFpError(true);
+                showTransientIndication(helpString, errorColor);
+                mHandler.removeMessages(MSG_CLEAR_FP_MSG);
+                mHandler.sendMessageDelayed(mHandler.obtainMessage(MSG_CLEAR_FP_MSG),
+                        TRANSIENT_FP_ERROR_TIMEOUT);
+            }
+        }
+
+        @Override
+        public void onFingerprintError(int msgId, String errString) {
+            KeyguardUpdateMonitor updateMonitor = KeyguardUpdateMonitor.getInstance(mContext);
+            if (!updateMonitor.isUnlockingWithFingerprintAllowed()
+                    || msgId == FingerprintManager.FINGERPRINT_ERROR_CANCELED) {
+                return;
+            }
+            int errorColor = mContext.getResources().getColor(R.color.system_warning_color, null);
+            if (mStatusBarKeyguardViewManager.isBouncerShowing()) {
+                mStatusBarKeyguardViewManager.showBouncerMessage(errString, errorColor);
+            } else if (updateMonitor.isDeviceInteractive()) {
+                    showTransientIndication(errString, errorColor);
+                    // We want to keep this message around in case the screen was off
+                    mHandler.removeMessages(MSG_HIDE_TRANSIENT);
+                    hideTransientIndicationDelayed(5000);
+             } else {
+                    mMessageToShowOnScreenOn = errString;
+            }
+        }
+
+        @Override
+        public void onScreenTurnedOn() {
+            if (mMessageToShowOnScreenOn != null) {
+                int errorColor = mContext.getResources().getColor(R.color.system_warning_color,
+                        null);
+                showTransientIndication(mMessageToShowOnScreenOn, errorColor);
+                // We want to keep this message around in case the screen was off
+                mHandler.removeMessages(MSG_HIDE_TRANSIENT);
+                hideTransientIndicationDelayed(5000);
+                mMessageToShowOnScreenOn = null;
+            }
+        }
+
+        @Override
+        public void onFingerprintRunningStateChanged(boolean running) {
+            if (running) {
+                mMessageToShowOnScreenOn = null;
+            }
+        }
     };
 
     BroadcastReceiver mReceiver = new BroadcastReceiver() {
@@ -233,7 +301,15 @@ public class KeyguardIndicationController {
             if (msg.what == MSG_HIDE_TRANSIENT && mTransientIndication != null) {
                 mTransientIndication = null;
                 updateIndication();
+            } else if (msg.what == MSG_CLEAR_FP_MSG) {
+                mLockIcon.setTransientFpError(false);
+                hideTransientIndication();
             }
         }
     };
+
+    public void setStatusBarKeyguardViewManager(
+            StatusBarKeyguardViewManager statusBarKeyguardViewManager) {
+        mStatusBarKeyguardViewManager = statusBarKeyguardViewManager;
+    }
 }